Add for 1.21.3

worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightGetBlocks.java

@@ -2,6 +2,7 @@ package com.sk89q.worldedit.bukkit.adapter.impl.fawe.v1_21_3;
 
 import com.fastasyncworldedit.bukkit.adapter.BukkitGetBlocks;
 import com.fastasyncworldedit.bukkit.adapter.DelegateSemaphore;
+import com.fastasyncworldedit.bukkit.adapter.NativeEntityFunctionSet;
 import com.fastasyncworldedit.core.Fawe;
 import com.fastasyncworldedit.core.FaweCache;
 import com.fastasyncworldedit.core.configuration.Settings;
@@ -17,6 +18,7 @@ import com.fastasyncworldedit.core.util.MathMan;
 import com.fastasyncworldedit.core.util.NbtUtils;
 import com.fastasyncworldedit.core.util.collection.AdaptedMap;
 import com.sk89q.worldedit.bukkit.BukkitAdapter;
+import com.sk89q.worldedit.bukkit.BukkitEntity;
 import com.sk89q.worldedit.bukkit.WorldEditPlugin;
 import com.sk89q.worldedit.internal.Constants;
 import com.sk89q.worldedit.internal.util.LogManagerCompat;
@@ -147,11 +149,13 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
         this.chunkPos = new IntPair(chunkX, chunkZ);
     }
 
-    public int getChunkX() {
+    @Override
+    public int getX() {
         return chunkX;
     }
 
-    public int getChunkZ() {
+    @Override
+    public int getZ() {
         return chunkZ;
     }
 
@@ -370,50 +374,24 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
 
     @Override
     public Collection<FaweCompoundTag> entities() {
-        ensureLoaded(serverLevel, chunkX, chunkZ);
-        List<Entity> entities = PaperweightPlatformAdapter.getEntities(getChunk());
+        List<Entity> entities = PaperweightPlatformAdapter.getEntities(ensureLoaded(serverLevel, chunkX, chunkZ));
         if (entities.isEmpty()) {
             return Collections.emptyList();
         }
-        int size = entities.size();
-        return new AbstractCollection<>() {
-            @Override
-            public int size() {
-                return size;
+        return new NativeEntityFunctionSet<>(entities, Entity::getUUID, e -> {
+            net.minecraft.nbt.CompoundTag tag = new net.minecraft.nbt.CompoundTag();
+            e.save(tag);
+            return FaweCompoundTag.of(() -> (LinCompoundTag) adapter.toNativeLin(tag));
+        });
     }
 
     @Override
-            public boolean isEmpty() {
-                return false;
+    public Set<com.sk89q.worldedit.entity.Entity> getFullEntities() {
+        List<Entity> entities = PaperweightPlatformAdapter.getEntities(ensureLoaded(serverLevel, chunkX, chunkZ));
+        if (entities.isEmpty()) {
+            return Collections.emptySet();
         }
-
-            @Override
-            public boolean contains(Object get) {
-                if (!(get instanceof FaweCompoundTag getTag)) {
-                    return false;
-                }
-                UUID getUUID = NbtUtils.uuid(getTag);
-                for (Entity entity : entities) {
-                    UUID uuid = entity.getUUID();
-                    if (uuid.equals(getUUID)) {
-                        return true;
-                    }
-                }
-                return false;
-            }
-
-            @Nonnull
-            @Override
-            public Iterator<FaweCompoundTag> iterator() {
-                Iterable<FaweCompoundTag> result = entities.stream().map(input -> {
-                    CompoundTag tag = new CompoundTag();
-                    input.save(tag);
-                    return FaweCompoundTag.of((LinCompoundTag) adapter.toNativeLin(tag));
-                })::iterator;
-                return result.iterator();
-            }
-        };
-
+        return new NativeEntityFunctionSet<>(entities, Entity::getUUID, e -> new BukkitEntity(e.getBukkitEntity()));
     }
 
     private void removeEntity(Entity entity) {

worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightGetBlocks_Copy.java

@@ -47,6 +47,8 @@ public class PaperweightGetBlocks_Copy implements IChunkGet {
     private final char[][] blocks;
     private final int minHeight;
     private final int maxHeight;
+    private final int chunkX;
+    private final int chunkZ;
     final ServerLevel serverLevel;
     final LevelChunk levelChunk;
     private Holder<Biome>[][] biomes = null;
@@ -57,6 +59,8 @@ public class PaperweightGetBlocks_Copy implements IChunkGet {
         this.minHeight = serverLevel.getMinY();
         this.maxHeight = serverLevel.getMaxY() - 1; // Minecraft max limit is exclusive.
         this.blocks = new char[getSectionCount()][];
+        this.chunkX = levelChunk.locX;
+        this.chunkZ = levelChunk.locZ;
     }
 
     protected void storeTile(BlockEntity blockEntity) {
@@ -87,6 +91,11 @@ public class PaperweightGetBlocks_Copy implements IChunkGet {
         return this.entities;
     }
 
+    @Override
+    public Set<com.sk89q.worldedit.entity.Entity> getFullEntities() {
+        throw new UnsupportedOperationException("Cannot get full entities from GET copy.");
+    }
+
     @Override
     public @Nullable FaweCompoundTag entity(final UUID uuid) {
         for (FaweCompoundTag tag : entities) {
@@ -139,6 +148,16 @@ public class PaperweightGetBlocks_Copy implements IChunkGet {
         return minHeight >> 4;
     }
 
+    @Override
+    public int getX() {
+        return chunkX;
+    }
+
+    @Override
+    public int getZ() {
+        return chunkZ;
+    }
+
     @Override
     public BiomeType getBiomeType(int x, int y, int z) {
         Holder<Biome> biome = biomes[(y >> 4) - getMinSectionPosition()][(y & 12) << 2 | (z & 12) | (x & 12) >> 2];

worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightPostProcessor.java

@@ -112,7 +112,7 @@ public class PaperweightPostProcessor implements IBatchProcessor {
 
     @Override
     public ProcessorScope getScope() {
-        return ProcessorScope.READING_SET_BLOCKS;
+        return ProcessorScope.READING_BLOCKS;
     }
 
     private boolean wasAdjacentToWater(char[] get, char[] set, int i, int x, int y, int z) {