Fixed a bunch of extends and removed slottableblockbag

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

@@ -19,19 +19,17 @@
 
 package com.sk89q.worldedit.bukkit;
 
-import com.sk89q.worldedit.blocks.BaseItem;
 import com.sk89q.worldedit.blocks.BaseItemStack;
 import com.sk89q.worldedit.extent.inventory.BlockBag;
 import com.sk89q.worldedit.extent.inventory.BlockBagException;
 import com.sk89q.worldedit.extent.inventory.OutOfBlocksException;
 import com.sk89q.worldedit.extent.inventory.OutOfSpaceException;
-import com.sk89q.worldedit.extent.inventory.SlottableBlockBag;
 import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.block.BlockState;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemStack;
 
-public class BukkitPlayerBlockBag extends BlockBag implements SlottableBlockBag {
+public class BukkitPlayerBlockBag extends BlockBag {
 
     private Player player;
     private ItemStack[] items;
@@ -63,19 +61,6 @@ public class BukkitPlayerBlockBag extends BlockBag implements SlottableBlockBag
         return player;
     }
 
-    @Override
-    public BaseItem getItem(int slot) {
-        loadInventory();
-        return BukkitAdapter.adapt(items[slot]);
-    }
-
-    @Override
-    public void setItem(int slot, BaseItem block) {
-        loadInventory();
-        BaseItemStack stack = block instanceof BaseItemStack ? (BaseItemStack) block : new BaseItemStack(block.getType(), block.getNbtData(), 1);
-        items[slot] = BukkitAdapter.adapt(stack);
-    }
-
     @Override
     public void fetchBlock(BlockState blockState) throws BlockBagException {
         if (blockState.getBlockType().getMaterial().isAir()) {

worldedit-core/src/main/java/com/boydti/fawe/command/CFICommands.java

@@ -19,6 +19,8 @@ import com.boydti.fawe.util.StringMan;
 import com.boydti.fawe.util.TaskManager;
 import com.boydti.fawe.util.TextureUtil;
 import com.boydti.fawe.util.image.ImageUtil;
+import com.google.gson.Gson;
+import com.google.gson.JsonObject;
 import com.sk89q.minecraft.util.commands.CommandException;
 import com.sk89q.worldedit.EmptyClipboardException;
 import com.sk89q.worldedit.LocalSession;
@@ -925,7 +927,12 @@ public class CFICommands {
         ImageIO.write(image, "jpg", baos);
         byte[] data = baos.toByteArray();
         player.print("Please wait...");
-        URL url = ImgurUtility.uploadImage(data);
+        String json = ImgurUtility.getImgurContent(ImgurUtility.CLIENT_ID, data);
+        Gson gson = new Gson();
+        JsonObject obj = gson.fromJson(json, JsonObject.class);
+        JsonObject data1 = obj.get("data").getAsJsonObject();
+        String link = data1.get("link").getAsString();
+        URL url = new URL(link);
         BBC.DOWNLOAD_LINK.send(player, url);
     }
 

worldedit-core/src/main/java/com/boydti/fawe/object/DataAnglePattern.java

@@ -22,7 +22,7 @@ public class DataAnglePattern extends AbstractPattern {
         this.factor = (1D / distance) * (1D / 255);
     }
 
-    public int getSlope(BlockStateHolder block, BlockVector3 vector, Extent extent) {
+    public <T extends BlockStateHolder<T>> int getSlope(T block, BlockVector3 vector, Extent extent) {
         int x = vector.getBlockX();
         int y = vector.getBlockY();
         int z = vector.getBlockZ();

worldedit-core/src/main/java/com/boydti/fawe/object/DelegateConsumer.java

@@ -3,9 +3,9 @@ package com.boydti.fawe.object;
 import java.util.function.Consumer;
 
 public abstract class DelegateConsumer<T> implements Consumer<T> {
-    private final Consumer parent;
+    private final Consumer<T> parent;
 
-    public DelegateConsumer(Consumer parent) {
+    public DelegateConsumer(Consumer<T> parent) {
         this.parent = parent;
     }
 

worldedit-core/src/main/java/com/boydti/fawe/object/FaweCommand.java

@@ -2,7 +2,6 @@ package com.boydti.fawe.object;
 
 import com.boydti.fawe.config.BBC;
 import com.boydti.fawe.util.TaskManager;
-import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.extension.platform.Actor;
 
 public abstract class FaweCommand<T> {
@@ -13,7 +12,7 @@ public abstract class FaweCommand<T> {
         this(perm, true);
     }
 
-    public FaweCommand(final String perm, final boolean safe) {
+    public FaweCommand(String perm, boolean safe) {
         this.perm = perm;
         this.safe = safe;
     }
@@ -22,7 +21,7 @@ public abstract class FaweCommand<T> {
         return this.perm;
     }
 
-    public boolean executeSafe(final Actor player, final String... args) {
+    public boolean executeSafe(Actor player, String... args) {
         try {
             if (!safe) {
                 execute(player, args);
@@ -42,5 +41,5 @@ public abstract class FaweCommand<T> {
         return false;
     }
 
-    public abstract boolean execute(final Actor actor, final String... args);
+    public abstract boolean execute(Actor actor, String... args);
 }

worldedit-core/src/main/java/com/boydti/fawe/object/FaweInputStream.java

@@ -21,10 +21,7 @@ public class FaweInputStream extends DataInputStream {
     }
 
     public int readMedium() throws IOException {
-        return (int) (
+        return (read() << 16) + (read() << 8) + read();
-                (read() << 16) +
-                        (read() << 8) +
-                        read());
     }
 
     private NBTInputStream nbtIn;

worldedit-core/src/main/java/com/boydti/fawe/object/FaweLimit.java

@@ -1,13 +1,7 @@
 package com.boydti.fawe.object;
 
-import com.sk89q.worldedit.world.block.BlockState;
-
-import java.util.Collections;
 import java.util.Set;
 
-/**
- * Created by Jesse on 4/5/2016.
- */
 public class FaweLimit {
     public int MAX_ACTIONS = 0;
     public int MAX_CHANGES = 0;

worldedit-core/src/main/java/com/boydti/fawe/object/FaweOutputStream.java

@@ -37,7 +37,7 @@ public class FaweOutputStream extends DataOutputStream {
     }
 
     public void writeVarInt(int i) throws IOException {
-        while((i & -128) != 0) {
+        while ((i & -128) != 0) {
             this.writeByte(i & 127 | 128);
             i >>>= 7;
         }

worldedit-core/src/main/java/com/boydti/fawe/object/HistoryExtent.java

@@ -33,7 +33,7 @@ public class HistoryExtent extends AbstractDelegateExtent {
      * @param extent    the extent
      * @param changeSet the change set
      */
-    public HistoryExtent(final Extent extent, final FaweChangeSet changeSet) {
+    public HistoryExtent(Extent extent, FaweChangeSet changeSet) {
         super(extent);
         checkNotNull(changeSet);
         this.changeSet = changeSet;
@@ -43,6 +43,7 @@ public class HistoryExtent extends AbstractDelegateExtent {
         return changeSet;
     }
 
+    @Override
     public void setChangeSet(FaweChangeSet fcs) {
         this.changeSet = fcs;
     }
@@ -51,7 +52,7 @@ public class HistoryExtent extends AbstractDelegateExtent {
     public <B extends BlockStateHolder<B>> boolean setBlock(int x, int y, int z, B block) throws WorldEditException {
         BaseBlock previous = getFullBlock(x, y, z);
         if (previous.getInternalId() == block.getInternalId()) {
-            if (!previous.hasNbtData() && (block instanceof BaseBlock && !block.hasNbtData())) {
+            if (!previous.hasNbtData() && block instanceof BaseBlock && !block.hasNbtData()) {
                 return false;
             }
         }
@@ -61,15 +62,15 @@ public class HistoryExtent extends AbstractDelegateExtent {
 
 
     @Override
-    public <B extends BlockStateHolder<B>> boolean setBlock(final BlockVector3 location, final B block) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(BlockVector3 location, B block) throws WorldEditException {
         return setBlock(location.getBlockX(), location.getBlockY(), location.getBlockZ(), block);
     }
 
     @Nullable
     @Override
-    public Entity createEntity(final Location location, final BaseEntity state) {
+    public Entity createEntity(Location location, BaseEntity state) {
         final Entity entity = super.createEntity(location, state);
-        if ((state != null)) {
+        if (state != null) {
             this.changeSet.addEntityCreate(state.getNbtData());
         }
         return entity;
@@ -81,13 +82,13 @@ public class HistoryExtent extends AbstractDelegateExtent {
     }
 
     @Override
-    public List<? extends Entity> getEntities(final Region region) {
+    public List<? extends Entity> getEntities(Region region) {
         return this.wrapEntities(super.getEntities(region));
     }
 
-    private List<? extends Entity> wrapEntities(final List<? extends Entity> entities) {
+    private List<? extends Entity> wrapEntities(List<? extends Entity> entities) {
         final List<Entity> newList = new ArrayList<>(entities.size());
-        for (final Entity entity : entities) {
+        for (Entity entity : entities) {
             newList.add(new TrackedEntity(entity));
         }
         return newList;
@@ -118,7 +119,7 @@ public class HistoryExtent extends AbstractDelegateExtent {
     public class TrackedEntity implements Entity {
         private final Entity entity;
 
-        private TrackedEntity(final Entity entity) {
+        private TrackedEntity(Entity entity) {
             this.entity = entity;
         }
 
@@ -142,7 +143,7 @@ public class HistoryExtent extends AbstractDelegateExtent {
             final Location location = this.entity.getLocation();
             final BaseEntity state = this.entity.getState();
             final boolean success = this.entity.remove();
-            if ((state != null) && success) {
+            if (state != null && success) {
                 HistoryExtent.this.changeSet.addEntityRemove(state.getNbtData());
             }
             return success;
@@ -150,7 +151,7 @@ public class HistoryExtent extends AbstractDelegateExtent {
 
         @Nullable
         @Override
-        public <T> T getFacet(final Class<? extends T> cls) {
+        public <T> T getFacet(Class<? extends T> cls) {
             return this.entity.getFacet(cls);
         }
 

worldedit-core/src/main/java/com/boydti/fawe/object/brush/CopyPastaBrush.java

@@ -47,8 +47,11 @@ public class CopyPastaBrush implements Brush, ResettableTool {
     }
 
     @Override
-    public void build(final EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws MaxChangedBlocksException {
+    public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws MaxChangedBlocksException {
-        Player fp = editSession.getPlayer();
+        Player player = editSession.getPlayer();
+        if (player == null) {
+            return;
+        }
         ClipboardHolder clipboard = session.getExistingClipboard();
         if (clipboard == null) {
             if (editSession.getExtent() instanceof VisualExtent) {
@@ -84,8 +87,7 @@ public class CopyPastaBrush implements Brush, ResettableTool {
             ClipboardHolder holder = new ClipboardHolder(newClipboard);
             session.setClipboard(holder);
             int blocks = builder.size();
-            BBC.COMMAND_COPY.send(fp, blocks);
+            BBC.COMMAND_COPY.send(player, blocks);
-            return;
         } else {
             AffineTransform transform = null;
             if (randomRotate) {
@@ -95,10 +97,10 @@ public class CopyPastaBrush implements Brush, ResettableTool {
             }
             if (autoRotate) {
                 if (transform == null) transform = new AffineTransform();
-                Location loc = fp.getLocation();
+                Location loc = player.getLocation();
                 float yaw = loc.getYaw();
                 float pitch = loc.getPitch();
-                transform = transform.rotateY((-yaw) % 360);
+                transform = transform.rotateY(-yaw % 360);
                 transform = transform.rotateX(pitch - 90);
             }
             if (transform != null && !transform.isIdentity()) {

worldedit-core/src/main/java/com/boydti/fawe/object/brush/visualization/cfi/HeightMapMCAGenerator.java

@@ -78,14 +78,14 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     private CFIPrimitives oldPrimitives = new CFIPrimitives();
 
     public final class CFIPrimitives implements Cloneable {
-        protected int waterHeight = 0;
+        int waterHeight;
-        protected int floorThickness = 0;
+        int floorThickness;
-        protected int worldThickness = 0;
+        int worldThickness;
-        protected boolean randomVariation = true;
+        boolean randomVariation = true;
-        protected int biomePriority = 0;
+        int biomePriority;
-        protected int waterId = BlockID.WATER;
+        int waterId = BlockID.WATER;
-        protected int bedrockId = BlockID.BEDROCK;
+        int bedrockId = BlockID.BEDROCK;
-        protected boolean modifiedMain = false;
+        boolean modifiedMain;
 
         @Override
         public boolean equals(Object obj) {
@@ -143,7 +143,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         return blocks.isModified() ||
                 heights.isModified() ||
                 biomes.isModified() ||
-                (overlay != null && overlay.isModified()) ||
+            overlay != null && overlay.isModified() ||
                 !primitives.equals(oldPrimitives);
     }
 
@@ -220,10 +220,10 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         super(width, length, regionFolder);
 
         blocks = new DifferentialBlockBuffer(width, length);
-        heights = new DifferentialArray(new byte[getArea()]);
+        heights = new DifferentialArray<>(new byte[getArea()]);
-        biomes = new DifferentialArray(new byte[getArea()]);
+        biomes = new DifferentialArray<>(new byte[getArea()]);
-        floor = new DifferentialArray(new int[getArea()]);
+        floor = new DifferentialArray<>(new int[getArea()]);
-        main = new DifferentialArray(new int[getArea()]);
+        main = new DifferentialArray<>(new int[getArea()]);
 
         int stone = BlockID.STONE;
         int grass = BlockTypes.GRASS_BLOCK.getDefaultState().with(PropertyKey.SNOWY, false).getInternalId();
@@ -402,8 +402,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         int maxX = max.getBlockX();
         int maxZ = max.getBlockZ();
 
-        int tableWidth = (maxX - minX + 1);
+        int tableWidth = maxX - minX + 1;
-        int tableLength = (maxZ - minZ + 1);
+        int tableLength = maxZ - minZ + 1;
         int smoothArea = tableWidth * tableLength;
 
         long[] copy = new long[smoothArea];
@@ -411,10 +411,9 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
 
         SummedAreaTable table = new SummedAreaTable(copy, layers, tableWidth, radius);
         for (int j = 0; j < iterations; j++) {
-
             { // Copy to table
                 int localIndex = 0;
-                int zIndex = (minZ * getWidth());
+                int zIndex = minZ * getWidth();
                 for (int z = minZ; z <= maxZ; z++, zIndex += getWidth()) {
                     int index = zIndex + minX;
                     for (int x = minX; x <= maxX; x++, index++, localIndex++) {
@@ -422,7 +421,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                         if (BlockTypes.getFromStateId(combined) == BlockTypes.SNOW) {
                             layers[localIndex] = (char) (((heights[index] & 0xFF) << 3) + (floor[index] >> BlockTypes.BIT_OFFSET) - 7);
                         } else {
-                            layers[localIndex] = (char) (((heights[index] & 0xFF) << 3));
+                            layers[localIndex] = (char) ((heights[index] & 0xFF) << 3);
                         }
                     }
                 }
@@ -431,7 +430,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             table.processSummedAreaTable();
             // Copy from table
             int localIndex = 0;
-            int zIndex = (minZ * getWidth());
+            int zIndex = minZ * getWidth();
             for (int z = minZ, localZ = 0; z <= maxZ; z++, localZ++, zIndex += getWidth()) {
                 int index = zIndex + minX;
                 for (int x = minX, localX = 0; x <= maxX; x++, localX++, index++, localIndex++) {
@@ -444,8 +443,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     private final void setLayerHeight(int index, int height) {
-        int blockHeight = (height) >> 3;
+        int blockHeight = height >> 3;
-        int layerHeight = (height) & 0x7;
+        int layerHeight = height & 0x7;
         setLayerHeight(index, blockHeight, layerHeight);
     }
 
@@ -457,21 +456,21 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             case BlockID.SNOW_BLOCK:
                 if (layerHeight != 0) {
                     this.heights.setByte(index, (byte) (blockHeight + 1));
-                    this.floor.setInt(index, (BlockTypes.SNOW.getInternalId() + layerHeight));
+                    this.floor.setInt(index, BlockTypes.SNOW.getInternalId() + layerHeight);
                 } else {
-                    this.heights.setByte(index, (byte) (blockHeight));
+                    this.heights.setByte(index, (byte) blockHeight);
-                    this.floor.setInt(index, (BlockTypes.SNOW_BLOCK.getInternalId()));
+                    this.floor.setInt(index, BlockTypes.SNOW_BLOCK.getInternalId());
                 }
                 break;
             default:
-                this.heights.setByte(index, (byte) (blockHeight));
+                this.heights.setByte(index, (byte) blockHeight);
                 break;
         }
     }
 
     private final void setLayerHeightRaw(int index, int height) {
-        int blockHeight = (height) >> 3;
+        int blockHeight = height >> 3;
-        int layerHeight = (height) & 0x7;
+        int layerHeight = height & 0x7;
         setLayerHeightRaw(index, blockHeight, layerHeight);
     }
 
@@ -483,14 +482,14 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             case BlockID.SNOW_BLOCK:
                 if (layerHeight != 0) {
                     this.heights.getByteArray()[index] = (byte) (blockHeight + 1);
-                    this.floor.getIntArray()[index] = (BlockTypes.SNOW.getInternalId() + layerHeight);
+                    this.floor.getIntArray()[index] = BlockTypes.SNOW.getInternalId() + layerHeight;
                 } else {
-                    this.heights.getByteArray()[index] = (byte) (blockHeight);
+                    this.heights.getByteArray()[index] = (byte) blockHeight;
-                    this.floor.getIntArray()[index] = (BlockTypes.SNOW_BLOCK.getInternalId());
+                    this.floor.getIntArray()[index] = BlockTypes.SNOW_BLOCK.getInternalId();
                 }
                 break;
             default:
-                this.heights.getByteArray()[index] = (byte) (blockHeight);
+                this.heights.getByteArray()[index] = (byte) blockHeight;
                 break;
         }
     }
@@ -512,7 +511,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                     if (BlockTypes.getFromStateId(combined) == BlockTypes.SNOW) {
                         layers[i] = (char) (((heights[i] & 0xFF) << 3) + (floor[i] >> BlockTypes.BIT_OFFSET) - 7);
                     } else {
-                        layers[i] = (char) (((heights[i] & 0xFF) << 3));
+                        layers[i] = (char) ((heights[i] & 0xFF) << 3);
                     }
                 }
                 int index = 0;
@@ -625,7 +624,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     public void addSchems(Mask mask, List<ClipboardHolder> clipboards, int rarity, int distance, boolean randomRotate) throws WorldEditException {
-        int scaledRarity = (256 * rarity) / 100;
+        int scaledRarity = 256 * rarity / 100;
         int index = 0;
         AffineTransform identity = new AffineTransform();
         LocalBlockVector2DSet placed = new LocalBlockVector2DSet();
@@ -851,8 +850,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         if (chunkOffset != null && player != null && update) {
             World world = player.getWorld();
 
-            int lenCX = (getWidth() + 15) >> 4;
+            int lenCX = getWidth() + 15 >> 4;
-            int lenCZ = (getLength() + 15) >> 4;
+            int lenCZ = getLength() + 15 >> 4;
 
             int OX = chunkOffset.getBlockX();
             int OZ = chunkOffset.getBlockZ();
@@ -1013,6 +1012,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         });
     }
 
+    @Override
     public BufferedImage draw() {
         // TODO NOT IMPLEMENTED
 //        return new HeightMapMCADrawer(this).draw();
@@ -1020,11 +1020,11 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     public void setBiomePriority(int value) {
-        this.primitives.biomePriority = ((value * 65536) / 100) - 32768;
+        this.primitives.biomePriority = value * 65536 / 100 - 32768;
     }
 
     public int getBiomePriority() {
-        return ((primitives.biomePriority + 32768) * 100) / 65536;
+        return (primitives.biomePriority + 32768) * 100 / 65536;
     }
 
     public void setBlockAndBiomeColor(BufferedImage img, Mask mask, BufferedImage imgMask, boolean whiteOnly) {
@@ -1107,20 +1107,17 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
         TextureUtil textureUtil = getTextureUtil();
 
-        biomes.record(new Runnable() {
+        biomes.record(() -> {
-            @Override
+            byte[] biomesArr = biomes.get();
-            public void run() {
+            int index = 0;
-                byte[] biomesArr = biomes.get();
+            for (int y = 0; y < img.getHeight(); y++) {
-                int index = 0;
+                for (int x = 0; x < img.getWidth(); x++) {
-                for (int y = 0; y < img.getHeight(); y++) {
+                    int color = img.getRGB(x, y);
-                    for (int x = 0; x < img.getWidth(); x++) {
+                    TextureUtil.BiomeColor biome = textureUtil.getNearestBiome(color);
-                        int color = img.getRGB(x, y);
+                    if (biome != null) {
-                        TextureUtil.BiomeColor biome = textureUtil.getNearestBiome(color);
+                        biomesArr[index] = (byte) biome.id;
-                        if (biome != null) {
-                            biomesArr[index] = (byte) biome.id;
-                        }
-                        index++;
                     }
+                    index++;
                 }
             }
         });
@@ -1598,7 +1595,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                 chunk.hasSections[layer] = true;
             }
             if (primitives.waterHeight != 0) {
-                int maxIndex = (primitives.waterHeight) << 8;
+                int maxIndex = primitives.waterHeight << 8;
                 Arrays.fill(chunk.blocks, 0, maxIndex, primitives.waterId);
             }
 
@@ -1620,7 +1617,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
 
             final boolean hasFloorThickness = primitives.floorThickness != 0 || primitives.worldThickness != 0;
             if (primitives.worldThickness != 0) {
-                int endLayer = ((minY - primitives.worldThickness + 1) >> 4);
+                int endLayer = minY - primitives.worldThickness + 1 >> 4;
                 for (int layer = 0; layer < endLayer; layer++) {
                     chunk.hasSections[layer] = false;
                 }
@@ -1652,7 +1649,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                             }
                         }
                         else {
-                            chunk.blocks[index + ((height) << 8)] = floorCombined;
+                            chunk.blocks[index + (height << 8)] = floorCombined;
                         }
 
                         if (primitives.worldThickness != 0) {
@@ -1663,7 +1660,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                         }
 
                     } else {
-                        chunk.blocks[index + ((height) << 8)] = floorCombined;
+                        chunk.blocks[index + (height << 8)] = floorCombined;
                     }
 
                     for (int y = minMainY; y < maxMainY; y++) {
@@ -1672,7 +1669,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
 
                     if (hasOverlay) {
                         int overlayCombined = overlay[globalIndex];
-                        int overlayIndex = index + ((height + 1) << 8);
+                        int overlayIndex = index + (height + 1 << 8);
                         chunk.blocks[overlayIndex] = overlayCombined;
                     }
 
@@ -1929,6 +1926,11 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         return false;
     }
 
+    @Override
+    public boolean setBiome(BlockVector2 position, BiomeType biome) {
+        return setBiome(position.getX(), 0, position.getBlockZ(), biome);
+    }
+
     @Override
     public int getBlockLightLevel(BlockVector3 position) {
         return 0;

worldedit-core/src/main/java/com/boydti/fawe/object/extent/MemoryCheckingExtent.java

@@ -12,7 +12,7 @@ import com.sk89q.worldedit.extent.PassthroughExtent;
 public class MemoryCheckingExtent extends PassthroughExtent {
     private final Player player;
 
-    public MemoryCheckingExtent(final Player player, final Extent extent) {
+    public MemoryCheckingExtent(Player player, Extent extent) {
         super(extent);
         this.player = player;
     }

worldedit-core/src/main/java/com/boydti/fawe/object/extent/MultiTransform.java

@@ -1,7 +1,6 @@
 package com.boydti.fawe.object.extent;
 
 import com.sk89q.worldedit.WorldEditException;
-import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.entity.BaseEntity;
 import com.sk89q.worldedit.entity.Entity;
 import com.sk89q.worldedit.extent.AbstractDelegateExtent;
@@ -10,7 +9,7 @@ import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
-
+import java.util.Arrays;
 import java.util.Collection;
 import javax.annotation.Nullable;
 
@@ -32,24 +31,21 @@ public class MultiTransform extends RandomTransform {
     }
 
     @Override
-    public boolean setBlock(int x, int y, int z, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block) throws WorldEditException {
-        boolean result = false;
+        return Arrays.stream(extents).map(extent -> extent.setBlock(x, y, z, block))
-        for (AbstractDelegateExtent extent : extents) result |= extent.setBlock(x, y, z, block);
+            .reduce(false, (a, b) -> a || b);
-        return result;
     }
 
     @Override
-    public boolean setBlock(BlockVector3 location, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(BlockVector3 location, T block) throws WorldEditException {
-        boolean result = false;
+        return Arrays.stream(extents).map(extent -> extent.setBlock(location, block))
-        for (AbstractDelegateExtent extent : extents) result |= extent.setBlock(location, block);
+            .reduce(false, (a, b) -> a || b);
-        return result;
     }
 
     @Override
     public boolean setBiome(BlockVector2 position, BiomeType biome) {
-        boolean result = false;
+        return Arrays.stream(extents).map(extent -> extent.setBiome(position, biome))
-        for (AbstractDelegateExtent extent : extents) result |= extent.setBiome(position, biome);
+            .reduce(false, (a, b) -> a || b);
-        return result;
     }
 
     @Nullable

worldedit-core/src/main/java/com/boydti/fawe/object/extent/NullExtent.java

@@ -20,17 +20,15 @@ import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.session.ClipboardHolder;
 import com.sk89q.worldedit.util.Countable;
 import com.sk89q.worldedit.util.Location;
-import com.sk89q.worldedit.world.World;
 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 javax.annotation.Nullable;
 import java.util.Collection;
 import java.util.List;
 import java.util.Set;
+import javax.annotation.Nullable;
 
 public class NullExtent extends FaweRegionExtent {
 
@@ -60,7 +58,7 @@ public class NullExtent extends FaweRegionExtent {
     }
 
     @Override
-    public BiomeType getBiome(final BlockVector2 arg0) {
+    public BiomeType getBiome(BlockVector2 arg0) {
             throw reason;
         }
 
@@ -70,7 +68,7 @@ public class NullExtent extends FaweRegionExtent {
     }
 
     @Override
-    public BlockState getBlock(final BlockVector3 arg0) {
+    public BlockState getBlock(BlockVector3 arg0) {
             throw reason;
         }
 
@@ -93,7 +91,7 @@ public class NullExtent extends FaweRegionExtent {
     }
 
     @Override
-    public boolean setBiome(final BlockVector2 arg0, final BiomeType arg1) {
+    public boolean setBiome(BlockVector2 arg0, BiomeType arg1) {
         throw reason;
     }
 
@@ -103,18 +101,18 @@ public class NullExtent extends FaweRegionExtent {
         }
 
     @Override
-    public boolean setBlock(final BlockVector3 arg0, final BlockStateHolder arg1) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(BlockVector3 arg0, B arg1) throws WorldEditException {
             throw reason;
         }
 
     @Override
-    public boolean setBlock(int x, int y, int z, BlockStateHolder block) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(int x, int y, int z, B block) throws WorldEditException {
             throw reason;
         }
 
     @Nullable
     @Override
-    public Entity createEntity(final Location arg0, final BaseEntity arg1) {
+    public Entity createEntity(Location arg0, BaseEntity arg1) {
         throw reason;
     }
 
@@ -159,7 +157,7 @@ public class NullExtent extends FaweRegionExtent {
     }
 
     @Override
-    public List<? extends Entity> getEntities(final Region arg0) {
+    public List<? extends Entity> getEntities(Region arg0) {
         throw reason;
     }
 

worldedit-core/src/main/java/com/boydti/fawe/object/extent/PatternTransform.java

@@ -16,7 +16,7 @@ public class PatternTransform extends ResettableExtent {
     }
 
     @Override
-    public boolean setBlock(BlockVector3 location, BlockStateHolder block) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(BlockVector3 location, B block) throws WorldEditException {
         return pattern.apply(getExtent(), location, location);
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/object/extent/ProcessedWEExtent.java

@@ -21,7 +21,7 @@ public class ProcessedWEExtent extends AbstractDelegateExtent {
     private final FaweLimit limit;
     private final AbstractDelegateExtent extent;
 
-    public ProcessedWEExtent(final Extent parent, FaweLimit limit) {
+    public ProcessedWEExtent(Extent parent, FaweLimit limit) {
         super(parent);
         this.limit = limit;
         this.extent = (AbstractDelegateExtent) parent;
@@ -32,7 +32,7 @@ public class ProcessedWEExtent extends AbstractDelegateExtent {
     }
 
     @Override
-    public Entity createEntity(final Location location, final BaseEntity entity) {
+    public Entity createEntity(Location location, BaseEntity entity) {
         if (entity == null) {
             return null;
         }
@@ -64,7 +64,7 @@ public class ProcessedWEExtent extends AbstractDelegateExtent {
     }
 
     @Override
-    public <B extends BlockStateHolder<B>> boolean setBlock(final BlockVector3 location, final B block) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(BlockVector3 location, B block) throws WorldEditException {
         return setBlock(location.getBlockX(), location.getBlockY(), location.getBlockZ(), block);
     }
 
@@ -75,7 +75,7 @@ public class ProcessedWEExtent extends AbstractDelegateExtent {
 
     @Override
     public <B extends BlockStateHolder<B>> boolean setBlock(int x, int y, int z, B block) throws WorldEditException {
-        boolean hasNbt = block instanceof BaseBlock && ((BaseBlock)block).hasNbtData();
+        boolean hasNbt = block instanceof BaseBlock && block.hasNbtData();
         if (hasNbt) {
             if (!limit.MAX_BLOCKSTATES()) {
                 WEManager.IMP.cancelEdit(this, FaweException.MAX_TILES);
@@ -97,7 +97,7 @@ public class ProcessedWEExtent extends AbstractDelegateExtent {
     }
 
     @Override
-    public boolean setBiome(final BlockVector2 position, final BiomeType biome) {
+    public boolean setBiome(BlockVector2 position, BiomeType biome) {
         if (!limit.MAX_CHANGES()) {
             WEManager.IMP.cancelEditSafe(this, FaweException.MAX_CHANGES);
             return false;

worldedit-core/src/main/java/com/boydti/fawe/object/extent/RandomOffsetTransform.java

@@ -33,7 +33,7 @@ public class RandomOffsetTransform extends ResettableExtent {
     }
 
     @Override
-    public boolean setBlock(BlockVector3 pos, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(BlockVector3 pos, T block) throws WorldEditException {
         int x = pos.getBlockX() + random.nextInt(1 + (dx << 1)) - dx;
         int y = pos.getBlockY() + random.nextInt(1 + (dy << 1)) - dy;
         int z = pos.getBlockZ() + random.nextInt(1 + (dz << 1)) - dz;
@@ -41,7 +41,7 @@ public class RandomOffsetTransform extends ResettableExtent {
     }
 
     @Override
-    public boolean setBlock(int x, int y, int z, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block) throws WorldEditException {
         x = x + random.nextInt(1 + (dx << 1)) - dx;
         y = y + random.nextInt(1 + (dy << 1)) - dy;
         z = z + random.nextInt(1 + (dz << 1)) - dz;

worldedit-core/src/main/java/com/boydti/fawe/object/extent/ScaleTransform.java

@@ -60,7 +60,7 @@ public class ScaleTransform extends ResettableExtent {
 
 
     @Override
-    public boolean setBlock(BlockVector3 location, BlockStateHolder block) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(BlockVector3 location, B block) throws WorldEditException {
         boolean result = false;
         MutableBlockVector3 pos = new MutableBlockVector3(getPos(location));
         double sx = pos.getX();
@@ -96,7 +96,7 @@ public class ScaleTransform extends ResettableExtent {
     }
 
     @Override
-    public boolean setBlock(int x1, int y1, int z1, BlockStateHolder block) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(int x1, int y1, int z1, B block) throws WorldEditException {
         boolean result = false;
         MutableBlockVector3 pos = new MutableBlockVector3(getPos(x1, y1, z1));
         double sx = pos.getX();

worldedit-core/src/main/java/com/boydti/fawe/object/extent/SelectTransform.java

@@ -1,8 +1,6 @@
 package com.boydti.fawe.object.extent;
 
 import com.sk89q.worldedit.WorldEditException;
-
-import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.entity.BaseEntity;
 import com.sk89q.worldedit.entity.Entity;
 import com.sk89q.worldedit.extent.AbstractDelegateExtent;
@@ -13,7 +11,6 @@ import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
-
 import javax.annotation.Nullable;
 
 public abstract class SelectTransform extends ResettableExtent {
@@ -34,12 +31,12 @@ public abstract class SelectTransform extends ResettableExtent {
     }
 
     @Override
-    public boolean setBlock(int x, int y, int z, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block) throws WorldEditException {
         return getExtent(x, y, z).setBlock(x, y, z, block);
     }
 
     @Override
-    public boolean setBlock(BlockVector3 position, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(BlockVector3 position, T block) throws WorldEditException {
         return getExtent(position).setBlock(position, block);
     }
 

worldedit-core/src/main/java/com/boydti/fawe/object/extent/SourceMaskExtent.java

@@ -1,16 +1,14 @@
 package com.boydti.fawe.object.extent;
 
-import com.sk89q.worldedit.WorldEditException;
+import static com.google.common.base.Preconditions.checkNotNull;
 
+import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.function.mask.Mask;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.MutableBlockVector3;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
 public class SourceMaskExtent extends TemporalExtent {
     private Mask mask;
     private MutableBlockVector3 mutable = new MutableBlockVector3();
@@ -42,13 +40,13 @@ public class SourceMaskExtent extends TemporalExtent {
     }
 
     @Override
-    public boolean setBlock(BlockVector3 location, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(BlockVector3 location, T block) throws WorldEditException {
         set(location.getBlockX(), location.getBlockY(), location.getBlockZ(), block);
         return mask.test(location) && super.setBlock(location, block);
     }
 
     @Override
-    public boolean setBlock(int x, int y, int z, BlockStateHolder block) throws WorldEditException {
+    public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block) throws WorldEditException {
         set(x, y, z, block);
         mutable.mutX(x);
         mutable.mutY(y);

worldedit-core/src/main/java/com/boydti/fawe/object/function/block/BiomeCopy.java

@@ -26,7 +26,7 @@ public class BiomeCopy implements RegionFunction {
         if (x != mPos2d.getBlockX() || z != mPos2d.getBlockZ()) {
             mPos2d.setComponents(x, z);
             BlockVector2 bv = mPos2d;
-            return destination.setBiome( bv, source.getBiome(bv));
+            return destination.setBiome(bv, source.getBiome(bv));
         }
         return false;
     }

worldedit-core/src/main/java/com/boydti/fawe/object/function/block/CombinedBlockCopy.java

@@ -23,6 +23,6 @@ public class CombinedBlockCopy implements RegionFunction {
 //        BlockStateHolder block = source.getBlock(position);
         BaseBlock block = source.getFullBlock(position);
         function.apply(position);
-        return destination.setBlock(position, block);
+        return destination.setBlock(position.getX(),position.getY(),position.getZ(), block);
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/object/function/block/SimpleBlockCopy.java

@@ -17,6 +17,6 @@ public class SimpleBlockCopy implements RegionFunction {
 
     @Override
     public boolean apply(BlockVector3 position) throws WorldEditException {
-        return destination.setBlock(position, source.getFullBlock(position));
+        return destination.setBlock(position.getX(),position.getY(),position.getZ(), source.getFullBlock(position));
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/object/io/serialize/Serializer.java

@@ -1,50 +0,0 @@
-package com.boydti.fawe.object.io.serialize;
-
-import com.boydti.fawe.util.ReflectionUtils;
-import java.io.IOException;
-import java.io.Serializable;
-import java.lang.reflect.Field;
-
-/**
- * Call serialize(stream) to serialize any field with @Serialize<br/>
- * Call deserialize(stream) to deserialize any field with @Serialize<br/>
- */
-public interface Serializer extends Serializable {
-    default void serialize(java.io.ObjectOutputStream stream) throws IOException {
-        try {
-            for (Field field : getClass().getDeclaredFields()) {
-                field.setAccessible(true);
-                if (field.getDeclaredAnnotation(Serialize.class) != null) {
-                    Class<?> type = field.getType();
-                    boolean primitive = type.isPrimitive();
-                    Object value = field.get(this);
-                    if (primitive) {
-                        stream.writeObject(value);
-                    } else if (value == null){
-                        stream.writeByte(0);
-                    } else {
-                        stream.writeByte(1);
-                        stream.writeObject(value);
-                    }
-                }
-            }
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        }
-    }
-
-    default void deserialize(java.io.ObjectInputStream stream) throws IOException, ClassNotFoundException {
-        for (Field field : getClass().getDeclaredFields()) {
-            if (field.getDeclaredAnnotation(Serialize.class) != null) {
-                Class<?> type = field.getType();
-                boolean primitive = type.isPrimitive();
-
-                if (primitive) {
-                    ReflectionUtils.setField(field, this, stream.readObject());
-                } else if (stream.readByte() == 1) {
-                    ReflectionUtils.setField(field, this, stream.readObject());
-                }
-            }
-        }
-    }
-}

worldedit-core/src/main/java/com/boydti/fawe/object/io/zstd/FrameHeader.java

@@ -1,32 +0,0 @@
-/*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.boydti.fawe.object.io.zstd;
-
-class FrameHeader
-{
-    final long headerSize;
-    final int windowSize;
-    final long contentSize;
-    final long dictionaryId;
-    final boolean hasChecksum;
-
-    public FrameHeader(long headerSize, int windowSize, long contentSize, long dictionaryId, boolean hasChecksum)
-    {
-        this.headerSize = headerSize;
-        this.windowSize = windowSize;
-        this.contentSize = contentSize;
-        this.dictionaryId = dictionaryId;
-        this.hasChecksum = hasChecksum;
-    }
-}

worldedit-core/src/main/java/com/boydti/fawe/object/io/zstd/MalformedInputException.java

@@ -1,19 +0,0 @@
-package com.boydti.fawe.object.io.zstd;
-
-public class MalformedInputException extends RuntimeException {
-
-    private final long offset;
-
-    public MalformedInputException(long offset) {
-        this(offset, "Malformed input");
-    }
-
-    public MalformedInputException(long offset, String reason) {
-        super(reason + ": offset=" + offset);
-        this.offset = offset;
-    }
-
-    public long getOffset() {
-        return offset;
-    }
-}

worldedit-core/src/main/java/com/boydti/fawe/object/io/zstd/Util.java

@@ -1,48 +0,0 @@
-/*
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.boydti.fawe.object.io.zstd;
-
-class Util
-{
-    private Util()
-    {
-    }
-
-    public static int highestBit(int value)
-    {
-        return 31 - Integer.numberOfLeadingZeros(value);
-    }
-
-    public static boolean isPowerOf2(int value)
-    {
-        return (value & (value - 1)) == 0;
-    }
-
-    public static int mask(int bits)
-    {
-        return (1 << bits) - 1;
-    }
-
-    public static void verify(boolean condition, long offset, String reason)
-    {
-        if (!condition) {
-            throw new MalformedInputException(offset, reason);
-        }
-    }
-
-    public static MalformedInputException fail(long offset, String reason)
-    {
-        throw new MalformedInputException(offset, reason);
-    }
-}

worldedit-core/src/main/java/com/boydti/fawe/object/pattern/AngleColorPattern.java

@@ -6,6 +6,7 @@ import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.math.BlockVector3;
 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;
 
@@ -38,7 +39,7 @@ public class AngleColorPattern extends DataAnglePattern {
     }
 
     @Override
-    public int getSlope(BlockStateHolder block, BlockVector3 vector, Extent extent) {
+    public <T extends BlockStateHolder<T>> int getSlope(T block, BlockVector3 vector, Extent extent) {
         int slope = super.getSlope(block, vector, extent);
         if (slope != -1) {
             int x = vector.getBlockX();
@@ -46,7 +47,7 @@ public class AngleColorPattern extends DataAnglePattern {
             int z = vector.getBlockZ();
             int height = extent.getNearestSurfaceTerrainBlock(x, z, y, 0, maxY);
             if (height > 0) {
-                BlockStateHolder below = extent.getBlock(x, height - 1, z);
+                BlockState below = extent.getBlock(x, height - 1, z);
                 if (!below.getBlockType().getMaterial().isMovementBlocker()) {
                     return Integer.MAX_VALUE;
                 }
@@ -57,7 +58,7 @@ public class AngleColorPattern extends DataAnglePattern {
 
     @Override
     public boolean apply(Extent extent, BlockVector3 get, BlockVector3 set) throws WorldEditException {
-        BlockStateHolder block = get.getBlock(extent);
+        BlockState block = get.getBlock(extent);
         int slope = getSlope(block, get, extent);
         if (slope == -1) return false;
         int color = holder.getTextureUtil().getColor(block.getBlockType());

worldedit-core/src/main/java/com/boydti/fawe/object/pattern/SolidRandomOffsetPattern.java

@@ -7,7 +7,6 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.MutableBlockVector3;
 import com.sk89q.worldedit.world.block.BaseBlock;
-import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockType;
 import com.sk89q.worldedit.world.block.BlockTypes;
 import java.util.SplittableRandom;
@@ -58,7 +57,7 @@ public class SolidRandomOffsetPattern extends AbstractPattern {
         mutable.mutX(set.getX() + r.nextInt(dx2) - dx);
         mutable.mutY(set.getY() + r.nextInt(dy2) - dy);
         mutable.mutZ(set.getZ() + r.nextInt(dz2) - dz);
-        BlockStateHolder block = pattern.apply(mutable);
+        BaseBlock block = pattern.apply(mutable);
         if (block.getMaterial().isSolid()) {
             return pattern.apply(extent, get, mutable);
         }

worldedit-core/src/main/java/com/boydti/fawe/object/pattern/SurfaceRandomOffsetPattern.java

@@ -6,7 +6,6 @@ import com.sk89q.worldedit.function.visitor.BreadthFirstSearch;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.MutableBlockVector3;
 import com.sk89q.worldedit.world.block.BaseBlock;
-import com.sk89q.worldedit.world.block.BlockStateHolder;
 import java.util.concurrent.ThreadLocalRandom;
 
 public class SurfaceRandomOffsetPattern extends AbstractPattern {
@@ -57,7 +56,7 @@ public class SurfaceRandomOffsetPattern extends AbstractPattern {
 
     private boolean allowed(BlockVector3 bv) {
         MutableBlockVector3 v = new MutableBlockVector3(bv);
-        BlockStateHolder block = pattern.apply(bv);
+        BaseBlock block = pattern.apply(bv);
         if (!block.getBlockType().getMaterial().isMovementBlocker()) {
             return false;
         }
@@ -101,7 +100,7 @@ public class SurfaceRandomOffsetPattern extends AbstractPattern {
     }
 
     private boolean canPassthrough(BlockVector3 v) {
-        BlockStateHolder block = pattern.apply(v);
+        BaseBlock block = pattern.apply(v);
         return !block.getBlockType().getMaterial().isMovementBlocker();
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/object/schematic/MinecraftStructure.java

@@ -26,7 +26,6 @@ import com.sk89q.worldedit.registry.state.Property;
 import com.sk89q.worldedit.util.Location;
 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.entity.EntityTypes;
@@ -170,7 +169,7 @@ public class MinecraftStructure implements ClipboardReader, ClipboardWriter {
         // Palette
         ArrayList<HashMap<String, Object>> palette = new ArrayList<>();
         for (BlockVector3 point : region) {
-            BlockStateHolder block = clipboard.getBlock(point);
+            BlockState block = clipboard.getBlock(point);
             int combined = block.getInternalId();
             BlockType type = block.getBlockType();
 

worldedit-core/src/main/java/com/boydti/fawe/object/schematic/PNGWriter.java

@@ -7,14 +7,14 @@ import com.sk89q.worldedit.extent.clipboard.io.ClipboardWriter;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.MutableBlockVector3;
 import com.sk89q.worldedit.regions.Region;
-import com.sk89q.worldedit.world.block.BlockStateHolder;
+import com.sk89q.worldedit.world.block.BlockState;
-
+import java.awt.Color;
-import javax.imageio.ImageIO;
+import java.awt.Graphics2D;
-import javax.imageio.stream.ImageOutputStream;
-import java.awt.*;
 import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.io.OutputStream;
+import javax.imageio.ImageIO;
+import javax.imageio.stream.ImageOutputStream;
 
 public class PNGWriter implements ClipboardWriter {
 
@@ -92,7 +92,7 @@ public class PNGWriter implements ClipboardWriter {
                 double cpy2 = cpy1 + dpyj[zz];
                 for (int y = y0; y < y0 + height; y++) {
                     mutable.mutY(y);
-                    BlockStateHolder block = clipboard.getBlock(mutable);
+                    BlockState block = clipboard.getBlock(mutable);
                     if (block.getBlockType().getMaterial().isAir()) {
                         continue;
                     }

worldedit-core/src/main/java/com/boydti/fawe/object/schematic/Schematic.java

@@ -31,6 +31,7 @@ import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.World;
+import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 import java.io.File;
 import java.io.FileOutputStream;
@@ -264,7 +265,7 @@ public class Schematic {
 
                 @Override
                 public boolean apply(BlockVector3 mutable) throws WorldEditException {
-                    BlockStateHolder block = clipboard.getBlock(mutable);
+                    BlockState block = clipboard.getBlock(mutable);
                     int xx = mutable.getBlockX() + relx;
                     int zz = mutable.getBlockZ() + relz;
                     if (copyBiomes && xx != mpos2d.getBlockX() && zz != mpos2d.getBlockZ()) {

worldedit-core/src/main/java/com/boydti/fawe/util/CachedTextureUtil.java

@@ -1,10 +1,6 @@
 package com.boydti.fawe.util;
 
-import com.boydti.fawe.FaweCache;
-
-import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockType;
-import com.sk89q.worldedit.world.block.BlockTypes;
 import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
 import java.io.FileNotFoundException;
 

worldedit-core/src/main/java/com/boydti/fawe/util/DelegateTextureUtil.java

@@ -1,10 +1,7 @@
 package com.boydti.fawe.util;
 
 
-import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockType;
-import com.sk89q.worldedit.world.block.BlockTypes;
-
 import java.awt.image.BufferedImage;
 import java.io.File;
 import java.io.FileNotFoundException;
@@ -123,10 +120,6 @@ public class DelegateTextureUtil extends TextureUtil {
         return parent.colorDistance(red1, green1, blue1, c2);
     }
 
-    public static int hueDistance(int red1, int green1, int blue1, int red2, int green2, int blue2) {
-        return TextureUtil.hueDistance(red1, green1, blue1, red2, green2, blue2);
-    }
-
     @Override
     public long getDistance(BufferedImage image, int c1) {
         return parent.getDistance(image, c1);

worldedit-core/src/main/java/com/boydti/fawe/util/FaweTimer.java

@@ -41,8 +41,7 @@ public class FaweTimer implements Runnable {
         if (tick < lastGetTPSTick + tickInterval) {
             return lastGetTPSValue;
         }
-        double total = 0;
+        double total = Arrays.stream(history).sum();
-        for (double v : history) total += v;
         lastGetTPSValue = total / history.length;
         lastGetTPSTick = tick;
         return lastGetTPSValue;

worldedit-core/src/main/java/com/boydti/fawe/util/ImgurUtility.java

@@ -1,8 +1,5 @@
 package com.boydti.fawe.util;
 
-import com.boydti.fawe.object.io.FastByteArrayOutputStream;
-import com.google.gson.Gson;
-import com.google.gson.JsonObject;
 import java.io.*;
 import java.net.HttpURLConnection;
 import java.net.URL;
@@ -13,30 +10,6 @@ import java.util.stream.Collectors;
 public class ImgurUtility {
     public static final String CLIENT_ID = "50e34b65351eb07";
 
-    public static URL uploadImage(File file) throws IOException {
-        return uploadImage(new FileInputStream(file));
-    }
-
-    public static URL uploadImage(InputStream inputStream) throws IOException {
-        inputStream = new BufferedInputStream(inputStream);
-        FastByteArrayOutputStream baos = new FastByteArrayOutputStream(Short.MAX_VALUE);
-        int i;
-        while ((i = inputStream.read()) != -1) {
-            baos.write(i);
-        }
-        baos.flush();
-        return uploadImage(baos.toByteArray());
-    }
-
-    public static URL uploadImage(byte[] image) throws IOException {
-        String json = getImgurContent(CLIENT_ID, image);
-        Gson gson = new Gson();
-        JsonObject obj = gson.fromJson(json, JsonObject.class);
-        JsonObject data = obj.get("data").getAsJsonObject();
-        String link = data.get("link").getAsString();
-        return new URL(link);
-    }
-
     public static String getImgurContent(String clientID, byte[] image) throws IOException {
         String imageString = Base64.getEncoder().encodeToString(image);
         URL url = new URL("https://api.imgur.com/3/image");

worldedit-core/src/main/java/com/boydti/fawe/util/TextureUtil.java

@@ -69,10 +69,10 @@ public class TextureUtil implements TextureHolder {
     private BiomeColor[] biomes = new BiomeColor[]{
         //    ID    Name             Temperature, rainfall, grass, foliage colors
         //    - note: the colors here are just placeholders, they are computed in the program
-        new BiomeColor(0, "ocean", 0.5f, 0.5f, 0x92BD59, 0x77AB2F),
+        new BiomeColor(0, "ocean", 0.5f, 0.5f, 0x92BD59, 7842607),
         // default values of temp and rain
-        new BiomeColor(1, "plains", 0.8f, 0.4f, 0x92BD59, 0x77AB2F),
+        new BiomeColor(1, "plains", 0.8f, 0.4f, 0x92BD59, 7842607),
-        new BiomeColor(2, "desert", 2.0f, 0.0f, 0x92BD59, 0x77AB2F),
+        new BiomeColor(2, "desert", 2.0f, 0.0f, 0x92BD59, 7842607),
         new BiomeColor(3, "mountains", 0.2f, 0.3f, 0x92BD59, 0x77AB2F),
         new BiomeColor(4, "forest", 0.7f, 0.8f, 0x92BD59, 0x77AB2F),
         new BiomeColor(5, "taiga", 0.25f, 0.8f, 0x92BD59, 0x77AB2F),
@@ -97,7 +97,7 @@ public class TextureUtil implements TextureHolder {
         new BiomeColor(22, "jungle_hills", 0.95f, 0.9f, 0x92BD59, 0x77AB2F),
         new BiomeColor(23, "jungle_edge", 0.95f, 0.8f, 0x92BD59, 0x77AB2F),
         new BiomeColor(24, "deep_ocean", 0.5f, 0.5f, 0x92BD59, 0x77AB2F),
-        new BiomeColor(25, "stone_shore", 0.2f, 0.3f, 0x92BD59, 0x77AB2F),
+        new BiomeColor(25, "stone_shore", 0.2f, 0.3f, 9616729, 0x77AB2F),
         new BiomeColor(26, "snowy_beach", 0.05f, 0.3f, 0x92BD59, 0x77AB2F),
         new BiomeColor(27, "birch_forest", 0.6f, 0.6f, 0x92BD59, 0x77AB2F),
         new BiomeColor(28, "birch_forest_hills", 0.6f, 0.6f, 0x92BD59, 0x77AB2F),

worldedit-core/src/main/java/com/boydti/fawe/util/WEManager.java

@@ -15,7 +15,6 @@ import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.util.Location;
 import java.lang.reflect.Field;
 import java.util.ArrayDeque;
-import java.util.Arrays;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.Set;
@@ -44,26 +43,6 @@ public class WEManager {
         cancelEditSafe(parent, reason);
     }
 
-    public boolean maskContains(HashSet<RegionWrapper> mask, int x, int z) {
-        for (RegionWrapper region : mask) {
-            if (x >= region.minX && x <= region.maxX && z >= region.minZ && z <= region.maxZ) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    public boolean maskContains(RegionWrapper[] mask, int x, int z) {
-        switch (mask.length) {
-            case 0:
-                return false;
-            case 1:
-                return mask[0].isIn(x, z);
-            default:
-                return Arrays.stream(mask).anyMatch(region -> region.isIn(x, z));
-        }
-    }
-
     @Deprecated
     public Region[] getMask(Player player) {
         return getMask(player, FaweMaskManager.MaskType.getDefaultMaskType());

worldedit-core/src/main/java/com/boydti/fawe/util/image/Drawable.java

@@ -3,5 +3,5 @@ package com.boydti.fawe.util.image;
 import java.awt.image.BufferedImage;
 
 public interface Drawable {
-    public BufferedImage draw();
+    BufferedImage draw();
 }

worldedit-core/src/main/java/com/boydti/fawe/util/image/ImageViewer.java

@@ -3,5 +3,5 @@ package com.boydti.fawe.util.image;
 import java.io.Closeable;
 
 public interface ImageViewer extends Closeable{
-    public void view(Drawable drawable);
+    void view(Drawable drawable);
 }

worldedit-core/src/main/java/com/boydti/fawe/util/terrain/Erosion.java

@@ -1,35 +0,0 @@
-package com.boydti.fawe.util.terrain;
-
-import java.util.Arrays;
-
-
-import static com.boydti.fawe.util.MathMan.pairInt;
-
-public final class Erosion {
-    private final int area;
-    private float[][] terrainHeight;
-    private float[][] waterHeight;
-
-    private long[] queue_2;
-    private long[] queue;
-    private int queueIndex;
-
-    public Erosion(int width, int length) {
-        this.area = width * length;
-        queue = new long[area];
-        Arrays.fill(queue, -1);
-
-    }
-
-    public void addWater(int x, int z, float amt) {
-        waterHeight[x][z] += amt;
-        queue[queueIndex++] = pairInt(x, z);
-    }
-
-    public void propogateWater() {
-
-    }
-
-
-
-}

worldedit-core/src/main/java/com/boydti/fawe/wrappers/WorldWrapper.java

@@ -87,10 +87,16 @@ public class WorldWrapper extends AbstractWorld {
     }
 
     @Override
-    public boolean setBlock(BlockVector3 position, BlockStateHolder block, boolean notifyAndLight) throws WorldEditException {
+    public <B extends BlockStateHolder<B>> boolean setBlock(BlockVector3 position, B block, boolean notifyAndLight) throws WorldEditException {
         return parent.setBlock(position, block, notifyAndLight);
     }
 
+    @Override
+    public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block)
+        throws WorldEditException {
+        return parent.setBlock(x, y, z, block);
+    }
+
     @Override
     public boolean setTile(int x, int y, int z, CompoundTag tile) throws WorldEditException {
         return parent.setTile(x, y, z, tile);
@@ -112,7 +118,7 @@ public class WorldWrapper extends AbstractWorld {
     }
 
     @Override
-    public void simulateBlockMine(final BlockVector3 pt) {
+    public void simulateBlockMine(BlockVector3 pt) {
         TaskManager.IMP.sync(new RunnableVal<Object>() {
             @Override
             public void run(Object value) {
@@ -214,7 +220,7 @@ public class WorldWrapper extends AbstractWorld {
     }
 
     @Override
-    public boolean regenerate(final Region region, final EditSession session) {
+    public boolean regenerate(Region region, EditSession session) {
         return session.regenerate(region);
     }
 
@@ -234,7 +240,7 @@ public class WorldWrapper extends AbstractWorld {
     }
 
     @Override
-    public List<? extends Entity> getEntities(final Region region) {
+    public List<? extends Entity> getEntities(Region region) {
         return TaskManager.IMP.sync(new RunnableVal<List<? extends Entity>>() {
             @Override
             public void run(List<? extends Entity> value) {
@@ -279,6 +285,11 @@ public class WorldWrapper extends AbstractWorld {
         return parent.setBiome(position, biome);
     }
 
+    @Override
+    public boolean setBiome(int x, int y, int z, BiomeType biome) {
+        return parent.setBiome(x, y , z, biome);
+    }
+
     @Override
     public boolean notifyAndLightBlock(BlockVector3 position, BlockState previousType) throws WorldEditException {
         return parent.notifyAndLightBlock(position, previousType);

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

@@ -64,6 +64,7 @@ import com.sk89q.worldedit.function.GroundFunction;
 import com.sk89q.worldedit.function.RegionFunction;
 import com.sk89q.worldedit.function.RegionMaskingFilter;
 import com.sk89q.worldedit.function.block.BlockReplace;
+import com.sk89q.worldedit.function.block.Counter;
 import com.sk89q.worldedit.function.block.Naturalizer;
 import com.sk89q.worldedit.function.generator.ForestGenerator;
 import com.sk89q.worldedit.function.generator.GardenPatchGenerator;
@@ -144,8 +145,8 @@ import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
 import java.util.concurrent.ThreadLocalRandom;
-import javax.annotation.Nonnull;
+import org.jetbrains.annotations.NotNull;
-import javax.annotation.Nullable;
+import org.jetbrains.annotations.Nullable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -216,7 +217,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
     public static final UUID CONSOLE = UUID.fromString("1-1-3-3-7");
 
     @Deprecated
-    public EditSession(@Nonnull World world, @Nullable Player player, @Nullable FaweLimit limit, @Nullable FaweChangeSet changeSet, @Nullable RegionWrapper[] allowedRegions, @Nullable Boolean autoQueue, @Nullable Boolean fastmode, @Nullable Boolean checkMemory, @Nullable Boolean combineStages, @Nullable BlockBag blockBag, @Nullable EventBus bus, @Nullable EditSessionEvent event) {
+    public EditSession(@NotNull World world, @Nullable Player player, @Nullable FaweLimit limit, @Nullable FaweChangeSet changeSet, @Nullable RegionWrapper[] allowedRegions, @Nullable Boolean autoQueue, @Nullable Boolean fastmode, @Nullable Boolean checkMemory, @Nullable Boolean combineStages, @Nullable BlockBag blockBag, @Nullable EventBus bus, @Nullable EditSessionEvent event) {
         this(null, world, player, limit, changeSet, allowedRegions, autoQueue, fastmode, checkMemory, combineStages, blockBag, bus, event);
     }
 
@@ -1091,7 +1092,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         }
     }
 
-    public int fall(final Region region, boolean fullHeight, final BlockStateHolder replace) {
+    public <B extends BlockStateHolder<B>> int fall(final Region region, boolean fullHeight, final B replace) {
         FlatRegion flat = asFlatRegion(region);
         final int startPerformY = region.getMinimumPoint().getBlockY();
         final int startCheckY = fullHeight ? 0 : startPerformY;
@@ -1160,6 +1161,33 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         return this.changes = visitor.getAffected();
     }
 
+    /**
+     * Count the number of blocks of a list of types in a region.
+     *
+     * @param region the region
+     * @param searchBlocks the list of blocks to search
+     * @return the number of blocks that matched the block
+     */
+    public int countBlocks(Region region, Set<BaseBlock> searchBlocks) {
+        BlockMask mask = new BlockMask(this, searchBlocks);
+        return countBlocks(region, mask);
+    }
+
+    /**
+     * Count the number of blocks of a list of types in a region.
+     *
+     * @param region the region
+     * @param searchMask mask to match
+     * @return the number of blocks that matched the mask
+     */
+    public int countBlocks(Region region, Mask searchMask) {
+        Counter count = new Counter();
+        RegionMaskingFilter filter = new RegionMaskingFilter(searchMask, count);
+        RegionVisitor visitor = new RegionVisitor(region, filter);
+        Operations.completeBlindly(visitor); // We can't throw exceptions, nor do we expect any
+        return count.getCount();
+    }
+
     /**
      * Fills an area recursively in the X/Z directions.
      *
@@ -1259,8 +1287,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
                 getWorld(), // Causes clamping of Y range
                 position.add(-apothem + 1, 0, -apothem + 1),
                 position.add(apothem - 1, -height + 1, apothem - 1));
-        Pattern pattern = BlockTypes.AIR.getDefaultState();
+        return setBlocks(region, BlockTypes.AIR.getDefaultState());
-        return setBlocks(region, pattern);
     }
 
     /**
@@ -2515,7 +2542,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
             for (int x = minX; x <= maxX; ++x) {
                 for (int y = minY; y <= maxY; ++y) {
                     for (int z = minZ; z <= maxZ; ++z) {
-                        BlockStateHolder blk = getBlock(x, y, z);
+                        BlockState blk = getBlock(x, y, z);
                         BlockType type = blk.getBlockType();
                         int[] stateCounter = counter[type.getInternalId()];
                         if (stateCounter == null) {
@@ -2526,8 +2553,8 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
                 }
             }
         } else {
-            for (final BlockVector3 pt : region) {
+            for (BlockVector3 pt : region) {
-                BlockStateHolder blk = this.getBlock(pt);
+                BlockState blk = this.getBlock(pt);
                 BlockType type = blk.getBlockType();
                 int[] stateCounter = counter[type.getInternalId()];
                 if (stateCounter == null) {
@@ -2638,8 +2665,8 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         return deformRegion(region, zero, unit, expressionString, WorldEdit.getInstance().getConfiguration().calculationTimeout);
     }
 
-    public int deformRegion(final Region region, final Vector3 zero, final Vector3 unit, final String expressionString,
+    public int deformRegion(Region region, Vector3 zero, Vector3 unit, String expressionString,
-                            final int timeout) throws ExpressionException, MaxChangedBlocksException {
+                            int timeout) throws ExpressionException, MaxChangedBlocksException {
         final Expression expression = Expression.compile(expressionString, "x", "y", "z");
         expression.optimize();
 
@@ -2692,7 +2719,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         return hollowOutRegion(region, thickness, pattern, new SolidBlockMask(this));
     }
 
-    public int hollowOutRegion(final Region region, final int thickness, final Pattern pattern, Mask mask) {
+    public int hollowOutRegion(Region region, int thickness, Pattern pattern, Mask mask) {
         try {
         final Set<BlockVector3> outside = new LocalBlockVectorSet();
 
@@ -2760,7 +2787,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         return changes;
     }
 
-    public int drawLine(final Pattern pattern, final BlockVector3 pos1, final BlockVector3 pos2, final double radius, final boolean filled) throws MaxChangedBlocksException {
+    public int drawLine(Pattern pattern, BlockVector3 pos1, BlockVector3 pos2, double radius, boolean filled) throws MaxChangedBlocksException {
         return drawLine(pattern, pos1, pos2, radius, filled, false);
     }
 
@@ -2795,8 +2822,8 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         if (Math.max(Math.max(dx, dy), dz) == dx && notdrawn) {
             for (int domstep = 0; domstep <= dx; domstep++) {
                 tipx = x1 + domstep * (x2 - x1 > 0 ? 1 : -1);
-                tipy = (int) Math.round(y1 + domstep * ((double) dy) / ((double) dx) * (y2 - y1 > 0 ? 1 : -1));
+                tipy = (int) Math.round(y1 + domstep * (double) dy / (double) dx * (y2 - y1 > 0 ? 1 : -1));
-                tipz = (int) Math.round(z1 + domstep * ((double) dz) / ((double) dx) * (z2 - z1 > 0 ? 1 : -1));
+                tipz = (int) Math.round(z1 + domstep * (double) dz / (double) dx * (z2 - z1 > 0 ? 1 : -1));
 
                 vset.add(BlockVector3.at(tipx, tipy, tipz));
             }
@@ -2806,8 +2833,8 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         if (Math.max(Math.max(dx, dy), dz) == dy && notdrawn) {
             for (int domstep = 0; domstep <= dy; domstep++) {
                 tipy = y1 + domstep * (y2 - y1 > 0 ? 1 : -1);
-                tipx = (int) Math.round(x1 + domstep * ((double) dx) / ((double) dy) * (x2 - x1 > 0 ? 1 : -1));
+                tipx = (int) Math.round(x1 + domstep * (double) dx / (double) dy * (x2 - x1 > 0 ? 1 : -1));
-                tipz = (int) Math.round(z1 + domstep * ((double) dz) / ((double) dy) * (z2 - z1 > 0 ? 1 : -1));
+                tipz = (int) Math.round(z1 + domstep * (double) dz / (double) dy * (z2 - z1 > 0 ? 1 : -1));
 
                 vset.add(BlockVector3.at(tipx, tipy, tipz));
             }
@@ -2817,8 +2844,8 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         if (Math.max(Math.max(dx, dy), dz) == dz && notdrawn) {
             for (int domstep = 0; domstep <= dz; domstep++) {
                 tipz = z1 + domstep * (z2 - z1 > 0 ? 1 : -1);
-                tipy = (int) Math.round(y1 + domstep * ((double) dy) / ((double) dz) * (y2-y1>0 ? 1 : -1));
+                tipy = (int) Math.round(y1 + domstep * (double) dy / (double) dz * (y2-y1>0 ? 1 : -1));
-                tipx = (int) Math.round(x1 + domstep * ((double) dx) / ((double) dz) * (x2-x1>0 ? 1 : -1));
+                tipx = (int) Math.round(x1 + domstep * (double) dx / (double) dz * (x2-x1>0 ? 1 : -1));
 
                 vset.add(BlockVector3.at(tipx, tipy, tipz));
             }
@@ -2921,7 +2948,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         }
         final LocalBlockVectorSet returnset = new LocalBlockVectorSet();
         final int ceilrad = (int) Math.ceil(radius);
-        for (final BlockVector3 v : vset) {
+        for (BlockVector3 v : vset) {
             final int tipx = v.getBlockX(), tipy = v.getBlockY(), tipz = v.getBlockZ();
             for (int loopx = tipx - ceilrad; loopx <= tipx + ceilrad; loopx++) {
                 for (int loopz = tipz - ceilrad; loopz <= tipz + ceilrad; loopz++) {
@@ -3055,11 +3082,11 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
             Direction.DOWN.toBlockVector(),
     };
 
-    public boolean regenerate(final Region region) {
+    public boolean regenerate(Region region) {
         return regenerate(region, this);
     }
 
-    public boolean regenerate(final Region region, final EditSession session) {
+    public boolean regenerate(Region region, EditSession session) {
         return session.regenerate(region, null, null);
     }
 
@@ -3073,7 +3100,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
         }
     }
 
-    public boolean regenerate(final Region region, final BiomeType biome, final Long seed) {
+    public boolean regenerate(Region region, BiomeType biome, Long seed) {
         //TODO Optimize - avoid Vector2D creation (make mutable)
         final FaweChangeSet fcs = (FaweChangeSet) this.getChangeSet();
         this.setChangeSet(null);
@@ -3096,11 +3123,13 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
             final int bz = cz << 4;
             final BlockVector3 cmin = BlockVector3.at(bx, 0, bz);
             final BlockVector3 cmax = cmin.add(15, maxY, 15);
-            final boolean containsBot1 = (fe == null || fe.contains(cmin.getBlockX(), cmin.getBlockY(), cmin.getBlockZ()));
+            final boolean containsBot1 =
+                fe == null || fe.contains(cmin.getBlockX(), cmin.getBlockY(), cmin.getBlockZ());
             final boolean containsBot2 = region.contains(cmin);
-            final boolean containsTop1 = (fe == null || fe.contains(cmax.getBlockX(), cmax.getBlockY(), cmax.getBlockZ()));
+            final boolean containsTop1 =
+                fe == null || fe.contains(cmax.getBlockX(), cmax.getBlockY(), cmax.getBlockZ());
             final boolean containsTop2 = region.contains(cmax);
-            if (((containsBot2 && containsTop2)) && !containsBot1 && !containsTop1) {
+            if (containsBot2 && containsTop2 && !containsBot1 && !containsTop1) {
                 continue;
             }
             boolean conNextX = chunks.contains(mutable2D.setComponents(cx + 1, cz));
@@ -3146,7 +3175,7 @@ public class EditSession extends PassthroughExtent implements AutoCloseable {
                                     fcs.add(mutable, block, BlockTypes.AIR.getDefaultState().toBaseBlock());
                                 }
                             } else {
-                                BlockStateHolder block = getFullBlock(mutable);
+                                BaseBlock block = getFullBlock(mutable);
                                 try {
                                     setBlock(mutable, block);
                                 } catch (MaxChangedBlocksException e) {

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

@@ -38,6 +38,8 @@ import com.boydti.fawe.object.schematic.Schematic;
 import com.boydti.fawe.util.ImgurUtility;
 import com.boydti.fawe.util.MainUtil;
 import com.boydti.fawe.util.MaskTraverser;
+import com.google.gson.Gson;
+import com.google.gson.JsonObject;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalConfiguration;
 import com.sk89q.worldedit.LocalSession;
@@ -361,7 +363,13 @@ public class ClipboardCommands {
                     ClipboardWriter writer = format.getWriter(baos);
                     writer.write(target);
                     baos.flush();
-                    url = ImgurUtility.uploadImage(baos.toByteArray());
+                    String json = ImgurUtility
+                        .getImgurContent(ImgurUtility.CLIENT_ID, baos.toByteArray());
+                    Gson gson = new Gson();
+                    JsonObject obj = gson.fromJson(json, JsonObject.class);
+                    JsonObject data = obj.get("data").getAsJsonObject();
+                    String link = data.get("link").getAsString();
+                    url = new URL(link);
                 } catch (IOException e) {
                     e.printStackTrace();
                     url = null;

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

@@ -19,23 +19,17 @@
 
 package com.sk89q.worldedit.extension.factory.parser;
 
-import com.boydti.fawe.command.SuggestInputParseException;
 import com.boydti.fawe.config.BBC;
-import com.boydti.fawe.jnbt.JSON2NBT;
+import com.google.common.collect.Maps;
-import com.boydti.fawe.jnbt.NBTException;
-import com.boydti.fawe.util.MathMan;
-import com.boydti.fawe.util.StringMan;
-
 import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.worldedit.IncompleteRegionException;
 import com.sk89q.worldedit.NotABlockException;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.WorldEditException;
-import com.sk89q.worldedit.blocks.BaseItem;
 import com.sk89q.worldedit.blocks.MobSpawnerBlock;
 import com.sk89q.worldedit.blocks.SignBlock;
 import com.sk89q.worldedit.blocks.SkullBlock;
-import com.sk89q.worldedit.blocks.metadata.MobType;
+import com.sk89q.worldedit.command.util.SuggestionHelper;
 import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.extension.input.DisallowedUsageException;
 import com.sk89q.worldedit.extension.input.InputParseException;
@@ -43,8 +37,6 @@ import com.sk89q.worldedit.extension.input.NoMatchException;
 import com.sk89q.worldedit.extension.input.ParserContext;
 import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.extension.platform.Capability;
-import com.sk89q.worldedit.extent.inventory.BlockBag;
-import com.sk89q.worldedit.extent.inventory.SlottableBlockBag;
 import com.sk89q.worldedit.internal.registry.InputParser;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.registry.state.Property;
@@ -57,13 +49,12 @@ 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.FuzzyBlockState;
+import com.sk89q.worldedit.world.entity.EntityType;
+import com.sk89q.worldedit.world.entity.EntityTypes;
 import com.sk89q.worldedit.world.registry.LegacyMapper;
-
-import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Locale;
 import java.util.Map;
-import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
 /**
@@ -166,6 +157,71 @@ public class DefaultBlockParser extends InputParser<BaseBlock> {
         }
     }
 
+    private static Map<Property<?>, Object> parseProperties(BlockType type, String[] stateProperties, ParserContext context) throws NoMatchException {
+        Map<Property<?>, Object> blockStates = new HashMap<>();
+
+        if (stateProperties.length > 0) { // Block data not yet detected
+            // Parse the block data (optional)
+            for (String parseableData : stateProperties) {
+                try {
+                    String[] parts = parseableData.split("=");
+                    if (parts.length != 2) {
+                        throw new NoMatchException("Bad state format in " + parseableData);
+                    }
+
+                    @SuppressWarnings("unchecked")
+                    Property<Object> propertyKey = (Property<Object>) type.getPropertyMap().get(parts[0]);
+                    if (propertyKey == null) {
+                        if (context.getActor() != null) {
+                            throw new NoMatchException("Unknown property " + parts[0] + " for block " + type.getId());
+                        } else {
+                            WorldEdit.logger.warn("Unknown property " + parts[0] + " for block " + type.getId());
+                        }
+                        return Maps.newHashMap();
+                    }
+                    if (blockStates.containsKey(propertyKey)) {
+                        throw new NoMatchException("Duplicate property " + parts[0]);
+                    }
+                    Object value;
+                    try {
+                        value = propertyKey.getValueFor(parts[1]);
+                    } catch (IllegalArgumentException e) {
+                        throw new NoMatchException("Unknown value " + parts[1] + " for state " + parts[0]);
+                    }
+
+                    blockStates.put(propertyKey, value);
+                } catch (NoMatchException e) {
+                    throw e; // Pass-through
+                } catch (Exception e) {
+                    WorldEdit.logger.warn("Unknown state '" + parseableData + "'", e);
+                    throw new NoMatchException("Unknown state '" + parseableData + "'");
+                }
+            }
+        }
+
+        return blockStates;
+    }
+
+    @Override
+    public Stream<String> getSuggestions(String input) {
+        final int idx = input.lastIndexOf('[');
+        if (idx < 0) {
+            return SuggestionHelper.getNamespacedRegistrySuggestions(BlockType.REGISTRY, input);
+        }
+        String blockType = input.substring(0, idx);
+        BlockType type = BlockTypes.get(blockType.toLowerCase(Locale.ROOT));
+        if (type == null) {
+            return Stream.empty();
+        }
+
+        String props = input.substring(idx + 1);
+        if (props.isEmpty()) {
+            return type.getProperties().stream().map(p -> input + p.getName() + "=");
+        }
+
+        return SuggestionHelper.getBlockPropertySuggestions(blockType, props);
+    }
+
     private BaseBlock parseLogic(String input, ParserContext context) throws InputParseException {
         BlockType blockType = null;
         Map<Property<?>, Object> blockStates = new HashMap<>();
@@ -182,28 +238,16 @@ public class DefaultBlockParser extends InputParser<BaseBlock> {
                     throw new InputParseException("Invalid colon.");
                 } else if (split.length == 1) {
                     state = LegacyMapper.getInstance().getBlockFromLegacy(Integer.parseInt(split[0]));
-                } else if (MathMan.isInteger(split[0])) {
-                    int id = Integer.parseInt(split[0]);
-                    int data = Integer.parseInt(split[1]);
-                    if (data < 0 || data >= 16) {
-                        throw new InputParseException("Invalid data " + data);
-                    }
-                    state = LegacyMapper.getInstance().getBlockFromLegacy(id, data);
                 } else {
-                    BlockType type = BlockTypes.get(split[0].toLowerCase(Locale.ROOT));
+                    state = LegacyMapper.getInstance().getBlockFromLegacy(Integer.parseInt(split[0]), Integer.parseInt(split[1]));
-                    if (type != null) {
+                }
-                        int data = Integer.parseInt(split[1]);
+                if (state != null) {
-                        if (data < 0 || data >= 16) {
+                    blockType = state.getBlockType();
-                            throw new InputParseException("Invalid data " + data);
-                        }
-                        state = LegacyMapper.getInstance().getBlockFromLegacy(type.getLegacyCombinedId() >> 4, data);
-                    }
                 }
             } catch (NumberFormatException ignored) {
             }
         }
 
-        CompoundTag nbt = null;
         if (state == null) {
             String typeString;
             String stateString = null;
@@ -247,8 +291,7 @@ public class DefaultBlockParser extends InputParser<BaseBlock> {
 
                 blockType = blockInHand.getBlockType();
                 blockStates.putAll(blockInHand.getStates());
-            } else if (typeString.matches("pos[0-9]+")) {
+            } else if ("pos1".equalsIgnoreCase(typeString)) {
-                int index = Integer.parseInt(typeString.replaceAll("[a-z]+", ""));
                 // Get the block type from the "primary position"
                 final World world = context.requireWorld();
                 final BlockVector3 primaryPosition;
@@ -261,74 +304,53 @@ public class DefaultBlockParser extends InputParser<BaseBlock> {
 
                 blockType = blockInHand.getBlockType();
                 blockStates.putAll(blockInHand.getStates());
-            } else if (typeString.matches("slot[0-9]+")) {
-                int slot = Integer.parseInt(typeString.substring(4)) - 1;
-                Actor actor = context.requireActor();
-                if (!(actor instanceof Player)) {
-                    throw new InputParseException("The user is not a player!");
-                }
-                Player player = (Player) actor;
-                BlockBag bag = player.getInventoryBlockBag();
-                if (true) {
-                    throw new InputParseException("Unsupported!");
-                }
-                SlottableBlockBag slottable = (SlottableBlockBag) bag;
-                BaseItem item = slottable.getItem(slot);
-
-                if (!item.getType().hasBlockType()) {
-                    throw new InputParseException("You're not holding a block!");
-                }
-                state = item.getType().getBlockType().getDefaultState();
-                nbt = item.getNbtData();
             } else {
-                BlockType type = BlockTypes.parse(typeString.toLowerCase(Locale.ROOT));
+                // Attempt to lookup a block from ID or name.
-
+                blockType = BlockTypes.get(typeString.toLowerCase(Locale.ROOT));
-                if (type != null) {
-                    state = type.getDefaultState();
-                }
-                if (state == null) {
-                    throw new NoMatchException(
-                        "Does not match a valid block type: '" + input + "'");
-                }
             }
-            if (nbt == null) nbt = state.getNbtData();
 
-            if (stateString != null) {
+            if (blockType == null) {
-                state = BlockState.get(state.getBlockType(), "[" + stateString + "]", state);
+                throw new NoMatchException("Does not match a valid block type: '" + input + "'");
-                if (context.isPreferringWildcard()) {
+            }
-                    if (stateString.isEmpty()) {
+
-                        state = new FuzzyBlockState(state);
+            blockStates.putAll(parseProperties(blockType, stateProperties, context));
-                    } else {
+
-                        BlockType type = state.getBlockType();
+            if (context.isPreferringWildcard()) {
-                        FuzzyBlockState.Builder fuzzyBuilder = FuzzyBlockState.builder();
+                FuzzyBlockState.Builder fuzzyBuilder = FuzzyBlockState.builder();
-                        fuzzyBuilder.type(type);
+                fuzzyBuilder.type(blockType);
-                        String[] entries = stateString.split(",");
+                for (Map.Entry<Property<?>, Object> blockState : blockStates.entrySet()) {
-                        for (String entry : entries) {
+                    @SuppressWarnings("unchecked")
-                            String[] split = entry.split("=");
+                    Property<Object> objProp = (Property<Object>) blockState.getKey();
-                            String key = split[0];
+                    fuzzyBuilder.withProperty(objProp, blockState.getValue());
-                            String val = split[1];
+                }
-                            Property<Object> prop = type.getProperty(key);
+                state = fuzzyBuilder.build();
-                            fuzzyBuilder.withProperty(prop, prop.getValueFor(val));
+            } else {
-                        }
+                // No wildcards allowed => eliminate them. (Start with default state)
-                        state = fuzzyBuilder.build();
+                state = blockType.getDefaultState();
-                    }
+                for (Map.Entry<Property<?>, Object> blockState : blockStates.entrySet()) {
+                    @SuppressWarnings("unchecked")
+                    Property<Object> objProp = (Property<Object>) blockState.getKey();
+                    state = state.with(objProp, blockState.getValue());
                 }
             }
         }
-
+        // this should be impossible but IntelliJ isn't that smart
-        if (blockAndExtraData.length > 1 && blockAndExtraData[1].startsWith("{")) {
+        if (blockType == null) {
-            String joined = StringMan.join(Arrays.copyOfRange(blockAndExtraData, 1, blockAndExtraData.length), "|");
+            throw new NoMatchException("Does not match a valid block type: '" + input + "'");
-            try {
-                nbt = JSON2NBT.getTagFromJson(joined);
-            } catch (NBTException e) {
-                throw new NoMatchException(e.getMessage());
-            }
         }
 
         // Check if the item is allowed
-        BlockType blockType = state.getBlockType();
+        if (context.isRestricted()) {
+            Actor actor = context.requireActor();
+            if (actor != null && !actor.hasPermission("worldedit.anyblock")
+                    && worldEdit.getConfiguration().disallowedBlocks.contains(blockType.getId())) {
+                throw new DisallowedUsageException("You are not allowed to use '" + input + "'");
+            }
+        }
 
-        if (nbt != null) return validate(context, state.toBaseBlock(nbt));
+        if (!context.isTryingLegacy()) {
+            return state.toBaseBlock();
+        }
 
         if (blockType == BlockTypes.SIGN || blockType == BlockTypes.WALL_SIGN
                 || BlockCategories.SIGNS.contains(blockType)) {
@@ -343,22 +365,17 @@ public class DefaultBlockParser extends InputParser<BaseBlock> {
             // Allow setting mob spawn type
             if (blockAndExtraData.length > 1) {
                 String mobName = blockAndExtraData[1];
-                for (MobType mobType : MobType.values()) {
+                EntityType ent = EntityTypes.get(mobName.toLowerCase(Locale.ROOT));
-                    if (mobType.getName().toLowerCase().equals(mobName.toLowerCase(Locale.ROOT))) {
+                if (ent == null) {
-                        mobName = mobType.getName();
+                    throw new NoMatchException("Unknown entity type '" + mobName + "'");
-                        break;
-                    }
                 }
+                mobName = ent.getId();
                 if (!worldEdit.getPlatformManager().queryCapability(Capability.USER_COMMANDS).isValidMobType(mobName)) {
-                    String finalMobName = mobName.toLowerCase(Locale.ROOT);
+                    throw new NoMatchException("Unknown mob type '" + mobName + "'");
-                    throw new SuggestInputParseException("Unknown mob type '" + mobName + "'", mobName, () -> Stream.of(MobType.values())
-                            .map(m -> m.getName().toLowerCase(Locale.ROOT))
-                            .filter(s -> s.startsWith(finalMobName))
-                            .collect(Collectors.toList()));
                 }
                 return validate(context, new MobSpawnerBlock(state, mobName));
             } else {
-                return validate(context, new MobSpawnerBlock(state, MobType.PIG.getName()));
+                return validate(context, new MobSpawnerBlock(state, EntityTypes.PIG.getId()));
             }
         } else if (blockType == BlockTypes.PLAYER_HEAD || blockType == BlockTypes.PLAYER_WALL_HEAD) {
             // allow setting type/player/rotation

worldedit-core/src/main/java/com/sk89q/worldedit/extension/platform/AbstractPlayerActor.java

@@ -165,7 +165,7 @@ public abstract class AbstractPlayerActor implements Actor, Player, Cloneable {
 
             if (free == 2) {
                 final BlockVector3 pos = mutablePos.setComponents(x, y - 2, z);
-                final BlockStateHolder state = world.getBlock(pos);
+                final BlockState state = world.getBlock(pos);
                 setPosition(new Location(world,
                     Vector3.at(x + 0.5, y - 2 + BlockTypeUtil.centralTopLimit(state), z + 0.5)));
                 return;

worldedit-core/src/main/java/com/sk89q/worldedit/extension/platform/binding/ProvideBindings.java

@@ -28,7 +28,6 @@ import com.sk89q.worldedit.world.biome.BiomeTypes;
 import com.sk89q.worldedit.world.biome.Biomes;
 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.registry.BiomeRegistry;
 import java.awt.image.BufferedImage;
@@ -120,10 +119,6 @@ public class ProvideBindings extends Bindings {
         return blockState(actor, argument).getBlockType();
     }
 
-    public BlockStateHolder blockStateHolder(Actor actor, String argument) {
-        return blockState(actor, argument);
-    }
-
     public BlockState blockState(Actor actor, String argument) {
         return baseBlock(actor, argument).toBlockState();
     }

worldedit-core/src/main/java/com/sk89q/worldedit/extent/AbstractDelegateExtent.java

@@ -32,8 +32,8 @@ import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.extent.buffer.ForgetfulExtentBuffer;
 import com.sk89q.worldedit.function.operation.Operation;
 import com.sk89q.worldedit.function.operation.OperationQueue;
+import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
-import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.world.block.BlockState;
@@ -124,10 +124,9 @@ public class AbstractDelegateExtent implements Extent, LightingExtent {
     }
 
 
-
     /*
-        Bounds
+    Bounds
-         */
+    */
     @Override
     public int getMaxY() {
         return extent.getMaxY();
@@ -157,6 +156,12 @@ public class AbstractDelegateExtent implements Extent, LightingExtent {
         return extent.setBiome(x, y, z, biome);
     }
 
+    @Override
+    public <T extends BlockStateHolder<T>> boolean setBlock(BlockVector3 position, T block)
+        throws WorldEditException {
+        return extent.setBlock(position.getX(), position.getY(), position.getZ(), block);
+    }
+
     @Override
     public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block)
         throws WorldEditException {
@@ -168,6 +173,11 @@ public class AbstractDelegateExtent implements Extent, LightingExtent {
         return setBlock(x, y, z, getBlock(x, y, z).toBaseBlock(tile));
     }
 
+    @Override
+    public boolean setBiome(BlockVector2 position, BiomeType biome) {
+        return extent.setBiome(position.getX(), 0, position.getZ(), biome);
+    }
+
     /*
         Light
          */

worldedit-core/src/main/java/com/sk89q/worldedit/extent/Extent.java

@@ -19,6 +19,8 @@
 
 package com.sk89q.worldedit.extent;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
 import com.boydti.fawe.object.clipboard.WorldCopyClipboard;
 import com.boydti.fawe.object.exception.FaweException;
 import com.sk89q.worldedit.MaxChangedBlocksException;
@@ -59,16 +61,13 @@ 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 javax.annotation.Nullable;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Set;
 import java.util.UUID;
 import java.util.concurrent.ThreadLocalRandom;
-
+import javax.annotation.Nullable;
-import static com.google.common.base.Preconditions.checkNotNull;
 
 /**
  * A world, portion of a world, clipboard, or other object that can have blocks
@@ -295,7 +294,7 @@ public interface Extent extends InputExtent, OutputExtent {
         int clearanceAbove = maxY - y;
         int clearanceBelow = y - minY;
         int clearance = Math.min(clearanceAbove, clearanceBelow);
-        BlockStateHolder block = getBlock(x, y, z);
+        BlockState block = getBlock(x, y, z);
         boolean state = !block.getBlockType().getMaterial().isMovementBlocker();
         int offset = state ? 0 : 1;
         for (int d = 0; d <= clearance; d++) {

worldedit-core/src/main/java/com/sk89q/worldedit/extent/NullExtent.java

@@ -92,6 +92,12 @@ public class NullExtent implements Extent {
         return false;
     }
 
+    @Override
+    public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block)
+        throws WorldEditException {
+        return false;
+    }
+
     @Override
     public boolean setTile(int x, int y, int z, CompoundTag tile) throws WorldEditException {
         return false;
@@ -102,6 +108,11 @@ public class NullExtent implements Extent {
         return false;
     }
 
+    @Override
+    public boolean setBiome(int x, int y, int z, BiomeType biome) {
+        return false;
+    }
+
     @Nullable
     @Override
     public Operation commit() {

worldedit-core/src/main/java/com/sk89q/worldedit/extent/PassthroughExtent.java

@@ -186,6 +186,7 @@ public class PassthroughExtent extends AbstractDelegateExtent {
         return getExtent().cancel();
     }
 
+    @Override
     public int getMaxY() {
         return getExtent().getMaxY();
     }