Merge branch 'main' into v3

# Conflicts:
#	worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/TransformExtent.java
#	worldedit-core/src/main/java/com/fastasyncworldedit/core/util/collection/SimpleRandomCollection.java

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -31,7 +31,6 @@ body:
         - '1.20'
         - '1.19.4'
         - '1.18.2'
-        - '1.17.1'
     validations:
       required: true
 

.github/workflows/label-merge-conflicts.yaml

@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Label conflicting PRs
-        uses: eps1lon/actions-label-merge-conflict@v2.1.0
+        uses: eps1lon/actions-label-merge-conflict@v3.0.0
         with:
           dirtyLabel: "unresolved-merge-conflict"
           repoToken: "${{ secrets.GITHUB_TOKEN }}"

build.gradle.kts

@@ -34,7 +34,7 @@ logger.lifecycle("""
 *******************************************
 """)
 
-var rootVersion by extra("2.9.1")
+var rootVersion by extra("2.9.2")
 var snapshot by extra("SNAPSHOT")
 var revision: String by extra("")
 var buildNumber by extra("")
@@ -83,7 +83,7 @@ allprojects {
 }
 
 applyCommonConfiguration()
-val supportedVersions = listOf("1.17.1", "1.18.2", "1.19.4", "1.20", "1.20.4")
+val supportedVersions = listOf("1.18.2", "1.19.4", "1.20", "1.20.4")
 
 tasks {
     supportedVersions.forEach {

gradle/libs.versions.toml

@@ -14,7 +14,7 @@ mapmanager = "1.8.0-SNAPSHOT"
 griefprevention = "17.0.0"
 griefdefender = "2.1.0-SNAPSHOT"
 residence = "4.5._13.1"
-towny = "0.100.1.20"
+towny = "0.100.1.23"
 plotsquared = "7.3.6"
 
 # Third party

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

settings.gradle.kts

@@ -2,7 +2,7 @@ rootProject.name = "FastAsyncWorldEdit"
 
 include("worldedit-libs")
 
-listOf("1_17_1", "1_18_2", "1_19_4", "1_20", "1_20_2", "1_20_4").forEach {
+listOf("1_18_2", "1_19_4", "1_20", "1_20_2", "1_20_4").forEach {
     include("worldedit-bukkit:adapters:adapter-$it")
 }
 

worldedit-bukkit/adapters/adapter-1_17_1/build.gradle.kts

@@ -1,27 +0,0 @@
-import io.papermc.paperweight.userdev.PaperweightUserDependenciesExtension
-
-applyPaperweightAdapterConfiguration()
-
-plugins {
-    java
-}
-
-repositories {
-    mavenCentral()
-    gradlePluginPortal()
-}
-
-java {
-    toolchain.languageVersion.set(JavaLanguageVersion.of(17))
-}
-
-configurations.all {
-    attributes.attribute(TargetJvmVersion.TARGET_JVM_VERSION_ATTRIBUTE, 17)
-}
-
-
-dependencies {
-    // url=https://repo.papermc.io/service/rest/repository/browse/maven-public/io/papermc/paper/dev-bundle/1.17.1-R0.1-SNAPSHOT
-    the<PaperweightUserDependenciesExtension>().paperDevBundle("1.17.1-R0.1-20220414.034903-210")
-    compileOnly(libs.paperlib)
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/ext/fawe/PaperweightFakePlayer.java

@@ -1,103 +0,0 @@
-/*
- * WorldEdit, a Minecraft world manipulation toolkit
- * Copyright (C) sk89q <http://www.sk89q.com>
- * Copyright (C) WorldEdit team and contributors
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.sk89q.worldedit.bukkit.adapter.ext.fawe;
-
-import com.mojang.authlib.GameProfile;
-import net.minecraft.network.chat.ChatType;
-import net.minecraft.network.chat.Component;
-import net.minecraft.network.protocol.game.ServerboundClientInformationPacket;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.server.level.ServerPlayer;
-import net.minecraft.stats.Stat;
-import net.minecraft.world.MenuProvider;
-import net.minecraft.world.damagesource.DamageSource;
-import net.minecraft.world.entity.Entity;
-import net.minecraft.world.level.block.entity.SignBlockEntity;
-import net.minecraft.world.phys.Vec3;
-import org.bukkit.event.player.PlayerTeleportEvent.TeleportCause;
-
-import java.util.OptionalInt;
-import java.util.UUID;
-
-class PaperweightFakePlayer extends ServerPlayer {
-
-    private static final GameProfile FAKE_WORLDEDIT_PROFILE = new GameProfile(
-            UUID.nameUUIDFromBytes("worldedit".getBytes()),
-            "[WorldEdit]"
-    );
-    private static final Vec3 ORIGIN = new Vec3(0.0D, 0.0D, 0.0D);
-
-    PaperweightFakePlayer(ServerLevel world) {
-        super(world.getServer(), world, FAKE_WORLDEDIT_PROFILE);
-    }
-
-    @Override
-    public Vec3 position() {
-        return ORIGIN;
-    }
-
-    @Override
-    public void tick() {
-    }
-
-    @Override
-    public void die(DamageSource damagesource) {
-    }
-
-    @Override
-    public Entity changeDimension(ServerLevel worldserver, TeleportCause cause) {
-        return this;
-    }
-
-    @Override
-    public OptionalInt openMenu(MenuProvider factory) {
-        return OptionalInt.empty();
-    }
-
-    @Override
-    public void updateOptions(ServerboundClientInformationPacket packet) {
-    }
-
-    @Override
-    public void displayClientMessage(Component message, boolean actionBar) {
-    }
-
-    @Override
-    public void sendMessage(Component message, ChatType type, UUID sender) {
-    }
-
-    @Override
-    public void awardStat(Stat<?> stat, int amount) {
-    }
-
-    @Override
-    public void awardStat(Stat<?> stat) {
-    }
-
-    @Override
-    public boolean isInvulnerableTo(DamageSource damageSource) {
-        return true;
-    }
-
-    @Override
-    public void openTextEdit(SignBlockEntity sign) {
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/ext/fawe/PaperweightWorldNativeAccess.java

@@ -1,209 +0,0 @@
-/*
- * WorldEdit, a Minecraft world manipulation toolkit
- * Copyright (C) sk89q <http://www.sk89q.com>
- * Copyright (C) WorldEdit team and contributors
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-package com.sk89q.worldedit.bukkit.adapter.ext.fawe;
-
-import com.sk89q.worldedit.bukkit.BukkitAdapter;
-import com.sk89q.worldedit.internal.block.BlockStateIdAccess;
-import com.sk89q.worldedit.internal.wna.WorldNativeAccess;
-import com.sk89q.worldedit.util.SideEffect;
-import com.sk89q.worldedit.util.SideEffectSet;
-import com.sk89q.worldedit.util.nbt.CompoundBinaryTag;
-import com.sk89q.worldedit.world.block.BlockState;
-import net.minecraft.core.BlockPos;
-import net.minecraft.server.level.ChunkHolder;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.world.level.block.Block;
-import net.minecraft.world.level.chunk.LevelChunk;
-import org.bukkit.craftbukkit.v1_17_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_17_R1.block.data.CraftBlockData;
-import org.bukkit.event.block.BlockPhysicsEvent;
-
-import javax.annotation.Nullable;
-import java.lang.ref.WeakReference;
-import java.util.Objects;
-
-public class PaperweightWorldNativeAccess implements
-        WorldNativeAccess<LevelChunk, net.minecraft.world.level.block.state.BlockState, BlockPos> {
-
-    private static final int UPDATE = 1;
-    private static final int NOTIFY = 2;
-
-    private final PaperweightAdapter adapter;
-    private final WeakReference<ServerLevel> world;
-    private SideEffectSet sideEffectSet;
-
-    public PaperweightWorldNativeAccess(PaperweightAdapter adapter, WeakReference<ServerLevel> world) {
-        this.adapter = adapter;
-        this.world = world;
-    }
-
-    private ServerLevel getWorld() {
-        return Objects.requireNonNull(world.get(), "The reference to the world was lost");
-    }
-
-    @Override
-    public void setCurrentSideEffectSet(SideEffectSet sideEffectSet) {
-        this.sideEffectSet = sideEffectSet;
-    }
-
-    @Override
-    public LevelChunk getChunk(int x, int z) {
-        return getWorld().getChunk(x, z);
-    }
-
-    @Override
-    public net.minecraft.world.level.block.state.BlockState toNative(BlockState state) {
-        int stateId = BlockStateIdAccess.getBlockStateId(state);
-        return BlockStateIdAccess.isValidInternalId(stateId)
-                ? Block.stateById(stateId)
-                : ((CraftBlockData) BukkitAdapter.adapt(state)).getState();
-    }
-
-    @Override
-    public net.minecraft.world.level.block.state.BlockState getBlockState(LevelChunk chunk, BlockPos position) {
-        return chunk.getBlockState(position);
-    }
-
-    @Nullable
-    @Override
-    public net.minecraft.world.level.block.state.BlockState setBlockState(
-            LevelChunk chunk,
-            BlockPos position,
-            net.minecraft.world.level.block.state.BlockState state
-    ) {
-        return chunk.setType(position, state, false, this.sideEffectSet.shouldApply(SideEffect.UPDATE));
-    }
-
-    @Override
-    public net.minecraft.world.level.block.state.BlockState getValidBlockForPosition(
-            net.minecraft.world.level.block.state.BlockState block,
-            BlockPos position
-    ) {
-        return Block.updateFromNeighbourShapes(block, getWorld(), position);
-    }
-
-    @Override
-    public BlockPos getPosition(int x, int y, int z) {
-        return new BlockPos(x, y, z);
-    }
-
-    @Override
-    public void updateLightingForBlock(BlockPos position) {
-        getWorld().getChunkSource().getLightEngine().checkBlock(position);
-    }
-
-    @Override
-    public boolean updateTileEntity(final BlockPos position, final CompoundBinaryTag tag) {
-        return false;
-    }
-
-    @Override
-    public void notifyBlockUpdate(
-            LevelChunk chunk,
-            BlockPos position,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState
-    ) {
-        if (chunk.getSections()[getWorld().getSectionIndex(position.getY())] != null) {
-            getWorld().sendBlockUpdated(position, oldState, newState, UPDATE | NOTIFY);
-        }
-    }
-
-    @Override
-    public boolean isChunkTicking(LevelChunk chunk) {
-        return chunk.getFullStatus().isOrAfter(ChunkHolder.FullChunkStatus.TICKING);
-    }
-
-    @Override
-    public void markBlockChanged(LevelChunk chunk, BlockPos position) {
-        if (chunk.getSections()[getWorld().getSectionIndex(position.getY())] != null) {
-            getWorld().getChunkSource().blockChanged(position);
-        }
-    }
-
-    @Override
-    public void notifyNeighbors(
-            BlockPos pos,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState
-    ) {
-        ServerLevel world = getWorld();
-        if (sideEffectSet.shouldApply(SideEffect.EVENTS)) {
-            world.updateNeighborsAt(pos, oldState.getBlock());
-        } else {
-            // When we don't want events, manually run the physics without them.
-            Block block = oldState.getBlock();
-            fireNeighborChanged(pos, world, block, pos.west());
-            fireNeighborChanged(pos, world, block, pos.east());
-            fireNeighborChanged(pos, world, block, pos.below());
-            fireNeighborChanged(pos, world, block, pos.above());
-            fireNeighborChanged(pos, world, block, pos.north());
-            fireNeighborChanged(pos, world, block, pos.south());
-        }
-        if (newState.hasAnalogOutputSignal()) {
-            world.updateNeighbourForOutputSignal(pos, newState.getBlock());
-        }
-    }
-
-    private void fireNeighborChanged(BlockPos pos, ServerLevel world, Block block, BlockPos neighborPos) {
-        world.getBlockState(neighborPos).neighborChanged(world, neighborPos, block, pos, false);
-    }
-
-    @Override
-    public void updateNeighbors(
-            BlockPos pos,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState,
-            int recursionLimit
-    ) {
-        ServerLevel world = getWorld();
-        // a == updateNeighbors
-        // b == updateDiagonalNeighbors
-        oldState.updateIndirectNeighbourShapes(world, pos, NOTIFY, recursionLimit);
-        if (sideEffectSet.shouldApply(SideEffect.EVENTS)) {
-            CraftWorld craftWorld = world.getWorld();
-            BlockPhysicsEvent event = new BlockPhysicsEvent(
-                    craftWorld.getBlockAt(pos.getX(), pos.getY(), pos.getZ()),
-                    CraftBlockData.fromData(newState)
-            );
-            world.getCraftServer().getPluginManager().callEvent(event);
-            if (event.isCancelled()) {
-                return;
-            }
-        }
-        newState.updateNeighbourShapes(world, pos, NOTIFY, recursionLimit);
-        newState.updateIndirectNeighbourShapes(world, pos, NOTIFY, recursionLimit);
-    }
-
-    @Override
-    public void onBlockStateChange(
-            BlockPos pos,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState
-    ) {
-        getWorld().onBlockStateChange(pos, oldState, newState);
-    }
-
-    @Override
-    public void flush() {
-
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightBlockMaterial.java

@@ -1,189 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.google.common.base.Suppliers;
-import com.sk89q.jnbt.CompoundTag;
-import com.sk89q.util.ReflectionUtil;
-import com.sk89q.worldedit.bukkit.adapter.Refraction;
-import com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2.nbt.PaperweightLazyCompoundTag;
-import com.sk89q.worldedit.world.registry.BlockMaterial;
-import net.minecraft.core.BlockPos;
-import net.minecraft.world.level.EmptyBlockGetter;
-import net.minecraft.world.level.block.Block;
-import net.minecraft.world.level.block.EntityBlock;
-import net.minecraft.world.level.block.entity.BlockEntity;
-import net.minecraft.world.level.block.state.BlockBehaviour;
-import net.minecraft.world.level.block.state.BlockState;
-import net.minecraft.world.level.material.Material;
-import net.minecraft.world.level.material.PushReaction;
-import org.bukkit.craftbukkit.v1_17_R1.block.data.CraftBlockData;
-
-public class PaperweightBlockMaterial implements BlockMaterial {
-
-    private final Block block;
-    private final BlockState blockState;
-    private final Material material;
-    private final boolean isTranslucent;
-    private final CraftBlockData craftBlockData;
-    private final org.bukkit.Material craftMaterial;
-    private final int opacity;
-    private final CompoundTag tile;
-
-    public PaperweightBlockMaterial(Block block) {
-        this(block, block.defaultBlockState());
-    }
-
-    public PaperweightBlockMaterial(Block block, BlockState blockState) {
-        this.block = block;
-        this.blockState = blockState;
-        this.material = blockState.getMaterial();
-        this.craftBlockData = CraftBlockData.fromData(blockState);
-        this.craftMaterial = craftBlockData.getMaterial();
-        BlockBehaviour.Properties blockInfo = ReflectionUtil.getField(BlockBehaviour.class, block, Refraction.pickName(
-                "properties", "aP"));
-        this.isTranslucent = !(boolean) ReflectionUtil.getField(BlockBehaviour.Properties.class, blockInfo,
-                Refraction.pickName("canOcclude", "n")
-        );
-        opacity = blockState.getLightBlock(EmptyBlockGetter.INSTANCE, BlockPos.ZERO);
-        BlockEntity tileEntity = !(block instanceof EntityBlock) ? null : ((EntityBlock) block).newBlockEntity(
-                BlockPos.ZERO,
-                blockState
-        );
-        tile = tileEntity == null
-                ? null
-                : new PaperweightLazyCompoundTag(Suppliers.memoize(() -> tileEntity.save(new net.minecraft.nbt.CompoundTag())));
-    }
-
-    public Block getBlock() {
-        return block;
-    }
-
-    public BlockState getState() {
-        return blockState;
-    }
-
-    public CraftBlockData getCraftBlockData() {
-        return craftBlockData;
-    }
-
-    public Material getMaterial() {
-        return material;
-    }
-
-    @Override
-    public boolean isAir() {
-        return blockState.isAir();
-    }
-
-    @Override
-    public boolean isFullCube() {
-        return craftMaterial.isOccluding();
-    }
-
-    @Override
-    public boolean isOpaque() {
-        return material.isSolidBlocking();
-    }
-
-    @Override
-    public boolean isPowerSource() {
-        return blockState.isSignalSource();
-    }
-
-    @Override
-    public boolean isLiquid() {
-        return material.isLiquid();
-    }
-
-    @Override
-    public boolean isSolid() {
-        return material.isSolid();
-    }
-
-    @Override
-    public float getHardness() {
-        return craftBlockData.getState().destroySpeed;
-    }
-
-    @Override
-    public float getResistance() {
-        return block.getExplosionResistance();
-    }
-
-    @Override
-    public float getSlipperiness() {
-        return block.getFriction();
-    }
-
-    @Override
-    public int getLightValue() {
-        return blockState.getLightEmission();
-    }
-
-    @Override
-    public int getLightOpacity() {
-        return opacity;
-    }
-
-    @Override
-    public boolean isFragileWhenPushed() {
-        return material.getPushReaction() == PushReaction.DESTROY;
-    }
-
-    @Override
-    public boolean isUnpushable() {
-        return material.getPushReaction() == PushReaction.BLOCK;
-    }
-
-    @Override
-    public boolean isTicksRandomly() {
-        return block.isRandomlyTicking(blockState);
-    }
-
-    @Override
-    public boolean isMovementBlocker() {
-        return material.isSolid();
-    }
-
-    @Override
-    public boolean isBurnable() {
-        return material.isFlammable();
-    }
-
-    @Override
-    public boolean isToolRequired() {
-        // Removed in 1.16.1, this is not present in higher versions
-        return false;
-    }
-
-    @Override
-    public boolean isReplacedDuringPlacement() {
-        return material.isReplaceable();
-    }
-
-    @Override
-    public boolean isTranslucent() {
-        return isTranslucent;
-    }
-
-    @Override
-    public boolean hasContainer() {
-        return block instanceof EntityBlock;
-    }
-
-    @Override
-    public boolean isTile() {
-        return block instanceof EntityBlock;
-    }
-
-    @Override
-    public CompoundTag getDefaultTile() {
-        return tile;
-    }
-
-    @Override
-    public int getMapColor() {
-        // rgb field
-        return material.getColor().col;
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightFaweAdapter.java

@@ -1,671 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.bukkit.adapter.FaweAdapter;
-import com.fastasyncworldedit.bukkit.adapter.NMSRelighterFactory;
-import com.fastasyncworldedit.core.FaweCache;
-import com.fastasyncworldedit.core.entity.LazyBaseEntity;
-import com.fastasyncworldedit.core.extent.processor.lighting.RelighterFactory;
-import com.fastasyncworldedit.core.queue.IBatchProcessor;
-import com.fastasyncworldedit.core.queue.IChunkGet;
-import com.fastasyncworldedit.core.queue.implementation.packet.ChunkPacket;
-import com.fastasyncworldedit.core.util.NbtUtils;
-import com.google.common.base.Preconditions;
-import com.google.common.collect.ImmutableList;
-import com.google.common.collect.ImmutableMap;
-import com.sk89q.jnbt.Tag;
-import com.sk89q.worldedit.blocks.BaseItemStack;
-import com.sk89q.worldedit.blocks.TileEntityBlock;
-import com.sk89q.worldedit.bukkit.BukkitAdapter;
-import com.sk89q.worldedit.bukkit.adapter.BukkitImplAdapter;
-import com.sk89q.worldedit.bukkit.adapter.ext.fawe.PaperweightAdapter;
-import com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2.nbt.PaperweightLazyCompoundTag;
-import com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2.regen.PaperweightRegen;
-import com.sk89q.worldedit.entity.BaseEntity;
-import com.sk89q.worldedit.extent.Extent;
-import com.sk89q.worldedit.internal.block.BlockStateIdAccess;
-import com.sk89q.worldedit.internal.util.LogManagerCompat;
-import com.sk89q.worldedit.internal.wna.WorldNativeAccess;
-import com.sk89q.worldedit.math.BlockVector3;
-import com.sk89q.worldedit.regions.Region;
-import com.sk89q.worldedit.registry.state.BooleanProperty;
-import com.sk89q.worldedit.registry.state.DirectionalProperty;
-import com.sk89q.worldedit.registry.state.EnumProperty;
-import com.sk89q.worldedit.registry.state.IntegerProperty;
-import com.sk89q.worldedit.registry.state.Property;
-import com.sk89q.worldedit.util.Direction;
-import com.sk89q.worldedit.util.SideEffect;
-import com.sk89q.worldedit.util.SideEffectSet;
-import com.sk89q.worldedit.util.formatting.text.Component;
-import com.sk89q.worldedit.util.nbt.BinaryTag;
-import com.sk89q.worldedit.util.nbt.CompoundBinaryTag;
-import com.sk89q.worldedit.util.nbt.StringBinaryTag;
-import com.sk89q.worldedit.world.RegenOptions;
-import com.sk89q.worldedit.world.biome.BiomeType;
-import com.sk89q.worldedit.world.block.BaseBlock;
-import com.sk89q.worldedit.world.block.BlockState;
-import com.sk89q.worldedit.world.block.BlockStateHolder;
-import com.sk89q.worldedit.world.block.BlockType;
-import com.sk89q.worldedit.world.block.BlockTypes;
-import com.sk89q.worldedit.world.block.BlockTypesCache;
-import com.sk89q.worldedit.world.entity.EntityType;
-import com.sk89q.worldedit.world.item.ItemType;
-import com.sk89q.worldedit.world.registry.BlockMaterial;
-import net.minecraft.core.BlockPos;
-import net.minecraft.core.Registry;
-import net.minecraft.core.WritableRegistry;
-import net.minecraft.nbt.IntTag;
-import net.minecraft.network.protocol.game.ClientboundLevelChunkPacket;
-import net.minecraft.resources.ResourceLocation;
-import net.minecraft.server.MinecraftServer;
-import net.minecraft.server.level.ChunkHolder;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.server.level.ServerPlayer;
-import net.minecraft.util.StringRepresentable;
-import net.minecraft.world.entity.Entity;
-import net.minecraft.world.item.ItemStack;
-import net.minecraft.world.level.Level;
-import net.minecraft.world.level.biome.Biome;
-import net.minecraft.world.level.block.Block;
-import net.minecraft.world.level.block.entity.BlockEntity;
-import net.minecraft.world.level.block.state.properties.BlockStateProperties;
-import net.minecraft.world.level.block.state.properties.DirectionProperty;
-import net.minecraft.world.level.chunk.LevelChunk;
-import net.minecraft.world.level.chunk.LevelChunkSection;
-import org.apache.logging.log4j.Logger;
-import org.bukkit.Bukkit;
-import org.bukkit.Location;
-import org.bukkit.NamespacedKey;
-import org.bukkit.World;
-import org.bukkit.block.data.BlockData;
-import org.bukkit.craftbukkit.v1_17_R1.CraftChunk;
-import org.bukkit.craftbukkit.v1_17_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_17_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_17_R1.block.data.CraftBlockData;
-import org.bukkit.craftbukkit.v1_17_R1.entity.CraftEntity;
-import org.bukkit.craftbukkit.v1_17_R1.entity.CraftPlayer;
-import org.bukkit.craftbukkit.v1_17_R1.inventory.CraftItemStack;
-import org.bukkit.craftbukkit.v1_17_R1.util.CraftNamespacedKey;
-import org.bukkit.entity.Player;
-
-import javax.annotation.Nullable;
-import java.lang.ref.WeakReference;
-import java.lang.reflect.Field;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Objects;
-import java.util.OptionalInt;
-import java.util.Set;
-import java.util.function.Supplier;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-
-public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.Tag, ServerLevel> {
-
-    private static final Logger LOGGER = LogManagerCompat.getLogger();
-
-    private final PaperweightAdapter parent;
-    // ------------------------------------------------------------------------
-    // Code that may break between versions of Minecraft
-    // ------------------------------------------------------------------------
-    private final PaperweightMapChunkUtil mapUtil = new PaperweightMapChunkUtil();
-    private char[] ibdToStateOrdinal = null;
-    private int[] ordinalToIbdID = null;
-    private boolean initialised = false;
-    private Map<String, List<Property<?>>> allBlockProperties = null;
-
-    public PaperweightFaweAdapter() throws NoSuchFieldException, NoSuchMethodException {
-        this.parent = new PaperweightAdapter();
-    }
-
-    @Nullable
-    private static String getEntityId(Entity entity) {
-        ResourceLocation resourceLocation = net.minecraft.world.entity.EntityType.getKey(entity.getType());
-        return resourceLocation == null ? null : resourceLocation.toString();
-    }
-
-    @Override
-    public BukkitImplAdapter<net.minecraft.nbt.Tag> getParent() {
-        return parent;
-    }
-
-    @SuppressWarnings("unchecked")
-    private synchronized boolean init() {
-        if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
-            return false;
-        }
-        ibdToStateOrdinal = new char[BlockTypesCache.states.length]; // size
-        ordinalToIbdID = new int[ibdToStateOrdinal.length]; // size
-        for (int i = 0; i < ibdToStateOrdinal.length; i++) {
-            BlockState blockState = BlockTypesCache.states[i];
-            PaperweightBlockMaterial material = (PaperweightBlockMaterial) blockState.getMaterial();
-            int id = Block.BLOCK_STATE_REGISTRY.getId(material.getState());
-            char ordinal = blockState.getOrdinalChar();
-            ibdToStateOrdinal[id] = ordinal;
-            ordinalToIbdID[ordinal] = id;
-        }
-        Map<String, List<Property<?>>> properties = new HashMap<>();
-        try {
-            for (Field field : BlockStateProperties.class.getDeclaredFields()) {
-                Object obj = field.get(null);
-                if (!(obj instanceof net.minecraft.world.level.block.state.properties.Property<?> state)) {
-                    continue;
-                }
-                Property<?> property;
-                if (state instanceof net.minecraft.world.level.block.state.properties.BooleanProperty) {
-                    property = new BooleanProperty(
-                            state.getName(),
-                            (List<Boolean>) ImmutableList.copyOf(state.getPossibleValues())
-                    );
-                } else if (state instanceof DirectionProperty) {
-                    property = new DirectionalProperty(
-                            state.getName(),
-                            state
-                                    .getPossibleValues()
-                                    .stream()
-                                    .map(e -> Direction.valueOf(((StringRepresentable) e).getSerializedName().toUpperCase()))
-                                    .collect(Collectors.toList())
-                    );
-                } else if (state instanceof net.minecraft.world.level.block.state.properties.EnumProperty) {
-                    property = new EnumProperty(
-                            state.getName(),
-                            state
-                                    .getPossibleValues()
-                                    .stream()
-                                    .map(e -> ((StringRepresentable) e).getSerializedName())
-                                    .collect(Collectors.toList())
-                    );
-                } else if (state instanceof net.minecraft.world.level.block.state.properties.IntegerProperty) {
-                    property = new IntegerProperty(
-                            state.getName(),
-                            (List<Integer>) ImmutableList.copyOf(state.getPossibleValues())
-                    );
-                } else {
-                    throw new IllegalArgumentException("FastAsyncWorldEdit needs an update to support " + state
-                            .getClass()
-                            .getSimpleName());
-                }
-                properties.compute(property.getName().toLowerCase(Locale.ROOT), (k, v) -> {
-                    if (v == null) {
-                        v = new ArrayList<>(Collections.singletonList(property));
-                    } else {
-                        v.add(property);
-                    }
-                    return v;
-                });
-            }
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        } finally {
-            allBlockProperties = ImmutableMap.copyOf(properties);
-        }
-        initialised = true;
-        return true;
-    }
-
-    @Override
-    public BlockMaterial getMaterial(BlockType blockType) {
-        Block block = getBlock(blockType);
-        return new PaperweightBlockMaterial(block);
-    }
-
-    @Override
-    public synchronized BlockMaterial getMaterial(BlockState state) {
-        net.minecraft.world.level.block.state.BlockState blockState = ((CraftBlockData) Bukkit.createBlockData(state.getAsString())).getState();
-        return new PaperweightBlockMaterial(blockState.getBlock(), blockState);
-    }
-
-    public Block getBlock(BlockType blockType) {
-        return Registry.BLOCK.get(new ResourceLocation(blockType.getNamespace(), blockType.getResource()));
-    }
-
-    @Deprecated
-    @Override
-    public BlockState getBlock(Location location) {
-        Preconditions.checkNotNull(location);
-
-        int x = location.getBlockX();
-        int y = location.getBlockY();
-        int z = location.getBlockZ();
-        final ServerLevel handle = getServerLevel(location.getWorld());
-        LevelChunk chunk = handle.getChunk(x >> 4, z >> 4);
-        final BlockPos blockPos = new BlockPos(x, y, z);
-        final net.minecraft.world.level.block.state.BlockState blockData = chunk.getBlockState(blockPos);
-        BlockState state = adapt(blockData);
-        if (state == null) {
-            org.bukkit.block.Block bukkitBlock = location.getBlock();
-            state = BukkitAdapter.adapt(bukkitBlock.getBlockData());
-        }
-        return state;
-    }
-
-    @Override
-    public BaseBlock getFullBlock(final Location location) {
-        Preconditions.checkNotNull(location);
-
-        int x = location.getBlockX();
-        int y = location.getBlockY();
-        int z = location.getBlockZ();
-
-        final ServerLevel handle = getServerLevel(location.getWorld());
-        LevelChunk chunk = handle.getChunk(x >> 4, z >> 4);
-        final BlockPos blockPos = new BlockPos(x, y, z);
-        final net.minecraft.world.level.block.state.BlockState blockData = chunk.getBlockState(blockPos);
-        BlockState state = adapt(blockData);
-        if (state == null) {
-            org.bukkit.block.Block bukkitBlock = location.getBlock();
-            state = BukkitAdapter.adapt(bukkitBlock.getBlockData());
-        }
-        if (state.getBlockType().getMaterial().hasContainer()) {
-
-            // Read the NBT data
-            BlockEntity blockEntity = chunk.getBlockEntity(blockPos, LevelChunk.EntityCreationType.CHECK);
-            if (blockEntity != null) {
-                net.minecraft.nbt.CompoundTag tag = blockEntity.save(new net.minecraft.nbt.CompoundTag());
-                return state.toBaseBlock((CompoundBinaryTag) toNativeBinary(tag));
-            }
-        }
-
-        return state.toBaseBlock();
-    }
-
-    @Override
-    public Set<SideEffect> getSupportedSideEffects() {
-        return SideEffectSet.defaults().getSideEffectsToApply();
-    }
-
-    @SuppressWarnings("rawtypes")
-    public boolean setBlock(org.bukkit.Chunk chunk, int x, int y, int z, BlockStateHolder state, boolean update) {
-        CraftChunk craftChunk = (CraftChunk) chunk;
-        LevelChunk levelChunk = craftChunk.getHandle();
-        Level level = levelChunk.getLevel();
-
-        BlockPos blockPos = new BlockPos(x, y, z);
-        net.minecraft.world.level.block.state.BlockState blockState = ((PaperweightBlockMaterial) state.getMaterial()).getState();
-        LevelChunkSection[] levelChunkSections = levelChunk.getSections();
-        int y4 = y >> 4;
-        LevelChunkSection section = levelChunkSections[y4];
-
-        net.minecraft.world.level.block.state.BlockState existing;
-        if (section == null) {
-            existing = ((PaperweightBlockMaterial) BlockTypes.AIR.getDefaultState().getMaterial()).getState();
-        } else {
-            existing = section.getBlockState(x & 15, y & 15, z & 15);
-        }
-
-        levelChunk.removeBlockEntity(blockPos); // Force delete the old tile entity
-
-        CompoundBinaryTag compoundTag = state instanceof BaseBlock ? state.getNbt() : null;
-        if (compoundTag != null || existing instanceof TileEntityBlock) {
-            level.setBlock(blockPos, blockState, 0);
-            // remove tile
-            if (compoundTag != null) {
-                // We will assume that the tile entity was created for us,
-                // though we do not do this on the Forge version
-                BlockEntity blockEntity = level.getBlockEntity(blockPos);
-                if (blockEntity != null) {
-                    net.minecraft.nbt.CompoundTag tag = (net.minecraft.nbt.CompoundTag) fromNativeBinary(compoundTag);
-                    tag.put("x", IntTag.valueOf(x));
-                    tag.put("y", IntTag.valueOf(y));
-                    tag.put("z", IntTag.valueOf(z));
-                    blockEntity.load(tag); // readTagIntoTileEntity - load data
-                }
-            }
-        } else {
-            if (existing == blockState) {
-                return true;
-            }
-            if (section == null) {
-                if (blockState.isAir()) {
-                    return true;
-                }
-                levelChunkSections[y4] = section = new LevelChunkSection(y4 << 4);
-            }
-            levelChunk.setBlockState(blockPos, blockState, false);
-        }
-        if (update) {
-            level.getMinecraftWorld().sendBlockUpdated(blockPos, existing, blockState, 0);
-        }
-        return true;
-    }
-
-    @Override
-    public WorldNativeAccess<?, ?, ?> createWorldNativeAccess(org.bukkit.World world) {
-        return new PaperweightFaweWorldNativeAccess(this, new WeakReference<>(getServerLevel(world)));
-    }
-
-    @Override
-    public BaseEntity getEntity(org.bukkit.entity.Entity entity) {
-        Preconditions.checkNotNull(entity);
-
-        CraftEntity craftEntity = ((CraftEntity) entity);
-        Entity mcEntity = craftEntity.getHandle();
-
-        String id = getEntityId(mcEntity);
-
-        if (id != null) {
-            EntityType type = com.sk89q.worldedit.world.entity.EntityTypes.get(id);
-            Supplier<CompoundBinaryTag> saveTag = () -> {
-                final net.minecraft.nbt.CompoundTag minecraftTag = new net.minecraft.nbt.CompoundTag();
-                PaperweightPlatformAdapter.readEntityIntoTag(mcEntity, minecraftTag);
-                //add Id for AbstractChangeSet to work
-                final CompoundBinaryTag tag = (CompoundBinaryTag) toNativeBinary(minecraftTag);
-                final Map<String, BinaryTag> tags = NbtUtils.getCompoundBinaryTagValues(tag);
-                tags.put("Id", StringBinaryTag.of(id));
-                return CompoundBinaryTag.from(tags);
-            };
-            return new LazyBaseEntity(type, saveTag);
-        } else {
-            return null;
-        }
-    }
-
-    @Override
-    public Component getRichBlockName(BlockType blockType) {
-        return parent.getRichBlockName(blockType);
-    }
-
-    @Override
-    public Component getRichItemName(ItemType itemType) {
-        return parent.getRichItemName(itemType);
-    }
-
-    @Override
-    public Component getRichItemName(BaseItemStack itemStack) {
-        return parent.getRichItemName(itemStack);
-    }
-
-    @Override
-    public OptionalInt getInternalBlockStateId(BlockState state) {
-        PaperweightBlockMaterial material = (PaperweightBlockMaterial) state.getMaterial();
-        net.minecraft.world.level.block.state.BlockState mcState = material.getCraftBlockData().getState();
-        return OptionalInt.of(Block.BLOCK_STATE_REGISTRY.getId(mcState));
-    }
-
-    @Override
-    public BlockState adapt(BlockData blockData) {
-        CraftBlockData cbd = ((CraftBlockData) blockData);
-        net.minecraft.world.level.block.state.BlockState ibd = cbd.getState();
-        return adapt(ibd);
-    }
-
-    public BlockState adapt(net.minecraft.world.level.block.state.BlockState blockState) {
-        return BlockTypesCache.states[adaptToChar(blockState)];
-    }
-
-    public char adaptToChar(net.minecraft.world.level.block.state.BlockState blockState) {
-        int id = Block.BLOCK_STATE_REGISTRY.getId(blockState);
-        if (initialised) {
-            return ibdToStateOrdinal[id];
-        }
-        synchronized (this) {
-            if (initialised) {
-                return ibdToStateOrdinal[id];
-            }
-            try {
-                init();
-                return ibdToStateOrdinal[id];
-            } catch (ArrayIndexOutOfBoundsException e1) {
-                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
-                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToStateOrdinal.length, e1
-                );
-                return BlockTypesCache.ReservedIDs.AIR;
-            }
-        }
-    }
-
-    public char ibdIDToOrdinal(int id) {
-        if (initialised) {
-            return ibdToStateOrdinal[id];
-        }
-        synchronized (this) {
-            if (initialised) {
-                return ibdToStateOrdinal[id];
-            }
-            init();
-            return ibdToStateOrdinal[id];
-        }
-    }
-
-    @Override
-    public char[] getIbdToStateOrdinal() {
-        if (initialised) {
-            return ibdToStateOrdinal;
-        }
-        synchronized (this) {
-            if (initialised) {
-                return ibdToStateOrdinal;
-            }
-            init();
-            return ibdToStateOrdinal;
-        }
-    }
-
-    public int ordinalToIbdID(char ordinal) {
-        if (initialised) {
-            return ordinalToIbdID[ordinal];
-        }
-        synchronized (this) {
-            if (initialised) {
-                return ordinalToIbdID[ordinal];
-            }
-            init();
-            return ordinalToIbdID[ordinal];
-        }
-    }
-
-    @Override
-    public int[] getOrdinalToIbdID() {
-        if (initialised) {
-            return ordinalToIbdID;
-        }
-        synchronized (this) {
-            if (initialised) {
-                return ordinalToIbdID;
-            }
-            init();
-            return ordinalToIbdID;
-        }
-    }
-
-    @Override
-    public <B extends BlockStateHolder<B>> BlockData adapt(B state) {
-        PaperweightBlockMaterial material = (PaperweightBlockMaterial) state.getMaterial();
-        return material.getCraftBlockData();
-    }
-
-    @Override
-    public void sendFakeChunk(org.bukkit.World world, Player player, ChunkPacket chunkPacket) {
-        ServerLevel nmsWorld = getServerLevel(world);
-        ChunkHolder map = PaperweightPlatformAdapter.getPlayerChunk(nmsWorld, chunkPacket.getChunkX(), chunkPacket.getChunkZ());
-        if (map != null && map.wasAccessibleSinceLastSave()) {
-            boolean flag = false;
-            // PlayerChunk.d players = map.players;
-            Stream<ServerPlayer> stream = /*players.a(new ChunkCoordIntPair(packet.getChunkX(), packet.getChunkZ()), flag)
-             */ Stream.empty();
-
-            ServerPlayer checkPlayer = player == null ? null : ((CraftPlayer) player).getHandle();
-            stream.filter(entityPlayer -> checkPlayer == null || entityPlayer == checkPlayer)
-                    .forEach(entityPlayer -> {
-                        synchronized (chunkPacket) {
-                            ClientboundLevelChunkPacket nmsPacket = (ClientboundLevelChunkPacket) chunkPacket.getNativePacket();
-                            if (nmsPacket == null) {
-                                nmsPacket = mapUtil.create(this, chunkPacket);
-                                chunkPacket.setNativePacket(nmsPacket);
-                            }
-                            try {
-                                FaweCache.INSTANCE.CHUNK_FLAG.get().set(true);
-                                entityPlayer.connection.send(nmsPacket);
-                            } finally {
-                                FaweCache.INSTANCE.CHUNK_FLAG.get().set(false);
-                            }
-                        }
-                    });
-        }
-    }
-
-    @Override
-    public Map<String, ? extends Property<?>> getProperties(BlockType blockType) {
-        return getParent().getProperties(blockType);
-    }
-
-    @Override
-    public boolean canPlaceAt(org.bukkit.World world, BlockVector3 blockVector3, BlockState blockState) {
-        int internalId = BlockStateIdAccess.getBlockStateId(blockState);
-        net.minecraft.world.level.block.state.BlockState blockState1 = Block.stateById(internalId);
-        return blockState1.hasPostProcess(
-                getServerLevel(world),
-                new BlockPos(blockVector3.getX(), blockVector3.getY(), blockVector3.getZ())
-        );
-    }
-
-    @Override
-    public org.bukkit.inventory.ItemStack adapt(BaseItemStack baseItemStack) {
-        ItemStack stack = new ItemStack(
-                Registry.ITEM.get(ResourceLocation.tryParse(baseItemStack.getType().getId())),
-                baseItemStack.getAmount()
-        );
-        stack.setTag(((net.minecraft.nbt.CompoundTag) fromNativeBinary(baseItemStack.getNbt())));
-        return CraftItemStack.asCraftMirror(stack);
-    }
-
-    @Override
-    protected void preCaptureStates(final ServerLevel serverLevel) {
-        serverLevel.captureTreeGeneration = true;
-        serverLevel.captureBlockStates = true;
-    }
-
-    @Override
-    protected List<org.bukkit.block.BlockState> getCapturedBlockStatesCopy(final ServerLevel serverLevel) {
-        return new ArrayList<>(serverLevel.capturedBlockStates.values());
-    }
-
-    @Override
-    protected void postCaptureBlockStates(final ServerLevel serverLevel) {
-        serverLevel.captureBlockStates = false;
-        serverLevel.captureTreeGeneration = false;
-        serverLevel.capturedBlockStates.clear();
-    }
-
-    @Override
-    protected ServerLevel getServerLevel(final World world) {
-        return ((CraftWorld) world).getHandle();
-    }
-
-    @Override
-    public List<org.bukkit.entity.Entity> getEntities(org.bukkit.World world) {
-        // Quickly add each entity to a list copy.
-        List<Entity> mcEntities = new ArrayList<>();
-        getServerLevel(world).entityManager.getEntityGetter().getAll().forEach(mcEntities::add);
-
-        List<org.bukkit.entity.Entity> list = new ArrayList<>();
-        mcEntities.forEach((mcEnt) -> {
-            org.bukkit.entity.Entity bukkitEntity = mcEnt.getBukkitEntity();
-            if (bukkitEntity.isValid()) {
-                list.add(bukkitEntity);
-            }
-
-        });
-        return list;
-    }
-
-    @Override
-    public BaseItemStack adapt(org.bukkit.inventory.ItemStack itemStack) {
-        final ItemStack nmsStack = CraftItemStack.asNMSCopy(itemStack);
-        final BaseItemStack weStack = new BaseItemStack(BukkitAdapter.asItemType(itemStack.getType()), itemStack.getAmount());
-        weStack.setNbt(((CompoundBinaryTag) toNativeBinary(nmsStack.getTag())));
-        return weStack;
-    }
-
-    @Override
-    public Tag toNative(net.minecraft.nbt.Tag foreign) {
-        return parent.toNative(foreign);
-    }
-
-    @Override
-    public net.minecraft.nbt.Tag fromNative(Tag foreign) {
-        if (foreign instanceof PaperweightLazyCompoundTag) {
-            return ((PaperweightLazyCompoundTag) foreign).get();
-        }
-        return parent.fromNative(foreign);
-    }
-
-    @Override
-    public boolean regenerate(org.bukkit.World bukkitWorld, Region region, Extent target, RegenOptions options) throws Exception {
-        return new PaperweightRegen(bukkitWorld, region, target, options).regenerate();
-    }
-
-    @Override
-    public IChunkGet get(org.bukkit.World world, int chunkX, int chunkZ) {
-        return new PaperweightGetBlocks(world, chunkX, chunkZ);
-    }
-
-    @Override
-    public int getInternalBiomeId(BiomeType biomeType) {
-        final Registry<Biome> registry = MinecraftServer
-                .getServer()
-                .registryAccess()
-                .ownedRegistryOrThrow(Registry.BIOME_REGISTRY);
-        ResourceLocation resourceLocation = ResourceLocation.tryParse(biomeType.getId());
-        Biome biome = registry.get(resourceLocation);
-        return registry.getId(biome);
-    }
-
-    @Override
-    public Iterable<NamespacedKey> getRegisteredBiomes() {
-        WritableRegistry<Biome> biomeRegistry = ((CraftServer) Bukkit.getServer())
-                .getServer()
-                .registryAccess()
-                .ownedRegistryOrThrow(
-                        Registry.BIOME_REGISTRY);
-        List<ResourceLocation> keys = biomeRegistry.stream()
-                .map(biomeRegistry::getKey).filter(Objects::nonNull).toList();
-        List<NamespacedKey> namespacedKeys = new ArrayList<>();
-        for (ResourceLocation key : keys) {
-            try {
-                namespacedKeys.add(CraftNamespacedKey.fromMinecraft(key));
-            } catch (IllegalArgumentException e) {
-                LOGGER.error("Error converting biome key {}", key.toString(), e);
-            }
-        }
-        return namespacedKeys;
-    }
-
-    @Override
-    public RelighterFactory getRelighterFactory() {
-        try {
-            Class.forName("ca.spottedleaf.starlight.light.StarLightEngine");
-            if (PaperweightStarlightRelighter.isUsable()) {
-                return new PaperweightStarlightRelighterFactory();
-            }
-        } catch (ThreadDeath td) {
-            throw td;
-        } catch (Throwable ignored) {
-
-        }
-        return new NMSRelighterFactory();
-    }
-
-    @Override
-    public Map<String, List<Property<?>>> getAllProperties() {
-        if (initialised) {
-            return allBlockProperties;
-        }
-        synchronized (this) {
-            if (initialised) {
-                return allBlockProperties;
-            }
-            init();
-            return allBlockProperties;
-        }
-    }
-
-    @Override
-    public IBatchProcessor getTickingPostProcessor() {
-        return new PaperweightPostProcessor();
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightFaweWorldNativeAccess.java

@@ -1,286 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.core.Fawe;
-import com.fastasyncworldedit.core.math.IntPair;
-import com.fastasyncworldedit.core.util.TaskManager;
-import com.fastasyncworldedit.core.util.task.RunnableVal;
-import com.sk89q.worldedit.bukkit.BukkitAdapter;
-import com.sk89q.worldedit.internal.block.BlockStateIdAccess;
-import com.sk89q.worldedit.internal.wna.WorldNativeAccess;
-import com.sk89q.worldedit.util.SideEffect;
-import com.sk89q.worldedit.util.SideEffectSet;
-import com.sk89q.worldedit.util.nbt.CompoundBinaryTag;
-import com.sk89q.worldedit.world.block.BlockState;
-import net.minecraft.core.BlockPos;
-import net.minecraft.core.Direction;
-import net.minecraft.nbt.CompoundTag;
-import net.minecraft.server.MinecraftServer;
-import net.minecraft.server.level.ChunkHolder;
-import net.minecraft.server.level.ServerChunkCache;
-import net.minecraft.world.level.Level;
-import net.minecraft.world.level.block.Block;
-import net.minecraft.world.level.block.entity.BlockEntity;
-import net.minecraft.world.level.chunk.LevelChunk;
-import org.bukkit.craftbukkit.v1_17_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_17_R1.block.data.CraftBlockData;
-import org.bukkit.event.block.BlockPhysicsEvent;
-
-import javax.annotation.Nullable;
-import java.lang.ref.WeakReference;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.Objects;
-import java.util.Set;
-import java.util.concurrent.atomic.AtomicInteger;
-
-public class PaperweightFaweWorldNativeAccess implements WorldNativeAccess<LevelChunk,
-        net.minecraft.world.level.block.state.BlockState, BlockPos> {
-
-    private static final int UPDATE = 1;
-    private static final int NOTIFY = 2;
-    private static final Direction[] NEIGHBOUR_ORDER = {
-            Direction.EAST,
-            Direction.WEST,
-            Direction.DOWN,
-            Direction.UP,
-            Direction.NORTH,
-            Direction.SOUTH
-    };
-    private final PaperweightFaweAdapter paperweightFaweAdapter;
-    private final WeakReference<Level> level;
-    private final AtomicInteger lastTick;
-    private final Set<CachedChange> cachedChanges = new HashSet<>();
-    private final Set<IntPair> cachedChunksToSend = new HashSet<>();
-    private SideEffectSet sideEffectSet;
-
-    public PaperweightFaweWorldNativeAccess(PaperweightFaweAdapter paperweightFaweAdapter, WeakReference<Level> level) {
-        this.paperweightFaweAdapter = paperweightFaweAdapter;
-        this.level = level;
-        // Use the actual tick as minecraft-defined so we don't try to force blocks into the world when the server's already lagging.
-        //  - With the caveat that we don't want to have too many cached changed (1024) so we'd flush those at 1024 anyway.
-        this.lastTick = new AtomicInteger(MinecraftServer.currentTick);
-    }
-
-    private Level getLevel() {
-        return Objects.requireNonNull(level.get(), "The reference to the world was lost");
-    }
-
-    @Override
-    public void setCurrentSideEffectSet(SideEffectSet sideEffectSet) {
-        this.sideEffectSet = sideEffectSet;
-    }
-
-    @Override
-    public LevelChunk getChunk(int x, int z) {
-        return getLevel().getChunk(x, z);
-    }
-
-    @Override
-    public net.minecraft.world.level.block.state.BlockState toNative(BlockState blockState) {
-        int stateId = paperweightFaweAdapter.ordinalToIbdID(blockState.getOrdinalChar());
-        return BlockStateIdAccess.isValidInternalId(stateId)
-                ? Block.stateById(stateId)
-                : ((CraftBlockData) BukkitAdapter.adapt(blockState)).getState();
-    }
-
-    @Override
-    public net.minecraft.world.level.block.state.BlockState getBlockState(LevelChunk levelChunk, BlockPos blockPos) {
-        return levelChunk.getBlockState(blockPos);
-    }
-
-    @Nullable
-    @Override
-    public synchronized net.minecraft.world.level.block.state.BlockState setBlockState(
-            LevelChunk levelChunk, BlockPos blockPos,
-            net.minecraft.world.level.block.state.BlockState blockState
-    ) {
-        int currentTick = MinecraftServer.currentTick;
-        if (Fawe.isMainThread()) {
-            return levelChunk.setBlockState(blockPos, blockState,
-                    this.sideEffectSet != null && this.sideEffectSet.shouldApply(SideEffect.UPDATE)
-            );
-        }
-        // Since FAWE is.. Async we need to do it on the main thread (wooooo.. :( )
-        cachedChanges.add(new CachedChange(levelChunk, blockPos, blockState));
-        cachedChunksToSend.add(new IntPair(levelChunk.bukkitChunk.getX(), levelChunk.bukkitChunk.getZ()));
-        boolean nextTick = lastTick.get() > currentTick;
-        if (nextTick || cachedChanges.size() >= 1024) {
-            if (nextTick) {
-                lastTick.set(currentTick);
-            }
-            flushAsync(nextTick);
-        }
-        return blockState;
-    }
-
-    @Override
-    public net.minecraft.world.level.block.state.BlockState getValidBlockForPosition(
-            net.minecraft.world.level.block.state.BlockState blockState,
-            BlockPos blockPos
-    ) {
-        return Block.updateFromNeighbourShapes(blockState, getLevel(), blockPos);
-    }
-
-    @Override
-    public BlockPos getPosition(int x, int y, int z) {
-        return new BlockPos(x, y, z);
-    }
-
-    @Override
-    public void updateLightingForBlock(BlockPos blockPos) {
-        getLevel().getChunkSource().getLightEngine().checkBlock(blockPos);
-    }
-
-    @Override
-    public boolean updateTileEntity(BlockPos blockPos, CompoundBinaryTag tag) {
-        // We will assume that the tile entity was created for us,
-        // though we do not do this on the other versions
-        BlockEntity blockEntity = getLevel().getBlockEntity(blockPos);
-        if (blockEntity == null) {
-            return false;
-        }
-        net.minecraft.nbt.Tag nativeTag = paperweightFaweAdapter.fromNativeBinary(tag);
-        blockEntity.load((CompoundTag) nativeTag);
-        return true;
-    }
-
-    @Override
-    public void notifyBlockUpdate(
-            LevelChunk levelChunk, BlockPos blockPos,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState
-    ) {
-        if (levelChunk.getSections()[level.get().getSectionIndex(blockPos.getY())] != null) {
-            getLevel().sendBlockUpdated(blockPos, oldState, newState, UPDATE | NOTIFY);
-        }
-    }
-
-    @Override
-    public boolean isChunkTicking(LevelChunk levelChunk) {
-        return levelChunk.getFullStatus().isOrAfter(ChunkHolder.FullChunkStatus.TICKING);
-    }
-
-    @Override
-    public void markBlockChanged(LevelChunk levelChunk, BlockPos blockPos) {
-        if (levelChunk.getSections()[level.get().getSectionIndex(blockPos.getY())] != null) {
-            ((ServerChunkCache) getLevel().getChunkSource()).blockChanged(blockPos);
-        }
-    }
-
-    @Override
-    public void notifyNeighbors(
-            BlockPos blockPos,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState
-    ) {
-        Level level = getLevel();
-        if (sideEffectSet.shouldApply(SideEffect.EVENTS)) {
-            level.blockUpdated(blockPos, oldState.getBlock());
-        } else {
-            // When we don't want events, manually run the physics without them.
-            // Un-nest neighbour updating
-            for (Direction direction : NEIGHBOUR_ORDER) {
-                BlockPos shifted = blockPos.relative(direction);
-                level.getBlockState(shifted).neighborChanged(level, shifted, oldState.getBlock(), blockPos, false);
-            }
-        }
-        if (newState.hasAnalogOutputSignal()) {
-            level.updateNeighbourForOutputSignal(blockPos, newState.getBlock());
-        }
-    }
-
-    @Override
-    public void updateNeighbors(
-            BlockPos blockPos,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState,
-            int recursionLimit
-    ) {
-        Level level = getLevel();
-        // a == updateNeighbors
-        // b == updateDiagonalNeighbors
-        oldState.updateIndirectNeighbourShapes(level, blockPos, NOTIFY, recursionLimit);
-        if (sideEffectSet.shouldApply(SideEffect.EVENTS)) {
-            CraftWorld craftWorld = level.getWorld();
-            if (craftWorld != null) {
-                BlockPhysicsEvent event = new BlockPhysicsEvent(
-                        craftWorld.getBlockAt(blockPos.getX(), blockPos.getY(), blockPos.getZ()),
-                        CraftBlockData.fromData(newState)
-                );
-                level.getCraftServer().getPluginManager().callEvent(event);
-                if (event.isCancelled()) {
-                    return;
-                }
-            }
-        }
-        newState.triggerEvent(level, blockPos, NOTIFY, recursionLimit);
-        newState.updateIndirectNeighbourShapes(level, blockPos, NOTIFY, recursionLimit);
-    }
-
-    @Override
-    public void onBlockStateChange(
-            BlockPos blockPos,
-            net.minecraft.world.level.block.state.BlockState oldState,
-            net.minecraft.world.level.block.state.BlockState newState
-    ) {
-        getLevel().onBlockStateChange(blockPos, oldState, newState);
-    }
-
-    private synchronized void flushAsync(final boolean sendChunks) {
-        final Set<CachedChange> changes = Set.copyOf(cachedChanges);
-        cachedChanges.clear();
-        final Set<IntPair> toSend;
-        if (sendChunks) {
-            toSend = Set.copyOf(cachedChunksToSend);
-            cachedChunksToSend.clear();
-        } else {
-            toSend = Collections.emptySet();
-        }
-        RunnableVal<Object> runnableVal = new RunnableVal<>() {
-            @Override
-            public void run(Object value) {
-                changes.forEach(cc -> cc.levelChunk.setBlockState(cc.blockPos, cc.blockState,
-                        sideEffectSet != null && sideEffectSet.shouldApply(SideEffect.UPDATE)
-                ));
-                if (!sendChunks) {
-                    return;
-                }
-                for (IntPair chunk : toSend) {
-                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x(), chunk.z(), false);
-                }
-            }
-        };
-        TaskManager.taskManager().async(() -> TaskManager.taskManager().sync(runnableVal));
-    }
-
-    @Override
-    public synchronized void flush() {
-        RunnableVal<Object> runnableVal = new RunnableVal<>() {
-            @Override
-            public void run(Object value) {
-                cachedChanges.forEach(cc -> cc.levelChunk.setBlockState(cc.blockPos, cc.blockState,
-                        sideEffectSet != null && sideEffectSet.shouldApply(SideEffect.UPDATE)
-                ));
-                for (IntPair chunk : cachedChunksToSend) {
-                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x(), chunk.z(), false);
-                }
-            }
-        };
-        if (Fawe.isMainThread()) {
-            runnableVal.run();
-        } else {
-            TaskManager.taskManager().sync(runnableVal);
-        }
-        cachedChanges.clear();
-        cachedChunksToSend.clear();
-    }
-
-    private record CachedChange(
-            LevelChunk levelChunk,
-            BlockPos blockPos,
-            net.minecraft.world.level.block.state.BlockState blockState
-    ) {
-
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightGetBlocks_Copy.java

@@ -1,251 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.core.extent.processor.heightmap.HeightMapType;
-import com.fastasyncworldedit.core.queue.IBlocks;
-import com.fastasyncworldedit.core.queue.IChunkGet;
-import com.fastasyncworldedit.core.queue.IChunkSet;
-import com.google.common.base.Suppliers;
-import com.sk89q.jnbt.CompoundTag;
-import com.sk89q.worldedit.bukkit.WorldEditPlugin;
-import com.sk89q.worldedit.bukkit.adapter.BukkitImplAdapter;
-import com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2.nbt.PaperweightLazyCompoundTag;
-import com.sk89q.worldedit.math.BlockVector3;
-import com.sk89q.worldedit.world.biome.BiomeType;
-import com.sk89q.worldedit.world.block.BaseBlock;
-import com.sk89q.worldedit.world.block.BlockState;
-import com.sk89q.worldedit.world.block.BlockTypesCache;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.world.entity.Entity;
-import net.minecraft.world.level.biome.Biome;
-import net.minecraft.world.level.block.entity.BlockEntity;
-import net.minecraft.world.level.chunk.ChunkBiomeContainer;
-import net.minecraft.world.level.chunk.LevelChunk;
-
-import javax.annotation.Nullable;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
-import java.util.UUID;
-import java.util.concurrent.Future;
-
-public class PaperweightGetBlocks_Copy implements IChunkGet {
-
-    private final Map<BlockVector3, CompoundTag> tiles = new HashMap<>();
-    private final Set<CompoundTag> entities = new HashSet<>();
-    private final char[][] blocks;
-    private final int minHeight;
-    private final int maxHeight;
-    final ServerLevel serverLevel;
-    final LevelChunk levelChunk;
-    private ChunkBiomeContainer chunkBiomeContainer;
-
-    protected PaperweightGetBlocks_Copy(LevelChunk levelChunk) {
-        this.levelChunk = levelChunk;
-        this.serverLevel = levelChunk.level;
-        this.minHeight = serverLevel.getMinBuildHeight();
-        this.maxHeight = serverLevel.getMaxBuildHeight() - 1; // Minecraft max limit is exclusive.
-        this.blocks = new char[getSectionCount()][];
-    }
-
-    protected void storeTile(BlockEntity blockEntity) {
-        tiles.put(
-                BlockVector3.at(
-                        blockEntity.getBlockPos().getX(),
-                        blockEntity.getBlockPos().getY(),
-                        blockEntity.getBlockPos().getZ()
-                ),
-                new PaperweightLazyCompoundTag(Suppliers.memoize(() -> blockEntity.save(new net.minecraft.nbt.CompoundTag())))
-        );
-    }
-
-    @Override
-    public Map<BlockVector3, CompoundTag> getTiles() {
-        return tiles;
-    }
-
-    @Override
-    @Nullable
-    public CompoundTag getTile(int x, int y, int z) {
-        return tiles.get(BlockVector3.at(x, y, z));
-    }
-
-    @SuppressWarnings({"unchecked", "rawtypes"})
-    protected void storeEntity(Entity entity) {
-        BukkitImplAdapter adapter = WorldEditPlugin.getInstance().getBukkitImplAdapter();
-        net.minecraft.nbt.CompoundTag compoundTag = new net.minecraft.nbt.CompoundTag();
-        PaperweightPlatformAdapter.readEntityIntoTag(entity, compoundTag);
-        entities.add((CompoundTag) adapter.toNative(compoundTag));
-    }
-
-    @Override
-    public Set<CompoundTag> getEntities() {
-        return this.entities;
-    }
-
-    @Override
-    public CompoundTag getEntity(UUID uuid) {
-        for (CompoundTag tag : entities) {
-            if (uuid.equals(tag.getUUID())) {
-                return tag;
-            }
-        }
-        return null;
-    }
-
-    @Override
-    public boolean isCreateCopy() {
-        return false;
-    }
-
-    @Override
-    public int setCreateCopy(boolean createCopy) {
-        return -1;
-    }
-
-    @Override
-    public void setLightingToGet(char[][] lighting, int minSectionPosition, int maxSectionPosition) {
-    }
-
-    @Override
-    public void setSkyLightingToGet(char[][] lighting, int minSectionPosition, int maxSectionPosition) {
-    }
-
-    @Override
-    public void setHeightmapToGet(HeightMapType type, int[] data) {
-    }
-
-    @Override
-    public int getMaxY() {
-        return maxHeight;
-    }
-
-    @Override
-    public int getMinY() {
-        return minHeight;
-    }
-
-    @Override
-    public int getMaxSectionPosition() {
-        return maxHeight >> 4;
-    }
-
-    @Override
-    public int getMinSectionPosition() {
-        return minHeight >> 4;
-    }
-
-    protected void storeBiomes(ChunkBiomeContainer chunkBiomeContainer) {
-        // The to do one line below is pre-paperweight and needs to be revised
-        // TODO revisit last parameter, BiomeStorage[] *would* be more efficient
-        this.chunkBiomeContainer = new ChunkBiomeContainer(chunkBiomeContainer.biomeRegistry, serverLevel,
-                chunkBiomeContainer.writeBiomes()
-        );
-    }
-
-    @Override
-    public BiomeType getBiomeType(int x, int y, int z) {
-        Biome biome = null;
-        if (y == -1) {
-            for (y = serverLevel.getMinBuildHeight(); y <= serverLevel.getMaxBuildHeight(); y += 4) {
-                biome = this.chunkBiomeContainer.getNoiseBiome(x >> 2, y >> 2, z >> 2);
-                if (biome != null) {
-                    break;
-                }
-            }
-        } else {
-            biome = this.chunkBiomeContainer.getNoiseBiome(x >> 2, y >> 2, z >> 2);
-        }
-        return biome != null ? PaperweightPlatformAdapter.adapt(biome, serverLevel) : null;
-    }
-
-    @Override
-    public void removeSectionLighting(int layer, boolean sky) {
-    }
-
-    @Override
-    public boolean trim(boolean aggressive, int layer) {
-        return false;
-    }
-
-    @Override
-    public IBlocks reset() {
-        return null;
-    }
-
-    @Override
-    public int getSectionCount() {
-        return serverLevel.getSectionsCount();
-    }
-
-    protected void storeSection(int layer, char[] data) {
-        blocks[layer] = data;
-    }
-
-    @Override
-    public BaseBlock getFullBlock(int x, int y, int z) {
-        BlockState state = BlockTypesCache.states[get(x, y, z)];
-        return state.toBaseBlock(this, x, y, z);
-    }
-
-    @Override
-    public boolean hasSection(int layer) {
-        layer -= getMinSectionPosition();
-        return blocks[layer] != null;
-    }
-
-    @Override
-    public char[] load(int layer) {
-        layer -= getMinSectionPosition();
-        if (blocks[layer] == null) {
-            blocks[layer] = new char[4096];
-            Arrays.fill(blocks[layer], (char) BlockTypesCache.ReservedIDs.AIR);
-        }
-        return blocks[layer];
-    }
-
-    @Override
-    public char[] loadIfPresent(int layer) {
-        layer -= getMinSectionPosition();
-        return blocks[layer];
-    }
-
-    @Override
-    public BlockState getBlock(int x, int y, int z) {
-        return BlockTypesCache.states[get(x, y, z)];
-    }
-
-    @Override
-    public int getSkyLight(int x, int y, int z) {
-        return 0;
-    }
-
-    @Override
-    public int getEmittedLight(int x, int y, int z) {
-        return 0;
-    }
-
-    @Override
-    public int[] getHeightMap(HeightMapType type) {
-        return new int[0];
-    }
-
-    @Override
-    public <T extends Future<T>> T call(IChunkSet set, Runnable finalize) {
-        return null;
-    }
-
-    public char get(int x, int y, int z) {
-        final int layer = (y >> 4) - getMinSectionPosition();
-        final int index = (y & 15) << 8 | z << 4 | x;
-        return blocks[layer][index];
-    }
-
-
-    @Override
-    public boolean trim(boolean aggressive) {
-        return false;
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightMapChunkUtil.java

@@ -1,32 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.bukkit.adapter.MapChunkUtil;
-import com.sk89q.worldedit.bukkit.adapter.Refraction;
-import net.minecraft.network.protocol.game.ClientboundLevelChunkPacket;
-
-public class PaperweightMapChunkUtil extends MapChunkUtil<ClientboundLevelChunkPacket> {
-
-    public PaperweightMapChunkUtil() throws NoSuchFieldException {
-        fieldX = ClientboundLevelChunkPacket.class.getDeclaredField(Refraction.pickName("TWO_MEGABYTES", "a"));
-        fieldZ = ClientboundLevelChunkPacket.class.getDeclaredField(Refraction.pickName("x", "b"));
-        fieldBitMask = ClientboundLevelChunkPacket.class.getDeclaredField(Refraction.pickName("z", "c"));
-        fieldHeightMap = ClientboundLevelChunkPacket.class.getDeclaredField(Refraction.pickName("availableSections", "d"));
-        fieldChunkData = ClientboundLevelChunkPacket.class.getDeclaredField(Refraction.pickName("biomes", "f"));
-        fieldBlockEntities = ClientboundLevelChunkPacket.class.getDeclaredField(Refraction.pickName("buffer", "g"));
-        fieldFull = ClientboundLevelChunkPacket.class.getDeclaredField(Refraction.pickName("blockEntitiesTags", "h"));
-        fieldX.setAccessible(true);
-        fieldZ.setAccessible(true);
-        fieldBitMask.setAccessible(true);
-        fieldHeightMap.setAccessible(true);
-        fieldChunkData.setAccessible(true);
-        fieldBlockEntities.setAccessible(true);
-        fieldFull.setAccessible(true);
-    }
-
-    @Override
-    public ClientboundLevelChunkPacket createPacket() {
-        // TODO ??? return new ClientboundLevelChunkPacket();
-        throw new UnsupportedOperationException();
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightPlatformAdapter.java

@@ -1,526 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.bukkit.adapter.CachedBukkitAdapter;
-import com.fastasyncworldedit.bukkit.adapter.DelegateSemaphore;
-import com.fastasyncworldedit.bukkit.adapter.NMSAdapter;
-import com.fastasyncworldedit.core.Fawe;
-import com.fastasyncworldedit.core.FaweCache;
-import com.fastasyncworldedit.core.configuration.Settings;
-import com.fastasyncworldedit.core.math.BitArrayUnstretched;
-import com.fastasyncworldedit.core.util.MathMan;
-import com.fastasyncworldedit.core.util.ReflectionUtils;
-import com.fastasyncworldedit.core.util.TaskManager;
-import com.mojang.datafixers.util.Either;
-import com.sk89q.worldedit.bukkit.adapter.Refraction;
-import com.sk89q.worldedit.internal.util.LogManagerCompat;
-import com.sk89q.worldedit.world.biome.BiomeType;
-import com.sk89q.worldedit.world.biome.BiomeTypes;
-import com.sk89q.worldedit.world.block.BlockState;
-import com.sk89q.worldedit.world.block.BlockTypesCache;
-import io.papermc.lib.PaperLib;
-import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
-import net.minecraft.core.BlockPos;
-import net.minecraft.core.Registry;
-import net.minecraft.core.SectionPos;
-import net.minecraft.nbt.NbtUtils;
-import net.minecraft.network.protocol.game.ClientboundLevelChunkPacket;
-import net.minecraft.network.protocol.game.ClientboundLightUpdatePacket;
-import net.minecraft.resources.ResourceLocation;
-import net.minecraft.server.level.ChunkHolder;
-import net.minecraft.server.level.ChunkMap;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.server.level.ServerPlayer;
-import net.minecraft.server.level.TicketType;
-import net.minecraft.util.BitStorage;
-import net.minecraft.util.Unit;
-import net.minecraft.world.entity.Entity;
-import net.minecraft.world.entity.npc.AbstractVillager;
-import net.minecraft.world.item.trading.MerchantOffers;
-import net.minecraft.world.level.ChunkPos;
-import net.minecraft.world.level.LevelAccessor;
-import net.minecraft.world.level.biome.Biome;
-import net.minecraft.world.level.block.Block;
-import net.minecraft.world.level.block.EntityBlock;
-import net.minecraft.world.level.block.entity.BlockEntity;
-import net.minecraft.world.level.chunk.ChunkBiomeContainer;
-import net.minecraft.world.level.chunk.HashMapPalette;
-import net.minecraft.world.level.chunk.LevelChunk;
-import net.minecraft.world.level.chunk.LevelChunkSection;
-import net.minecraft.world.level.chunk.LinearPalette;
-import net.minecraft.world.level.chunk.Palette;
-import net.minecraft.world.level.chunk.PalettedContainer;
-import net.minecraft.world.level.gameevent.GameEventDispatcher;
-import net.minecraft.world.level.gameevent.GameEventListener;
-import org.apache.logging.log4j.Logger;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_17_R1.CraftChunk;
-import sun.misc.Unsafe;
-
-import java.lang.invoke.MethodHandle;
-import java.lang.invoke.MethodHandles;
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Locale;
-import java.util.Optional;
-import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.Semaphore;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-import java.util.function.Function;
-import java.util.stream.Stream;
-
-public final class PaperweightPlatformAdapter extends NMSAdapter {
-
-    public static final Field fieldStorage;
-    public static final Field fieldPalette;
-    public static final Field fieldBits;
-
-    public static final Field fieldBitsPerEntry;
-
-    private static final Field fieldTickingFluidContent;
-    private static final Field fieldTickingBlockCount;
-    private static final Field fieldNonEmptyBlockCount;
-
-    private static final Field fieldBiomes;
-
-    private static final MethodHandle methodGetVisibleChunk;
-
-    private static final Field fieldLock;
-
-    private static final Field fieldGameEventDispatcherSections;
-    private static final MethodHandle methodremoveBlockEntityTicker;
-
-    private static final Field fieldOffers;
-    private static final MerchantOffers OFFERS = new MerchantOffers();
-
-    private static final Field fieldRemove;
-
-    private static final Logger LOGGER = LogManagerCompat.getLogger();
-
-    static {
-        try {
-            fieldBits = PalettedContainer.class.getDeclaredField(Refraction.pickName("bits", "l"));
-            fieldBits.setAccessible(true);
-            fieldStorage = PalettedContainer.class.getDeclaredField(Refraction.pickName("storage", "c"));
-            fieldStorage.setAccessible(true);
-            fieldPalette = PalettedContainer.class.getDeclaredField(Refraction.pickName("palette", "k"));
-            fieldPalette.setAccessible(true);
-
-            fieldBitsPerEntry = BitStorage.class.getDeclaredField(Refraction.pickName("bits", "c"));
-            fieldBitsPerEntry.setAccessible(true);
-
-            fieldTickingFluidContent = LevelChunkSection.class.getDeclaredField(Refraction.pickName("tickingFluidCount", "h"));
-            fieldTickingFluidContent.setAccessible(true);
-            fieldTickingBlockCount = LevelChunkSection.class.getDeclaredField(Refraction.pickName("tickingBlockCount", "g"));
-            fieldTickingBlockCount.setAccessible(true);
-            fieldNonEmptyBlockCount = LevelChunkSection.class.getDeclaredField(Refraction.pickName("nonEmptyBlockCount", "f"));
-            fieldNonEmptyBlockCount.setAccessible(true);
-
-            fieldBiomes = ChunkBiomeContainer.class.getDeclaredField(Refraction.pickName("biomes", "f"));
-            fieldBiomes.setAccessible(true);
-
-            Method getVisibleChunkIfPresent = ChunkMap.class.getDeclaredMethod(Refraction.pickName(
-                    "getVisibleChunkIfPresent",
-                    "getVisibleChunk"
-            ), long.class);
-            getVisibleChunkIfPresent.setAccessible(true);
-            methodGetVisibleChunk = MethodHandles.lookup().unreflect(getVisibleChunkIfPresent);
-
-            if (!PaperLib.isPaper()) {
-                fieldLock = PalettedContainer.class.getDeclaredField(Refraction.pickName("lock", "m"));
-                fieldLock.setAccessible(true);
-            } else {
-                // in paper, the used methods are synchronized properly
-                fieldLock = null;
-            }
-
-            fieldGameEventDispatcherSections = LevelChunk.class.getDeclaredField(Refraction.pickName(
-                    "gameEventDispatcherSections", "x"));
-            fieldGameEventDispatcherSections.setAccessible(true);
-            Method removeBlockEntityTicker = LevelChunk.class.getDeclaredMethod(
-                    Refraction.pickName(
-                            "removeBlockEntityTicker",
-                            "l"
-                    ), BlockPos.class
-            );
-            removeBlockEntityTicker.setAccessible(true);
-            methodremoveBlockEntityTicker = MethodHandles.lookup().unreflect(removeBlockEntityTicker);
-
-            fieldRemove = BlockEntity.class.getDeclaredField(Refraction.pickName("remove", "p"));
-            fieldRemove.setAccessible(true);
-
-            fieldOffers = AbstractVillager.class.getDeclaredField(Refraction.pickName("offers", "bU"));
-            fieldOffers.setAccessible(true);
-        } catch (RuntimeException e) {
-            throw e;
-        } catch (Throwable rethrow) {
-            rethrow.printStackTrace();
-            throw new RuntimeException(rethrow);
-        }
-    }
-
-    static boolean setSectionAtomic(
-            LevelChunkSection[] sections,
-            LevelChunkSection expected,
-            LevelChunkSection value,
-            int layer
-    ) {
-        if (layer >= 0 && layer < sections.length) {
-            return ReflectionUtils.compareAndSet(sections, expected, value, layer);
-        }
-        return false;
-    }
-
-    // There is no point in having a functional semaphore for paper servers.
-    private static final ThreadLocal<DelegateSemaphore> SEMAPHORE_THREAD_LOCAL =
-            ThreadLocal.withInitial(() -> new DelegateSemaphore(1, null));
-
-    static DelegateSemaphore applyLock(LevelChunkSection section) {
-        if (PaperLib.isPaper()) {
-            return SEMAPHORE_THREAD_LOCAL.get();
-        }
-        try {
-            synchronized (section) {
-                PalettedContainer<net.minecraft.world.level.block.state.BlockState> blocks = section.getStates();
-                Semaphore currentLock = (Semaphore) fieldLock.get(blocks);
-                if (currentLock instanceof DelegateSemaphore delegateSemaphore) {
-                    return delegateSemaphore;
-                }
-                DelegateSemaphore newLock = new DelegateSemaphore(1, currentLock);
-                fieldLock.set(blocks, newLock);
-                return newLock;
-            }
-        } catch (Throwable e) {
-            e.printStackTrace();
-            throw new RuntimeException(e);
-        }
-    }
-
-    public static LevelChunk ensureLoaded(ServerLevel serverLevel, int chunkX, int chunkZ) {
-        if (!PaperLib.isPaper()) {
-            LevelChunk nmsChunk = serverLevel.getChunkSource().getChunk(chunkX, chunkZ, false);
-            if (nmsChunk != null) {
-                return nmsChunk;
-            }
-            if (Fawe.isMainThread()) {
-                return serverLevel.getChunk(chunkX, chunkZ);
-            }
-        } else {
-            LevelChunk nmsChunk = serverLevel.getChunkSource().getChunkAtIfCachedImmediately(chunkX, chunkZ);
-            if (nmsChunk != null) {
-                addTicket(serverLevel, chunkX, chunkZ);
-                return nmsChunk;
-            }
-            nmsChunk = serverLevel.getChunkSource().getChunkAtIfLoadedImmediately(chunkX, chunkZ);
-            if (nmsChunk != null) {
-                addTicket(serverLevel, chunkX, chunkZ);
-                return nmsChunk;
-            }
-            // Avoid "async" methods from the main thread.
-            if (Fawe.isMainThread()) {
-                return serverLevel.getChunk(chunkX, chunkZ);
-            }
-            CompletableFuture<org.bukkit.Chunk> future = serverLevel.getWorld().getChunkAtAsync(chunkX, chunkZ, true, true);
-            try {
-                CraftChunk chunk;
-                try {
-                    chunk = (CraftChunk) future.get(10, TimeUnit.SECONDS);
-                } catch (TimeoutException e) {
-                    String world = serverLevel.getWorld().getName();
-                    // We've already taken 10 seconds we can afford to wait a little here.
-                    boolean loaded = TaskManager.taskManager().sync(() -> Bukkit.getWorld(world) != null);
-                    if (loaded) {
-                        LOGGER.warn("Chunk {},{} failed to load in 10 seconds in world {}. Retrying...", chunkX, chunkZ, world);
-                        // Retry chunk load
-                        chunk = (CraftChunk) serverLevel.getWorld().getChunkAtAsync(chunkX, chunkZ, true, true).get();
-                    } else {
-                        throw new UnsupportedOperationException("Cannot load chunk from unloaded world " + world + "!");
-                    }
-                }
-                return chunk.getHandle();
-            } catch (Throwable e) {
-                e.printStackTrace();
-            }
-        }
-        return TaskManager.taskManager().sync(() -> serverLevel.getChunk(chunkX, chunkZ));
-    }
-
-    private static void addTicket(ServerLevel serverLevel, int chunkX, int chunkZ) {
-        // Ensure chunk is definitely loaded before applying a ticket
-        net.minecraft.server.MCUtil.MAIN_EXECUTOR.execute(() -> serverLevel
-                .getChunkSource()
-                .addRegionTicket(TicketType.PLUGIN, new ChunkPos(chunkX, chunkZ), 0, Unit.INSTANCE));
-    }
-
-    public static ChunkHolder getPlayerChunk(ServerLevel nmsWorld, final int chunkX, final int chunkZ) {
-        ChunkMap chunkMap = nmsWorld.getChunkSource().chunkMap;
-        try {
-            return (ChunkHolder) methodGetVisibleChunk.invoke(chunkMap, ChunkPos.asLong(chunkX, chunkZ));
-        } catch (Throwable thr) {
-            throw new RuntimeException(thr);
-        }
-    }
-
-    @SuppressWarnings("unchecked")
-    public static void sendChunk(ServerLevel nmsWorld, int chunkX, int chunkZ, boolean lighting) {
-        ChunkHolder chunkHolder = getPlayerChunk(nmsWorld, chunkX, chunkZ);
-        if (chunkHolder == null) {
-            return;
-        }
-        ChunkPos coordIntPair = new ChunkPos(chunkX, chunkZ);
-        // UNLOADED_CHUNK
-        Optional<LevelChunk> optional = ((Either) chunkHolder
-                .getTickingChunkFuture()
-                .getNow(ChunkHolder.UNLOADED_LEVEL_CHUNK)).left();
-        if (PaperLib.isPaper()) {
-            // getChunkAtIfLoadedImmediately is paper only
-            optional = optional.or(() -> Optional.ofNullable(nmsWorld
-                    .getChunkSource()
-                    .getChunkAtIfLoadedImmediately(chunkX, chunkZ)));
-        }
-        if (optional.isEmpty()) {
-            return;
-        }
-        LevelChunk levelChunk = optional.get();
-        TaskManager.taskManager().task(() -> {
-            ClientboundLevelChunkPacket chunkPacket = new ClientboundLevelChunkPacket(levelChunk);
-            nearbyPlayers(nmsWorld, coordIntPair).forEach(p -> p.connection.send(chunkPacket));
-            if (lighting) {
-                //This needs to be true otherwise Minecraft will update lighting from/at the chunk edges (bad)
-                boolean trustEdges = true;
-                ClientboundLightUpdatePacket packet =
-                        new ClientboundLightUpdatePacket(coordIntPair, nmsWorld.getChunkSource().getLightEngine(), null, null,
-                                trustEdges
-                        );
-                nearbyPlayers(nmsWorld, coordIntPair).forEach(p -> p.connection.send(packet));
-            }
-        });
-    }
-
-    private static Stream<ServerPlayer> nearbyPlayers(ServerLevel serverLevel, ChunkPos coordIntPair) {
-        return serverLevel.getChunkSource().chunkMap.getPlayers(coordIntPair, false);
-    }
-
-    /*
-    NMS conversion
-     */
-    public static LevelChunkSection newChunkSection(
-            final int layer,
-            final char[] blocks,
-            boolean fastMode,
-            CachedBukkitAdapter adapter
-    ) {
-        return newChunkSection(layer, null, blocks, fastMode, adapter);
-    }
-
-    public static LevelChunkSection newChunkSection(
-            final int layer,
-            final Function<Integer, char[]> get,
-            char[] set,
-            boolean fastMode,
-            CachedBukkitAdapter adapter
-    ) {
-        if (set == null) {
-            return newChunkSection(layer);
-        }
-        final int[] blockToPalette = FaweCache.INSTANCE.BLOCK_TO_PALETTE.get();
-        final int[] paletteToBlock = FaweCache.INSTANCE.PALETTE_TO_BLOCK.get();
-        final long[] blockStates = FaweCache.INSTANCE.BLOCK_STATES.get();
-        final int[] blocksCopy = FaweCache.INSTANCE.SECTION_BLOCKS.get();
-        try {
-            int num_palette;
-            final short[] nonEmptyBlockCount = fastMode ? new short[1] : null;
-            if (get == null) {
-                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, nonEmptyBlockCount);
-            } else {
-                num_palette = createPalette(
-                        layer,
-                        blockToPalette,
-                        paletteToBlock,
-                        blocksCopy,
-                        get,
-                        set,
-                        adapter,
-                        nonEmptyBlockCount
-                );
-            }
-            // BlockStates
-            int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
-            if (Settings.settings().PROTOCOL_SUPPORT_FIX || num_palette != 1) {
-                bitsPerEntry = Math.max(bitsPerEntry, 4); // Protocol support breaks <4 bits per entry
-            } else {
-                bitsPerEntry = Math.max(bitsPerEntry, 1); // For some reason minecraft needs 4096 bits to store 0 entries
-            }
-            if (bitsPerEntry > 8) {
-                bitsPerEntry = MathMan.log2nlz(Block.BLOCK_STATE_REGISTRY.size() - 1);
-            }
-
-            final int blocksPerLong = MathMan.floorZero((double) 64 / bitsPerEntry);
-            final int blockBitArrayEnd = MathMan.ceilZero((float) 4096 / blocksPerLong);
-
-            if (num_palette == 1) {
-                for (int i = 0; i < blockBitArrayEnd; i++) {
-                    blockStates[i] = 0;
-                }
-            } else {
-                final BitArrayUnstretched bitArray = new BitArrayUnstretched(bitsPerEntry, 4096, blockStates);
-                bitArray.fromRaw(blocksCopy);
-            }
-
-            LevelChunkSection levelChunkSection = newChunkSection(layer);
-            // set palette & data bits
-            final PalettedContainer<net.minecraft.world.level.block.state.BlockState> dataPaletteBlocks =
-                    levelChunkSection.getStates();
-            // private DataPalette<T> h;
-            // protected DataBits a;
-            final long[] bits = Arrays.copyOfRange(blockStates, 0, blockBitArrayEnd);
-            final BitStorage nmsBits = new BitStorage(bitsPerEntry, 4096, bits);
-            final Palette<net.minecraft.world.level.block.state.BlockState> blockStatePalettedContainer;
-            if (bitsPerEntry <= 4) {
-                blockStatePalettedContainer = new LinearPalette<>(Block.BLOCK_STATE_REGISTRY, bitsPerEntry, dataPaletteBlocks,
-                        NbtUtils::readBlockState
-                );
-            } else if (bitsPerEntry < 9) {
-                blockStatePalettedContainer = new HashMapPalette<>(
-                        Block.BLOCK_STATE_REGISTRY,
-                        bitsPerEntry,
-                        dataPaletteBlocks,
-                        NbtUtils::readBlockState,
-                        NbtUtils::writeBlockState
-                );
-            } else {
-                blockStatePalettedContainer = LevelChunkSection.GLOBAL_BLOCKSTATE_PALETTE;
-            }
-
-            // set palette if required
-            if (bitsPerEntry < 9) {
-                for (int i = 0; i < num_palette; i++) {
-                    final int ordinal = paletteToBlock[i];
-                    blockToPalette[ordinal] = Integer.MAX_VALUE;
-                    final BlockState state = BlockTypesCache.states[ordinal];
-                    final net.minecraft.world.level.block.state.BlockState blockState = ((PaperweightBlockMaterial) state.getMaterial()).getState();
-                    blockStatePalettedContainer.idFor(blockState);
-                }
-            }
-            try {
-                fieldStorage.set(dataPaletteBlocks, nmsBits);
-                fieldPalette.set(dataPaletteBlocks, blockStatePalettedContainer);
-                fieldBits.set(dataPaletteBlocks, bitsPerEntry);
-            } catch (final IllegalAccessException e) {
-                throw new RuntimeException(e);
-            }
-
-            if (!fastMode) {
-                levelChunkSection.recalcBlockCounts();
-            } else {
-                try {
-                    fieldNonEmptyBlockCount.set(levelChunkSection, nonEmptyBlockCount[0]);
-                } catch (IllegalAccessException e) {
-                    throw new RuntimeException(e);
-                }
-            }
-            return levelChunkSection;
-        } catch (final Throwable e) {
-            throw e;
-        } finally {
-            Arrays.fill(blockToPalette, Integer.MAX_VALUE);
-            Arrays.fill(paletteToBlock, Integer.MAX_VALUE);
-            Arrays.fill(blockStates, 0);
-            Arrays.fill(blocksCopy, 0);
-        }
-    }
-
-    private static LevelChunkSection newChunkSection(int layer) {
-        return new LevelChunkSection(layer);
-    }
-
-    public static void clearCounts(final LevelChunkSection section) throws IllegalAccessException {
-        fieldTickingFluidContent.setShort(section, (short) 0);
-        fieldTickingBlockCount.setShort(section, (short) 0);
-    }
-
-    public static Biome[] getBiomeArray(ChunkBiomeContainer chunkBiomeContainer) {
-        try {
-            return (Biome[]) fieldBiomes.get(chunkBiomeContainer);
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-            return null;
-        }
-    }
-
-    public static BiomeType adapt(Biome biome, LevelAccessor levelAccessor) {
-        ResourceLocation resourceLocation = levelAccessor.registryAccess().ownedRegistryOrThrow(Registry.BIOME_REGISTRY).getKey(
-                biome);
-        if (resourceLocation == null) {
-            return levelAccessor.registryAccess().ownedRegistryOrThrow(Registry.BIOME_REGISTRY).getId(biome) == -1
-                    ? BiomeTypes.OCEAN
-                    : null;
-        }
-        return BiomeTypes.get(resourceLocation.toString().toLowerCase(Locale.ROOT));
-    }
-
-    @SuppressWarnings("unchecked")
-    static void removeBeacon(BlockEntity beacon, LevelChunk levelChunk) {
-        try {
-            // Do the method ourselves to avoid trying to reflect generic method parameters
-            if (levelChunk.loaded || levelChunk.level.isClientSide()) {
-                BlockEntity blockEntity = levelChunk.blockEntities.remove(beacon.getBlockPos());
-                if (blockEntity != null) {
-                    if (!levelChunk.level.isClientSide) {
-                        Block block = beacon.getBlockState().getBlock();
-                        if (block instanceof EntityBlock) {
-                            GameEventListener gameEventListener = ((EntityBlock) block).getListener(levelChunk.level, beacon);
-                            if (gameEventListener != null) {
-                                int i = SectionPos.blockToSectionCoord(beacon.getBlockPos().getY());
-                                GameEventDispatcher gameEventDispatcher = levelChunk.getEventDispatcher(i);
-                                gameEventDispatcher.unregister(gameEventListener);
-                                if (gameEventDispatcher.isEmpty()) {
-                                    try {
-                                        ((Int2ObjectMap<GameEventDispatcher>) fieldGameEventDispatcherSections.get(levelChunk))
-                                                .remove(i);
-                                    } catch (IllegalAccessException e) {
-                                        e.printStackTrace();
-                                    }
-                                }
-                            }
-                        }
-                    }
-                    fieldRemove.set(beacon, true);
-                }
-            }
-            methodremoveBlockEntityTicker.invoke(levelChunk, beacon.getBlockPos());
-        } catch (Throwable throwable) {
-            throwable.printStackTrace();
-        }
-    }
-
-    static List<Entity> getEntities(LevelChunk chunk) {
-        return chunk.level.entityManager.getEntities(chunk.getPos());
-    }
-
-    public static void readEntityIntoTag(Entity entity, net.minecraft.nbt.CompoundTag compoundTag) {
-        boolean isVillager = entity instanceof AbstractVillager && !Fawe.isMainThread();
-        boolean unset = false;
-        if (isVillager) {
-            try {
-                if (fieldOffers.get(entity) != null) {
-                    fieldOffers.set(entity, OFFERS);
-                    unset = true;
-                }
-            } catch (IllegalAccessException e) {
-                throw new RuntimeException("Failed to set offers field to villager to avoid async catcher.", e);
-            }
-        }
-        entity.save(compoundTag);
-        if (unset) {
-            try {
-                fieldOffers.set(entity, null);
-            } catch (IllegalAccessException e) {
-                throw new RuntimeException("Failed to set offers field to null again on villager.", e);
-            }
-        }
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightPostProcessor.java

@@ -1,175 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.core.configuration.Settings;
-import com.fastasyncworldedit.core.extent.processor.ProcessorScope;
-import com.fastasyncworldedit.core.queue.IBatchProcessor;
-import com.fastasyncworldedit.core.queue.IChunk;
-import com.fastasyncworldedit.core.queue.IChunkGet;
-import com.fastasyncworldedit.core.queue.IChunkSet;
-import com.fastasyncworldedit.core.registry.state.PropertyKey;
-import com.sk89q.worldedit.extent.Extent;
-import com.sk89q.worldedit.world.block.BlockState;
-import com.sk89q.worldedit.world.block.BlockTypes;
-import com.sk89q.worldedit.world.block.BlockTypesCache;
-import net.minecraft.core.BlockPos;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.world.level.material.Fluid;
-import net.minecraft.world.level.material.Fluids;
-
-import javax.annotation.Nullable;
-
-public class PaperweightPostProcessor implements IBatchProcessor {
-
-    @Override
-    public IChunkSet processSet(final IChunk chunk, final IChunkGet get, final IChunkSet set) {
-        return set;
-    }
-
-    @SuppressWarnings("deprecation")
-    @Override
-    public void postProcess(final IChunk chunk, final IChunkGet iChunkGet, final IChunkSet iChunkSet) {
-        boolean tickFluid = Settings.settings().EXPERIMENTAL.ALLOW_TICK_FLUIDS;
-        // The PostProcessor shouldn't be added, but just in case
-        if (!tickFluid) {
-            return;
-        }
-        PaperweightGetBlocks_Copy getBlocks = (PaperweightGetBlocks_Copy) iChunkGet;
-        layer:
-        for (int layer = iChunkSet.getMinSectionPosition(); layer <= iChunkSet.getMaxSectionPosition(); layer++) {
-            char[] set = iChunkSet.loadIfPresent(layer);
-            if (set == null) {
-                // No edit means no need to process
-                continue;
-            }
-            char[] get = null;
-            for (int i = 0; i < 4096; i++) {
-                char ordinal = set[i];
-                char replacedOrdinal = BlockTypesCache.ReservedIDs.__RESERVED__;
-                boolean fromGet = false; // Used for liquids
-                if (ordinal == BlockTypesCache.ReservedIDs.__RESERVED__) {
-                    if (get == null) {
-                        get = getBlocks.load(layer);
-                    }
-                    // If this is null, then it's because we're loading a layer in the range of 0->15, but blocks aren't
-                    // actually being set
-                    if (get == null) {
-                        continue layer;
-                    }
-                    fromGet = true;
-                    ordinal = replacedOrdinal = get[i];
-                }
-                if (ordinal == BlockTypesCache.ReservedIDs.__RESERVED__) {
-                    continue;
-                } else if (!fromGet) { // if fromGet, don't do the same again
-                    if (get == null) {
-                        get = getBlocks.load(layer);
-                    }
-                    replacedOrdinal = get[i];
-                }
-                boolean ticking = BlockTypesCache.ticking[ordinal];
-                boolean replacedWasTicking = BlockTypesCache.ticking[replacedOrdinal];
-                boolean replacedWasLiquid = false;
-                BlockState replacedState = null;
-                if (!ticking) {
-                    // If the block being replaced was not ticking, it cannot be a liquid
-                    if (!replacedWasTicking) {
-                        continue;
-                    }
-                    // If the block being replaced is not fluid, we do not need to worry
-                    if (!(replacedWasLiquid =
-                            (replacedState = BlockState.getFromOrdinal(replacedOrdinal)).getMaterial().isLiquid())) {
-                        continue;
-                    }
-                }
-                BlockState state = BlockState.getFromOrdinal(ordinal);
-                boolean liquid = state.getMaterial().isLiquid();
-                int x = i & 15;
-                int y = (i >> 8) & 15;
-                int z = (i >> 4) & 15;
-                BlockPos position = new BlockPos((chunk.getX() << 4) + x, (layer << 4) + y, (chunk.getZ() << 4) + z);
-                if (liquid || replacedWasLiquid) {
-                    if (liquid) {
-                        addFluid(getBlocks.serverLevel, state, position);
-                        continue;
-                    }
-                    // If the replaced fluid (is?) adjacent to water. Do not bother to check adjacent chunks(sections) as this
-                    // may be time consuming. Chances are any fluid blocks in adjacent chunks are being replaced or will end up
-                    // being ticked anyway. We only need it to be "hit" once.
-                    if (!wasAdjacentToWater(get, set, i, x, y, z)) {
-                        continue;
-                    }
-                    addFluid(getBlocks.serverLevel, replacedState, position);
-                }
-            }
-        }
-    }
-
-    @Nullable
-    @Override
-    public Extent construct(final Extent child) {
-        throw new UnsupportedOperationException("Processing only");
-    }
-
-    @Override
-    public ProcessorScope getScope() {
-        return ProcessorScope.READING_SET_BLOCKS;
-    }
-
-    private boolean wasAdjacentToWater(char[] get, char[] set, int i, int x, int y, int z) {
-        if (set == null || get == null) {
-            return false;
-        }
-        char ordinal;
-        char reserved = BlockTypesCache.ReservedIDs.__RESERVED__;
-        if (x > 0 && set[i - 1] != reserved) {
-            if (BlockTypesCache.ticking[(ordinal = get[i - 1])] && isFluid(ordinal)) {
-                return true;
-            }
-        }
-        if (x < 15 && set[i + 1] != reserved) {
-            if (BlockTypesCache.ticking[(ordinal = get[i + 1])] && isFluid(ordinal)) {
-                return true;
-            }
-        }
-        if (z > 0 && set[i - 16] != reserved) {
-            if (BlockTypesCache.ticking[(ordinal = get[i - 16])] && isFluid(ordinal)) {
-                return true;
-            }
-        }
-        if (z < 15 && set[i + 16] != reserved) {
-            if (BlockTypesCache.ticking[(ordinal = get[i + 16])] && isFluid(ordinal)) {
-                return true;
-            }
-        }
-        if (y > 0 && set[i - 256] != reserved) {
-            if (BlockTypesCache.ticking[(ordinal = get[i - 256])] && isFluid(ordinal)) {
-                return true;
-            }
-        }
-        if (y < 15 && set[i + 256] != reserved) {
-            return BlockTypesCache.ticking[(ordinal = get[i + 256])] && isFluid(ordinal);
-        }
-        return false;
-    }
-
-    @SuppressWarnings("deprecation")
-    private boolean isFluid(char ordinal) {
-        return BlockState.getFromOrdinal(ordinal).getMaterial().isLiquid();
-    }
-
-    @SuppressWarnings("deprecation")
-    private void addFluid(final ServerLevel serverLevel, final BlockState replacedState, final BlockPos position) {
-        Fluid type;
-        if (replacedState.getBlockType() == BlockTypes.LAVA) {
-            type = (int) replacedState.getState(PropertyKey.LEVEL) == 0 ? Fluids.LAVA : Fluids.FLOWING_LAVA;
-        } else {
-            type = (int) replacedState.getState(PropertyKey.LEVEL) == 0 ? Fluids.WATER : Fluids.FLOWING_WATER;
-        }
-        serverLevel.getLiquidTicks().scheduleTick(
-                position,
-                type,
-                type.getTickDelay(serverLevel)
-        );
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightStarlightRelighter.java

@@ -1,113 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.bukkit.adapter.StarlightRelighter;
-import com.fastasyncworldedit.core.configuration.Settings;
-import com.fastasyncworldedit.core.queue.IQueueExtent;
-import net.minecraft.server.MCUtil;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.server.level.ThreadedLevelLightEngine;
-import net.minecraft.server.level.TicketType;
-import net.minecraft.util.Unit;
-import net.minecraft.world.level.ChunkPos;
-import net.minecraft.world.level.chunk.ChunkStatus;
-
-import java.lang.invoke.MethodHandle;
-import java.lang.invoke.MethodHandles;
-import java.lang.invoke.MethodType;
-import java.util.Set;
-import java.util.concurrent.CompletableFuture;
-import java.util.function.Consumer;
-import java.util.function.IntConsumer;
-
-public class PaperweightStarlightRelighter extends StarlightRelighter<ServerLevel, ChunkPos> {
-
-    private static final MethodHandle RELIGHT;
-    private static final TicketType<Unit> FAWE_TICKET = TicketType.create("fawe_ticket", (a, b) -> 0);
-    private static final int LIGHT_LEVEL = MCUtil.getTicketLevelFor(ChunkStatus.LIGHT);
-
-    static {
-        MethodHandle tmp = null;
-        try {
-            MethodHandles.Lookup lookup = MethodHandles.lookup();
-            tmp = lookup.findVirtual(
-                    ThreadedLevelLightEngine.class,
-                    "relight",
-                    MethodType.methodType(
-                            int.class, // return type
-                            // params
-                            Set.class,
-                            Consumer.class,
-                            IntConsumer.class
-                    )
-            );
-            tmp = MethodHandles.dropReturn(tmp);
-        } catch (NoSuchMethodException | IllegalAccessException e) {
-            LOGGER.error("Failed to locate 'relight' method in ThreadedLevelLightEngine. Is everything up to date?", e);
-        }
-        RELIGHT = tmp;
-    }
-
-    public PaperweightStarlightRelighter(ServerLevel serverLevel, IQueueExtent<?> queue) {
-        super(serverLevel, queue);
-    }
-
-    @Override
-    protected ChunkPos createChunkPos(final long chunkKey) {
-        return new ChunkPos(chunkKey);
-    }
-
-    @Override
-    protected long asLong(final int chunkX, final int chunkZ) {
-        return ChunkPos.asLong(chunkX, chunkZ);
-    }
-
-    @Override
-    protected CompletableFuture<?> chunkLoadFuture(final ChunkPos chunkPos) {
-        return serverLevel.getWorld().getChunkAtAsync(chunkPos.x, chunkPos.z)
-                .thenAccept(c -> serverLevel.getChunkSource().addTicketAtLevel(
-                        FAWE_TICKET,
-                        chunkPos,
-                        LIGHT_LEVEL,
-                        Unit.INSTANCE
-                ));
-    }
-
-    public static boolean isUsable() {
-        return RELIGHT != null;
-    }
-
-    @Override
-    protected void invokeRelight(
-            Set<ChunkPos> coords,
-            Consumer<ChunkPos> chunkCallback,
-            IntConsumer processCallback
-    ) {
-        try {
-            RELIGHT.invokeExact(
-                    serverLevel.getChunkSource().getLightEngine(),
-                    coords,
-                    chunkCallback, // callback per chunk
-                    processCallback // callback for all chunks
-            );
-        } catch (Throwable throwable) {
-            LOGGER.error("Error occurred on relighting", throwable);
-        }
-    }
-
-    /*
-     * Allow the server to unload the chunks again.
-     * Also, if chunk packets are sent delayed, we need to do that here
-     */
-    protected void postProcessChunks(Set<ChunkPos> coords) {
-        boolean delay = Settings.settings().LIGHTING.DELAY_PACKET_SENDING;
-        for (ChunkPos pos : coords) {
-            int x = pos.x;
-            int z = pos.z;
-            if (delay) { // we still need to send the block changes of that chunk
-                PaperweightPlatformAdapter.sendChunk(serverLevel, x, z, false);
-            }
-            serverLevel.getChunkSource().removeTicketAtLevel(FAWE_TICKET, pos, LIGHT_LEVEL, Unit.INSTANCE);
-        }
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/PaperweightStarlightRelighterFactory.java

@@ -1,26 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2;
-
-import com.fastasyncworldedit.core.extent.processor.lighting.NullRelighter;
-import com.fastasyncworldedit.core.extent.processor.lighting.RelightMode;
-import com.fastasyncworldedit.core.extent.processor.lighting.Relighter;
-import com.fastasyncworldedit.core.extent.processor.lighting.RelighterFactory;
-import com.fastasyncworldedit.core.queue.IQueueExtent;
-import com.sk89q.worldedit.world.World;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_17_R1.CraftWorld;
-
-import javax.annotation.Nonnull;
-
-public class PaperweightStarlightRelighterFactory implements RelighterFactory {
-
-    @Override
-    public @Nonnull Relighter createRelighter(RelightMode relightMode, World world, IQueueExtent<?> queue) {
-        org.bukkit.World w = Bukkit.getWorld(world.getName());
-        if (w == null) {
-            return NullRelighter.INSTANCE;
-        }
-        return new PaperweightStarlightRelighter(((CraftWorld) w).getHandle(), queue);
-    }
-
-}
-

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/nbt/PaperweightLazyCompoundTag.java

@@ -1,161 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2.nbt;
-
-import com.sk89q.jnbt.CompoundTag;
-import com.sk89q.jnbt.LazyCompoundTag;
-import com.sk89q.jnbt.ListTag;
-import com.sk89q.jnbt.StringTag;
-import com.sk89q.jnbt.Tag;
-import com.sk89q.worldedit.bukkit.WorldEditPlugin;
-import com.sk89q.worldedit.util.nbt.CompoundBinaryTag;
-import net.minecraft.nbt.NumericTag;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.function.Supplier;
-
-public class PaperweightLazyCompoundTag extends LazyCompoundTag {
-
-    private final Supplier<net.minecraft.nbt.CompoundTag> compoundTagSupplier;
-    private CompoundTag compoundTag;
-
-    public PaperweightLazyCompoundTag(Supplier<net.minecraft.nbt.CompoundTag> compoundTagSupplier) {
-        super(new HashMap<>());
-        this.compoundTagSupplier = compoundTagSupplier;
-    }
-
-    public PaperweightLazyCompoundTag(net.minecraft.nbt.CompoundTag compoundTag) {
-        this(() -> compoundTag);
-    }
-
-    public net.minecraft.nbt.CompoundTag get() {
-        return compoundTagSupplier.get();
-    }
-
-    @Override
-    @SuppressWarnings("unchecked")
-    public Map<String, Tag> getValue() {
-        if (compoundTag == null) {
-            compoundTag = (CompoundTag) WorldEditPlugin.getInstance().getBukkitImplAdapter().toNative(compoundTagSupplier.get());
-        }
-        return compoundTag.getValue();
-    }
-
-    @Override
-    public CompoundBinaryTag asBinaryTag() {
-        getValue();
-        return compoundTag.asBinaryTag();
-    }
-
-    public boolean containsKey(String key) {
-        return compoundTagSupplier.get().contains(key);
-    }
-
-    public byte[] getByteArray(String key) {
-        return compoundTagSupplier.get().getByteArray(key);
-    }
-
-    public byte getByte(String key) {
-        return compoundTagSupplier.get().getByte(key);
-    }
-
-    public double getDouble(String key) {
-        return compoundTagSupplier.get().getDouble(key);
-    }
-
-    public double asDouble(String key) {
-        net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
-        if (tag instanceof NumericTag numTag) {
-            return numTag.getAsDouble();
-        }
-        return 0;
-    }
-
-    public float getFloat(String key) {
-        return compoundTagSupplier.get().getFloat(key);
-    }
-
-    public int[] getIntArray(String key) {
-        return compoundTagSupplier.get().getIntArray(key);
-    }
-
-    public int getInt(String key) {
-        return compoundTagSupplier.get().getInt(key);
-    }
-
-    public int asInt(String key) {
-        net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
-        if (tag instanceof NumericTag numTag) {
-            return numTag.getAsInt();
-        }
-        return 0;
-    }
-
-    @SuppressWarnings("unchecked")
-    public List<Tag> getList(String key) {
-        net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
-        if (tag instanceof net.minecraft.nbt.ListTag nbtList) {
-            ArrayList<Tag> list = new ArrayList<>();
-            for (net.minecraft.nbt.Tag elem : nbtList) {
-                if (elem instanceof net.minecraft.nbt.CompoundTag compoundTag) {
-                    list.add(new PaperweightLazyCompoundTag(compoundTag));
-                } else {
-                    list.add(WorldEditPlugin.getInstance().getBukkitImplAdapter().toNative(elem));
-                }
-            }
-            return list;
-        }
-        return Collections.emptyList();
-    }
-
-    @SuppressWarnings("unchecked")
-    public ListTag getListTag(String key) {
-        net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
-        if (tag instanceof net.minecraft.nbt.ListTag) {
-            return (ListTag) WorldEditPlugin.getInstance().getBukkitImplAdapter().toNative(tag);
-        }
-        return new ListTag(StringTag.class, Collections.emptyList());
-    }
-
-    @SuppressWarnings("unchecked")
-    public <T extends Tag> List<T> getList(String key, Class<T> listType) {
-        ListTag listTag = getListTag(key);
-        if (listTag.getType().equals(listType)) {
-            return (List<T>) listTag.getValue();
-        } else {
-            return Collections.emptyList();
-        }
-    }
-
-    public long[] getLongArray(String key) {
-        return compoundTagSupplier.get().getLongArray(key);
-    }
-
-    public long getLong(String key) {
-        return compoundTagSupplier.get().getLong(key);
-    }
-
-    public long asLong(String key) {
-        net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
-        if (tag instanceof NumericTag numTag) {
-            return numTag.getAsLong();
-        }
-        return 0;
-    }
-
-    public short getShort(String key) {
-        return compoundTagSupplier.get().getShort(key);
-    }
-
-    public String getString(String key) {
-        return compoundTagSupplier.get().getString(key);
-    }
-
-    @Override
-    public String toString() {
-        return compoundTagSupplier.get().toString();
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_17_1/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_17_R1_2/regen/PaperweightRegen.java

@@ -1,694 +0,0 @@
-package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2.regen;
-
-import com.fastasyncworldedit.bukkit.adapter.Regenerator;
-import com.fastasyncworldedit.core.Fawe;
-import com.fastasyncworldedit.core.queue.IChunkCache;
-import com.fastasyncworldedit.core.queue.IChunkGet;
-import com.fastasyncworldedit.core.util.ReflectionUtils;
-import com.fastasyncworldedit.core.util.TaskManager;
-import com.google.common.collect.ImmutableList;
-import com.mojang.datafixers.util.Either;
-import com.mojang.serialization.Codec;
-import com.mojang.serialization.Lifecycle;
-import com.sk89q.worldedit.bukkit.adapter.Refraction;
-import com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_17_R1_2.PaperweightGetBlocks;
-import com.sk89q.worldedit.extent.Extent;
-import com.sk89q.worldedit.internal.util.LogManagerCompat;
-import com.sk89q.worldedit.regions.Region;
-import com.sk89q.worldedit.util.io.file.SafeFiles;
-import com.sk89q.worldedit.world.RegenOptions;
-import io.papermc.lib.PaperLib;
-import net.minecraft.core.MappedRegistry;
-import net.minecraft.core.Registry;
-import net.minecraft.data.BuiltinRegistries;
-import net.minecraft.data.worldgen.biome.Biomes;
-import net.minecraft.nbt.CompoundTag;
-import net.minecraft.resources.ResourceKey;
-import net.minecraft.resources.ResourceLocation;
-import net.minecraft.server.MinecraftServer;
-import net.minecraft.server.level.ServerChunkCache;
-import net.minecraft.server.level.ServerLevel;
-import net.minecraft.server.level.ThreadedLevelLightEngine;
-import net.minecraft.server.level.progress.ChunkProgressListener;
-import net.minecraft.util.LinearCongruentialGenerator;
-import net.minecraft.world.level.ChunkPos;
-import net.minecraft.world.level.Level;
-import net.minecraft.world.level.LevelHeightAccessor;
-import net.minecraft.world.level.LevelSettings;
-import net.minecraft.world.level.biome.Biome;
-import net.minecraft.world.level.biome.BiomeSource;
-import net.minecraft.world.level.biome.FixedBiomeSource;
-import net.minecraft.world.level.biome.OverworldBiomeSource;
-import net.minecraft.world.level.chunk.ChunkAccess;
-import net.minecraft.world.level.chunk.ChunkGenerator;
-import net.minecraft.world.level.chunk.ChunkStatus;
-import net.minecraft.world.level.chunk.LevelChunk;
-import net.minecraft.world.level.chunk.ProtoChunk;
-import net.minecraft.world.level.chunk.UpgradeData;
-import net.minecraft.world.level.dimension.LevelStem;
-import net.minecraft.world.level.levelgen.FlatLevelSource;
-import net.minecraft.world.level.levelgen.NoiseBasedChunkGenerator;
-import net.minecraft.world.level.levelgen.NoiseGeneratorSettings;
-import net.minecraft.world.level.levelgen.SimpleRandomSource;
-import net.minecraft.world.level.levelgen.WorldGenSettings;
-import net.minecraft.world.level.levelgen.flat.FlatLevelGeneratorSettings;
-import net.minecraft.world.level.levelgen.structure.templatesystem.StructureManager;
-import net.minecraft.world.level.levelgen.synth.ImprovedNoise;
-import net.minecraft.world.level.newbiome.area.Area;
-import net.minecraft.world.level.newbiome.area.AreaFactory;
-import net.minecraft.world.level.newbiome.context.BigContext;
-import net.minecraft.world.level.newbiome.layer.Layer;
-import net.minecraft.world.level.newbiome.layer.Layers;
-import net.minecraft.world.level.newbiome.layer.traits.PixelTransformer;
-import net.minecraft.world.level.storage.LevelStorageSource;
-import net.minecraft.world.level.storage.PrimaryLevelData;
-import org.apache.logging.log4j.Logger;
-import org.bukkit.Bukkit;
-import org.bukkit.craftbukkit.v1_17_R1.CraftServer;
-import org.bukkit.craftbukkit.v1_17_R1.CraftWorld;
-import org.bukkit.craftbukkit.v1_17_R1.generator.CustomChunkGenerator;
-import org.bukkit.generator.BiomeProvider;
-import org.bukkit.generator.BlockPopulator;
-
-import javax.annotation.Nullable;
-import java.io.IOException;
-import java.lang.reflect.Field;
-import java.lang.reflect.Method;
-import java.nio.file.Path;
-import java.util.Collections;
-import java.util.LinkedHashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.OptionalLong;
-import java.util.Random;
-import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.function.BooleanSupplier;
-import java.util.function.LongFunction;
-import java.util.function.Supplier;
-import java.util.stream.Collectors;
-
-public class PaperweightRegen extends Regenerator<ChunkAccess, ProtoChunk, LevelChunk, PaperweightRegen.ChunkStatusWrap> {
-
-    private static final Logger LOGGER = LogManagerCompat.getLogger();
-
-    private static final Field worldsField;
-    private static final Field paperConfigField;
-    private static final Field generateFlatBedrockField;
-    private static final Field generatorSettingFlatField;
-    private static final Field generatorSettingBaseSupplierField;
-    private static final Field delegateField;
-    private static final Field chunkSourceField;
-
-    //list of chunk stati in correct order without FULL
-    private static final Map<ChunkStatus, Concurrency> chunkStati = new LinkedHashMap<>();
-
-    static {
-        chunkStati.put(ChunkStatus.EMPTY, Concurrency.FULL);   // empty: radius -1, does nothing
-        chunkStati.put(ChunkStatus.STRUCTURE_STARTS, Concurrency.NONE);   // structure starts: uses unsynchronized maps
-        chunkStati.put(
-                ChunkStatus.STRUCTURE_REFERENCES,
-                Concurrency.FULL
-        );   // structure refs: radius 8, but only writes to current chunk
-        chunkStati.put(ChunkStatus.BIOMES, Concurrency.FULL);   // biomes: radius 0
-        chunkStati.put(ChunkStatus.NOISE, Concurrency.RADIUS); // noise: radius 8
-        chunkStati.put(ChunkStatus.SURFACE, Concurrency.NONE);   // surface: radius 0, requires NONE
-        chunkStati.put(ChunkStatus.CARVERS, Concurrency.NONE);   // carvers: radius 0, but RADIUS and FULL change results
-        chunkStati.put(
-                ChunkStatus.LIQUID_CARVERS,
-                Concurrency.NONE
-        );   // liquid carvers: radius 0, but RADIUS and FULL change results
-        chunkStati.put(ChunkStatus.FEATURES, Concurrency.NONE);   // features: uses unsynchronized maps
-        chunkStati.put(
-                ChunkStatus.LIGHT,
-                Concurrency.FULL
-        );   // light: radius 1, but no writes to other chunks, only current chunk
-        chunkStati.put(ChunkStatus.SPAWN, Concurrency.FULL);   // spawn: radius 0
-        chunkStati.put(ChunkStatus.HEIGHTMAPS, Concurrency.FULL);   // heightmaps: radius 0
-
-        try {
-            worldsField = CraftServer.class.getDeclaredField("worlds");
-            worldsField.setAccessible(true);
-
-            Field tmpPaperConfigField;
-            Field tmpFlatBedrockField;
-            try { //only present on paper
-                tmpPaperConfigField = Level.class.getDeclaredField("paperConfig");
-                tmpPaperConfigField.setAccessible(true);
-
-                tmpFlatBedrockField = tmpPaperConfigField.getType().getDeclaredField("generateFlatBedrock");
-                tmpFlatBedrockField.setAccessible(true);
-            } catch (Exception e) {
-                tmpPaperConfigField = null;
-                tmpFlatBedrockField = null;
-            }
-            paperConfigField = tmpPaperConfigField;
-            generateFlatBedrockField = tmpFlatBedrockField;
-
-            generatorSettingBaseSupplierField = NoiseBasedChunkGenerator.class.getDeclaredField(Refraction.pickName(
-                    "settings", "g"));
-            generatorSettingBaseSupplierField.setAccessible(true);
-
-            generatorSettingFlatField = FlatLevelSource.class.getDeclaredField(Refraction.pickName("settings", "e"));
-            generatorSettingFlatField.setAccessible(true);
-
-            delegateField = CustomChunkGenerator.class.getDeclaredField("delegate");
-            delegateField.setAccessible(true);
-
-            chunkSourceField = ServerLevel.class.getDeclaredField(Refraction.pickName("chunkSource", "C"));
-            chunkSourceField.setAccessible(true);
-        } catch (Exception e) {
-            throw new RuntimeException(e);
-        }
-    }
-
-    //runtime
-    private ServerLevel originalServerWorld;
-    private ServerChunkCache originalChunkProvider;
-    private ServerLevel freshWorld;
-    private ServerChunkCache freshChunkProvider;
-    private LevelStorageSource.LevelStorageAccess session;
-    private StructureManager structureManager;
-    private ThreadedLevelLightEngine threadedLevelLightEngine;
-    private ChunkGenerator chunkGenerator;
-
-    private Path tempDir;
-
-    private boolean generateFlatBedrock = false;
-
-    public PaperweightRegen(org.bukkit.World originalBukkitWorld, Region region, Extent target, RegenOptions options) {
-        super(originalBukkitWorld, region, target, options);
-    }
-
-    @Override
-    protected boolean prepare() {
-        this.originalServerWorld = ((CraftWorld) originalBukkitWorld).getHandle();
-        originalChunkProvider = originalServerWorld.getChunkSource();
-
-        //flat bedrock? (only on paper)
-        if (paperConfigField != null) {
-            try {
-                generateFlatBedrock = generateFlatBedrockField.getBoolean(paperConfigField.get(originalServerWorld));
-            } catch (Exception ignored) {
-            }
-        }
-
-        seed = options.getSeed().orElse(originalServerWorld.getSeed());
-        chunkStati.forEach((s, c) -> super.chunkStatuses.put(new ChunkStatusWrap(s), c));
-
-        return true;
-    }
-
-    @Override
-    protected boolean initNewWorld() throws Exception {
-        //world folder
-        tempDir = java.nio.file.Files.createTempDirectory("FastAsyncWorldEditWorldGen");
-
-        //prepare for world init (see upstream implementation for reference)
-        org.bukkit.World.Environment environment = originalBukkitWorld.getEnvironment();
-        org.bukkit.generator.ChunkGenerator generator = originalBukkitWorld.getGenerator();
-        LevelStorageSource levelStorageSource = LevelStorageSource.createDefault(tempDir);
-        ResourceKey<LevelStem> levelStemResourceKey = getWorldDimKey(environment);
-        session = levelStorageSource.createAccess("faweregentempworld", levelStemResourceKey);
-        PrimaryLevelData originalWorldData = originalServerWorld.serverLevelData;
-
-        BiomeProvider biomeProvider = getBiomeProvider();
-
-        MinecraftServer server = originalServerWorld.getCraftServer().getServer();
-        WorldGenSettings originalOpts = originalWorldData.worldGenSettings();
-        WorldGenSettings newOpts = options.getSeed().isPresent()
-                ? originalOpts.withSeed(originalWorldData.isHardcore(), OptionalLong.of(seed))
-                : originalOpts;
-        LevelSettings newWorldSettings = new LevelSettings(
-                "faweregentempworld",
-                originalWorldData.settings.gameType(),
-                originalWorldData.settings.hardcore(),
-                originalWorldData.settings.difficulty(),
-                originalWorldData.settings.allowCommands(),
-                originalWorldData.settings.gameRules(),
-                originalWorldData.settings.getDataPackConfig()
-        );
-        PrimaryLevelData newWorldData = new PrimaryLevelData(newWorldSettings, newOpts, Lifecycle.stable());
-
-        //init world
-        freshWorld = Fawe.instance().getQueueHandler().sync((Supplier<ServerLevel>) () -> new ServerLevel(
-                server,
-                server.executor,
-                session,
-                newWorldData,
-                originalServerWorld.dimension(),
-                originalServerWorld.dimensionType(),
-                new RegenNoOpWorldLoadListener(),
-                // placeholder. Required for new ChunkProviderServer, but we create and then set it later
-                newOpts.dimensions().get(levelStemResourceKey).generator(),
-                originalServerWorld.isDebug(),
-                seed,
-                ImmutableList.of(),
-                false,
-                environment,
-                generator,
-                biomeProvider
-        ) {
-            private final Biome singleBiome = options.hasBiomeType() ? BuiltinRegistries.BIOME.get(ResourceLocation.tryParse(
-                    options
-                            .getBiomeType()
-                            .getId())) : null;
-
-            @Override
-            public void tick(BooleanSupplier shouldKeepTicking) { //no ticking
-            }
-
-            @Override
-            public Biome getUncachedNoiseBiome(int biomeX, int biomeY, int biomeZ) {
-                if (options.hasBiomeType()) {
-                    return singleBiome;
-                }
-                return PaperweightRegen.this.chunkGenerator.getBiomeSource().getNoiseBiome(biomeX, biomeY, biomeZ);
-            }
-        }).get();
-        freshWorld.noSave = true;
-        removeWorldFromWorldsMap();
-        newWorldData.checkName(originalServerWorld.serverLevelData.getLevelName()); //rename to original world name
-        if (paperConfigField != null) {
-            paperConfigField.set(freshWorld, originalServerWorld.paperConfig);
-        }
-
-        //generator
-        if (originalChunkProvider.getGenerator() instanceof FlatLevelSource) {
-            FlatLevelGeneratorSettings generatorSettingFlat = (FlatLevelGeneratorSettings) generatorSettingFlatField.get(
-                    originalChunkProvider.getGenerator());
-            chunkGenerator = new FlatLevelSource(generatorSettingFlat);
-        } else if (originalChunkProvider.getGenerator() instanceof NoiseBasedChunkGenerator) {
-            Supplier<NoiseGeneratorSettings> generatorSettingBaseSupplier = (Supplier<NoiseGeneratorSettings>) generatorSettingBaseSupplierField
-                    .get(originalChunkProvider.getGenerator());
-            BiomeSource biomeSource;
-            if (options.hasBiomeType()) {
-                biomeSource = new FixedBiomeSource(BuiltinRegistries.BIOME.get(ResourceLocation.tryParse(options
-                        .getBiomeType()
-                        .getId())));
-            } else {
-                biomeSource = originalChunkProvider.getGenerator().getBiomeSource();
-                if (biomeSource instanceof OverworldBiomeSource) {
-                    biomeSource = fastOverworldBiomeSource(biomeSource);
-                }
-            }
-            chunkGenerator = new NoiseBasedChunkGenerator(biomeSource, seed, generatorSettingBaseSupplier);
-        } else if (originalChunkProvider.getGenerator() instanceof CustomChunkGenerator) {
-            chunkGenerator = (ChunkGenerator) delegateField.get(originalChunkProvider.getGenerator());
-        } else {
-            LOGGER.error("Unsupported generator type {}", originalChunkProvider.getGenerator().getClass().getName());
-            return false;
-        }
-        if (generator != null) {
-            chunkGenerator = new CustomChunkGenerator(freshWorld, chunkGenerator, generator);
-            generateConcurrent = generator.isParallelCapable();
-        }
-
-        freshChunkProvider = new ServerChunkCache(
-                freshWorld,
-                session,
-                server.getFixerUpper(),
-                server.getStructureManager(),
-                server.executor,
-                chunkGenerator,
-                freshWorld.spigotConfig.viewDistance,
-                server.forceSynchronousWrites(),
-                new RegenNoOpWorldLoadListener(),
-                (chunkCoordIntPair, state) -> {
-                },
-                () -> server.overworld().getDataStorage()
-        ) {
-            // redirect to LevelChunks created in #createChunks
-            @Override
-            public ChunkAccess getChunk(int x, int z, ChunkStatus chunkstatus, boolean create) {
-                ChunkAccess chunkAccess = getChunkAt(x, z);
-                if (chunkAccess == null && create) {
-                    chunkAccess = createChunk(getProtoChunkAt(x, z));
-                }
-                return chunkAccess;
-            }
-        };
-
-        chunkSourceField.set(freshWorld, freshChunkProvider);
-        //let's start then
-        structureManager = server.getStructureManager();
-        threadedLevelLightEngine = freshChunkProvider.getLightEngine();
-
-        return true;
-    }
-
-    @Override
-    protected void cleanup() {
-        try {
-            session.close();
-        } catch (Exception ignored) {
-        }
-
-        //shutdown chunk provider
-        try {
-            Fawe.instance().getQueueHandler().sync(() -> {
-                try {
-                    freshChunkProvider.close(false);
-                } catch (IOException e) {
-                    throw new RuntimeException(e);
-                }
-            });
-        } catch (Exception ignored) {
-        }
-
-        //remove world from server
-        try {
-            Fawe.instance().getQueueHandler().sync(this::removeWorldFromWorldsMap);
-        } catch (Exception ignored) {
-        }
-
-        //delete directory
-        try {
-            SafeFiles.tryHardToDeleteDir(tempDir);
-        } catch (Exception ignored) {
-        }
-    }
-
-    @Override
-    protected ProtoChunk createProtoChunk(int x, int z) {
-        return PaperLib.isPaper()
-                ? new FastProtoChunk(new ChunkPos(x, z), UpgradeData.EMPTY, freshWorld, freshWorld) // paper
-                : new FastProtoChunk(new ChunkPos(x, z), UpgradeData.EMPTY, freshWorld); // spigot
-    }
-
-    @Override
-    protected LevelChunk createChunk(ProtoChunk protoChunk) {
-        return new LevelChunk(
-                freshWorld,
-                protoChunk,
-                null // we don't want to add entities
-        );
-    }
-
-    @Override
-    protected ChunkStatusWrap getFullChunkStatus() {
-        return new ChunkStatusWrap(ChunkStatus.FULL);
-    }
-
-    @Override
-    protected List<BlockPopulator> getBlockPopulators() {
-        return originalServerWorld.getWorld().getPopulators();
-    }
-
-    @Override
-    protected void populate(LevelChunk levelChunk, Random random, BlockPopulator blockPopulator) {
-        // BlockPopulator#populate has to be called synchronously for TileEntity access
-        TaskManager.taskManager().task(() -> blockPopulator.populate(freshWorld.getWorld(), random, levelChunk.getBukkitChunk()));
-    }
-
-    @Override
-    protected IChunkCache<IChunkGet> initSourceQueueCache() {
-        return (chunkX, chunkZ) -> new PaperweightGetBlocks(freshWorld, chunkX, chunkZ) {
-            @Override
-            public LevelChunk ensureLoaded(ServerLevel nmsWorld, int x, int z) {
-                return getChunkAt(x, z);
-            }
-        };
-    }
-
-    //util
-    @SuppressWarnings("unchecked")
-    private void removeWorldFromWorldsMap() {
-        Fawe.instance().getQueueHandler().sync(() -> {
-            try {
-                Map<String, org.bukkit.World> map = (Map<String, org.bukkit.World>) worldsField.get(Bukkit.getServer());
-                map.remove("faweregentempworld");
-            } catch (IllegalAccessException e) {
-                throw new RuntimeException(e);
-            }
-        });
-    }
-
-    private ResourceKey<LevelStem> getWorldDimKey(org.bukkit.World.Environment env) {
-        return switch (env) {
-            case NETHER -> LevelStem.NETHER;
-            case THE_END -> LevelStem.END;
-            default -> LevelStem.OVERWORLD;
-        };
-    }
-
-    @SuppressWarnings({"unchecked", "rawtypes"})
-    private BiomeSource fastOverworldBiomeSource(BiomeSource biomeSource) throws Exception {
-        Field legacyBiomeInitLayerField = OverworldBiomeSource.class.getDeclaredField(
-                Refraction.pickName("legacyBiomeInitLayer", "i"));
-        legacyBiomeInitLayerField.setAccessible(true);
-        Field largeBiomesField = OverworldBiomeSource.class.getDeclaredField(Refraction.pickName("largeBiomes", "j"));
-        largeBiomesField.setAccessible(true);
-        Field biomeRegistryField = OverworldBiomeSource.class.getDeclaredField(Refraction.pickName("biomes", "k"));
-        biomeRegistryField.setAccessible(true);
-        Field areaLazyField = Layer.class.getDeclaredField(Refraction.pickName("area", "b"));
-        areaLazyField.setAccessible(true);
-        Method initAreaFactoryMethod = Layers.class.getDeclaredMethod(
-                Refraction.pickName("getDefaultLayer", "a"),
-                boolean.class,
-                int.class,
-                int.class,
-                LongFunction.class
-        );
-        initAreaFactoryMethod.setAccessible(true);
-
-        //init new WorldChunkManagerOverworld
-        boolean legacyBiomeInitLayer = legacyBiomeInitLayerField.getBoolean(biomeSource);
-        boolean largebiomes = largeBiomesField.getBoolean(biomeSource);
-        Registry<Biome> biomeRegistryMojang = (Registry<Biome>) biomeRegistryField.get(biomeSource);
-        Registry<Biome> biomeRegistry;
-        if (options.hasBiomeType()) {
-            Biome biome = BuiltinRegistries.BIOME.get(ResourceLocation.tryParse(options.getBiomeType().getId()));
-            biomeRegistry = new MappedRegistry<>(
-                    ResourceKey.createRegistryKey(new ResourceLocation("fawe_biomes")),
-                    Lifecycle.experimental()
-            );
-            ((MappedRegistry) biomeRegistry).registerMapping(0, BuiltinRegistries.BIOME.getResourceKey(biome).get(), biome,
-                    Lifecycle.experimental()
-            );
-        } else {
-            biomeRegistry = biomeRegistryMojang;
-        }
-
-        //replace genLayer
-        AreaFactory<FastAreaLazy> factory = (AreaFactory<FastAreaLazy>) initAreaFactoryMethod.invoke(
-                null,
-                legacyBiomeInitLayer,
-                largebiomes ? 6 : 4,
-                4,
-                (LongFunction) (salt -> new FastWorldGenContextArea(seed, salt))
-        );
-        biomeSource = new FastOverworldBiomeSource(biomeRegistry, new FastGenLayer(factory));
-
-        return biomeSource;
-    }
-
-    private static class FastOverworldBiomeSource extends BiomeSource {
-
-        private final Registry<Biome> biomeRegistry;
-        private final boolean isSingleRegistry;
-        private final FastGenLayer fastGenLayer;
-
-        public FastOverworldBiomeSource(
-                Registry<Biome> biomeRegistry,
-                FastGenLayer genLayer
-        ) {
-            super(biomeRegistry.stream().collect(Collectors.toList()));
-            this.biomeRegistry = biomeRegistry;
-            this.isSingleRegistry = biomeRegistry.entrySet().size() == 1;
-            this.fastGenLayer = genLayer;
-        }
-
-        @Override
-        protected Codec<? extends BiomeSource> codec() {
-            return OverworldBiomeSource.CODEC;
-        }
-
-        @Override
-        public BiomeSource withSeed(final long seed) {
-            return null;
-        }
-
-        @Override
-        public Biome getNoiseBiome(int biomeX, int biomeY, int biomeZ) {
-            if (this.isSingleRegistry) {
-                return this.biomeRegistry.byId(0);
-            }
-            return this.fastGenLayer.get(this.biomeRegistry, biomeX, biomeZ);
-        }
-
-    }
-
-    private static class FastWorldGenContextArea implements BigContext<FastAreaLazy> {
-
-        private final ConcurrentHashMap<Long, Integer> sharedAreaMap = new ConcurrentHashMap<>();
-        private final ImprovedNoise improvedNoise;
-        private final long magicrandom;
-        private final ConcurrentHashMap<Long, Long> map = new ConcurrentHashMap<>(); //needed for multithreaded generation
-
-        public FastWorldGenContextArea(long seed, long lconst) {
-            this.magicrandom = mix(seed, lconst);
-            this.improvedNoise = new ImprovedNoise(new SimpleRandomSource(seed));
-        }
-
-        private static long mix(long seed, long salt) {
-            long l = LinearCongruentialGenerator.next(salt, salt);
-            l = LinearCongruentialGenerator.next(l, salt);
-            l = LinearCongruentialGenerator.next(l, salt);
-            long m = LinearCongruentialGenerator.next(seed, l);
-            m = LinearCongruentialGenerator.next(m, l);
-            m = LinearCongruentialGenerator.next(m, l);
-            return m;
-        }
-
-        @Override
-        public FastAreaLazy createResult(PixelTransformer pixelTransformer) {
-            return new FastAreaLazy(sharedAreaMap, pixelTransformer);
-        }
-
-        @Override
-        public void initRandom(long x, long z) {
-            long l = this.magicrandom;
-            l = LinearCongruentialGenerator.next(l, x);
-            l = LinearCongruentialGenerator.next(l, z);
-            l = LinearCongruentialGenerator.next(l, x);
-            l = LinearCongruentialGenerator.next(l, z);
-            this.map.put(Thread.currentThread().getId(), l);
-        }
-
-        @Override
-        public int nextRandom(int y) {
-            long tid = Thread.currentThread().getId();
-            long e = this.map.computeIfAbsent(tid, i -> 0L);
-            int mod = (int) Math.floorMod(e >> 24L, (long) y);
-            this.map.put(tid, LinearCongruentialGenerator.next(e, this.magicrandom));
-            return mod;
-        }
-
-        @Override
-        public ImprovedNoise getBiomeNoise() {
-            return this.improvedNoise;
-        }
-
-    }
-
-    private static class FastGenLayer extends Layer {
-
-        private final FastAreaLazy fastAreaLazy;
-
-        public FastGenLayer(AreaFactory<FastAreaLazy> factory) {
-            super(() -> null);
-            this.fastAreaLazy = factory.make();
-        }
-
-        @Override
-        public Biome get(Registry<Biome> registry, int x, int z) {
-            ResourceKey<Biome> key = Biomes.byId(this.fastAreaLazy.get(x, z));
-            if (key == null) {
-                return registry.get(Biomes.byId(0));
-            }
-            Biome biome = registry.get(key);
-            if (biome == null) {
-                return registry.get(Biomes.byId(0));
-            }
-            return biome;
-        }
-
-    }
-
-    private record FastAreaLazy(ConcurrentHashMap<Long, Integer> sharedMap, PixelTransformer transformer) implements Area {
-
-        @Override
-        public int get(int x, int z) {
-            long zx = ChunkPos.asLong(x, z);
-            return this.sharedMap.computeIfAbsent(zx, i -> this.transformer.apply(x, z));
-        }
-
-    }
-
-    private static class RegenNoOpWorldLoadListener implements ChunkProgressListener {
-
-        private RegenNoOpWorldLoadListener() {
-        }
-
-        @Override
-        public void updateSpawnPos(ChunkPos spawnPos) {
-        }
-
-        @Override
-        public void onStatusChange(ChunkPos pos, @Nullable ChunkStatus status) {
-        }
-
-        @Override
-        public void start() {
-
-        }
-
-        @Override
-        public void stop() {
-        }
-
-        // TODO Paper only(?) @Override
-        public void setChunkRadius(int radius) {
-        }
-
-    }
-
-    private class FastProtoChunk extends ProtoChunk {
-
-        // avoid warning on paper
-        public FastProtoChunk(ChunkPos pos, UpgradeData upgradeData, LevelHeightAccessor world, ServerLevel serverLevel) {
-            super(pos, upgradeData, world, serverLevel);
-        }
-
-        // compatibility with spigot
-        public FastProtoChunk(ChunkPos pos, UpgradeData upgradeData, LevelHeightAccessor levelHeightAccessor) {
-            super(pos, upgradeData, levelHeightAccessor);
-        }
-
-        public boolean generateFlatBedrock() {
-            return generateFlatBedrock;
-        }
-
-        // no one will ever see the entities!
-        @Override
-        public List<CompoundTag> getEntities() {
-            return Collections.emptyList();
-        }
-
-    }
-
-    protected class ChunkStatusWrap extends ChunkStatusWrapper<ChunkAccess> {
-
-        private final ChunkStatus chunkStatus;
-
-        public ChunkStatusWrap(ChunkStatus chunkStatus) {
-            this.chunkStatus = chunkStatus;
-        }
-
-        @Override
-        public int requiredNeighborChunkRadius() {
-            return chunkStatus.getRange();
-        }
-
-        @Override
-        public String name() {
-            return chunkStatus.getName();
-        }
-
-        @Override
-        public CompletableFuture<?> processChunk(List<ChunkAccess> accessibleChunks) {
-            return chunkStatus.generate(
-                    Runnable::run, // TODO revisit, we might profit from this somehow?
-                    freshWorld,
-                    chunkGenerator,
-                    structureManager,
-                    threadedLevelLightEngine,
-                    c -> CompletableFuture.completedFuture(Either.left(c)),
-                    accessibleChunks
-            );
-        }
-
-    }
-
-}

worldedit-bukkit/adapters/adapter-1_20_4/build.gradle.kts

@@ -12,6 +12,6 @@ repositories {
 
 dependencies {
     // url=https://repo.papermc.io/service/rest/repository/browse/maven-public/io/papermc/paper/dev-bundle/1.20.4-R0.1-SNAPSHOT
-    the<PaperweightUserDependenciesExtension>().paperDevBundle("1.20.4-R0.1-20240106.182028-62")
+    the<PaperweightUserDependenciesExtension>().paperDevBundle("1.20.4-R0.1-20240325.123556-143")
     compileOnly(libs.paperlib)
 }

worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightBlockMaterial.java

@@ -2,18 +2,15 @@ package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_20_R3;
 
 import com.google.common.base.Suppliers;
 import com.sk89q.jnbt.CompoundTag;
-import com.sk89q.util.ReflectionUtil;
-import com.sk89q.worldedit.bukkit.adapter.Refraction;
 import com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_20_R3.nbt.PaperweightLazyCompoundTag;
 import com.sk89q.worldedit.world.registry.BlockMaterial;
 import net.minecraft.core.BlockPos;
 import net.minecraft.world.level.EmptyBlockGetter;
 import net.minecraft.world.level.block.Block;
 import net.minecraft.world.level.block.EntityBlock;
-import net.minecraft.world.level.block.LiquidBlock;
 import net.minecraft.world.level.block.entity.BlockEntity;
-import net.minecraft.world.level.block.state.BlockBehaviour;
 import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.material.Fluids;
 import net.minecraft.world.level.material.PushReaction;
 import org.bukkit.craftbukkit.v1_20_R3.block.data.CraftBlockData;
 
@@ -21,7 +18,6 @@ public class PaperweightBlockMaterial implements BlockMaterial {
 
     private final Block block;
     private final BlockState blockState;
-    private final boolean isTranslucent;
     private final CraftBlockData craftBlockData;
     private final org.bukkit.Material craftMaterial;
     private final int opacity;
@@ -36,11 +32,6 @@ public class PaperweightBlockMaterial implements BlockMaterial {
         this.blockState = blockState;
         this.craftBlockData = CraftBlockData.fromData(blockState);
         this.craftMaterial = craftBlockData.getMaterial();
-        BlockBehaviour.Properties blockInfo = ReflectionUtil.getField(BlockBehaviour.class, block,
-                Refraction.pickName("properties", "aP"));
-        this.isTranslucent = !(boolean) ReflectionUtil.getField(BlockBehaviour.Properties.class, blockInfo,
-                Refraction.pickName("canOcclude", "n")
-        );
         opacity = blockState.getLightBlock(EmptyBlockGetter.INSTANCE, BlockPos.ZERO);
         BlockEntity tileEntity = !(block instanceof EntityBlock) ? null : ((EntityBlock) block).newBlockEntity(
                 BlockPos.ZERO,
@@ -75,7 +66,7 @@ public class PaperweightBlockMaterial implements BlockMaterial {
 
     @Override
     public boolean isOpaque() {
-        return blockState.isOpaque();
+        return blockState.canOcclude();
     }
 
     @Override
@@ -85,14 +76,13 @@ public class PaperweightBlockMaterial implements BlockMaterial {
 
     @Override
     public boolean isLiquid() {
-        // TODO: Better check ?
+        return !blockState.getFluidState().is(Fluids.EMPTY);
-        return block instanceof LiquidBlock;
     }
 
     @Override
     public boolean isSolid() {
-        // TODO: Replace
+        // No access to world -> EmptyBlockGetter
-        return blockState.isSolid();
+        return blockState.isSolidRender(EmptyBlockGetter.INSTANCE, BlockPos.ZERO);
     }
 
     @Override
@@ -158,7 +148,7 @@ public class PaperweightBlockMaterial implements BlockMaterial {
 
     @Override
     public boolean isTranslucent() {
-        return isTranslucent;
+        return !blockState.canOcclude();
     }
 
     @Override

worldedit-bukkit/build.gradle.kts

@@ -210,7 +210,7 @@ tasks {
         versionNumber.set("${project.version}")
         versionType.set("release")
         uploadFile.set(file("build/libs/${rootProject.name}-Bukkit-${project.version}.jar"))
-        gameVersions.addAll(listOf("1.20.4", "1.20.3", "1.20.2", "1.20.1", "1.20", "1.19.4", "1.18.2", "1.17.1"))
+        gameVersions.addAll(listOf("1.20.4", "1.20.3", "1.20.2", "1.20.1", "1.20", "1.19.4", "1.18.2"))
         loaders.addAll(listOf("paper", "spigot"))
         changelog.set("The changelog is available on GitHub: https://github.com/IntellectualSites/" +
                 "FastAsyncWorldEdit/releases/tag/${project.version}")

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/BukkitServerInterface.java

@@ -307,9 +307,6 @@ public class BukkitServerInterface extends AbstractPlatform implements MultiUser
         if (!tickFluid) {
             return null;
         }
-        if (Settings.settings().QUEUE.NO_TICK_FASTMODE && fastMode) {
-            return null;
-        }
         return this.plugin.getBukkitImplAdapter().getTickingPostProcessor();
     }
     //FAWE end

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/BukkitWorld.java

@@ -327,12 +327,12 @@ public class BukkitWorld extends AbstractWorld {
         treeTypeMapping.put(TreeGenerator.TreeType.RANDOM_MUSHROOM, TreeType.BROWN_MUSHROOM);
         for (TreeGenerator.TreeType type : TreeGenerator.TreeType.values()) {
             if (treeTypeMapping.get(type) == null) {
-                LOGGER.error("No TreeType mapping for TreeGenerator.TreeType." + type);
                 //FAWE start
+                LOGGER.info("No TreeType mapping for TreeGenerator.TreeType." + type);
                 LOGGER.info("The above message is displayed because your FAWE version is newer than {}" +
                         " and contains features of future minecraft versions which do not exist in {} hence the tree type" +
-                        "{} is not available. This is not an error. This version will work on your version of Minecraft." +
+                        " {} is not available. This is not an error. This version of FAWE will work on your version of " +
-                        "This is an informative message only.", Bukkit.getVersion(), Bukkit.getVersion(), type);
+                        " Minecraft. This is an informative message only.", Bukkit.getVersion(), Bukkit.getVersion(), type);
                 //FAWE end
             }
         }

worldedit-core/src/main/java/com/fastasyncworldedit/core/command/tool/brush/HeightBrush.java

@@ -53,7 +53,7 @@ public class HeightBrush implements Brush {
             try {
                 heightMap = ScalableHeightMap.fromPNG(stream);
             } catch (IOException e) {
-                throw new FaweException(Caption.of("fawe.worldedit.brush.brush.height.invalid"));
+                throw new FaweException(Caption.of("fawe.worldedit.brush.brush.height.invalid", e.getMessage()));
             }
         } else if (clipboard != null) {
             heightMap = ScalableHeightMap.fromClipboard(clipboard, minY, maxY);

worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/Settings.java

@@ -511,7 +511,7 @@ public class Settings extends Config {
                 " - A larger value will use slightly less CPU time",
                 " - A smaller value will reduce memory usage",
                 " - A value too small may break some operations (deform?)",
-                " - Values smaller than the configurated parallel-threads are not accepted",
+                " - Values smaller than the configured parallel-threads are not accepted",
                 " - It is recommended this option be at least 4x greater than parallel-threads"
 
         })
@@ -544,12 +544,6 @@ public class Settings extends Config {
         })
         public boolean POOL = true;
 
-        @Comment({
-                "When using fastmode do not bother to tick existing/placed blocks/fluids",
-                "Only works in versions up to 1.17.1"
-        })
-        public boolean NO_TICK_FASTMODE = true;
-
         public static class PROGRESS {
 
             @Comment({"Display constant titles about the progress of a user's edit",

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/factory/parser/RichParser.java

@@ -53,7 +53,7 @@ public abstract class RichParser<E> extends InputParser<E> implements AliasedPar
     }
 
     @Nonnull
-    private Function<String, Stream<? extends String>> extractArguments(String input) {
+    private Function<String, Stream<? extends String>> extractArguments(String input, ParserContext context) {
         return prefix -> {
             if (input.length() > prefix.length() && input.startsWith(prefix + "[")) {
                 // input already contains argument(s) -> extract them
@@ -65,7 +65,7 @@ public abstract class RichParser<E> extends InputParser<E> implements AliasedPar
                 }
                 String previous = prefix + builder;
                 // read the suggestions for the last argument
-                return getSuggestions(strings[strings.length - 1], strings.length - 1)
+                return getSuggestions(strings[strings.length - 1], strings.length - 1, context)
                         .map(suggestion -> previous + "[" + suggestion);
             } else {
                 return Stream.of(prefix);
@@ -95,7 +95,7 @@ public abstract class RichParser<E> extends InputParser<E> implements AliasedPar
     public Stream<String> getSuggestions(String input) {
         return Arrays.stream(this.prefixes)
                 .filter(validPrefix(input))
-                .flatMap(extractArguments(input));
+                .flatMap(extractArguments(input, new ParserContext()));
     }
 
     @Override
@@ -122,8 +122,25 @@ public abstract class RichParser<E> extends InputParser<E> implements AliasedPar
      * @param argumentInput the already provided input for the argument at the given index.
      * @param index         the index of the argument to get suggestions for.
      * @return a stream of suggestions matching the given input for the argument at the given index.
+     *
+     * @deprecated Use the version that takes a {@link ParserContext}, {@link #getSuggestions(String, int, ParserContext)}
      */
-    protected abstract Stream<String> getSuggestions(String argumentInput, int index);
+    @Deprecated
+    protected Stream<String> getSuggestions(String argumentInput, int index) {
+        return Stream.empty();
+    }
+
+    /**
+     * Returns a stream of suggestions for the argument at the given index.
+     *
+     * @param argumentInput the already provided input for the argument at the given index.
+     * @param index         the index of the argument to get suggestions for.
+     * @param context       the context which may optionally be provided by a parser.
+     * @return a stream of suggestions matching the given input for the argument at the given index.
+     */
+    protected Stream<String> getSuggestions(String argumentInput, int index, ParserContext context) {
+        return getSuggestions(argumentInput, index);
+    }
 
     /**
      * Parses the already split arguments.

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/factory/parser/mask/RichMaskParser.java

@@ -97,11 +97,11 @@ public class RichMaskParser extends FaweParser<Mask> {
                                 )),
                                 () -> {
                                     if (full.length() == 1) {
-                                        return new ArrayList<>(worldEdit.getMaskFactory().getSuggestions(""));
+                                        return new ArrayList<>(worldEdit.getMaskFactory().getSuggestions("", context));
                                     }
                                     return new ArrayList<>(worldEdit
                                             .getMaskFactory()
-                                            .getSuggestions(command.toLowerCase(Locale.ROOT)));
+                                            .getSuggestions(command.toLowerCase(Locale.ROOT), context));
                                 }
                         );
                     }
@@ -164,11 +164,11 @@ public class RichMaskParser extends FaweParser<Mask> {
                                         )),
                                         () -> {
                                             if (full.length() == 1) {
-                                                return new ArrayList<>(worldEdit.getMaskFactory().getSuggestions(""));
+                                                return new ArrayList<>(worldEdit.getMaskFactory().getSuggestions("", context));
                                             }
                                             return new ArrayList<>(worldEdit
                                                     .getMaskFactory()
-                                                    .getSuggestions(command.toLowerCase(Locale.ROOT)));
+                                                    .getSuggestions(command.toLowerCase(Locale.ROOT), context));
                                         }
                                 );
                             }

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/factory/parser/pattern/Linear2DPatternParser.java

@@ -2,7 +2,7 @@ package com.fastasyncworldedit.core.extension.factory.parser.pattern;
 
 import com.fastasyncworldedit.core.configuration.Caption;
 import com.fastasyncworldedit.core.extension.factory.parser.RichParser;
-import com.fastasyncworldedit.core.function.pattern.Linear2DBlockPattern;
+import com.fastasyncworldedit.core.math.random.Linear2DRandom;
 import com.google.common.base.Preconditions;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.command.util.SuggestionHelper;
@@ -14,7 +14,6 @@ import com.sk89q.worldedit.util.formatting.text.TextComponent;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 
 import javax.annotation.Nonnull;
-import java.util.Set;
 import java.util.stream.Stream;
 
 public class Linear2DPatternParser extends RichParser<Pattern> {
@@ -59,9 +58,8 @@ public class Linear2DPatternParser extends RichParser<Pattern> {
             zScale = Integer.parseInt(arguments[2]);
             Preconditions.checkArgument(zScale != 0);
         }
-        if (inner instanceof RandomPattern) {
+        if (inner instanceof RandomPattern rp) {
-            Set<Pattern> patterns = ((RandomPattern) inner).getPatterns();
+            return new RandomPattern(new Linear2DRandom(xScale, zScale), rp);
-            return new Linear2DBlockPattern(patterns.toArray(new Pattern[0]), xScale, zScale);
         }
         throw new InputParseException(TextComponent.of("Pattern " + inner.getClass().getSimpleName()
                 + " cannot be used with " + getPrefix()));

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/factory/parser/pattern/Linear3DPatternParser.java

@@ -2,7 +2,7 @@ package com.fastasyncworldedit.core.extension.factory.parser.pattern;
 
 import com.fastasyncworldedit.core.configuration.Caption;
 import com.fastasyncworldedit.core.extension.factory.parser.RichParser;
-import com.fastasyncworldedit.core.function.pattern.Linear3DBlockPattern;
+import com.fastasyncworldedit.core.math.random.Linear3DRandom;
 import com.google.common.base.Preconditions;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.command.util.SuggestionHelper;
@@ -14,7 +14,6 @@ import com.sk89q.worldedit.util.formatting.text.TextComponent;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 
 import javax.annotation.Nonnull;
-import java.util.Set;
 import java.util.stream.Stream;
 
 public class Linear3DPatternParser extends RichParser<Pattern> {
@@ -64,9 +63,8 @@ public class Linear3DPatternParser extends RichParser<Pattern> {
             zScale = Integer.parseInt(arguments[3]);
             Preconditions.checkArgument(zScale != 0);
         }
-        if (inner instanceof RandomPattern) {
+        if (inner instanceof RandomPattern rp) {
-            Set<Pattern> patterns = ((RandomPattern) inner).getPatterns();
+            return new RandomPattern(new Linear3DRandom(xScale, yScale, zScale), rp);
-            return new Linear3DBlockPattern(patterns.toArray(new Pattern[0]), xScale, yScale, zScale);
         }
         throw new InputParseException(TextComponent.of("Pattern " + inner.getClass().getSimpleName()
                 + " cannot be used with " + getPrefix()));

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/processor/MultiBatchProcessor.java

@@ -19,12 +19,9 @@ import org.apache.logging.log4j.Logger;
 import javax.annotation.Nullable;
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.Collections;
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
-import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.Future;
 import java.util.function.Supplier;
@@ -80,28 +77,18 @@ public class MultiBatchProcessor implements IBatchProcessor {
 
     @Override
     public IChunkSet processSet(IChunk chunk, IChunkGet get, IChunkSet set) {
-        Map<Integer, Set<IBatchProcessor>> ordered = new HashMap<>();
+        Map<Integer, List<IBatchProcessor>> ordered = new HashMap<>();
         IChunkSet chunkSet = set;
         for (IBatchProcessor processor : processors) {
             if (processor.getScope() != ProcessorScope.ADDING_BLOCKS) {
-                ordered.merge(
+                ordered.computeIfAbsent(processor.getScope().intValue(), k -> new ArrayList<>())
-                        processor.getScope().intValue(),
+                        .add(processor);
-                        new HashSet<>(Collections.singleton(processor)),
-                        (existing, theNew) -> {
-                            existing.add(processor);
-                            return existing;
-                        }
-                );
                 continue;
             }
             chunkSet = processSet(processor, chunk, get, chunkSet);
         }
-        if (ordered.size() > 0) {
+        if (!ordered.isEmpty()) {
-            for (int i = 1; i <= 4; i++) {
+            for (List<IBatchProcessor> processors : ordered.values()) {
-                Set<IBatchProcessor> processors = ordered.get(i);
-                if (processors == null) {
-                    continue;
-                }
                 for (IBatchProcessor processor : processors) {
                     chunkSet = processSet(processor, chunk, get, chunkSet);
                     if (chunkSet == null) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/ExpressionPattern.java

@@ -1,6 +1,7 @@
 package com.fastasyncworldedit.core.function.pattern;
 
 import com.sk89q.worldedit.function.pattern.AbstractPattern;
+import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.internal.expression.EvaluationException;
 import com.sk89q.worldedit.internal.expression.Expression;
 import com.sk89q.worldedit.internal.expression.ExpressionException;
@@ -57,4 +58,9 @@ public class ExpressionPattern extends AbstractPattern {
         }
     }
 
+    @Override
+    public Pattern fork() {
+        return new ExpressionPattern(this.expression.clone());
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/Linear2DBlockPattern.java

@@ -7,8 +7,15 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.block.BaseBlock;
 
+import java.util.Arrays;
+
 import static java.lang.Math.floorDiv;
 
+/**
+ * @deprecated replaced by {@link com.sk89q.worldedit.function.pattern.RandomPattern}
+ * combined with {@link com.fastasyncworldedit.core.math.random.Linear2DRandom}.
+ */
+@Deprecated(forRemoval = true, since = "TODO")
 public class Linear2DBlockPattern extends AbstractPattern {
 
     private final Pattern[] patternsArray;
@@ -47,4 +54,10 @@ public class Linear2DBlockPattern extends AbstractPattern {
         return patternsArray[index].apply(extent, get, set);
     }
 
+    @Override
+    public Pattern fork() {
+        final Pattern[] forked = Arrays.stream(this.patternsArray).map(Pattern::fork).toArray(Pattern[]::new);
+        return new Linear2DBlockPattern(forked, this.xScale, this.zScale);
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/Linear3DBlockPattern.java

@@ -7,8 +7,15 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.block.BaseBlock;
 
+import java.util.Arrays;
+
 import static java.lang.Math.floorDiv;
 
+/**
+ * @deprecated replaced by {@link com.sk89q.worldedit.function.pattern.RandomPattern}
+ * combined with {@link com.fastasyncworldedit.core.math.random.Linear3DRandom}.
+ */
+@Deprecated(forRemoval = true, since = "TODO")
 public class Linear3DBlockPattern extends AbstractPattern {
 
     private final Pattern[] patternsArray;
@@ -51,4 +58,10 @@ public class Linear3DBlockPattern extends AbstractPattern {
         return patternsArray[index].apply(extent, get, set);
     }
 
+    @Override
+    public Pattern fork() {
+        final Pattern[] forked = Arrays.stream(this.patternsArray).map(Pattern::fork).toArray(Pattern[]::new);
+        return new Linear3DBlockPattern(forked, this.xScale, this.yScale, this.zScale);
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/LinearBlockPattern.java

@@ -1,5 +1,6 @@
 package com.fastasyncworldedit.core.function.pattern;
 
+import com.fastasyncworldedit.core.queue.Filter;
 import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.function.pattern.AbstractPattern;
@@ -7,6 +8,8 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.block.BaseBlock;
 
+import java.util.Arrays;
+
 public class LinearBlockPattern extends AbstractPattern implements ResettablePattern {
 
     private final Pattern[] patternsArray;
@@ -15,7 +18,7 @@ public class LinearBlockPattern extends AbstractPattern implements ResettablePat
     /**
      * Create a new {@link Pattern} instance
      *
-     * @param patterns array of patterns to linearly choose from based on x/z coordinates
+     * @param patterns array of patterns to linearly choose from
      */
     public LinearBlockPattern(Pattern[] patterns) {
         this.patternsArray = patterns;
@@ -23,18 +26,14 @@ public class LinearBlockPattern extends AbstractPattern implements ResettablePat
 
     @Override
     public BaseBlock applyBlock(BlockVector3 position) {
-        if (index == patternsArray.length) {
+        index = (index + 1) % patternsArray.length;
-            index = 0;
+        return patternsArray[index].applyBlock(position);
-        }
-        return patternsArray[index++].applyBlock(position);
     }
 
     @Override
     public boolean apply(Extent extent, BlockVector3 get, BlockVector3 set) throws WorldEditException {
-        if (index == patternsArray.length) {
+        index = (index + 1) % patternsArray.length;
-            index = 0;
+        return patternsArray[index].apply(extent, get, set);
-        }
-        return patternsArray[index++].apply(extent, get, set);
     }
 
     @Override
@@ -42,4 +41,10 @@ public class LinearBlockPattern extends AbstractPattern implements ResettablePat
         index = 0;
     }
 
+    @Override
+    public Pattern fork() {
+        final Pattern[] forked = Arrays.stream(this.patternsArray).map(Pattern::fork).toArray(Pattern[]::new);
+        return new LinearBlockPattern(forked);
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/MaskedPattern.java

@@ -43,4 +43,9 @@ public class MaskedPattern extends AbstractPattern {
         return secondary.apply(extent, get, set);
     }
 
+    @Override
+    public Pattern fork() {
+        return new MaskedPattern(this.mask.copy(), this.primary.fork(), this.secondary.fork());
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/NoXPattern.java

@@ -36,4 +36,9 @@ public class NoXPattern extends AbstractPattern {
         return pattern.apply(extent, mutable, set);
     }
 
+    @Override
+    public Pattern fork() {
+        return new NoXPattern(this.pattern.fork());
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/NoYPattern.java

@@ -36,4 +36,9 @@ public class NoYPattern extends AbstractPattern {
         return pattern.apply(extent, mutable, set);
     }
 
+    @Override
+    public Pattern fork() {
+        return new NoYPattern(this.pattern.fork());
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/NoZPattern.java

@@ -1,6 +1,7 @@
 package com.fastasyncworldedit.core.function.pattern;
 
 import com.fastasyncworldedit.core.math.MutableBlockVector3;
+import com.fastasyncworldedit.core.queue.Filter;
 import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.function.pattern.AbstractPattern;
@@ -36,4 +37,9 @@ public class NoZPattern extends AbstractPattern {
         return pattern.apply(extent, mutable, set);
     }
 
+    @Override
+    public Pattern fork() {
+        return new NoZPattern(this.pattern.fork());
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/OffsetPattern.java

@@ -60,4 +60,9 @@ public class OffsetPattern extends AbstractPattern {
         return pattern.apply(extent, get, mutable);
     }
 
+    @Override
+    public Pattern fork() {
+        return new OffsetPattern(this.pattern.fork(), this.dx, this.dy, this.dz, this.minY, this.maxY);
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/RandomOffsetPattern.java

@@ -72,4 +72,9 @@ public class RandomOffsetPattern extends AbstractPattern {
         return pattern.apply(extent, get, mutable);
     }
 
+    @Override
+    public Pattern fork() {
+        return new RandomOffsetPattern(this.pattern.fork(), this.dx, this.dy, this.dz, this.minY, this.maxY);
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/RelativePattern.java

@@ -63,4 +63,11 @@ public class RelativePattern extends AbstractPattern implements ResettablePatter
         origin = null;
     }
 
+    @Override
+    public Pattern fork() {
+        RelativePattern forked = new RelativePattern(this.pattern.fork(), this.minY, this.maxY);
+        forked.origin = this.origin; // maintain origin for forks
+        return forked;
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/SolidRandomOffsetPattern.java

@@ -94,4 +94,9 @@ public class SolidRandomOffsetPattern extends AbstractPattern {
         return pattern.apply(extent, get, set);
     }
 
+    @Override
+    public Pattern fork() {
+        return new SolidRandomOffsetPattern(this.pattern.fork(), this.dx, this.dy, this.dz, this.minY, this.maxY);
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/pattern/SurfaceRandomOffsetPattern.java

@@ -129,4 +129,9 @@ public class SurfaceRandomOffsetPattern extends AbstractPattern {
         return !block.getBlockType().getMaterial().isMovementBlocker();
     }
 
+    @Override
+    public Pattern fork() {
+        return new SurfaceRandomOffsetPattern(this.pattern.fork(), this.moves, this.minY, this.maxY);
+    }
+
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/math/random/Linear2DRandom.java

@@ -0,0 +1,50 @@
+package com.fastasyncworldedit.core.math.random;
+
+import static com.fastasyncworldedit.core.math.random.Linear3DRandom.doubleDiv;
+import static java.lang.Math.floorDiv;
+
+/**
+ * A {@link SimpleRandom} that deterministically maps coordinates
+ * to values.
+ * @since TODO
+ */
+public class Linear2DRandom implements SimpleRandom {
+    private final int xScale;
+    private final int zScale;
+
+    /**
+     * Creates a new {@link Linear2DRandom} instance
+     *
+     * @param xScale the scale applied to the x component of a coordinate
+     * @param zScale the scale applied to the z component of a coordinate
+     */
+    public Linear2DRandom(final int xScale, final int zScale) {
+        this.xScale = xScale;
+        this.zScale = zScale;
+    }
+
+    @Override
+    public double nextDouble(final int x, final int y, final int z) {
+        return nextDouble(x, y, z, 1d);
+    }
+
+    @Override
+    public double nextDouble(final int x, final int y, final int z, double bound) {
+        double index = (doubleDiv(x, this.xScale) + doubleDiv(z, this.zScale)) % bound;
+        if (index < 0) {
+            index += bound;
+        }
+        return index;
+
+    }
+
+    @Override
+    public int nextInt(final int x, final int y, final int z, final int bound) {
+        int index = (floorDiv(x, this.xScale) + floorDiv(z, this.zScale)) % bound;
+        if (index < 0) {
+            index += bound;
+        }
+        return index;
+    }
+
+}

worldedit-core/src/main/java/com/fastasyncworldedit/core/math/random/Linear3DRandom.java

@@ -0,0 +1,58 @@
+package com.fastasyncworldedit.core.math.random;
+
+import static java.lang.Math.floorDiv;
+
+/**
+ * A {@link SimpleRandom} that deterministically maps coordinates
+ * to values.
+ * @since TODO
+ */
+public class Linear3DRandom implements SimpleRandom {
+
+    private final int xScale;
+    private final int yScale;
+    private final int zScale;
+
+    /**
+     * Creates a new {@link Linear3DRandom} instance
+     *
+     * @param xScale the scale applied to the x component of a coordinate
+     * @param yScale the scale applied to the y component of a coordinate
+     * @param zScale the scale applied to the z component of a coordinate
+     */
+    public Linear3DRandom(final int xScale, final int yScale, final int zScale) {
+        this.xScale = xScale;
+        this.yScale = yScale;
+        this.zScale = zScale;
+    }
+
+    @Override
+    public double nextDouble(final int x, final int y, final int z) {
+        return nextDouble(x, y, z, 1d);
+    }
+
+    @Override
+    public double nextDouble(final int x, final int y, final int z, double bound) {
+        double index = (doubleDiv(x, this.xScale) + doubleDiv(y, this.yScale) + doubleDiv(z, this.zScale)) % bound;
+        if (index < 0) {
+            index += bound;
+        }
+        return index;
+    }
+
+    // used to avoid explicit conversion at call site
+    static double doubleDiv(double dividend, double divisor) {
+        // add a minimal value to avoid too many integral values hitting the exact weight of an entry in SimpleRandomCollection
+        return Math.nextUp(dividend) / divisor;
+    }
+
+    @Override
+    public int nextInt(final int x, final int y, final int z, final int bound) {
+        int index = (floorDiv(x, this.xScale) + floorDiv(y, this.yScale) + floorDiv(z, this.zScale)) % bound;
+        if (index < 0) {
+            index += bound;
+        }
+        return index;
+    }
+
+}

worldedit-core/src/main/java/com/fastasyncworldedit/core/math/random/SimpleRandom.java

@@ -13,6 +13,20 @@ public interface SimpleRandom {
      */
     double nextDouble(int x, int y, int z);
 
+    /**
+     * Generate a random double from three integer components.
+     * The generated value is between 0 (inclusive) and {@code bound} (exclusive).
+     *
+     * @param x     the first component
+     * @param y     the second component
+     * @param z     the third component
+     * @param bound upper bound (exclusive)
+     * @return a double between 0 (inclusive) and {@code bound} (exclusive)
+     */
+    default double nextDouble(int x, int y, int z, double bound) {
+        return nextDouble(x, y, z) * bound;
+    }
+
     /**
      * Generate a random integer from three integer components.
      * The generated value is between 0 (inclusive) and 1 (exclusive)
@@ -24,8 +38,8 @@ public interface SimpleRandom {
      * @return a random integer between 0 (inclusive) and {@code bound} (exclusive)
      */
     default int nextInt(int x, int y, int z, int bound) {
-        double val = nextDouble(x, y, z);
+        double val = nextDouble(x, y, z, bound);
-        return (int) (val * bound);
+        return (int) val;
     }
 
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/queue/implementation/ParallelQueueExtent.java

@@ -131,9 +131,12 @@ public final class ParallelQueueExtent extends PassthroughExtent {
 
         // Get a pool, to operate on the chunks in parallel
         final int size = Math.min(chunks.size(), Settings.settings().QUEUE.PARALLEL_THREADS);
-        if (size <= 1 && chunksIter.hasNext()) {
+        if (size <= 1) {
+            // if PQE is ever used with PARALLEL_THREADS = 1, or only one chunk is edited, just run sequentially
+            while (chunksIter.hasNext()) {
                 BlockVector2 pos = chunksIter.next();
                 getExtent().apply(null, filter, region, pos.getX(), pos.getZ(), full);
+            }
         } else {
             final ForkJoinTask[] tasks = IntStream.range(0, size).mapToObj(i -> handler.submit(() -> {
                 try {

worldedit-core/src/main/java/com/fastasyncworldedit/core/util/ExtentTraverser.java

@@ -51,11 +51,10 @@ public class ExtentTraverser<T extends Extent> {
         return last;
     }
 
-    @SuppressWarnings("unchecked")
     @Nullable
-    public <U> U findAndGet(Class<U> clazz) {
+    public <U extends Extent> U findAndGet(Class<U> clazz) {
-        ExtentTraverser<Extent> traverser = find(clazz);
+        ExtentTraverser<U> traverser = find(clazz);
-        return (traverser != null) ? (U) traverser.get() : null;
+        return (traverser != null) ? traverser.get() : null;
     }
 
     @SuppressWarnings("unchecked")

worldedit-core/src/main/java/com/fastasyncworldedit/core/util/MainUtil.java

@@ -38,6 +38,9 @@ import org.apache.logging.log4j.Logger;
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 import javax.imageio.ImageIO;
+import javax.imageio.ImageReadParam;
+import javax.imageio.ImageReader;
+import javax.imageio.stream.ImageInputStream;
 import java.awt.Graphics2D;
 import java.awt.image.BufferedImage;
 import java.io.BufferedOutputStream;
@@ -56,6 +59,9 @@ import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.net.URLConnection;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
 import java.nio.channels.Channels;
 import java.nio.channels.FileChannel;
 import java.nio.channels.ReadableByteChannel;
@@ -70,6 +76,7 @@ import java.nio.file.attribute.BasicFileAttributes;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -91,6 +98,10 @@ import static java.lang.System.arraycopy;
 public class MainUtil {
 
     private static final Logger LOGGER = LogManagerCompat.getLogger();
+    private static final String CURL_USER_AGENT = "curl/8.1.1";
+    private static final HttpClient HTTP_CLIENT = HttpClient.newBuilder()
+            .followRedirects(HttpClient.Redirect.NORMAL)
+            .build();
 
     public static List<String> filter(String prefix, List<String> suggestions) {
         if (prefix.isEmpty()) {
@@ -519,12 +530,53 @@ public class MainUtil {
         return destFile;
     }
 
-    public static BufferedImage readImage(InputStream in) throws IOException {
+    public static BufferedImage readImage(InputStream stream) throws IOException {
-        return MainUtil.toRGB(ImageIO.read(in));
+        final ImageInputStream imageStream = ImageIO.createImageInputStream(stream);
+        if (imageStream == null) {
+            throw new IOException("Can't find suitable ImageInputStream");
+        }
+        Iterator<ImageReader> iter = ImageIO.getImageReaders(imageStream);
+        if (!iter.hasNext()) {
+            throw new IOException("Could not get image reader from stream.");
+        }
+        ImageReader reader = iter.next();
+        ImageReadParam param = reader.getDefaultReadParam();
+        reader.setInput(imageStream, true, true);
+        BufferedImage bi;
+        try {
+            bi = reader.read(0, param);
+        } finally {
+            reader.dispose();
+            stream.close();
+            imageStream.close();
+        }
+        return MainUtil.toRGB(bi);
     }
 
     public static BufferedImage readImage(URL url) throws IOException {
-        return readImage(url.openStream());
+        try {
+            final URI uri = url.toURI();
+            HttpRequest.Builder requestBuilder = HttpRequest.newBuilder(uri).GET();
+
+            if (uri.getHost().equalsIgnoreCase("i.imgur.com")) {
+                requestBuilder = requestBuilder.setHeader("User-Agent", CURL_USER_AGENT);
+            }
+
+            final HttpResponse<InputStream> response = HTTP_CLIENT.send(
+                    requestBuilder.build(),
+                    HttpResponse.BodyHandlers.ofInputStream()
+            );
+            try (final InputStream body = response.body()) {
+                if (response.statusCode() > 299) {
+                    throw new IOException("Expected 2xx as response code, but received " + response.statusCode());
+                }
+                return readImage(body);
+            }
+        } catch (InterruptedException e) {
+            throw new IOException("request was interrupted", e);
+        } catch (URISyntaxException e) {
+            throw new IOException("failed to parse url to uri reference", e);
+        }
     }
 
     public static BufferedImage readImage(File file) throws IOException {

worldedit-core/src/main/java/com/fastasyncworldedit/core/util/collection/SimpleRandomCollection.java

@@ -34,7 +34,7 @@ public final class SimpleRandomCollection<T> implements RandomCollection<T> {
 
     @Override
     public T next(final SimpleRandom random, int x, int y, int z) {
-        return map.ceilingEntry(random.nextDouble(x, y, z) * this.total).getValue();
+        return map.ceilingEntry(random.nextDouble(x, y, z, this.total)).getValue();
     }
 
 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/util/gson/ItemTypeAdapter.java

@@ -0,0 +1,26 @@
+package com.fastasyncworldedit.core.util.gson;
+
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParseException;
+import com.sk89q.worldedit.world.item.ItemType;
+import com.sk89q.worldedit.world.item.ItemTypes;
+
+import java.lang.reflect.Type;
+
+public final class ItemTypeAdapter implements JsonDeserializer<ItemType> {
+
+    @Override
+    public ItemType deserialize(JsonElement json, Type type, JsonDeserializationContext cont) throws JsonParseException {
+        JsonObject jsonObject = json.getAsJsonObject();
+        String id = jsonObject.get("id").getAsString();
+        ItemType itemType = ItemTypes.get(id);
+        if (itemType == null) {
+            throw new JsonParseException("Could not parse item type `" + id + "`");
+        }
+        return itemType;
+    }
+
+}

worldedit-core/src/main/java/com/fastasyncworldedit/core/util/gson/RegionSelectorAdapter.java

@@ -0,0 +1,33 @@
+package com.fastasyncworldedit.core.util.gson;
+
+import com.google.gson.JsonDeserializationContext;
+import com.google.gson.JsonDeserializer;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonParseException;
+import com.google.gson.JsonPrimitive;
+import com.google.gson.JsonSerializationContext;
+import com.google.gson.JsonSerializer;
+import com.sk89q.worldedit.regions.RegionSelector;
+import com.sk89q.worldedit.regions.selector.RegionSelectorType;
+
+import java.lang.reflect.Type;
+
+public class RegionSelectorAdapter implements JsonDeserializer<RegionSelector>, JsonSerializer<RegionSelector> {
+
+    @Override
+    public RegionSelector deserialize(JsonElement json, Type type, JsonDeserializationContext context) throws JsonParseException {
+        RegionSelectorType regionType = RegionSelectorType.valueOf(json.getAsString());
+        return regionType.createSelector();
+    }
+
+    @Override
+    public JsonElement serialize(RegionSelector selector, Type type, JsonSerializationContext context) {
+        RegionSelectorType regionType = RegionSelectorType.getForSelector(selector);
+        // Cannot nicely deserialize Fuzzy region type
+        if (regionType == null || regionType == RegionSelectorType.FUZZY) {
+            return null;
+        }
+        return new JsonPrimitive(regionType.toString());
+    }
+
+}

worldedit-core/src/main/java/com/sk89q/worldedit/LocalSession.java

@@ -125,7 +125,9 @@ public class LocalSession implements TextureHolder {
     private transient int cuiVersion = CUI_VERSION_UNINITIALIZED;
 
     // Session related
-    private transient RegionSelector selector = new CuboidRegionSelector();
+    //FAWE start - allow saving to session store
+    private RegionSelector selector = new CuboidRegionSelector();
+    //FAWE end
     private transient boolean placeAtPos1 = false;
     //FAWE start
     private final transient List<Object> history = Collections.synchronizedList(new LinkedList<>() {
@@ -771,6 +773,7 @@ public class LocalSession implements TextureHolder {
         checkNotNull(selector);
         selector.setWorld(world);
         this.selector = selector;
+        setDirty();
         if (hasWorldOverride() && !world.equals(getWorldOverride())) {
             setWorldOverride(null);
         }

worldedit-core/src/main/java/com/sk89q/worldedit/command/SelectionCommands.java

@@ -755,13 +755,7 @@ public class SelectionCommands {
         }
 
         if (setDefaultSelector) {
-            RegionSelectorType found = null;
+            RegionSelectorType found = RegionSelectorType.getForSelector(newSelector);
-            for (RegionSelectorType type : RegionSelectorType.values()) {
-                if (type.getSelectorClass() == newSelector.getClass()) {
-                    found = type;
-                    break;
-                }
-            }
 
             if (found != null) {
                 session.setDefaultRegionSelector(found);

worldedit-core/src/main/java/com/sk89q/worldedit/command/argument/FactoryConverter.java

@@ -113,8 +113,7 @@ public class FactoryConverter<T> implements ArgumentConverter<T> {
         );
     }
 
-    @Override
+    private ParserContext createContext(InjectedValueAccess context) {
-    public ConversionResult<T> convert(String argument, InjectedValueAccess context) {
         Actor actor = context.injectedValue(Key.of(Actor.class))
                 .orElseThrow(() -> new IllegalStateException("No actor"));
         LocalSession session = WorldEdit.getInstance().getSessionManager().get(actor);
@@ -139,6 +138,13 @@ public class FactoryConverter<T> implements ArgumentConverter<T> {
             contextTweaker.accept(parserContext);
         }
 
+        return parserContext;
+    }
+
+    @Override
+    public ConversionResult<T> convert(String argument, InjectedValueAccess context) {
+        ParserContext parserContext = createContext(context);
+
         try {
             return SuccessfulConversion.fromSingle(
                     factoryExtractor.apply(worldEdit).parseFromInput(argument, parserContext)
@@ -150,7 +156,9 @@ public class FactoryConverter<T> implements ArgumentConverter<T> {
 
     @Override
     public List<String> getSuggestions(String input, InjectedValueAccess context) {
-        return factoryExtractor.apply(worldEdit).getSuggestions(input);
+        ParserContext parserContext = createContext(context);
+
+        return factoryExtractor.apply(worldEdit).getSuggestions(input, parserContext);
     }
 
     @Override

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/MaskFactory.java

@@ -127,13 +127,13 @@ public final class MaskFactory extends AbstractFactory<Mask> {
     }
 
     @Override
-    public List<String> getSuggestions(String input) {
+    public List<String> getSuggestions(String input, final ParserContext parserContext) {
         final String[] split = input.split(" ");
         if (split.length > 1) {
             String prev = input.substring(0, input.lastIndexOf(" ")) + " ";
-            return super.getSuggestions(split[split.length - 1]).stream().map(s -> prev + s).collect(Collectors.toList());
+            return super.getSuggestions(split[split.length - 1], parserContext).stream().map(s -> prev + s).collect(Collectors.toList());
         }
-        return super.getSuggestions(input);
+        return super.getSuggestions(input, parserContext);
     }
 
     @Override

worldedit-core/src/main/java/com/sk89q/worldedit/extension/factory/parser/DefaultBlockParser.java

@@ -64,6 +64,7 @@ import com.sk89q.worldedit.world.entity.EntityType;
 import com.sk89q.worldedit.world.entity.EntityTypes;
 import com.sk89q.worldedit.world.registry.LegacyMapper;
 
+import javax.annotation.Nonnull;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Locale;
@@ -337,9 +338,10 @@ public class DefaultBlockParser extends InputParser<BaseBlock> {
         return SuggestionHelper.getBlockPropertySuggestions(blockType, props);
     }
 
+    @Nonnull
     private BaseBlock parseLogic(String input, ParserContext context) throws InputParseException {
         //FAWE start
-        String[] blockAndExtraData = input.trim().split("\\|");
+        String[] blockAndExtraData = input.trim().split("(?<!^)\\|");
         blockAndExtraData[0] = woolMapper(blockAndExtraData[0]);
         Map<Property<?>, Object> blockStates = new HashMap<>();
         //FAWE end

worldedit-core/src/main/java/com/sk89q/worldedit/extent/buffer/ForgetfulExtentBuffer.java

@@ -235,4 +235,11 @@ public class ForgetfulExtentBuffer extends AbstractDelegateExtent implements Pat
         };
     }
 
+    //FAWE - stateful pattern
+    @Override
+    public Pattern fork() {
+        return new ForgetfulExtentBuffer(extent, mask.copy());
+    }
+    //FAWE end
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/function/pattern/ExtentBufferedCompositePattern.java

@@ -25,6 +25,8 @@ import com.sk89q.worldedit.extent.buffer.ExtentBuffer;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.block.BaseBlock;
 
+import java.util.Arrays;
+
 import static com.google.common.base.Preconditions.checkArgument;
 
 /**
@@ -64,4 +66,12 @@ public class ExtentBufferedCompositePattern extends AbstractExtentPattern {
         return lastBlock;
     }
 
+    //FAWE - stateful pattern
+    @Override
+    public Pattern fork() {
+        final Pattern[] forkedPatterns = Arrays.stream(patterns).map(Pattern::fork).toArray(Pattern[]::new);
+        return new ExtentBufferedCompositePattern(getExtent(), forkedPatterns);
+    }
+    //FAWE end
+
 }

worldedit-core/src/main/java/com/sk89q/worldedit/function/pattern/Pattern.java

@@ -59,6 +59,11 @@ public interface Pattern extends Filter {
         apply(block, block, block);
     }
 
+    @Override
+    default Pattern fork() { // covariant return type
+        return this;
+    }
+
     //FAWE end
 
     /**

worldedit-core/src/main/java/com/sk89q/worldedit/function/pattern/RandomPattern.java

@@ -66,6 +66,12 @@ public class RandomPattern extends AbstractPattern {
         this.weights = new ArrayList<>(parent.weights);
         this.collection = RandomCollection.of(weights);
     }
+
+    private RandomPattern(SimpleRandom random, List<RandomCollection.Weighted<Pattern>> weights) {
+        this.random = random;
+        this.weights = weights;
+        this.collection = RandomCollection.of(weights);
+    }
     //FAWE end
 
     /**
@@ -103,6 +109,14 @@ public class RandomPattern extends AbstractPattern {
     public boolean apply(Extent extent, BlockVector3 get, BlockVector3 set) throws WorldEditException {
         return collection.next(this.random, get.getBlockX(), get.getBlockY(), get.getBlockZ()).apply(extent, get, set);
     }
+
+    @Override
+    public Pattern fork() {
+        List<RandomCollection.Weighted<Pattern>> newWeights = new ArrayList<>();
+        this.weights.forEach((w) -> newWeights.add(new RandomCollection.Weighted<>(w.value().fork(), w.weight())));
+        return new RandomPattern(this.random, newWeights);
+    }
+
     //FAWE end
 
 }

worldedit-core/src/main/java/com/sk89q/worldedit/function/pattern/StateApplyingPattern.java

@@ -29,13 +29,16 @@ import com.sk89q.worldedit.world.block.BlockType;
 
 import java.util.Map;
 import java.util.Map.Entry;
+import java.util.concurrent.ConcurrentHashMap;
 
 import static com.sk89q.worldedit.blocks.Blocks.resolveProperties;
 
 public class StateApplyingPattern extends AbstractExtentPattern {
 
     private final Map<String, String> states;
-    private final Map<BlockType, Map<Property<Object>, Object>> cache = Maps.newHashMap();
+    //FAWE - avoid race conditions
+    private final Map<BlockType, Map<Property<Object>, Object>> cache = new ConcurrentHashMap<>();
+    //FAWE end
 
     public StateApplyingPattern(Extent extent, Map<String, String> statesToSet) {
         super(extent);

worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/Expression.java

@@ -24,6 +24,7 @@ import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.antlr.ExpressionLexer;
 import com.sk89q.worldedit.antlr.ExpressionParser;
 import com.sk89q.worldedit.internal.expression.invoke.ExpressionCompiler;
+import com.sk89q.worldedit.regions.shape.WorldEditExpressionEnvironment;
 import org.antlr.v4.runtime.CharStream;
 import org.antlr.v4.runtime.CharStreams;
 import org.antlr.v4.runtime.CommonTokenStream;
@@ -199,7 +200,9 @@ public class Expression implements Cloneable {
 
     //FAWE start
     public Expression clone() {
-        return new Expression(initialExpression, new HashSet<>(providedSlots));
+        Expression expression = new Expression(initialExpression, new HashSet<>(providedSlots));
+        expression.setEnvironment(getEnvironment().clone());
+        return expression;
     }
     //FAWE end
 

worldedit-core/src/main/java/com/sk89q/worldedit/internal/expression/ExpressionEnvironment.java

@@ -22,7 +22,7 @@ package com.sk89q.worldedit.internal.expression;
 /**
  * Represents a way to access blocks in a world. Has to accept non-rounded coordinates.
  */
-public interface ExpressionEnvironment {
+public interface ExpressionEnvironment extends Cloneable {
 
     int getBlockType(double x, double y, double z);
 
@@ -36,4 +36,7 @@ public interface ExpressionEnvironment {
 
     int getBlockDataRel(double x, double y, double z);
 
+    // FAWE start
+    ExpressionEnvironment clone();
+    // FAWE end
 }

worldedit-core/src/main/java/com/sk89q/worldedit/internal/registry/AbstractFactory.java

@@ -96,9 +96,14 @@ public abstract class AbstractFactory<E> {
         throw new NoMatchException(Caption.of("worldedit.error.no-match", TextComponent.of(input)));
     }
 
+    @Deprecated
     public List<String> getSuggestions(String input) {
+        return getSuggestions(input, new ParserContext());
+    }
+
+    public List<String> getSuggestions(String input, ParserContext context) {
         return parsers.stream().flatMap(
-                p -> p.getSuggestions(input)
+                p -> p.getSuggestions(input, context)
         ).collect(Collectors.toList());
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/internal/registry/InputParser.java

@@ -45,9 +45,22 @@ public abstract class InputParser<E> {
      * Gets a stream of suggestions of input to this parser.
      *
      * @return a stream of suggestions
+     * @deprecated Use the version that takes a {@link ParserContext}, {@link #getSuggestions(String, ParserContext)}
      */
+    @Deprecated
     public Stream<String> getSuggestions(String input) {
         return Stream.empty();
     }
 
+    /**
+     * Gets a stream of suggestions of input to this parser.
+     *
+     * @param input The string input
+     * @param context The parser context
+     *
+     * @return a stream of suggestions
+     */
+    public Stream<String> getSuggestions(String input, ParserContext context) {
+        return getSuggestions(input);
+    }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/regions/selector/RegionSelectorType.java

@@ -19,8 +19,14 @@
 
 package com.sk89q.worldedit.regions.selector;
 
+import com.fastasyncworldedit.core.regions.selector.FuzzyRegionSelector;
+import com.fastasyncworldedit.core.regions.selector.PolyhedralRegionSelector;
 import com.sk89q.worldedit.regions.RegionSelector;
 
+import javax.annotation.Nullable;
+import java.util.HashMap;
+import java.util.Map;
+
 /**
  * An enum of default region selector types.
  */
@@ -32,7 +38,21 @@ public enum RegionSelectorType {
     SPHERE(SphereRegionSelector.class),
     ELLIPSOID(EllipsoidRegionSelector.class),
     POLYGON(Polygonal2DRegionSelector.class),
-    CONVEX_POLYHEDRON(ConvexPolyhedralRegionSelector.class);
+    CONVEX_POLYHEDRON(ConvexPolyhedralRegionSelector.class),
+    //FAWE start
+    POLYHEDRAL(PolyhedralRegionSelector.class),
+    FUZZY(FuzzyRegionSelector.class);
+    //FAWE end
+
+    //FAWE start
+    private static final Map<Class<? extends RegionSelector>, RegionSelectorType> VALUE_MAP = new HashMap<>();
+
+    static {
+        for (RegionSelectorType type : values()) {
+            VALUE_MAP.put(type.getSelectorClass(), type);
+        }
+    }
+    //FAWE end
 
     private final Class<? extends RegionSelector> selectorClass;
 
@@ -40,6 +60,19 @@ public enum RegionSelectorType {
         this.selectorClass = selectorClass;
     }
 
+    //FAWE start
+    /**
+     * Get a {@link RegionSelectorType} for the given {@link RegionSelector}
+     *
+     * @param selector Region selector to get type enum for
+     * @since TODO
+     */
+    @Nullable
+    public static RegionSelectorType getForSelector(RegionSelector selector) {
+        return VALUE_MAP.get(selector.getClass());
+    }
+    //FAWE end
+
     /**
      * Get the selector class.
      *

worldedit-core/src/main/java/com/sk89q/worldedit/regions/shape/WorldEditExpressionEnvironment.java

@@ -28,6 +28,8 @@ import com.sk89q.worldedit.math.Vector3;
 
 public class WorldEditExpressionEnvironment implements ExpressionEnvironment {
 
+    private static final Vector3 BLOCK_CENTER_OFFSET = Vector3.at(0.5, 0.5, 0.5);
+
     private final Vector3 unit;
     private final Vector3 zero2;
     //FAWE start - MutableVector3
@@ -42,7 +44,7 @@ public class WorldEditExpressionEnvironment implements ExpressionEnvironment {
     public WorldEditExpressionEnvironment(Extent extent, Vector3 unit, Vector3 zero) {
         this.extent = extent;
         this.unit = unit;
-        this.zero2 = zero.add(0.5, 0.5, 0.5);
+        this.zero2 = zero.add(BLOCK_CENTER_OFFSET);
     }
 
     public BlockVector3 toWorld(double x, double y, double z) {
@@ -83,7 +85,7 @@ public class WorldEditExpressionEnvironment implements ExpressionEnvironment {
     @SuppressWarnings("deprecation")
     @Override
     public int getBlockDataRel(double x, double y, double z) {
-        return extent.getBlock(toWorld(x, y, z)).getBlockType().getLegacyCombinedId() & 0xF;
+        return extent.getBlock(toWorldRel(x, y, z).toBlockPoint()).getBlockType().getLegacyCombinedId() & 0xF;
     }
 
     //FAWE start
@@ -94,10 +96,13 @@ public class WorldEditExpressionEnvironment implements ExpressionEnvironment {
     public Vector3 toWorldRel(double x, double y, double z) {
         return current.add(x, y, z);
     }
+
+    public WorldEditExpressionEnvironment clone() {
+        return new WorldEditExpressionEnvironment(extent, unit, zero2.subtract(BLOCK_CENTER_OFFSET));
+    }
     //FAWe end
 
     public void setCurrentBlock(Vector3 current) {
         this.current = current;
     }
-
 }

worldedit-core/src/main/java/com/sk89q/worldedit/util/gson/GsonUtil.java

@@ -19,10 +19,14 @@
 
 package com.sk89q.worldedit.util.gson;
 
+import com.fastasyncworldedit.core.util.gson.ItemTypeAdapter;
+import com.fastasyncworldedit.core.util.gson.RegionSelectorAdapter;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.Vector3;
+import com.sk89q.worldedit.regions.RegionSelector;
+import com.sk89q.worldedit.world.item.ItemType;
 
 /**
  * Utility methods for Google's GSON library.
@@ -41,6 +45,10 @@ public final class GsonUtil {
         GsonBuilder gsonBuilder = new GsonBuilder();
         gsonBuilder.registerTypeAdapter(Vector3.class, new VectorAdapter());
         gsonBuilder.registerTypeAdapter(BlockVector3.class, new BlockVectorAdapter());
+        //FAWE start
+        gsonBuilder.registerTypeAdapter(RegionSelector.class, new RegionSelectorAdapter());
+        gsonBuilder.registerTypeAdapter(ItemType.class, new ItemTypeAdapter());
+        //FAWE end
         return gsonBuilder;
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/world/item/ItemType.java

@@ -79,7 +79,7 @@ public class ItemType implements RegistryItem, Keyed {
     }
 
     //FAWE start
-    private int internalId;
+    private transient int internalId;
 
     @Override
     public void setInternalId(int internalId) {

worldedit-core/src/test/java/com/sk89q/worldedit/internal/expression/BaseExpressionTest.java

@@ -114,6 +114,11 @@ class BaseExpressionTest {
             public int getBlockDataRel(double x, double y, double z) {
                 return (int) y * 100;
             }
+
+            @Override
+            public ExpressionEnvironment clone() {
+                return this;
+            }
         });
 
         return expression.evaluate();