merge

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/SingleThreadQueueExtent.java

@@ -18,29 +18,38 @@ import java.util.concurrent.Future;
 import java.util.function.Supplier;
 
 /**
- * Single threaded implementation for IQueueExtent (still abstract)
+ * Single threaded implementation for IQueueExtent (still abstract) - Does not implement creation of
- *  - Does not implement creation of chunks (that has to implemented by the platform e.g. Bukkit)
+ * chunks (that has to implemented by the platform e.g. Bukkit)
- *
+ * <p>
  * This queue is reusable {@link #init(WorldChunkCache)}
  */
 public abstract class SingleThreadQueueExtent implements IQueueExtent {
+
+    // Pool discarded chunks for reuse (can safely be cleared by another thread)
+    private static final ConcurrentLinkedQueue<IChunk> CHUNK_POOL = new ConcurrentLinkedQueue<>();
+    // Chunks currently being queued / worked on
+    private final Long2ObjectLinkedOpenHashMap<IChunk> chunks = new Long2ObjectLinkedOpenHashMap<>();
     private WorldChunkCache cache;
     private Thread currentThread;
     private ConcurrentLinkedQueue<Future> submissions = new ConcurrentLinkedQueue<>();
+    // Last access pointers
+    private IChunk lastChunk;
+    private long lastPair = Long.MAX_VALUE;
 
     /**
-     * Safety check to ensure that the thread being used matches the one being initialized on.
+     * Safety check to ensure that the thread being used matches the one being initialized on. - Can
-     *  - Can be removed later
+     * be removed later
      */
     private void checkThread() {
         if (Thread.currentThread() != currentThread && currentThread != null) {
-            throw new UnsupportedOperationException("This class must be used from a single thread. Use multiple queues for concurrent operations");
+            throw new UnsupportedOperationException(
+                "This class must be used from a single thread. Use multiple queues for concurrent operations");
         }
     }
 
     @Override
-    public IChunkGet getCachedGet(int X, int Z, Supplier<IChunkGet> supplier) {
+    public IChunkGet getCachedGet(int x, int z, Supplier<IChunkGet> supplier) {
-        return cache.get(MathMan.pairInt(X, Z), supplier);
+        return cache.get(MathMan.pairInt(x, z), supplier);
     }
 
     /**
@@ -60,10 +69,11 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
 
     /**
      * Initialize the queue
+     *
      * @param cache
      */
     @Override
-    public synchronized void init(final WorldChunkCache cache) {
+    public synchronized void init(WorldChunkCache cache) {
         if (this.cache != null) {
             reset();
         }
@@ -72,15 +82,7 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
         this.cache = cache;
     }
 
-    // Last access pointers
+    public void returnToPool(IChunk chunk) {
-    private IChunk lastChunk;
-    private long lastPair = Long.MAX_VALUE;
-    // Chunks currently being queued / worked on
-    private final Long2ObjectLinkedOpenHashMap<IChunk> chunks = new Long2ObjectLinkedOpenHashMap<>();
-    // Pool discarded chunks for reuse (can safely be cleared by another thread)
-    private static final ConcurrentLinkedQueue<IChunk> CHUNK_POOL = new ConcurrentLinkedQueue<>();
-
-    public void returnToPool(final IChunk chunk) {
         CHUNK_POOL.add(chunk);
     }
 
@@ -95,7 +97,7 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
     }
 
     @Override
-    public <T extends Future<T>> T submit(final IChunk<T> chunk) {
+    public <T extends Future<T>> T submit(IChunk<T> chunk) {
         if (lastChunk == chunk) {
             lastPair = Long.MAX_VALUE;
             lastChunk = null;
@@ -107,11 +109,12 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
 
     /**
      * Submit without first checking that it has been removed from the chunk map
+     *
      * @param chunk
      * @param <T>
      * @return
      */
-    private <T extends Future<T>> T submitUnchecked(final IChunk<T> chunk) {
+    private <T extends Future<T>> T submitUnchecked(IChunk<T> chunk) {
         if (chunk.isEmpty()) {
             CHUNK_POOL.add(chunk);
             return (T) (Future) Futures.immediateFuture(null);
@@ -125,7 +128,7 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
     }
 
     @Override
-    public synchronized boolean trim(final boolean aggressive) {
+    public synchronized boolean trim(boolean aggressive) {
         // TODO trim individial chunk sections
         CHUNK_POOL.clear();
         if (Thread.currentThread() == currentThread) {
@@ -146,13 +149,14 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
     }
 
     /**
-     * Get a new IChunk from either the pool, or create a new one<br>
+     * Get a new IChunk from either the pool, or create a new one<br> + Initialize it at the
-     *     + Initialize it at the coordinates
+     * coordinates
+     *
      * @param X
      * @param Z
      * @return IChunk
      */
-    private IChunk poolOrCreate(final int X, final int Z) {
+    private IChunk poolOrCreate(int X, int Z) {
         IChunk next = CHUNK_POOL.poll();
         if (next == null) {
             next = create(false);
@@ -162,21 +166,23 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
     }
 
     @Override
-    public final IChunk getCachedChunk(final int X, final int Z) {
+    public final IChunk getCachedChunk(int x, int z) {
-        final long pair = (((long) X) << 32) | (Z & 0xffffffffL);
+        final long pair = (long) x << 32 | z & 0xffffffffL;
         if (pair == lastPair) {
             return lastChunk;
         }
 
         IChunk chunk = chunks.get(pair);
         if (chunk instanceof ReferenceChunk) {
-            chunk = ((ReferenceChunk) (chunk)).getParent();
+            chunk = ((ReferenceChunk) chunk).getParent();
         }
         if (chunk != null) {
             lastPair = pair;
             lastChunk = chunk;
         }
-        if (chunk != null) return chunk;
+        if (chunk != null) {
+            return chunk;
+        }
 
         checkThread();
         final int size = chunks.size();
@@ -195,7 +201,7 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
                 submissions.add(future);
             }
         }
-        chunk = poolOrCreate(X, Z);
+        chunk = poolOrCreate(x, z);
         chunk = wrap(chunk);
 
         chunks.put(pair, chunk);
@@ -205,14 +211,15 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
         return chunk;
     }
 
-    private void pollSubmissions(final int targetSize, final boolean aggressive) {
+    private void pollSubmissions(int targetSize, boolean aggressive) {
         final int overflow = submissions.size() - targetSize;
         if (aggressive) {
             for (int i = 0; i < overflow; i++) {
                 Future first = submissions.poll();
                 try {
-                    while ((first = (Future) first.get()) != null) ;
+                    while ((first = (Future) first.get()) != null) {
-                } catch (final InterruptedException | ExecutionException e) {
+                    }
+                } catch (InterruptedException | ExecutionException e) {
                     e.printStackTrace();
                 }
             }
@@ -223,7 +230,7 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
                     if (next.isDone()) {
                         try {
                             next = (Future) next.get();
-                        } catch (final InterruptedException | ExecutionException e) {
+                        } catch (InterruptedException | ExecutionException e) {
                             e.printStackTrace();
                         }
                     } else {
@@ -240,7 +247,7 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
         checkThread();
         if (!chunks.isEmpty()) {
             if (MemUtil.isMemoryLimited()) {
-                for (final IChunk chunk : chunks.values()) {
+                for (IChunk chunk : chunks.values()) {
                     final Future future = submitUnchecked(chunk);
                     if (future != null && !future.isDone()) {
                         pollSubmissions(Settings.IMP.QUEUE.PARALLEL_THREADS, true);
@@ -248,7 +255,7 @@ public abstract class SingleThreadQueueExtent implements IQueueExtent {
                     }
                 }
             } else {
-                for (final IChunk chunk : chunks.values()) {
+                for (IChunk chunk : chunks.values()) {
                     final Future future = submitUnchecked(chunk);
                     if (future != null && !future.isDone()) {
                         submissions.add(future);

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/WorldChunkCache.java

@@ -6,19 +6,19 @@ import com.sk89q.worldedit.world.World;
 import it.unimi.dsi.fastutil.longs.Long2ObjectLinkedOpenHashMap;
 import it.unimi.dsi.fastutil.longs.Long2ObjectMap;
 import it.unimi.dsi.fastutil.objects.ObjectIterator;
-
 import java.lang.ref.WeakReference;
 import java.util.function.Supplier;
 
 /**
- * IGetBlocks may be cached by the WorldChunkCache so that it can be used between multiple IQueueExtents
+ * IGetBlocks may be cached by the WorldChunkCache so that it can be used between multiple
- *  - avoids conversion between palette and raw data on every block get
+ * IQueueExtents - avoids conversion between palette and raw data on every block get
  */
 public class WorldChunkCache implements Trimable {
+
     protected final Long2ObjectLinkedOpenHashMap<WeakReference<IChunkGet>> getCache;
     private final World world;
 
-    protected WorldChunkCache(final World world) {
+    protected WorldChunkCache(World world) {
         this.world = world;
         this.getCache = new Long2ObjectLinkedOpenHashMap<>();
     }
@@ -33,15 +33,18 @@ public class WorldChunkCache implements Trimable {
 
     /**
      * Get or create the IGetBlocks
+     *
      * @param index    chunk index {@link com.boydti.fawe.util.MathMan#pairInt(int, int)}
      * @param provider used to create if it isn't already cached
      * @return cached IGetBlocks
      */
-    public synchronized IChunkGet get(final long index, final Supplier<IChunkGet> provider) {
+    public synchronized IChunkGet get(long index, Supplier<IChunkGet> provider) {
         final WeakReference<IChunkGet> ref = getCache.get(index);
         if (ref != null) {
             final IChunkGet blocks = ref.get();
-            if (blocks != null) return blocks;
+            if (blocks != null) {
+                return blocks;
+            }
         }
         final IChunkGet blocks = provider.get();
         getCache.put(index, new WeakReference<>(blocks));
@@ -49,18 +52,22 @@ public class WorldChunkCache implements Trimable {
     }
 
     @Override
-    public synchronized boolean trim(final boolean aggressive) {
+    public synchronized boolean trim(boolean aggressive) {
         boolean result = true;
         if (!getCache.isEmpty()) {
-            final ObjectIterator<Long2ObjectMap.Entry<WeakReference<IChunkGet>>> iter = getCache.long2ObjectEntrySet().fastIterator();
+            final ObjectIterator<Long2ObjectMap.Entry<WeakReference<IChunkGet>>> iter = getCache
+                .long2ObjectEntrySet().fastIterator();
             while (iter.hasNext()) {
                 final Long2ObjectMap.Entry<WeakReference<IChunkGet>> entry = iter.next();
                 final WeakReference<IChunkGet> value = entry.getValue();
                 final IChunkGet igb = value.get();
-                if (igb == null) iter.remove();
+                if (igb == null) {
-                else {
+                    iter.remove();
+                } else {
                     result = false;
-                    if (!aggressive) return result;
+                    if (!aggressive) {
+                        return result;
+                    }
                     synchronized (igb) {
                         igb.trim(aggressive);
                     }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/blocks/BitSetBlocks.java

@@ -1,22 +1,17 @@
 package com.boydti.fawe.beta.implementation.blocks;
 
-import com.boydti.fawe.FaweCache;
 import com.boydti.fawe.beta.IChunkSet;
-import com.boydti.fawe.object.collection.BitArray4096;
-import com.boydti.fawe.object.collection.BlockSet;
 import com.boydti.fawe.object.collection.MemBlockSet;
 import com.sk89q.jnbt.CompoundTag;
 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 java.util.Arrays;
 import java.util.Map;
 import java.util.Set;
 import java.util.UUID;
 
 public class BitSetBlocks implements IChunkSet {
+
     private final MemBlockSet.RowZ row;
     private final BlockState blockState;
 
@@ -43,13 +38,16 @@ public class BitSetBlocks implements IChunkSet {
     }
 
     @Override
-    public void setTile(int x, int y, int z, CompoundTag tile) {}
+    public void setTile(int x, int y, int z, CompoundTag tile) {
+    }
 
     @Override
-    public void setEntity(CompoundTag tag) {}
+    public void setEntity(CompoundTag tag) {
+    }
 
     @Override
-    public void removeEntity(UUID uuid) {}
+    public void removeEntity(UUID uuid) {
+    }
 
     @Override
     public BlockState getBlock(int x, int y, int z) {

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/blocks/CharBlocks.java

@@ -4,6 +4,26 @@ import com.boydti.fawe.beta.IBlocks;
 import com.boydti.fawe.beta.IChunkSet;
 
 public class CharBlocks implements IBlocks {
+
+    public static final Section FULL = new Section() {
+        @Override
+        public final char[] get(CharBlocks blocks, int layer) {
+            return blocks.blocks[layer];
+        }
+    };
+    public static final Section EMPTY = new Section() {
+        @Override
+        public final char[] get(CharBlocks blocks, int layer) {
+            blocks.sections[layer] = FULL;
+            char[] arr = blocks.blocks[layer];
+            if (arr == null) {
+                arr = blocks.blocks[layer] = blocks.load(layer);
+            } else {
+                blocks.blocks[layer] = blocks.load(layer, arr);
+            }
+            return arr;
+        }
+    };
     public final char[][] blocks;
     public final Section[] sections;
 
@@ -15,11 +35,13 @@ public class CharBlocks implements IBlocks {
     public CharBlocks() {
         blocks = new char[16][];
         sections = new Section[16];
-        for (int i = 0; i < 16; i++) sections[i] = EMPTY;
+        for (int i = 0; i < 16; i++) {
+            sections[i] = EMPTY;
+        }
     }
 
     @Override
-    public boolean trim(final boolean aggressive) {
+    public boolean trim(boolean aggressive) {
         boolean result = true;
         for (int i = 0; i < 16; i++) {
             if (sections[i] == EMPTY) {
@@ -33,82 +55,67 @@ public class CharBlocks implements IBlocks {
 
     @Override
     public IChunkSet reset() {
-        for (int i = 0; i < 16; i++) sections[i] = EMPTY;
+        for (int i = 0; i < 16; i++) {
+            sections[i] = EMPTY;
+        }
         return null;
     }
 
-    public void reset(final int layer) {
+    public void reset(int layer) {
         sections[layer] = EMPTY;
     }
 
-    public char[] load(final int layer) {
+    public char[] load(int layer) {
         return new char[4096];
     }
 
-    public char[] load(final int layer, final char[] data) {
+    public char[] load(int layer, char[] data) {
-        for (int i = 0; i < 4096; i++) data[i] = 0;
+        for (int i = 0; i < 4096; i++) {
+            data[i] = 0;
+        }
         return data;
     }
 
     @Override
-    public boolean hasSection(final int layer) {
+    public boolean hasSection(int layer) {
         return sections[layer] == FULL;
     }
 
-    public char get(final int x, final int y, final int z) {
+    public char get(int x, int y, int z) {
         final int layer = y >> 4;
-        final int index = ((y & 15) << 8) | (z << 4) | (x);
+        final int index = (y & 15) << 8 | z << 4 | x;
         return sections[layer].get(this, layer, index);
     }
 
-    public void set(final int x, final int y, final int z, final char value) {
+    public void set(int x, int y, int z, char value) {
         final int layer = y >> 4;
-        final int index = ((y & 15) << 8) | (z << 4) | (x);
+        final int index = (y & 15) << 8 | z << 4 | x;
         set(layer, index, value);
     }
 
-    public final char get(final int layer, final int index) {
-        return sections[layer].get(this, layer, index);
-    }
-
-    public final void set(final int layer, final int index, final char value) {
-        sections[layer].set(this, layer, index, value);
-    }
-
     /*
         Section
      */
 
+    public final char get(int layer, int index) {
+        return sections[layer].get(this, layer, index);
+    }
+
+    public final void set(int layer, int index, char value) {
+        sections[layer].set(this, layer, index, value);
+    }
+
     public static abstract class Section {
+
         public abstract char[] get(CharBlocks blocks, int layer);
 
-        public final char get(final CharBlocks blocks, final int layer, final int index) {
+        public final char get(CharBlocks blocks, int layer, int index) {
             return get(blocks, layer)[index];
         }
 
-        public final void set(final CharBlocks blocks, final int layer, final int index, final char value) {
+        public final void set(CharBlocks blocks, int layer, int index,
+            char value) {
             get(blocks, layer)[index] = value;
         }
     }
-
-    public static final Section EMPTY = new Section() {
-        @Override
-        public final char[] get(final CharBlocks blocks, final int layer) {
-            blocks.sections[layer] = FULL;
-            char[] arr = blocks.blocks[layer];
-            if (arr == null) {
-                arr = blocks.blocks[layer] = blocks.load(layer);
-            } else {
-                blocks.blocks[layer] = blocks.load(layer, arr);
-            }
-            return arr;
-        }
-    };
-
-    public static final Section FULL = new Section() {
-        @Override
-        public final char[] get(final CharBlocks blocks, final int layer) {
-            return blocks.blocks[layer];
-        }
-    };
 }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/blocks/CharGetBlocks.java

@@ -7,18 +7,19 @@ import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockTypes;
 
 public abstract class CharGetBlocks extends CharBlocks implements IChunkGet {
+
     @Override
-    public BaseBlock getFullBlock(final int x, final int y, final int z) {
+    public BaseBlock getFullBlock(int x, int y, int z) {
         return BlockTypes.states[get(x, y, z)].toBaseBlock();
     }
 
     @Override
-    public BlockState getBlock(final int x, final int y, final int z) {
+    public BlockState getBlock(int x, int y, int z) {
         return BlockTypes.states[get(x, y, z)];
     }
 
     @Override
-    public boolean trim(final boolean aggressive) {
+    public boolean trim(boolean aggressive) {
         for (int i = 0; i < 16; i++) {
             sections[i] = EMPTY;
             blocks[i] = null;

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/blocks/CharSetBlocks.java

@@ -7,7 +7,6 @@ import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockTypes;
-
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
@@ -15,6 +14,7 @@ import java.util.Set;
 import java.util.UUID;
 
 public class CharSetBlocks extends CharBlocks implements IChunkSet {
+
     public BiomeType[] biomes;
     public HashMap<Short, CompoundTag> tiles;
     public HashSet<CompoundTag> entities;
@@ -57,7 +57,7 @@ public class CharSetBlocks extends CharBlocks implements IChunkSet {
     }
 
     @Override
-    public boolean setBiome(final int x, final int y, final int z, final BiomeType biome) {
+    public boolean setBiome(int x, int y, int z, BiomeType biome) {
         if (biomes == null) {
             biomes = new BiomeType[256];
         }
@@ -71,13 +71,13 @@ public class CharSetBlocks extends CharBlocks implements IChunkSet {
     }
 
     @Override
-    public boolean setBlock(final int x, final int y, final int z, final BlockStateHolder holder) {
+    public boolean setBlock(int x, int y, int z, BlockStateHolder holder) {
         set(x, y, z, holder.getOrdinalChar());
         return true;
     }
 
     @Override
-    public void setTile(final int x, final int y, final int z, final CompoundTag tile) {
+    public void setTile(int x, int y, int z, CompoundTag tile) {
         if (tiles == null) {
             tiles = new HashMap<>();
         }
@@ -86,7 +86,7 @@ public class CharSetBlocks extends CharBlocks implements IChunkSet {
     }
 
     @Override
-    public void setEntity(final CompoundTag tag) {
+    public void setEntity(CompoundTag tag) {
         if (entities == null) {
             entities = new HashSet<>();
         }
@@ -94,7 +94,7 @@ public class CharSetBlocks extends CharBlocks implements IChunkSet {
     }
 
     @Override
-    public void removeEntity(final UUID uuid) {
+    public void removeEntity(UUID uuid) {
         if (entityRemoves == null) {
             entityRemoves = new HashSet<>();
         }
@@ -103,7 +103,9 @@ public class CharSetBlocks extends CharBlocks implements IChunkSet {
 
     @Override
     public boolean isEmpty() {
-        if (biomes != null) return false;
+        if (biomes != null) {
+            return false;
+        }
         for (int i = 0; i < 16; i++) {
             if (hasSection(i)) {
                 return false;

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/holder/ChunkHolder.java

@@ -16,14 +16,150 @@ 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 javax.annotation.Nullable;
 import java.util.function.Supplier;
+import javax.annotation.Nullable;
 
 /**
- * Abstract IChunk class that implements basic get/set blocks
+ * An abstract {@link IChunk} class that implements basic get/set blocks
  */
 public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
+
+    public static final IBlockDelegate BOTH = new IBlockDelegate() {
+        @Override
+        public boolean setBiome(ChunkHolder chunk, int x, int y, int z,
+            BiomeType biome) {
+            return chunk.set.setBiome(x, y, z, biome);
+        }
+
+        @Override
+        public boolean setBlock(ChunkHolder chunk, int x, int y, int z,
+            BlockStateHolder block) {
+            return chunk.set.setBlock(x, y, z, block);
+        }
+
+        @Override
+        public BiomeType getBiome(ChunkHolder chunk, int x, int z) {
+            return chunk.get.getBiomeType(x, z);
+        }
+
+        @Override
+        public BlockState getBlock(ChunkHolder chunk, int x, int y, int z) {
+            return chunk.get.getBlock(x, y, z);
+        }
+
+        @Override
+        public BaseBlock getFullBlock(ChunkHolder chunk, int x, int y,
+            int z) {
+            return chunk.get.getFullBlock(x, y, z);
+        }
+    };
+    public static final IBlockDelegate GET = new IBlockDelegate() {
+        @Override
+        public boolean setBiome(ChunkHolder chunk, int x, int y, int z,
+            BiomeType biome) {
+            chunk.getOrCreateSet();
+            chunk.delegate = BOTH;
+            return chunk.setBiome(x, y, z, biome);
+        }
+
+        @Override
+        public boolean setBlock(ChunkHolder chunk, int x, int y, int z,
+            BlockStateHolder block) {
+            chunk.getOrCreateSet();
+            chunk.delegate = BOTH;
+            return chunk.setBlock(x, y, z, block);
+        }
+
+        @Override
+        public BiomeType getBiome(ChunkHolder chunk, int x, int z) {
+            return chunk.get.getBiomeType(x, z);
+        }
+
+        @Override
+        public BlockState getBlock(ChunkHolder chunk, int x, int y, int z) {
+            return chunk.get.getBlock(x, y, z);
+        }
+
+        @Override
+        public BaseBlock getFullBlock(ChunkHolder chunk, int x, int y,
+            int z) {
+            return chunk.get.getFullBlock(x, y, z);
+        }
+    };
+    public static final IBlockDelegate SET = new IBlockDelegate() {
+        @Override
+        public boolean setBiome(ChunkHolder chunk, int x, int y, int z,
+            BiomeType biome) {
+            return chunk.set.setBiome(x, y, z, biome);
+        }
+
+        @Override
+        public boolean setBlock(ChunkHolder chunk, int x, int y, int z,
+            BlockStateHolder block) {
+            return chunk.set.setBlock(x, y, z, block);
+        }
+
+        @Override
+        public BiomeType getBiome(ChunkHolder chunk, int x, int z) {
+            chunk.getOrCreateGet();
+            chunk.delegate = BOTH;
+            return chunk.getBiomeType(x, z);
+        }
+
+        @Override
+        public BlockState getBlock(ChunkHolder chunk, int x, int y, int z) {
+            chunk.getOrCreateGet();
+            chunk.delegate = BOTH;
+            return chunk.getBlock(x, y, z);
+        }
+
+        @Override
+        public BaseBlock getFullBlock(ChunkHolder chunk, int x, int y,
+            int z) {
+            chunk.getOrCreateGet();
+            chunk.delegate = BOTH;
+            return chunk.getFullBlock(x, y, z);
+        }
+    };
+    public static final IBlockDelegate NULL = new IBlockDelegate() {
+        @Override
+        public boolean setBiome(ChunkHolder chunk, int x, int y, int z,
+            BiomeType biome) {
+            chunk.getOrCreateSet();
+            chunk.delegate = SET;
+            return chunk.setBiome(x, y, z, biome);
+        }
+
+        @Override
+        public boolean setBlock(ChunkHolder chunk, int x, int y, int z,
+            BlockStateHolder block) {
+            chunk.getOrCreateSet();
+            chunk.delegate = SET;
+            return chunk.setBlock(x, y, z, block);
+        }
+
+        @Override
+        public BiomeType getBiome(ChunkHolder chunk, int x, int z) {
+            chunk.getOrCreateGet();
+            chunk.delegate = GET;
+            return chunk.getBiomeType(x, z);
+        }
+
+        @Override
+        public BlockState getBlock(ChunkHolder chunk, int x, int y, int z) {
+            chunk.getOrCreateGet();
+            chunk.delegate = GET;
+            return chunk.getBlock(x, y, z);
+        }
+
+        @Override
+        public BaseBlock getFullBlock(ChunkHolder chunk, int x, int y,
+            int z) {
+            chunk.getOrCreateGet();
+            chunk.delegate = GET;
+            return chunk.getFullBlock(x, y, z);
+        }
+    };
     private IChunkGet get;
     private IChunkSet set;
     private IBlockDelegate delegate;
@@ -35,7 +171,7 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
         this.delegate = NULL;
     }
 
-    public ChunkHolder(final IBlockDelegate delegate) {
+    public ChunkHolder(IBlockDelegate delegate) {
         this.delegate = delegate;
     }
 
@@ -46,7 +182,8 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
 
     @Override
     public CompoundTag getTag(int x, int y, int z) {
-        return delegate.getFullBlock(this, x, y, z).getNbtData(); // TODO NOT IMPLEMENTED (add getTag delegate)
+        return delegate.getFullBlock(this, x, y, z)
+            .getNbtData(); // TODO NOT IMPLEMENTED (add getTag delegate)
     }
 
     @Override
@@ -55,7 +192,7 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
     }
 
     @Override
-    public void filterBlocks(final Filter filter, ChunkFilterBlock block, @Nullable Region region) {
+    public void filterBlocks(Filter filter, ChunkFilterBlock block, @Nullable Region region) {
         final IChunkGet get = getOrCreateGet();
         final IChunkSet set = getOrCreateSet();
         try {
@@ -64,7 +201,9 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
             } else {
                 block = block.init(chunkX, chunkZ, get);
                 for (int layer = 0; layer < 16; layer++) {
-                    if (!get.hasSection(layer) || !filter.appliesLayer(this, layer)) continue;
+                    if (!get.hasSection(layer) || !filter.appliesLayer(this, layer)) {
+                        continue;
+                    }
                     block.init(get, set, layer);
                     block.filter(filter);
                 }
@@ -75,7 +214,7 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
     }
 
     @Override
-    public boolean trim(final boolean aggressive) {
+    public boolean trim(boolean aggressive) {
         if (set != null) {
             final boolean result = set.trim(aggressive);
             if (result) {
@@ -104,12 +243,16 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
     }
 
     public final IChunkGet getOrCreateGet() {
-        if (get == null) get = newGet();
+        if (get == null) {
+            get = newGet();
+        }
         return get;
     }
 
     public final IChunkSet getOrCreateSet() {
-        if (set == null) set = set();
+        if (set == null) {
+            set = set();
+        }
         return set;
     }
 
@@ -128,7 +271,7 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
     }
 
     @Override
-    public void init(final IQueueExtent extent, final int chunkX, final int chunkZ) {
+    public void init(IQueueExtent extent, int chunkX, int chunkZ) {
         this.extent = extent;
         this.chunkX = chunkX;
         this.chunkZ = chunkZ;
@@ -156,167 +299,42 @@ public abstract class ChunkHolder implements IChunk, Supplier<IChunkGet> {
     }
 
     @Override
-    public boolean setBiome(final int x, final int y, final int z, final BiomeType biome) {
+    public boolean setBiome(int x, int y, int z, BiomeType biome) {
         return delegate.setBiome(this, x, y, z, biome);
     }
 
     @Override
-    public boolean setBlock(final int x, final int y, final int z, final BlockStateHolder block) {
+    public boolean setBlock(int x, int y, int z, BlockStateHolder block) {
         return delegate.setBlock(this, x, y, z, block);
     }
 
     @Override
-    public BiomeType getBiomeType(final int x, final int z) {
+    public BiomeType getBiomeType(int x, int z) {
         return delegate.getBiome(this, x, z);
     }
 
     @Override
-    public BlockState getBlock(final int x, final int y, final int z) {
+    public BlockState getBlock(int x, int y, int z) {
         return delegate.getBlock(this, x, y, z);
     }
 
     @Override
-    public BaseBlock getFullBlock(final int x, final int y, final int z) {
+    public BaseBlock getFullBlock(int x, int y, int z) {
         return delegate.getFullBlock(this, x, y, z);
     }
 
     public interface IBlockDelegate {
-        boolean setBiome(final ChunkHolder chunk, final int x, final int y, final int z, final BiomeType biome);
 
-        boolean setBlock(final ChunkHolder chunk, final int x, final int y, final int z, final BlockStateHolder holder);
+        boolean setBiome(ChunkHolder chunk, int x, int y, int z,
+            BiomeType biome);
 
-        BiomeType getBiome(final ChunkHolder chunk, final int x, final int z);
+        boolean setBlock(ChunkHolder chunk, int x, int y, int z,
+            BlockStateHolder holder);
 
-        BlockState getBlock(final ChunkHolder chunk, final int x, final int y, final int z);
+        BiomeType getBiome(ChunkHolder chunk, int x, int z);
 
-        BaseBlock getFullBlock(final ChunkHolder chunk, final int x, final int y, final int z);
+        BlockState getBlock(ChunkHolder chunk, int x, int y, int z);
+
+        BaseBlock getFullBlock(ChunkHolder chunk, int x, int y, int z);
     }
-
-    public static final IBlockDelegate NULL = new IBlockDelegate() {
-        @Override
-        public boolean setBiome(final ChunkHolder chunk, final int x, final int y, final int z, final BiomeType biome) {
-            chunk.getOrCreateSet();
-            chunk.delegate = SET;
-            return chunk.setBiome(x, y, z, biome);
-        }
-
-        @Override
-        public boolean setBlock(final ChunkHolder chunk, final int x, final int y, final int z, final BlockStateHolder block) {
-            chunk.getOrCreateSet();
-            chunk.delegate = SET;
-            return chunk.setBlock(x, y, z, block);
-        }
-
-        @Override
-        public BiomeType getBiome(final ChunkHolder chunk, final int x, final int z) {
-            chunk.getOrCreateGet();
-            chunk.delegate = GET;
-            return chunk.getBiomeType(x, z);
-        }
-
-        @Override
-        public BlockState getBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            chunk.getOrCreateGet();
-            chunk.delegate = GET;
-            return chunk.getBlock(x, y, z);
-        }
-
-        @Override
-        public BaseBlock getFullBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            chunk.getOrCreateGet();
-            chunk.delegate = GET;
-            return chunk.getFullBlock(x, y, z);
-        }
-    };
-
-    public static final IBlockDelegate GET = new IBlockDelegate() {
-        @Override
-        public boolean setBiome(final ChunkHolder chunk, final int x, final int y, final int z, final BiomeType biome) {
-            chunk.getOrCreateSet();
-            chunk.delegate = BOTH;
-            return chunk.setBiome(x, y, z, biome);
-        }
-
-        @Override
-        public boolean setBlock(final ChunkHolder chunk, final int x, final int y, final int z, final BlockStateHolder block) {
-            chunk.getOrCreateSet();
-            chunk.delegate = BOTH;
-            return chunk.setBlock(x, y, z, block);
-        }
-
-        @Override
-        public BiomeType getBiome(final ChunkHolder chunk, final int x, final int z) {
-            return chunk.get.getBiomeType(x, z);
-        }
-
-        @Override
-        public BlockState getBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            return chunk.get.getBlock(x, y, z);
-        }
-
-        @Override
-        public BaseBlock getFullBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            return chunk.get.getFullBlock(x, y, z);
-        }
-    };
-
-    public static final IBlockDelegate SET = new IBlockDelegate() {
-        @Override
-        public boolean setBiome(final ChunkHolder chunk, final int x, final int y, final int z, final BiomeType biome) {
-            return chunk.set.setBiome(x, y, z, biome);
-        }
-
-        @Override
-        public boolean setBlock(final ChunkHolder chunk, final int x, final int y, final int z, final BlockStateHolder block) {
-            return chunk.set.setBlock(x, y, z, block);
-        }
-
-        @Override
-        public BiomeType getBiome(final ChunkHolder chunk, final int x, final int z) {
-            chunk.getOrCreateGet();
-            chunk.delegate = BOTH;
-            return chunk.getBiomeType(x, z);
-        }
-
-        @Override
-        public BlockState getBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            chunk.getOrCreateGet();
-            chunk.delegate = BOTH;
-            return chunk.getBlock(x, y, z);
-        }
-
-        @Override
-        public BaseBlock getFullBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            chunk.getOrCreateGet();
-            chunk.delegate = BOTH;
-            return chunk.getFullBlock(x, y, z);
-        }
-    };
-
-    public static final IBlockDelegate BOTH = new IBlockDelegate() {
-        @Override
-        public boolean setBiome(final ChunkHolder chunk, final int x, final int y, final int z, final BiomeType biome) {
-            return chunk.set.setBiome(x, y, z, biome);
-        }
-
-        @Override
-        public boolean setBlock(final ChunkHolder chunk, final int x, final int y, final int z, final BlockStateHolder block) {
-            return chunk.set.setBlock(x, y, z, block);
-        }
-
-        @Override
-        public BiomeType getBiome(final ChunkHolder chunk, final int x, final int z) {
-            return chunk.get.getBiomeType(x, z);
-        }
-
-        @Override
-        public BlockState getBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            return chunk.get.getBlock(x, y, z);
-        }
-
-        @Override
-        public BaseBlock getFullBlock(final ChunkHolder chunk, final int x, final int y, final int z) {
-            return chunk.get.getFullBlock(x, y, z);
-        }
-    };
 }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/holder/DelegateChunk.java

@@ -1,33 +1,27 @@
 package com.boydti.fawe.beta.implementation.holder;
 
-import com.boydti.fawe.beta.ChunkFilterBlock;
-import com.boydti.fawe.beta.Filter;
-import com.boydti.fawe.beta.FilterBlock;
-import com.boydti.fawe.beta.FilterBlockMask;
-import com.boydti.fawe.beta.Flood;
 import com.boydti.fawe.beta.IChunk;
 import com.boydti.fawe.beta.IDelegateChunk;
-import com.sk89q.worldedit.math.MutableBlockVector3;
-import com.sk89q.worldedit.regions.Region;
-
-import javax.annotation.Nullable;
 
 /**
  * Implementation of IDelegateChunk
+ *
  * @param <T>
  */
 public class DelegateChunk<T extends IChunk> implements IDelegateChunk {
+
     private T parent;
 
-    public DelegateChunk(final T parent) {
+    public DelegateChunk(T parent) {
         this.parent = parent;
     }
 
+    @Override
     public final T getParent() {
         return parent;
     }
 
-    public final void setParent(final T parent) {
+    public final void setParent(T parent) {
         this.parent = parent;
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/holder/FinalizedChunk.java

@@ -1,22 +1,24 @@
 package com.boydti.fawe.beta.implementation.holder;
 
-import com.boydti.fawe.beta.IQueueExtent;
 import com.boydti.fawe.beta.IChunk;
+import com.boydti.fawe.beta.IQueueExtent;
 
 /**
- * Used by {@link ReferenceChunk} to allow the chunk to be garbage collected
+ * Used by {@link ReferenceChunk} to allow the chunk to be garbage collected. - When the object is
- *  - When the object is finalized, add it to the queue
+ * finalized, add it to the queue
  */
 public class FinalizedChunk extends DelegateChunk {
+
     private final IQueueExtent queueExtent;
 
-    public FinalizedChunk(final IChunk parent, final IQueueExtent queueExtent) {
+    public FinalizedChunk(IChunk parent, IQueueExtent queueExtent) {
         super(parent);
         this.queueExtent = queueExtent;
     }
 
     /**
      * Submit the chunk to the queue
+     *
      * @throws Throwable
      */
     @Override

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/holder/ReferenceChunk.java

@@ -3,26 +3,26 @@ package com.boydti.fawe.beta.implementation.holder;
 import com.boydti.fawe.beta.IChunk;
 import com.boydti.fawe.beta.IDelegateChunk;
 import com.boydti.fawe.beta.IQueueExtent;
-
 import java.lang.ref.Reference;
 
 /**
- * An IChunk may be wrapped by a ReferenceChunk if there is low memory<br>
+ * An {@link IChunk} may be wrapped by a ReferenceChunk if there is low memory. This class stores a
- * A reference chunk stores a reference (for garbage collection purposes)<br>
+ * reference for garbage collection purposes. If it cleaned by garbage collection, the {@link
- *  - If it is garbage collected, the {@link FinalizedChunk} logic is run
+ * FinalizedChunk} logic is run.
  */
 public abstract class ReferenceChunk implements IDelegateChunk {
-    private final Reference<FinalizedChunk> ref;
 
-    public ReferenceChunk(final IChunk parent, final IQueueExtent queueExtent) {
+    private final Reference<FinalizedChunk> reference;
-        this.ref = toRef(new FinalizedChunk(parent, queueExtent));
+
+    public ReferenceChunk(IChunk parent, IQueueExtent queueExtent) {
+        this.reference = toReference(new FinalizedChunk(parent, queueExtent));
     }
 
-    protected abstract Reference<FinalizedChunk> toRef(FinalizedChunk parent);
+    protected abstract Reference<FinalizedChunk> toReference(FinalizedChunk parent);
 
     @Override
     public IChunk getParent() {
-        final FinalizedChunk finalized = ref.get();
+        final FinalizedChunk finalized = reference.get();
         return finalized != null ? finalized.getParent() : null;
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/holder/SoftChunk.java

@@ -2,7 +2,6 @@ package com.boydti.fawe.beta.implementation.holder;
 
 import com.boydti.fawe.beta.IChunk;
 import com.boydti.fawe.beta.IQueueExtent;
-
 import java.lang.ref.Reference;
 import java.lang.ref.SoftReference;
 
@@ -11,12 +10,12 @@ import java.lang.ref.SoftReference;
  */
 public class SoftChunk extends ReferenceChunk {
 
-    public SoftChunk(final IChunk parent, final IQueueExtent queueExtent) {
+    public SoftChunk(IChunk parent, IQueueExtent queueExtent) {
         super(parent, queueExtent);
     }
 
     @Override
-    protected Reference<FinalizedChunk> toRef(final FinalizedChunk parent) {
+    protected Reference<FinalizedChunk> toReference(FinalizedChunk parent) {
         return new SoftReference<>(parent);
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/beta/implementation/holder/WeakChunk.java

@@ -2,21 +2,20 @@ package com.boydti.fawe.beta.implementation.holder;
 
 import com.boydti.fawe.beta.IChunk;
 import com.boydti.fawe.beta.IQueueExtent;
-import com.sk89q.jnbt.CompoundTag;
-
 import java.lang.ref.Reference;
 import java.lang.ref.WeakReference;
 
 /**
- * Weak reference implementation of {@link ReferenceChunk}
+ * A {@link ReferenceChunk} using {@link WeakReference} to hold the chunk.
  */
 public class WeakChunk extends ReferenceChunk {
-    public WeakChunk(final IChunk parent, final IQueueExtent queueExtent) {
+
+    public WeakChunk(IChunk parent, IQueueExtent queueExtent) {
         super(parent, queueExtent);
     }
 
     @Override
-    protected Reference<FinalizedChunk> toRef(final FinalizedChunk parent) {
+    protected Reference<FinalizedChunk> toReference(FinalizedChunk parent) {
         return new WeakReference<>(parent);
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/config/BBC.java

@@ -4,21 +4,13 @@ import com.boydti.fawe.Fawe;
 import com.boydti.fawe.configuration.MemorySection;
 import com.boydti.fawe.configuration.file.YamlConfiguration;
 import com.boydti.fawe.object.FawePlayer;
-import com.boydti.fawe.object.RunnableVal3;
-import com.boydti.fawe.util.StringMan;
-import com.google.gson.Gson;
-import com.google.gson.reflect.TypeToken;
 import com.sk89q.worldedit.extension.platform.Actor;
 import java.io.File;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.util.EnumSet;
-import java.util.HashMap;
 import java.util.HashSet;
-import java.util.List;
 import java.util.Locale;
-import java.util.Map;
-import java.util.Objects;
 import java.util.Set;
 import java.util.concurrent.ThreadLocalRandom;
 
@@ -28,10 +20,9 @@ public enum BBC {
      * Things to note about this class:
      * Can use multiple arguments %s, %s1, %s2, %s3 etc
      */
-    PREFIX("(FAWE)", "Info"),
     FILE_DELETED("%s0 has been deleted.", "Info"),
     SCHEMATIC_PASTING("&7The schematic is pasting. This cannot be undone.", "Info"),
-    LIGHTING_PROPOGATE_SELECTION("Lighting has been propogated in %s0 chunks. (Note: To remove light use //removelight)", "Info"),
+    LIGHTING_PROPAGATE_SELECTION("Lighting has been propogated in %s0 chunks. (Note: To remove light use //removelight)", "Info"),
     UPDATED_LIGHTING_SELECTION("Lighting has been updated in %s0 chunks. (It may take a second for the packets to send)", "Info"),
     SET_REGION("Selection set to your current allowed region", "Info"),
     WORLDEDIT_COMMAND_LIMIT("Please wait until your current action completes", "Info"),
@@ -304,7 +295,7 @@ public enum BBC {
     SEL_CUBOID("Cuboid: left click for point 1, right click for point 2", "Selection"),
     SEL_CUBOID_EXTEND("Cuboid: left click for a starting point, right click to extend", "Selection"),
     SEL_2D_POLYGON("2D polygon selector: Left/right click to add a point.", "Selection"),
-    SEL_ELLIPSIOD("Ellipsoid selector: left click=center, right click to extend", "Selection"),
+    SAL_ELLIPSOID("Ellipsoid selector: left click=center, right click to extend", "Selection"),
     SEL_SPHERE("Sphere selector: left click=center, right click to set radius", "Selection"),
     SEL_CYLINDRICAL("Cylindrical selector: Left click=center, right click to extend.", "Selection"),
     SEL_MAX("%s0 points maximum.", "Selection"),
@@ -365,16 +356,6 @@ public enum BBC {
     TIP_BIOME_PATTERN("Tip: The #biome[forest] pattern can be used in any command", "Tips"),
     TIP_BIOME_MASK("Tip: Restrict to a biome with the `$jungle` mask", "Tips"),;
 
-
-    private static final HashMap<String, String> replacements = new HashMap<>();
-    static {
-        for (char letter : "1234567890abcdefklmnor".toCharArray()) {
-            replacements.put("&" + letter, "\u00a7" + letter);
-        }
-        replacements.put("\\\\n", "\n");
-        replacements.put("\\n", "\n");
-        replacements.put("&-", "\n");
-    }
     /**
      * Translated
      */
@@ -460,7 +441,6 @@ public enum BBC {
                     changed = true;
                     yml.set(caption.category + "." + caption.name().toLowerCase(Locale.ROOT), caption.defaultMessage);
                 }
-                caption.translatedMessage = StringMan.replaceFromMap(caption.translatedMessage, replacements);
             }
             if (changed) {
                 yml.save(file);
@@ -483,15 +463,6 @@ public enum BBC {
         return toString().length();
     }
 
-    public static String color(String string) {
-        return StringMan.replaceFromMap(string, replacements);
-    }
-
-    public static String stripColor(String string) {
-
-        return StringMan.removeFromSet(string, replacements.values());
-    }
-
     public String s() {
         return this.translatedMessage;
     }
@@ -519,17 +490,13 @@ public enum BBC {
             try {
                 Method method = actor.getClass().getMethod("print", String.class);
                 method.setAccessible(true);
-                method.invoke(actor, (PREFIX.isEmpty() ? "" : PREFIX.s() + " ") + this.format(args));
+                method.invoke(actor, this.format(args));
             } catch (NoSuchMethodException | InvocationTargetException | IllegalAccessException e) {
                 e.printStackTrace();
             }
         }
     }
 
-    public static String getPrefix() {
-        return PREFIX.isEmpty() ? "" : PREFIX.s() + " ";
-    }
-
     public void send(FawePlayer<?> player, Object... args) {
         if (isEmpty()) {
             return;
@@ -537,7 +504,7 @@ public enum BBC {
         if (player == null) {
             Fawe.debug(this.format(args));
         } else {
-            player.sendMessage((PREFIX.isEmpty() ? "" : PREFIX.s() + " ") + this.format(args));
+            player.sendMessage(this.format(args));
         }
     }
     public void send(Actor player, Object... args) {
@@ -551,189 +518,4 @@ public enum BBC {
         }
     }
 
-    public static char getCode(String name) {
-        switch (name) {
-            case "BLACK":
-                return '0';
-            case "DARK_BLUE":
-                return '1';
-            case "DARK_GREEN":
-                return '2';
-            case "DARK_AQUA":
-                return '3';
-            case "DARK_RED":
-                return '4';
-            case "DARK_PURPLE":
-                return '5';
-            case "GOLD":
-                return '6';
-            case "GRAY":
-                return '7';
-            case "DARK_GRAY":
-                return '8';
-            case "BLUE":
-                return '9';
-            case "GREEN":
-                return 'a';
-            case "AQUA":
-                return 'b';
-            case "RED":
-                return 'c';
-            case "LIGHT_PURPLE":
-                return 'd';
-            case "YELLOW":
-                return 'e';
-            case "WHITE":
-                return 'f';
-            case "OBFUSCATED":
-                return 'k';
-            case "BOLD":
-                return 'l';
-            case "STRIKETHROUGH":
-                return 'm';
-            case "UNDERLINE":
-                return 'n';
-            case "ITALIC":
-                return 'o';
-            default:
-            case "RESET":
-                return 'r';
-        }
-    }
-
-    public static String getColorName(char code) {
-        switch (code) {
-            case '0':
-                return "BLACK";
-            case '1':
-                return "DARK_BLUE";
-            case '2':
-                return "DARK_GREEN";
-            case '3':
-                return "DARK_AQUA";
-            case '4':
-                return "DARK_RED";
-            case '5':
-                return "DARK_PURPLE";
-            case '6':
-                return "GOLD";
-            case '7':
-                return "GRAY";
-            case '8':
-                return "DARK_GRAY";
-            case '9':
-                return "BLUE";
-            case 'a':
-                return "GREEN";
-            case 'b':
-                return "AQUA";
-            case 'c':
-                return "RED";
-            case 'd':
-                return "LIGHT_PURPLE";
-            case 'e':
-                return "YELLOW";
-            case 'f':
-                return "WHITE";
-            case 'k':
-                return "OBFUSCATED";
-            case 'l':
-                return "BOLD";
-            case 'm':
-                return "STRIKETHROUGH";
-            case 'n':
-                return "UNDERLINE";
-            case 'o':
-                return "ITALIC";
-            case 'r':
-                return "RESET";
-            default:
-                return "GRAY";
-        }
-    }
-
-    private static Object[] append(StringBuilder builder, Map<String, Object> obj, String color, Map<String, Boolean> properties) {
-        Object[] style = new Object[] { color, properties };
-        for (Map.Entry<String, Object> entry : obj.entrySet()) {
-            switch (entry.getKey()) {
-                case "text":
-                    String text = (String) entry.getValue();
-                    String newColor = (String) obj.get("color");
-                    String newBold = (String) obj.get("bold");
-                    int index = builder.length();
-                    if (!Objects.equals(color, newColor)) {
-                        style[0] = newColor;
-                        char code = BBC.getCode(newColor.toUpperCase(Locale.ROOT));
-                        builder.append('\u00A7').append(code);
-                    }
-                    for (Map.Entry<String, Object> entry2 : obj.entrySet()) {
-                        if (StringMan.isEqualIgnoreCaseToAny(entry2.getKey(), "bold", "italic", "underlined", "strikethrough", "obfuscated")) {
-                            boolean newValue = Boolean.parseBoolean((String) entry2.getValue());
-                            if (properties.put(entry2.getKey(), newValue) != newValue) {
-                                if (newValue) {
-                                    char code = BBC.getCode(entry2.getKey().toUpperCase(Locale.ROOT));
-                                    builder.append('\u00A7').append(code);
-                                } else {
-                                    builder.insert(index, '\u00A7').append('r');
-                                    if (Objects.equals(color, newColor) && newColor != null) {
-                                        builder.append('\u00A7').append(BBC.getCode(newColor.toUpperCase(Locale.ROOT)));
-                                    }
-                                }
-                            }
-                        }
-                    }
-                    builder.append(text);
-                    break;
-                case "extra":
-                    List<Map<String, Object>> list = (List<Map<String, Object>>) entry.getValue();
-                    for (Map<String, Object> elem : list) {
-                        elem.putIfAbsent("color", obj.get("color"));
-                        for (Map.Entry<String, Object> entry2 : obj.entrySet()) {
-                            if (StringMan.isEqualIgnoreCaseToAny(entry2.getKey(), "bold", "italic", "underlined", "strikethrough", "obfuscated")) {
-                                elem.putIfAbsent(entry2.getKey(), entry2.getValue());
-                            }
-                        }
-                        style = append(builder, elem, (String) style[0], (Map) style[1]);
-                    }
-            }
-        }
-        return style;
-    }
-
-    public static String jsonToString(String text) {
-        Gson gson = new Gson();
-        StringBuilder builder = new StringBuilder();
-        Map<String, Object> obj = gson.fromJson(text, new TypeToken<Map<String, Object>>() {}.getType());
-        HashMap<String, Boolean> properties = new HashMap<>();
-        properties.put("bold", false);
-        properties.put("italic", false);
-        properties.put("underlined", false);
-        properties.put("strikethrough", false);
-        properties.put("obfuscated", false);
-        append(builder, obj, null, properties);
-        return builder.toString();
-    }
-
-    /**
-     * @param m
-     * @param runPart Part, Color, NewLine
-     */
-    public static void splitMessage(String m, RunnableVal3<String, String, Boolean> runPart) {
-        m = color(m);
-        String color = "GRAY";
-        boolean newline = false;
-        for (String line : m.split("\n")) {
-            boolean hasColor = line.charAt(0) == '\u00A7';
-            String[] splitColor = line.split("\u00A7");
-            for (String part : splitColor) {
-                if (hasColor) {
-                    color = getColorName(part.charAt(0));
-                    part = part.substring(1);
-                }
-                runPart.run(part, color, newline);
-                hasColor = true;
-            }
-            newline = true;
-        }
-    }
 }

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

@@ -145,7 +145,7 @@ public abstract class FawePlayer<T> extends Metadatable {
         return cancelled;
     }
 
-    private void setConfirmTask(@NotNull Runnable task, InjectedValueAccess context, String command) {
+    private void setConfirmTask(@NotNull Runnable task, InjectedValueAccess context, @NotNull String command) {
         CommandEvent event = new CommandEvent(getPlayer(), command);
         Runnable newTask = () -> PlatformCommandManager.getInstance().handleCommandTask(() -> {
             task.run();
@@ -154,8 +154,8 @@ public abstract class FawePlayer<T> extends Metadatable {
         setMeta("cmdConfirm", newTask);
     }
 
-    public void checkConfirmation(@NotNull Runnable task, String command, int times, int limit, InjectedValueAccess context) throws RegionOperationException {
+    public void checkConfirmation(@NotNull Runnable task, @NotNull String command, int times, int limit, InjectedValueAccess context) throws RegionOperationException {
-        if (command != null && !getMeta("cmdConfirmRunning", false)) {
+        if (!getMeta("cmdConfirmRunning", false)) {
             if (times > limit) {
                 setConfirmTask(task, context, command);
                 String volume = "<unspecified>";
@@ -181,8 +181,8 @@ public abstract class FawePlayer<T> extends Metadatable {
         task.run();
     }
 
-    public void checkConfirmationStack(@NotNull Runnable task, String command, Region region, int times, InjectedValueAccess context) throws RegionOperationException {
+    public void checkConfirmationStack(@NotNull Runnable task, @NotNull String command, Region region, int times, InjectedValueAccess context) throws RegionOperationException {
-        if (command != null && !getMeta("cmdConfirmRunning", false)) {
+        if (!getMeta("cmdConfirmRunning", false)) {
             if (region != null) {
                 BlockVector3 min = region.getMinimumPoint();
                 BlockVector3 max = region.getMaximumPoint();
@@ -199,8 +199,8 @@ public abstract class FawePlayer<T> extends Metadatable {
         task.run();
     }
 
-    public void checkConfirmationRegion(@NotNull Runnable task, String command, Region region, InjectedValueAccess context) throws RegionOperationException {
+    public void checkConfirmationRegion(@NotNull Runnable task, @NotNull String command, Region region, InjectedValueAccess context) throws RegionOperationException {
-        if (command != null && !getMeta("cmdConfirmRunning", false)) {
+        if (!getMeta("cmdConfirmRunning", false)) {
             if (region != null) {
                 BlockVector3 min = region.getMinimumPoint();
                 BlockVector3 max = region.getMaximumPoint();
@@ -265,18 +265,18 @@ public abstract class FawePlayer<T> extends Metadatable {
 
     // Queue for async tasks
     private AtomicInteger runningCount = new AtomicInteger();
-    private SimpleAsyncNotifyQueue asyncNotifyQueue = new SimpleAsyncNotifyQueue((t, e) -> {
+    private SimpleAsyncNotifyQueue asyncNotifyQueue = new SimpleAsyncNotifyQueue((thread, throwable) -> {
-        while (e.getCause() != null) {
+        while (throwable.getCause() != null) {
-            e = e.getCause();
+            throwable = throwable.getCause();
         }
-        if (e instanceof WorldEditException) {
+        if (throwable instanceof WorldEditException) {
-            sendMessage(e.getLocalizedMessage());
+            sendMessage(throwable.getLocalizedMessage());
         } else {
-            FaweException fe = FaweException.get(e);
+            FaweException fe = FaweException.get(throwable);
             if (fe != null) {
                 sendMessage(fe.getMessage());
             } else {
-                e.printStackTrace();
+                throwable.printStackTrace();
             }
         }
     });
@@ -576,7 +576,7 @@ public abstract class FawePlayer<T> extends Metadatable {
     }
 
     /**
-     * Unregister this player (delets all metadata etc)
+     * Unregister this player (deletes all metadata etc)
      * - Usually called on logout
      */
     public void unregister() {

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

@@ -9,7 +9,6 @@ import com.boydti.fawe.object.function.mask.AbstractDelegateMask;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalSession;
 import com.sk89q.worldedit.MaxChangedBlocksException;
-import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.command.tool.brush.Brush;
 import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.extent.clipboard.Clipboard;
@@ -21,11 +20,10 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.function.visitor.RecursiveVisitor;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.transform.AffineTransform;
-import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.session.ClipboardHolder;
 import com.sk89q.worldedit.util.Location;
+import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.world.block.BlockTypes;
-
 import java.util.concurrent.ThreadLocalRandom;
 
 public class CopyPastaBrush implements Brush, ResettableTool {
@@ -62,7 +60,6 @@ public class CopyPastaBrush implements Brush, ResettableTool {
                 mask = Masks.alwaysTrue();
             }
             final ResizableClipboardBuilder builder = new ResizableClipboardBuilder(editSession.getWorld());
-            final int size2 = (int) (size * size);
             final int minY = position.getBlockY();
             mask = new AbstractDelegateMask(mask) {
                 @Override
@@ -93,13 +90,13 @@ public class CopyPastaBrush implements Brush, ResettableTool {
         } else {
             AffineTransform transform = null;
             if (randomRotate) {
-                if (transform == null) transform = new AffineTransform();
+                transform = new AffineTransform();
                 int rotate = 90 * ThreadLocalRandom.current().nextInt(4);
                 transform = transform.rotateY(rotate);
             }
             if (autoRotate) {
                 if (transform == null) transform = new AffineTransform();
-                Location loc = editSession.getPlayer().getPlayer().getLocation();
+                Location loc = editSession.getPlayer().toWorldEditPlayer().getLocation();
                 float yaw = loc.getYaw();
                 float pitch = loc.getPitch();
                 transform = transform.rotateY((-yaw) % 360);
@@ -108,8 +105,6 @@ public class CopyPastaBrush implements Brush, ResettableTool {
             if (transform != null && !transform.isIdentity()) {
                 clipboard.setTransform(transform);
             }
-            Clipboard faweClip = clipboard.getClipboard();
-            Region region = faweClip.getRegion();
 
             Operation operation = clipboard
                     .createPaste(editSession)

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

@@ -15,8 +15,6 @@ public class FallingSphere implements Brush {
         int pz = position.getBlockZ();
         int maxY = editSession.getMaxY();
 
-        int lastY = py;
-
         int radius = (int) Math.round(size);
         int radiusSqr = (int) Math.round(size * size);
         for (int z = -radius; z <= radius; z++) {

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

@@ -60,12 +60,11 @@ public class InspectBrush extends BrushTool implements DoubleActionTraceTool {
 
     public boolean perform(final Player player, LocalSession session, boolean rightClick) {
         if (!session.isToolControlEnabled() || !player.hasPermission("worldedit.tool.inspect")) {
-            player.print(BBC.getPrefix() + BBC.NO_PERM.format("worldedit.tool.inspect"));
+            player.print(BBC.NO_PERM.format("worldedit.tool.inspect"));
             return false;
         }
         if (!Settings.IMP.HISTORY.USE_DATABASE) {
-            player.print(BBC.getPrefix() + BBC.SETTING_DISABLE
+            player.print(BBC.SETTING_DISABLE.format("history.use-database (Import with /frb #import )"));
-                .format("history.use-database (Import with /frb #import )"));
             return false;
         }
         BlockVector3 target = getTarget(player, rightClick).toBlockPoint();

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

@@ -95,13 +95,13 @@ public class SplineBrush implements Brush, ResettableTool {
                 points.add(position);
             }
             this.positionSets.add(points);
-            player.print(BBC.getPrefix() + BBC.BRUSH_SPLINE_PRIMARY_2.s());
+            player.print(BBC.BRUSH_SPLINE_PRIMARY_2.s());
             if (!visualization) {
                 return;
             }
         }
         if (positionSets.size() < 2) {
-            player.print(BBC.getPrefix() + BBC.BRUSH_SPLINE_SECONDARY_ERROR.s());
+            player.print(BBC.BRUSH_SPLINE_SECONDARY_ERROR.s());
             return;
         }
         List<Vector3> centroids = new ArrayList<>();
@@ -133,7 +133,7 @@ public class SplineBrush implements Brush, ResettableTool {
             }
             editSession.drawSpline(pattern, currentSpline, 0, 0, 0, 10, 0, true);
         }
-        player.print(BBC.getPrefix() + BBC.BRUSH_SPLINE_SECONDARY.s());
+        player.print(BBC.BRUSH_SPLINE_SECONDARY.s());
         if (visualization) {
             numSplines = originalSize;
             positionSets.remove(positionSets.size() - 1);

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

@@ -36,7 +36,7 @@ public class SurfaceSpline implements Brush {
             if (max == -1) return;
 //            pos.mutY(max);
             path.add(BlockVector3.at(pos.getBlockX(), max, pos.getBlockZ()));
-            editSession.getPlayer().sendMessage(BBC.getPrefix() + BBC.BRUSH_SPLINE_PRIMARY_2.s());
+            editSession.getPlayer().sendMessage(BBC.BRUSH_SPLINE_PRIMARY_2.s());
             if (!vis) return;
         }
         LocalBlockVectorSet vset = new LocalBlockVectorSet();
@@ -90,6 +90,6 @@ public class SurfaceSpline implements Brush {
             editSession.setBlocks(newSet, pattern);
             if (!vis) path.clear();
         }
-        editSession.getPlayer().sendMessage(BBC.getPrefix() + BBC.BRUSH_SPLINE_SECONDARY.s());
+        editSession.getPlayer().sendMessage(BBC.BRUSH_SPLINE_SECONDARY.s());
     }
 }

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

@@ -78,10 +78,10 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     protected final DifferentialArray<int[]> main;
     protected DifferentialArray<int[]> overlay;
 
-    protected final CFIPrimtives primtives = new CFIPrimtives();
+    protected final CFIPrimitives primitives = new CFIPrimitives();
-    private CFIPrimtives oldPrimitives = new CFIPrimtives();
+    private CFIPrimitives oldPrimitives = new CFIPrimitives();
 
-    public final class CFIPrimtives implements Cloneable {
+    public final class CFIPrimitives implements Cloneable {
         protected int waterHeight = 0;
         protected int floorThickness = 0;
         protected int worldThickness = 0;
@@ -93,11 +93,11 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
 
         @Override
         public boolean equals(Object obj) {
-            if (obj == null || !(obj instanceof CFIPrimtives)) {
+            if (obj == null || !(obj instanceof CFIPrimitives)) {
                 return false;
             }
             try {
-                for (Field field : CFIPrimtives.class.getDeclaredFields()) {
+                for (Field field : CFIPrimitives.class.getDeclaredFields()) {
                     if (field.get(this) != field.get(obj)) return false;
                 }
             } catch (IllegalAccessException e) {
@@ -125,8 +125,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         out.writeBoolean(overlay != null);
         if (overlay != null) overlay.flushChanges(out);
         try {
-            for (Field field : ReflectionUtils.sortFields(CFIPrimtives.class.getDeclaredFields())) {
+            for (Field field : ReflectionUtils.sortFields(CFIPrimitives.class.getDeclaredFields())) {
-                Object now = field.get(primtives);
+                Object now = field.get(primitives);
                 Object old = field.get(oldPrimitives);
                 boolean diff = old != now;
                 out.writeBoolean(diff);
@@ -135,7 +135,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                     out.writePrimitive(now);
                 }
             }
-            resetPrimtives();
+            resetPrimitives();
         } catch (Throwable neverHappens) {
             neverHappens.printStackTrace();
         }
@@ -148,11 +148,11 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                 heights.isModified() ||
                 biomes.isModified() ||
                 (overlay != null && overlay.isModified()) ||
-                !primtives.equals(oldPrimitives);
+                !primitives.equals(oldPrimitives);
     }
 
-    private void resetPrimtives() throws CloneNotSupportedException {
+    private void resetPrimitives() throws CloneNotSupportedException {
-        oldPrimitives = (CFIPrimtives) primtives.clone();
+        oldPrimitives = (CFIPrimitives) primitives.clone();
     }
 
     @Override
@@ -163,13 +163,13 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         main.undoChanges(in);
         if (in.readBoolean()) overlay.undoChanges(in);
         try {
-            for (Field field : ReflectionUtils.sortFields(CFIPrimtives.class.getDeclaredFields())) {
+            for (Field field : ReflectionUtils.sortFields(CFIPrimitives.class.getDeclaredFields())) {
                 if (in.readBoolean()) {
-                    field.set(primtives, in.readPrimitive(field.getType())); // old
+                    field.set(primitives, in.readPrimitive(field.getType())); // old
                     in.readPrimitive(field.getType()); // new
                 }
             }
-            resetPrimtives();
+            resetPrimitives();
         } catch (Throwable neverHappens) {
             neverHappens.printStackTrace();
         }
@@ -185,13 +185,13 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         if (in.readBoolean()) overlay.redoChanges(in);
 
         try {
-            for (Field field : ReflectionUtils.sortFields(CFIPrimtives.class.getDeclaredFields())) {
+            for (Field field : ReflectionUtils.sortFields(CFIPrimitives.class.getDeclaredFields())) {
                 if (in.readBoolean()) {
                     in.readPrimitive(field.getType()); // old
-                    field.set(primtives, in.readPrimitive(field.getType())); // new
+                    field.set(primitives, in.readPrimitive(field.getType())); // new
                 }
             }
-            resetPrimtives();
+            resetPrimitives();
         } catch (Throwable neverHappens) {
             neverHappens.printStackTrace();
         }
@@ -332,7 +332,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             textureUtil = Fawe.get().getTextureUtil();
         }
         try {
-            if (primtives.randomVariation) {
+            if (primitives.randomVariation) {
                 return new RandomTextureUtil(textureUtil);
             } else if (textureUtil instanceof CachedTextureUtil) {
                 return textureUtil;
@@ -346,31 +346,31 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     public void setBedrockId(int bedrockId) {
-        this.primtives.bedrockId = bedrockId;
+        this.primitives.bedrockId = bedrockId;
     }
 
     public void setFloorThickness(int floorThickness) {
-        this.primtives.floorThickness = floorThickness;
+        this.primitives.floorThickness = floorThickness;
     }
 
     public void setWorldThickness(int height) {
-        this.primtives.worldThickness = height;
+        this.primitives.worldThickness = height;
     }
 
     public void setWaterHeight(int waterHeight) {
-        this.primtives.waterHeight = waterHeight;
+        this.primitives.waterHeight = waterHeight;
     }
 
     public void setWaterId(int waterId) {
-        this.primtives.waterId = waterId;
+        this.primitives.waterId = waterId;
     }
 
     public void setTextureRandomVariation(boolean randomVariation) {
-        this.primtives.randomVariation = randomVariation;
+        this.primitives.randomVariation = randomVariation;
     }
 
     public boolean getTextureRandomVariation() {
-        return this.primtives.randomVariation;
+        return this.primitives.randomVariation;
     }
 
     public void setTextureUtil(TextureUtil textureUtil) {
@@ -428,7 +428,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             }
             // Process table
             table.processSummedAreaTable();
-            { // Copy from table
+            // Copy from table
             int localIndex = 0;
             int zIndex = (minZ * getWidth());
             for (int z = minZ, localZ = 0; z <= maxZ; z++, localZ++, zIndex += getWidth()) {
@@ -441,7 +441,6 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             }
         }
     }
-    }
 
     private final void setLayerHeight(int index, int height) {
         int blockHeight = (height) >> 3;
@@ -909,8 +908,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                     }
                 }
             }
-            if (y <= primtives.waterHeight) {
+            if (y <= primitives.waterHeight) {
-                return primtives.waterId << 4;
+                return primitives.waterId << 4;
             }
             return 0;
         } else if (y == height) {
@@ -1020,11 +1019,11 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     public void setBiomePriority(int value) {
-        this.primtives.biomePriority = ((value * 65536) / 100) - 32768;
+        this.primitives.biomePriority = ((value * 65536) / 100) - 32768;
     }
 
     public int getBiomePriority() {
-        return ((primtives.biomePriority + 32768) * 100) / 65536;
+        return ((primitives.biomePriority + 32768) * 100) / 65536;
     }
 
     public void setBlockAndBiomeColor(BufferedImage img, Mask mask, BufferedImage imgMask, boolean whiteOnly) {
@@ -1061,7 +1060,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                                 .current().nextInt(256) > height)) continue;
                     }
                     int color = img.getRGB(x, z);
-                    if (textureUtil.getIsBlockCloserThanBiome(buffer, color, primtives.biomePriority)) {
+                    if (textureUtil.getIsBlockCloserThanBiome(buffer, color, primitives.biomePriority)) {
                         int combined = buffer[0];
                         mainArr[index] = combined;
                         floorArr[index] = combined;
@@ -1091,7 +1090,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                 boolean yBiome = y > 0 && y < heightIndex;
                 for (int x = 0; x < img.getWidth(); x++, index++) {
                     int color = img.getRGB(x, y);
-                    if (textureUtil.getIsBlockCloserThanBiome(buffer, color, primtives.biomePriority)) {
+                    if (textureUtil.getIsBlockCloserThanBiome(buffer, color, primitives.biomePriority)) {
                         int combined = buffer[0];
                         mainArr[index] = combined;
                         floorArr[index] = combined;
@@ -1131,7 +1130,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
         if (mask.getWidth() != getWidth() || mask.getHeight() != getLength())
             throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
         TextureUtil textureUtil = getTextureUtil();
 
         floor.record(() -> main.record(() -> {
@@ -1160,7 +1159,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     public void setColor(BufferedImage img, Mask mask) {
         if (img.getWidth() != getWidth() || img.getHeight() != getLength())
             throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
         TextureUtil textureUtil = getTextureUtil();
 
 
@@ -1193,7 +1192,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     public void setColor(BufferedImage img) {
         if (img.getWidth() != getWidth() || img.getHeight() != getLength())
             throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
         TextureUtil textureUtil = getTextureUtil();
 
         floor.record(() -> main.record(() -> {
@@ -1296,7 +1295,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         } else {
             if (img.getWidth() != getWidth() || img.getHeight() != getLength())
                 throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
-            primtives.modifiedMain = true;
+            primitives.modifiedMain = true;
 
             main.record(() -> {
                 int[] mainArr = main.get();
@@ -1349,7 +1348,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         } else {
             if (img.getWidth() != getWidth() || img.getHeight() != getLength())
                 throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
-            primtives.modifiedMain = true;
+            primitives.modifiedMain = true;
 
             main.record(() -> floor.record(() -> {
                 int[] floorArr = floor.get();
@@ -1416,7 +1415,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         if (pattern instanceof BlockStateHolder) {
             setMain(mask, ((BlockStateHolder) pattern).getInternalId());
         } else {
-            primtives.modifiedMain = true;
+            primitives.modifiedMain = true;
             int index = 0;
             for (int z = 0; z < getLength(); z++) {
                 mutable.mutZ(z);
@@ -1436,7 +1435,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
         if (pattern instanceof BlockStateHolder) {
             setColumn(mask, ((BlockStateHolder) pattern).getInternalId());
         } else {
-            primtives.modifiedMain = true;
+            primitives.modifiedMain = true;
             int index = 0;
             for (int z = 0; z < getLength(); z++) {
                 mutable.mutZ(z);
@@ -1597,12 +1596,12 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
             for (int layer = 0; layer <= maxLayer; layer++) {
                 chunk.hasSections[layer] = true;
             }
-            if (primtives.waterHeight != 0) {
+            if (primitives.waterHeight != 0) {
-                int maxIndex = (primtives.waterHeight) << 8;
+                int maxIndex = (primitives.waterHeight) << 8;
-                Arrays.fill(chunk.blocks, 0, maxIndex, primtives.waterId);
+                Arrays.fill(chunk.blocks, 0, maxIndex, primitives.waterId);
             }
 
-            if (primtives.modifiedMain) { // If the main block is modified, we can't short circuit this
+            if (primitives.modifiedMain) { // If the main block is modified, we can't short circuit this
                 for (int z = csz; z <= cez; z++) {
                     index = (z & 15) << 4;
                     for (int x = csx; x <= cex; x++, index++) {
@@ -1618,9 +1617,9 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                 Arrays.fill(chunk.blocks, 0, maxIndex, BlockID.STONE);
             }
 
-            final boolean hasFloorThickness = primtives.floorThickness != 0 || primtives.worldThickness != 0;
+            final boolean hasFloorThickness = primitives.floorThickness != 0 || primitives.worldThickness != 0;
-            if (primtives.worldThickness != 0) {
+            if (primitives.worldThickness != 0) {
-                int endLayer = ((minY - primtives.worldThickness + 1) >> 4);
+                int endLayer = ((minY - primitives.worldThickness + 1) >> 4);
                 for (int layer = 0; layer < endLayer; layer++) {
                     chunk.hasSections[layer] = false;
                 }
@@ -1645,8 +1644,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
 
                         int min = maxMainY;
 
-                        if (primtives.floorThickness != 0) {
+                        if (primitives.floorThickness != 0) {
-                            maxMainY = Math.max(0, maxMainY - (primtives.floorThickness - 1));
+                            maxMainY = Math.max(0, maxMainY - (primitives.floorThickness - 1));
                             for (int y = maxMainY; y <= height; y++) {
                                 chunk.blocks[index + (y << 8)] = floorCombined;
                             }
@@ -1655,8 +1654,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                             chunk.blocks[index + ((height) << 8)] = floorCombined;
                         }
 
-                        if (primtives.worldThickness != 0) {
+                        if (primitives.worldThickness != 0) {
-                            minMainY = Math.max(minY, min - primtives.worldThickness + 1);
+                            minMainY = Math.max(minY, min - primitives.worldThickness + 1);
                             for (int y = minY; y < minMainY; y++) {
                                 chunk.blocks[index + (y << 8)] = BlockID.AIR;
                             }
@@ -1676,8 +1675,8 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
                         chunk.blocks[overlayIndex] = overlayCombined;
                     }
 
-                    if (primtives.bedrockId != 0) {
+                    if (primitives.bedrockId != 0) {
-                        chunk.blocks[index] = primtives.bedrockId;
+                        chunk.blocks[index] = primitives.bedrockId;
                     }
                 }
             }
@@ -1775,7 +1774,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     private void setMain(Mask mask, int combined) {
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
         int index = 0;
         for (int z = 0; z < getLength(); z++) {
             mutable.mutZ(z);
@@ -1791,7 +1790,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     private void setColumn(Mask mask, int combined) {
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
         int index = 0;
         for (int z = 0; z < getLength(); z++) {
             mutable.mutZ(z);
@@ -1817,7 +1816,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     }
 
     private void setMain(int value) {
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
         main.record(() -> Arrays.fill(main.get(), value));
     }
 
@@ -1848,7 +1847,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     private void setMain(BufferedImage img, int combined, boolean white) {
         if (img.getWidth() != getWidth() || img.getHeight() != getLength())
             throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
 
         main.record(() -> {
             int index = 0;
@@ -1885,7 +1884,7 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
     private void setColumn(BufferedImage img, int combined, boolean white) {
         if (img.getWidth() != getWidth() || img.getHeight() != getLength())
             throw new IllegalArgumentException("Input image dimensions do not match the current height map!");
-        primtives.modifiedMain = true;
+        primitives.modifiedMain = true;
 
         main.record(() -> floor.record(() -> {
             int index = 0;

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

@@ -2,7 +2,6 @@ package com.boydti.fawe.object.changeset;
 
 import com.boydti.fawe.Fawe;
 import com.boydti.fawe.config.Settings;
-import com.boydti.fawe.jnbt.anvil.history.IAnvilHistory;
 import com.boydti.fawe.util.MainUtil;
 import com.google.common.base.Function;
 import com.google.common.collect.Iterators;
@@ -20,7 +19,7 @@ import java.util.List;
 import java.util.UUID;
 import javax.annotation.Nullable;
 
-public class AnvilHistory extends FaweChangeSet implements IAnvilHistory {
+public class AnvilHistory extends FaweChangeSet {
     private final File folder;
     private int size;
 
@@ -41,7 +40,7 @@ public class AnvilHistory extends FaweChangeSet implements IAnvilHistory {
         this.size = 0;
     }
 
-    @Override
+    //@Override
     public boolean addFileChange(File originalMCAFile) {
         try {
             Files.move(originalMCAFile.toPath(), Paths.get(folder.getPath(), originalMCAFile.getName()), StandardCopyOption.ATOMIC_MOVE);

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

@@ -22,7 +22,7 @@ public class CFIChangeSet extends FaweChangeSet {
         super(hmmg);
         File folder = MainUtil.getFile(Fawe.imp().getDirectory(), Settings.IMP.PATHS.HISTORY + File.separator + uuid + File.separator + "CFI" + File.separator + hmmg.getWorldName());
         int max = MainUtil.getMaxFileId(folder);
-        this.file = new File(folder, Integer.toString(max) + ".cfi");
+        this.file = new File(folder, max + ".cfi");
         File parent = this.file.getParentFile();
         if (!parent.exists()) this.file.getParentFile().mkdirs();
         if (!this.file.exists()) this.file.createNewFile();

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

@@ -121,6 +121,7 @@ public class DiskStorageHistory extends FaweStreamChangeSet {
         initFiles(folder);
     }
 
+    @Override
     public void delete() {
 //        Fawe.debug("Deleting history: " + getWorld().getName() + "/" + uuid + "/" + index);
         deleteFiles();

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

@@ -20,17 +20,11 @@ import com.sk89q.worldedit.history.change.EntityRemove;
 import com.sk89q.worldedit.history.changeset.ChangeSet;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.regions.Region;
-import com.sk89q.worldedit.util.task.LinkedFuture;
 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.BlockID;
-
 import java.util.Iterator;
-import java.util.Map;
-import java.util.Set;
 import java.util.UUID;
-import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Future;
 import java.util.concurrent.atomic.AtomicInteger;
 
@@ -57,7 +51,7 @@ public abstract class FaweChangeSet implements ChangeSet {
 
     public FaweChangeSet(String world) {
         this.worldName = world;
-        this.mainThread = (Fawe.get() == null) || Fawe.isMainThread();
+        this.mainThread = Fawe.get() == null || Fawe.isMainThread();
         this.layers = FaweCache.CHUNK_LAYERS;
     }
 
@@ -65,7 +59,7 @@ public abstract class FaweChangeSet implements ChangeSet {
         this.world = world;
         this.worldName = world.getName();
         this.mainThread = Fawe.isMainThread();
-        this.layers = (this.world.getMaxY() + 1) >> 4;
+        this.layers = this.world.getMaxY() + 1 >> 4;
     }
 
     public String getWorldName() {
@@ -177,6 +171,7 @@ public abstract class FaweChangeSet implements ChangeSet {
         addEntityRemove(tag);
     }
 
+    @Override
     public void add(Change change) {
         if (change.getClass() == BlockChange.class) {
             add((BlockChange) change);
@@ -211,11 +206,13 @@ public abstract class FaweChangeSet implements ChangeSet {
         try {
             if (from.hasNbtData()) {
                 CompoundTag nbt = from.getNbtData();
+                assert nbt != null;
                 MainUtil.setPosition(nbt, x, y, z);
                 addTileRemove(nbt);
             }
             if (to.hasNbtData()) {
                 CompoundTag nbt = to.getNbtData();
+                assert nbt != null;
                 MainUtil.setPosition(nbt, x, y, z);
                 addTileCreate(nbt);
             }
@@ -236,6 +233,7 @@ public abstract class FaweChangeSet implements ChangeSet {
         try {
             if (to.hasNbtData()) {
                 CompoundTag nbt = to.getNbtData();
+                assert nbt != null;
                 MainUtil.setPosition(nbt, x, y, z);
                 addTileCreate(nbt);
             }

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

@@ -312,6 +312,7 @@ public abstract class FaweStreamChangeSet extends FaweChangeSet {
         return originZ;
     }
 
+    @Override
     public void add(int x, int y, int z, int combinedFrom, int combinedTo) {
         blockSize++;
         try {
@@ -344,6 +345,7 @@ public abstract class FaweStreamChangeSet extends FaweChangeSet {
         }
     }
 
+    @Override
     public void addTileCreate(CompoundTag tag) {
         if (tag == null) {
             return;
@@ -357,6 +359,7 @@ public abstract class FaweStreamChangeSet extends FaweChangeSet {
         }
     }
 
+    @Override
     public void addTileRemove(CompoundTag tag) {
         if (tag == null) {
             return;
@@ -370,6 +373,7 @@ public abstract class FaweStreamChangeSet extends FaweChangeSet {
         }
     }
 
+    @Override
     public void addEntityRemove(CompoundTag tag) {
         if (tag == null) {
             return;
@@ -383,6 +387,7 @@ public abstract class FaweStreamChangeSet extends FaweChangeSet {
         }
     }
 
+    @Override
     public void addEntityCreate(CompoundTag tag) {
         if (tag == null) {
             return;
@@ -660,6 +665,7 @@ public abstract class FaweStreamChangeSet extends FaweChangeSet {
         }
     }
 
+    @Override
     public Iterator<Change> getIterator(final boolean dir) {
         close();
         try {

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

@@ -155,8 +155,7 @@ public class MemoryOptimizedHistory extends FaweStreamChangeSet {
         if (biomes == null) {
             return null;
         }
-        FaweInputStream result = MainUtil.getCompressedIS(new FastByteArraysInputStream(biomes));
+        return MainUtil.getCompressedIS(new FastByteArraysInputStream(biomes));
-        return result;
     }
 
     @Override

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

@@ -11,7 +11,6 @@ import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.block.BlockState;
-import com.sk89q.worldedit.world.block.BlockStateHolder;
 import java.util.Iterator;
 
 public class ResizableClipboardBuilder extends MemoryOptimizedHistory {
@@ -63,13 +62,13 @@ public class ResizableClipboardBuilder extends MemoryOptimizedHistory {
         BlockVector3 pos2 = BlockVector3.at(maxX, maxY, maxZ);
         CuboidRegion region = new CuboidRegion(pos1, pos2);
         BlockArrayClipboard clipboard = new BlockArrayClipboard(region);
-        Iterator<Change> iter = getIterator(true);
+        Iterator<Change> iterator = getIterator(true);
         try {
-            while (iter.hasNext()) {
+            while (iterator.hasNext()) {
-                Change change = iter.next();
+                Change change = iterator.next();
                 if (change instanceof MutableBlockChange) {
                     MutableBlockChange blockChange = (MutableBlockChange) change;
-                    BlockStateHolder block = BlockState.getFromInternalId(blockChange.combinedId);
+                    BlockState block = BlockState.getFromInternalId(blockChange.combinedId);
                     clipboard.setBlock(blockChange.x, blockChange.y, blockChange.z, block);
                 } else if (change instanceof MutableTileChange) {
                     MutableTileChange tileChange = (MutableTileChange) change;

worldedit-core/src/main/java/com/boydti/fawe/object/clipboard/remap/ClipboardRemapper.java

@@ -247,12 +247,11 @@ public class ClipboardRemapper {
 
         mapPEtoPC.put(new BaseBlock(198,-1), new BaseBlock(208,-1));
         mapPEtoPC.put(new BaseBlock(207,-1), new BaseBlock(212,-1));
-        { // beetroot
+        // beetroot
         mapPEtoPC.put(new BaseBlock(244, 2), new BaseBlock(207, 1));
         mapPEtoPC.put(new BaseBlock(244, 4), new BaseBlock(207, 2));
         mapPEtoPC.put(new BaseBlock(244, 7), new BaseBlock(207, 3));
         for (int data = 3; data < 16; data++) mapPEtoPC.putIfAbsent(new BaseBlock(244, data), new BaseBlock(207, data));
-        }
 
         for (int data = 0; data < 16; data++) {
             mapPEtoPC.put(new BaseBlock(218, data), new BaseBlock(219 + data, -1));

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

@@ -35,7 +35,7 @@ public class LongHashSet {
     }
 
     public static int lsw(long l) {
-        return (int) (l & 0xFFFFFFFF) + Integer.MIN_VALUE;
+        return (int) l + Integer.MIN_VALUE;
     }
 
     public boolean containsKey(int msw, int lsw) {

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

@@ -5,13 +5,11 @@ import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.MutableBlockVector2;
 import com.sk89q.worldedit.math.MutableBlockVector3;
-import org.jetbrains.annotations.NotNull;
-
 import java.util.AbstractSet;
 import java.util.Arrays;
-import java.util.HashSet;
 import java.util.Iterator;
 import java.util.Set;
+import org.jetbrains.annotations.NotNull;
 
 /**
  * Memory optimized BlockVector3 Set using a sparsely populated bitset and grouped by chunk section
@@ -706,25 +704,26 @@ public final class MemBlockSet extends BlockSet {
         long total = 0;
         long lastBit = 0;
         int lastCount = 0;
-        for (int X = 0; X < rows.length; X++) {
+        for (int x = 0; x < rows.length; x++) {
-            IRow nullRowX = rows[X];
+            IRow nullRowX = rows[x];
             if (!(nullRowX instanceof RowX)) continue;
             RowX rowx = (RowX) nullRowX;
-            for (int Z = 0; Z < rowx.rows.length; Z++) {
+            for (int z = 0; z < rowx.rows.length; z++) {
-                IRow nullRowZ = rowx.rows[Z];
+                IRow nullRowZ = rowx.rows[z];
                 if (!(nullRowZ instanceof RowZ)) continue;
                 RowZ rowz = (RowZ) nullRowZ;
-                outer:
+                for (int y = 0; y < 16; y++) {
-                for (int Y = 0; Y < 16; Y++) {
+                    IRow nullRowY = rowz.rows[y];
-                    IRow nullRowY = rowz.rows[Y];
+                    if (!(nullRowY instanceof RowY)) {
-                    if (!(nullRowY instanceof RowY)) continue;
+                        continue;
+                    }
                     RowY rowY = (RowY) nullRowY;
                     for (long bit : rowY.bits) {
-                        if (bit == 0) continue;
+                        if (bit == 0) {
-                        else if (bit == -1L) {
+                            continue;
+                        } else if (bit == -1L) {
                             total += 64;
-                        }
+                        } else if (bit == lastBit) {
-                        else if (bit == lastBit) {
                             total += lastCount;
                         } else {
                             lastBit = bit;

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

@@ -3,6 +3,7 @@ package com.boydti.fawe.object.collection;
 import com.boydti.fawe.util.MathMan;
 
 public class SummedAreaTable {
+
     private final char[] source;
     private final long[] summed;
     private final int length;
@@ -28,10 +29,9 @@ public class SummedAreaTable {
 
     public void processSummedAreaTable() {
         int rowSize = source.length / width;
-        int colSize = width;
         int index = 0;
         for (int i = 0; i < rowSize; i++) {
-            for (int j = 0; j < colSize; j++, index++) {
+            for (int j = 0; j < width; j++, index++) {
                 long val = getVal(i, j, index, source[index]);
                 summed[index] = val;
             }
@@ -39,7 +39,9 @@ public class SummedAreaTable {
     }
 
     private long getSum(int index) {
-        if (index < 0) return 0;
+        if (index < 0) {
+            return 0;
+        }
         return summed[index];
     }
 

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

@@ -344,8 +344,7 @@ public class BufferedRandomAccessFile extends RandomAccessFile {
             if (this.curr_ == this.hi_)
                 return -1;
         }
-        byte res = this.buff_[(int) (this.curr_ - this.lo_)];
+        return this.buff_[(int) (this.curr_ - this.lo_)];
-        return res;
     }
 
     public void writeCurrent(byte b) throws IOException {

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

@@ -23,7 +23,7 @@ public class RandomFileOutputStream extends OutputStream {
     protected boolean closeParent;
 
 // *****************************************************************************
-// INSTANCE CONSTRUCTION/INITIALIZATON/FINALIZATION, OPEN/CLOSE
+// INSTANCE CONSTRUCTION/INITIALIZATION/FINALIZATION, OPEN/CLOSE
 // *****************************************************************************
 
     public RandomFileOutputStream(String fnm) throws IOException {

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

@@ -1,6 +1,5 @@
 package com.boydti.fawe.object.progress;
 
-import com.boydti.fawe.config.BBC;
 import com.boydti.fawe.object.FawePlayer;
 
 public class ChatProgressTracker extends DefaultProgressTracker {
@@ -11,6 +10,6 @@ public class ChatProgressTracker extends DefaultProgressTracker {
 
     @Override
     public void sendTile(String title, String sub) {
-        getPlayer().sendMessage(BBC.getPrefix() + title + sub);
+        getPlayer().sendMessage(title + sub);
     }
 }

worldedit-core/src/main/java/com/boydti/fawe/object/regions/selector/FuzzyRegionSelector.java

@@ -20,6 +20,8 @@ import com.sk89q.worldedit.regions.selector.limit.SelectorLimits;
 import com.sk89q.worldedit.world.World;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
 import javax.annotation.Nullable;
 
 public class FuzzyRegionSelector extends AbstractDelegateExtent implements RegionSelector {
@@ -147,11 +149,8 @@ public class FuzzyRegionSelector extends AbstractDelegateExtent implements Regio
 
     @Override
     public List<String> getInformationLines() {
-        final List<String> lines = new ArrayList<>();
+        return IntStream.range(0, positions.size())
-        for (int i = 0; i < positions.size(); i++) {
+            .mapToObj(i -> "Position " + i + ": " + positions.get(i)).collect(Collectors.toList());
-            lines.add("Position " + i + ": " + positions.get(i));
-        }
-        return lines;
     }
 
     @Override

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

@@ -38,7 +38,6 @@ public class PNGWriter implements ClipboardWriter {
         double d = Math.min((double) imageSize / length, (double) imageSize / width) / 3;
         double d_2 = d / 2;
         double cx = (double) imageSize / 2;
-        double cy = (double) imageSize / 2;
 
         int[] poly1X = new int[4];
         int[] poly1Y = new int[4];
@@ -106,50 +105,47 @@ public class PNGWriter implements ClipboardWriter {
                         continue;
                     }
                     double cpy = cpy2 - dpxi[y - y0];
-                    poly1X[0] = (int) (cpx);
+                    poly1X[0] = (int) cpx;
-                    poly1Y[0] = (int) (cpy);
+                    poly1Y[0] = (int) cpy;
                     poly1X[1] = (int) (cpx - d);
                     poly1Y[1] = (int) (cpy - d_2);
-                    poly1X[2] = (int) (cpx);
+                    poly1X[2] = (int) cpx;
                     poly1Y[2] = (int) (cpy - d);
                     poly1X[3] = (int) (cpx + d);
                     poly1Y[3] = (int) (cpy - d_2);
 
-                    poly2X[0] = (int) (cpx);
+                    poly2X[0] = (int) cpx;
-                    poly2Y[0] = (int) (cpy);
+                    poly2Y[0] = (int) cpy;
                     poly2X[1] = (int) (cpx + d);
                     poly2Y[1] = (int) (cpy - d_2);
                     poly2X[2] = (int) (cpx + d);
                     poly2Y[2] = (int) (cpy + d_2 + dpxi[0]);
-                    poly2X[3] = (int) (cpx);
+                    poly2X[3] = (int) cpx;
                     poly2Y[3] = (int) (cpy + dpxi[1]);
 
-                    poly3X[0] = (int) (cpx);
+                    poly3X[0] = (int) cpx;
-                    poly3Y[0] = (int) (cpy);
+                    poly3Y[0] = (int) cpy;
                     poly3X[1] = (int) (cpx - d);
                     poly3Y[1] = (int) (cpy - d_2);
                     poly3X[2] = (int) (cpx - d);
                     poly3Y[2] = (int) (cpy + d_2 + dpxi[0]);
-                    poly3X[3] = (int) (cpx);
+                    poly3X[3] = (int) cpx;
                     poly3Y[3] = (int) (cpy + dpxi[1]);
 
                     Color colorTop = new Color(tu.getColor(block.getBlockType()));
-                    Color colorRight = colorTop;
-                    Color colorLeft = colorTop;
 
-                    if (fill) {
                     g2.setColor(colorTop);
+                    if (fill) {
                         g2.fillPolygon(poly1X, poly1Y, 4);
-                        g2.setColor(colorRight);
+                        g2.setColor(colorTop);
                         g2.fillPolygon(poly2X, poly2Y, 4);
-                        g2.setColor(colorLeft);
+                        g2.setColor(colorTop);
                         g2.fillPolygon(poly3X, poly3Y, 4);
                     } else {
-                        g2.setColor(colorTop);
                         g2.drawPolygon(poly1X, poly1Y, 4);
-                        g2.setColor(colorRight);
+                        g2.setColor(colorTop);
                         g2.drawPolygon(poly2X, poly2Y, 4);
-                        g2.setColor(colorLeft);
+                        g2.setColor(colorTop);
                         g2.drawPolygon(poly3X, poly3Y, 4);
                     }
                 }

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

@@ -11,7 +11,6 @@ import com.boydti.fawe.object.FawePlayer;
 import com.boydti.fawe.object.RegionWrapper;
 import com.boydti.fawe.object.RunnableVal;
 import com.boydti.fawe.object.RunnableVal2;
-import com.boydti.fawe.object.changeset.CPUOptimizedChangeSet;
 import com.boydti.fawe.object.changeset.FaweStreamChangeSet;
 import com.boydti.fawe.object.io.AbstractDelegateOutputStream;
 import com.github.luben.zstd.ZstdInputStream;
@@ -93,7 +92,6 @@ public class MainUtil {
      *  e.g. sending messages
      */
     public static void sendMessage(final FawePlayer<?> player, String message) {
-        message = BBC.color(message);
         if (player == null) {
             Fawe.debug(message);
         } else {
@@ -237,8 +235,8 @@ public class MainUtil {
         if (changeSet instanceof FaweStreamChangeSet) {
             FaweStreamChangeSet fscs = (FaweStreamChangeSet) changeSet;
             return fscs.getSizeOnDisk() + fscs.getSizeInMemory();
-        } else if (changeSet instanceof CPUOptimizedChangeSet) {
+//        } else if (changeSet instanceof CPUOptimizedChangeSet) {
-            return changeSet.size() + 32;
+//            return changeSet.size() + 32;
         } else if (changeSet != null) {
             return changeSet.size() * 128;
         } else {
@@ -631,7 +629,6 @@ public class MainUtil {
         boolean reading = false;
         int index = 1;
         int numIndex = 1;
-        outer:
         for (int i = len; i >= 2; i--) {
             char c = fileName.charAt(i);
             if (!reading) {
@@ -644,7 +641,9 @@ public class MainUtil {
                     break;
                 case '.':
                     res[index--] = val;
-                    if (index == -1) return res;
+                    if (index == -1) {
+                        return res;
+                    }
                     val = 0;
                     numIndex = 1;
                     break;

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

@@ -28,8 +28,7 @@ public class MemUtil {
     }
 
     public static long getUsedBytes() {
-        long used = Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
+        return Runtime.getRuntime().totalMemory() - Runtime.getRuntime().freeMemory();
-        return used;
     }
 
     public static long getFreeBytes() {

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

@@ -1,6 +1,7 @@
 package com.boydti.fawe.util;
 
 import com.sk89q.worldedit.util.auth.Subject;
+import org.jetbrains.annotations.NotNull;
 
 public enum Permission {
     /*
@@ -17,11 +18,8 @@ public enum Permission {
     }
 
 
-    public static boolean hasPermission(Subject player, String permission) {
+    public static boolean hasPermission(@NotNull Subject player, String permission) {
-        if (player == null || player.hasPermission(ADMIN.permission)) {
+        if (player.hasPermission(ADMIN.permission) || player.hasPermission(permission)) {
-            return true;
-        }
-        if (player.hasPermission(permission)) {
             return true;
         }
         final String[] nodes = permission.split("\\.");

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

@@ -6,33 +6,12 @@ import java.util.Arrays;
 import java.util.Collection;
 import java.util.Comparator;
 import java.util.List;
-import java.util.Map;
-import java.util.Map.Entry;
 import java.util.Set;
 import java.util.function.Function;
+import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
 public class StringMan {
-    public static String replaceFromMap(String string, Map<String, String> replacements) {
-        final StringBuilder sb = new StringBuilder(string);
-        int size = string.length();
-        for (Entry<String, String> entry : replacements.entrySet()) {
-            if (size == 0) {
-                break;
-            }
-            final String key = entry.getKey();
-            final String value = entry.getValue();
-            int start = sb.indexOf(key, 0);
-            while (start > -1) {
-                final int end = start + key.length();
-                final int nextSearchStart = start + value.length();
-                sb.replace(start, end, value);
-                size -= end - start;
-                start = sb.indexOf(key, nextSearchStart);
-            }
-        }
-        return sb.toString();
-    }
 
     public static boolean containsAny(CharSequence sequence, String any) {
         return IntStream.range(0, sequence.length())
@@ -516,10 +495,6 @@ public class StringMan {
     }
 
     public static String repeat(String s, int n) {
-        final StringBuilder sb = new StringBuilder();
+        return IntStream.range(0, n).mapToObj(i -> s).collect(Collectors.joining());
-        for (int i = 0; i < n; i++) {
-            sb.append(s);
-        }
-        return sb.toString();
     }
 }

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

@@ -99,9 +99,9 @@ public class WEManager {
             synchronized (masks) {
                 boolean removed = false;
                 if (!masks.isEmpty()) {
-                    Iterator<FaweMask> iter = masks.iterator();
+                    Iterator<FaweMask> iterator = masks.iterator();
-                    while (iter.hasNext()) {
+                    while (iterator.hasNext()) {
-                        FaweMask mask = iter.next();
+                        FaweMask mask = iterator.next();
                         if (mask.isValid(player, type)) {
                             Region region = mask.getRegion();
                             if (region.contains(loc.toBlockPoint())) {
@@ -112,7 +112,7 @@ public class WEManager {
                             }
                         } else {
                             removed = true;
-                            iter.remove();
+                            iterator.remove();
                         }
                     }
                 }

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

@@ -170,7 +170,7 @@ public class PlayerWrapper extends AbstractPlayerActor {
     }
 
     @Override
-    public void findFreePosition(final Location searchPos) {
+    public void findFreePosition(Location searchPos) {
         TaskManager.IMP.sync(new RunnableVal<Boolean>() {
             @Override
             public void run(Boolean value) {
@@ -180,7 +180,7 @@ public class PlayerWrapper extends AbstractPlayerActor {
     }
 
     @Override
-    public void setOnGround(final Location searchPos) {
+    public void setOnGround(Location searchPos) {
         TaskManager.IMP.sync(new RunnableVal<Boolean>() {
             @Override
             public void run(Boolean value) {
@@ -284,7 +284,7 @@ public class PlayerWrapper extends AbstractPlayerActor {
     }
 
     @Override
-    public void floatAt(final int x, final int y, final int z, final boolean alwaysGlass) {
+    public void floatAt(int x, int y, int z, boolean alwaysGlass) {
         RuntimeException caught = null;
         try {
             EditSession edit = new EditSessionBuilder(parent.getWorld()).player(FawePlayer.wrap(this)).build();
@@ -309,7 +309,7 @@ public class PlayerWrapper extends AbstractPlayerActor {
     }
 
     @Override
-    public Location getBlockTrace(final int range, final boolean useLastBlock) {
+    public Location getBlockTrace(int range, boolean useLastBlock) {
         return TaskManager.IMP.sync(new RunnableVal<Location>() {
             @Override
             public void run(Location value) {
@@ -320,7 +320,7 @@ public class PlayerWrapper extends AbstractPlayerActor {
     }
 
     @Override
-    public Location getBlockTraceFace(final int range, final boolean useLastBlock) {
+    public Location getBlockTraceFace(int range, boolean useLastBlock) {
         return TaskManager.IMP.sync(new RunnableVal<Location>() {
             @Override
             public void run(Location value) {
@@ -331,7 +331,7 @@ public class PlayerWrapper extends AbstractPlayerActor {
     }
 
     @Override
-    public Location getSolidBlockTrace(final int range) {
+    public Location getSolidBlockTrace(int range) {
         return TaskManager.IMP.sync(new RunnableVal<Location>() {
             @Override
             public void run(Location value) {
@@ -347,7 +347,7 @@ public class PlayerWrapper extends AbstractPlayerActor {
     }
 
     @Override
-    public boolean passThroughForwardWall(final int range) {
+    public boolean passThroughForwardWall(int range) {
         return TaskManager.IMP.sync(() -> {
             int searchDist = 0;
             TargetBlock hitBlox = new TargetBlock(PlayerWrapper.this, range, 0.2);

worldedit-core/src/main/java/com/sk89q/jnbt/NBTConstants.java

@@ -20,13 +20,14 @@
 package com.sk89q.jnbt;
 
 import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
 
 /**
  * A class which holds constant values.
  */
 public final class NBTConstants {
 
-    public static final Charset CHARSET = Charset.forName("UTF-8");
+    public static final Charset CHARSET = StandardCharsets.UTF_8;
 
     public static final int TYPE_END = 0, TYPE_BYTE = 1, TYPE_SHORT = 2,
             TYPE_INT = 3, TYPE_LONG = 4, TYPE_FLOAT = 5, TYPE_DOUBLE = 6,

worldedit-core/src/main/java/com/sk89q/util/StringUtil.java

@@ -135,7 +135,7 @@ public final class StringUtil {
         }
         StringBuilder buffer = new StringBuilder(Integer.toString(str[initialIndex]));
         for (int i = initialIndex + 1; i < str.length; ++i) {
-            buffer.append(delimiter).append(Integer.toString(str[i]));
+            buffer.append(delimiter).append(str[i]);
         }
         return buffer.toString();
     }

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

@@ -103,6 +103,7 @@ import com.sk89q.worldedit.internal.expression.runtime.ExpressionTimeoutExceptio
 import com.sk89q.worldedit.internal.expression.runtime.RValue;
 import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
+import com.sk89q.worldedit.math.MathUtils;
 import com.sk89q.worldedit.math.MutableBlockVector2;
 import com.sk89q.worldedit.math.MutableBlockVector3;
 import com.sk89q.worldedit.math.Vector2;
@@ -150,13 +151,9 @@ import java.util.UUID;
 import java.util.concurrent.ThreadLocalRandom;
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
-
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import static com.google.common.base.Preconditions.checkArgument;
-import static com.google.common.base.Preconditions.checkNotNull;
-
 /**
  * An {@link Extent} that handles history, {@link BlockBag}s, change limits,
  * block re-ordering, and much more. Most operations in WorldEdit use this class.
@@ -206,7 +203,6 @@ public class EditSession extends AbstractDelegateExtent implements SimpleWorld,
     private final World world;
     private final String worldName;
     private boolean wrapped;
-    private boolean fastMode;
     private final HistoryExtent history;
     private AbstractDelegateExtent bypassHistory;
     private AbstractDelegateExtent bypassAll;
@@ -1401,6 +1397,29 @@ public class EditSession extends AbstractDelegateExtent implements SimpleWorld,
         return replaceBlocks(region, mask, pattern);
     }
 
+    /**
+     * Sets the blocks at the center of the given region to the given pattern.
+     * If the center sits between two blocks on a certain axis, then two blocks
+     * will be placed to mark the center.
+     *
+     * @param region the region to find the center of
+     * @param pattern the replacement pattern
+     * @return the number of blocks placed
+     * @throws MaxChangedBlocksException thrown if too many blocks are changed
+     */
+    public int center(Region region, Pattern pattern) throws MaxChangedBlocksException {
+        checkNotNull(region);
+        checkNotNull(pattern);
+
+        Vector3 center = region.getCenter();
+        Region centerRegion = new CuboidRegion(
+            getWorld(), // Causes clamping of Y range
+            BlockVector3.at(((int) center.getX()), ((int) center.getY()), ((int) center.getZ())),
+            BlockVector3.at(MathUtils.roundHalfUp(center.getX()),
+                center.getY(), MathUtils.roundHalfUp(center.getZ())));
+        return setBlocks(centerRegion, pattern);
+    }
+
     /**
      * Make the faces of the given region as if it was a {@link CuboidRegion}.
      *
@@ -2971,7 +2990,7 @@ public class EditSession extends AbstractDelegateExtent implements SimpleWorld,
                 double scaledZ = (z - zero2D.getZ()) / unit2D.getZ();
 
                 try {
-                    if (expression.evaluateTimeout(timeout, scaledX, scaledZ, timeout) <= 0) {
+                    if (expression.evaluate(new double[]{scaledX, scaledZ}, timeout) <= 0) {
                         return null;
                     }
 

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

@@ -56,6 +56,7 @@ import com.sk89q.worldedit.command.tool.SinglePickaxe;
 import com.sk89q.worldedit.command.tool.Tool;
 import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.extension.platform.Actor;
+import com.sk89q.worldedit.extension.platform.Locatable;
 import com.sk89q.worldedit.extent.inventory.BlockBag;
 import com.sk89q.worldedit.function.mask.Mask;
 import com.sk89q.worldedit.function.operation.ChangeSetExecutor;
@@ -70,7 +71,6 @@ import com.sk89q.worldedit.regions.RegionSelector;
 import com.sk89q.worldedit.regions.selector.CuboidRegionSelector;
 import com.sk89q.worldedit.regions.selector.RegionSelectorType;
 import com.sk89q.worldedit.session.ClipboardHolder;
-import com.sk89q.worldedit.session.request.Request;
 import com.sk89q.worldedit.util.Countable;
 import com.sk89q.worldedit.util.HandSide;
 import com.sk89q.worldedit.world.World;
@@ -313,10 +313,6 @@ public class LocalSession implements TextureHolder {
         return (historyNegativeIndex == null ? historyNegativeIndex = 0 : historyNegativeIndex);
     }
 
-    public void setHistoryIndex(int value) {
-        historyNegativeIndex = history.size() - value - 1;
-    }
-
     public boolean save() {
         saveHistoryNegativeIndex(uuid, currentWorld);
         if (defaultSelector == RegionSelectorType.CUBOID) {
@@ -505,13 +501,14 @@ public class LocalSession implements TextureHolder {
      * Performs an undo.
      *
      * @param newBlockBag a new block bag
-     * @param player the player
+     * @param actor the actor
      * @return whether anything was undone
      */
-    public EditSession undo(@Nullable BlockBag newBlockBag, Player player) {
+    public EditSession undo(@Nullable BlockBag newBlockBag, Actor actor) {
-        checkNotNull(player);
+        checkNotNull(actor);
-        FawePlayer fp = FawePlayer.wrap(player);
+        //TODO This method needs to be modified to use actors instead of FAWEPlayer
-        loadSessionHistoryFromDisk(player.getUniqueId(), fp.getWorldForEditing());
+        FawePlayer fp = FawePlayer.wrap((Player)actor);
+        loadSessionHistoryFromDisk(actor.getUniqueId(), fp.getWorldForEditing());
         if (getHistoryNegativeIndex() < history.size()) {
             FaweChangeSet changeSet = getChangeSet(history.get(getHistoryIndex()));
             try (EditSession newEditSession = new EditSessionBuilder(changeSet.getWorld())
@@ -521,7 +518,7 @@ public class LocalSession implements TextureHolder {
                     .fastmode(false)
                     .limitUnprocessed(fp)
                     .player(fp)
-                    .blockBag(getBlockBag(player))
+                    .blockBag(getBlockBag((Player)actor))
                     .build()) {
                 newEditSession.setBlocks(changeSet, ChangeSetExecutor.Type.UNDO);
                 setDirty();
@@ -542,13 +539,14 @@ public class LocalSession implements TextureHolder {
      * Performs a redo
      *
      * @param newBlockBag a new block bag
-     * @param player the player
+     * @param actor the actor
      * @return whether anything was redone
      */
-    public EditSession redo(@Nullable BlockBag newBlockBag, Player player) {
+    public EditSession redo(@Nullable BlockBag newBlockBag, Actor actor) {
-        checkNotNull(player);
+        checkNotNull(actor);
-        FawePlayer fp = FawePlayer.wrap(player);
+        //TODO This method needs to be modified to use actors instead of FAWEPlayer
-        loadSessionHistoryFromDisk(player.getUniqueId(), fp.getWorldForEditing());
+        FawePlayer fp = FawePlayer.wrap((Player)actor);
+        loadSessionHistoryFromDisk(actor.getUniqueId(), fp.getWorldForEditing());
         if (getHistoryNegativeIndex() > 0) {
             setDirty();
             historyNegativeIndex--;
@@ -560,7 +558,7 @@ public class LocalSession implements TextureHolder {
                     .fastmode(false)
                     .limitUnprocessed(fp)
                     .player(fp)
-                    .blockBag(getBlockBag(player))
+                    .blockBag(getBlockBag((Player)actor))
                     .build()) {
                 newEditSession.setBlocks(changeSet, ChangeSetExecutor.Type.REDO);
                 return newEditSession;
@@ -849,14 +847,18 @@ public class LocalSession implements TextureHolder {
      * Get the position use for commands that take a center point
      * (i.e. //forestgen, etc.).
      *
-     * @param player the player
+     * @param actor the actor
      * @return the position to use
      * @throws IncompleteRegionException thrown if a region is not fully selected
      */
-    public BlockVector3 getPlacementPosition(Player player) throws IncompleteRegionException {
+    public BlockVector3 getPlacementPosition(Actor actor) throws IncompleteRegionException {
-        checkNotNull(player);
+        checkNotNull(actor);
         if (!placeAtPos1) {
-            return player.getBlockIn().toVector().toBlockPoint();
+            if (actor instanceof Locatable) {
+                return ((Locatable) actor).getBlockLocation().toVector().toBlockPoint();
+            } else {
+                throw new IncompleteRegionException();
+            }
         }
 
         return selector.getPrimaryPosition();
@@ -1093,9 +1095,9 @@ public class LocalSession implements TextureHolder {
     /**
      * Tell the player the WorldEdit version.
      *
-     * @param player the player
+     * @param actor the actor
      */
-    public void tellVersion(Actor player) {
+    public void tellVersion(Actor actor) {
     }
 
     public boolean shouldUseServerCUI() {
@@ -1325,7 +1327,7 @@ public class LocalSession implements TextureHolder {
     /**
      * Construct a new edit session.
      *
-     * @param player the player
+     * @param player the actor
      * @return an edit session
      */
     public EditSession createEditSession(Player player) {
@@ -1334,12 +1336,12 @@ public class LocalSession implements TextureHolder {
         BlockBag blockBag = getBlockBag(player);
 
         World world = player.getWorld();
-        boolean isPlayer = player.isPlayer();
         EditSessionBuilder builder = new EditSessionBuilder(world);
         if (player.isPlayer()) builder.player(FawePlayer.wrap(player));
         builder.blockBag(blockBag);
         builder.fastmode(fastMode);
 
+        // Create an edit session
         EditSession editSession = builder.build();
 
         if (mask != null) {

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

@@ -109,7 +109,7 @@ public final class WorldEdit {
     private final PlatformManager platformManager = new PlatformManager(this);
     private final EditSessionFactory editSessionFactory = new EditSessionFactory.EditSessionFactoryImpl(eventBus);
     private final SessionManager sessions = new SessionManager(this);
-    private final ListeningExecutorService executorService = MoreExecutors.listeningDecorator(EvenMoreExecutors.newBoundedCachedThreadPool(0, 1, 20));
+    private final ListeningExecutorService executorService = MoreExecutors.listeningDecorator(EvenMoreExecutors.newBoundedCachedThreadPool(0, 1, 20));;
     private final Supervisor supervisor = new SimpleSupervisor();
 
     private final BlockFactory blockFactory = new BlockFactory(this);
@@ -232,7 +232,7 @@ public final class WorldEdit {
      * traversal exploits by checking the root directory and the file directory.
      * On success, a {@code java.io.File} object will be returned.
      *
-     * @param player the player
+     * @param actor the actor
      * @param dir sub-directory to look in
      * @param filename filename (user-submitted)
      * @param defaultExt append an extension if missing one, null to not use
@@ -240,8 +240,8 @@ public final class WorldEdit {
      * @return a file
      * @throws FilenameException thrown if the filename is invalid
      */
-    public File getSafeSaveFile(Player player, File dir, String filename, String defaultExt, String... extensions) throws FilenameException {
+    public File getSafeSaveFile(Actor actor, File dir, String filename, String defaultExt, String... extensions) throws FilenameException {
-        return getSafeFile(player, dir, filename, defaultExt, extensions, true);
+        return getSafeFile(actor, dir, filename, defaultExt, extensions, true);
     }
 
     /**
@@ -250,7 +250,7 @@ public final class WorldEdit {
      * traversal exploits by checking the root directory and the file directory.
      * On success, a {@code java.io.File} object will be returned.
      *
-     * @param player the player
+     * @param actor the actor
      * @param dir sub-directory to look in
      * @param filename filename (user-submitted)
      * @param defaultExt append an extension if missing one, null to not use
@@ -258,14 +258,14 @@ public final class WorldEdit {
      * @return a file
      * @throws FilenameException thrown if the filename is invalid
      */
-    public File getSafeOpenFile(Player player, File dir, String filename, String defaultExt, String... extensions) throws FilenameException {
+    public File getSafeOpenFile(Actor actor, File dir, String filename, String defaultExt, String... extensions) throws FilenameException {
-        return getSafeFile(player, dir, filename, defaultExt, extensions, false);
+        return getSafeFile(actor, dir, filename, defaultExt, extensions, false);
     }
 
     /**
      * Get a safe path to a file.
      *
-     * @param player the player
+     * @param actor the actor
      * @param dir sub-directory to look in
      * @param filename filename (user-submitted)
      * @param defaultExt append an extension if missing one, null to not use
@@ -274,16 +274,16 @@ public final class WorldEdit {
      * @return a file
      * @throws FilenameException thrown if the filename is invalid
      */
-    private File getSafeFile(@Nullable Player player, File dir, String filename, String defaultExt, String[] extensions, boolean isSave) throws FilenameException {
+    private File getSafeFile(@Nullable Actor actor, File dir, String filename, String defaultExt, String[] extensions, boolean isSave) throws FilenameException {
         if (extensions != null && (extensions.length == 1 && extensions[0] == null)) extensions = null;
 
         File f;
 
-        if (filename.equals("#") && player != null) {
+        if (filename.equals("#") && actor != null) {
             if (isSave) {
-                f = player.openFileSaveDialog(extensions);
+                f = actor.openFileSaveDialog(extensions);
             } else {
-                f = player.openFileOpenDialog(extensions);
+                f = actor.openFileOpenDialog(extensions);
             }
 
             if (f == null) {

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

@@ -22,7 +22,6 @@ package com.sk89q.worldedit.command;
 import static com.sk89q.worldedit.command.util.Logging.LogMode.REGION;
 
 import com.boydti.fawe.config.BBC;
-import com.boydti.fawe.object.visitor.Fast2DIterator;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.LocalSession;
 import com.sk89q.worldedit.WorldEdit;
@@ -141,14 +140,14 @@ public class BiomeCommands {
             Region region = session.getSelection(world);
 
             if (region instanceof FlatRegion) {
-                for (BlockVector2 pt : new Fast2DIterator(((FlatRegion) region).asFlatRegion(), editSession)) {
+                for (BlockVector2 pt : ((FlatRegion) region).asFlatRegion()) {
                     biomes.add(world.getBiome(pt));
                 }
             } else {
                 RegionVisitor visitor = new RegionVisitor(region, position -> {
                     biomes.add(world.getBiome(position.toBlockVector2()));
                     return true;
-                }, editSession);
+                });
                 Operations.completeBlindly(visitor);
             }
 

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

@@ -31,6 +31,7 @@ import com.sk89q.worldedit.command.util.CommandPermissions;
 import com.sk89q.worldedit.command.util.CommandPermissionsConditionGenerator;
 import com.sk89q.worldedit.command.util.Logging;
 import com.sk89q.worldedit.entity.Player;
+import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.internal.anvil.ChunkDeleter;
 import com.sk89q.worldedit.internal.anvil.ChunkDeletionInfo;
 import com.sk89q.worldedit.math.BlockVector2;
@@ -41,6 +42,7 @@ import com.sk89q.worldedit.util.formatting.component.PaginationBox;
 import com.sk89q.worldedit.util.formatting.text.TextComponent;
 import com.sk89q.worldedit.util.formatting.text.event.ClickEvent;
 import com.sk89q.worldedit.util.formatting.text.format.TextColor;
+import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.storage.LegacyChunkStore;
 import com.sk89q.worldedit.world.storage.McRegionChunkStore;
 import java.io.File;
@@ -75,7 +77,7 @@ public class ChunkCommands {
     )
     @CommandPermissions("worldedit.chunkinfo")
     public void chunkInfo(Player player) {
-        Location pos = player.getBlockIn();
+        Location pos = player.getBlockLocation();
         int chunkX = (int) Math.floor(pos.getBlockX() / 16.0);
         int chunkZ = (int) Math.floor(pos.getBlockZ() / 16.0);
 
@@ -90,12 +92,12 @@ public class ChunkCommands {
         desc = "List chunks that your selection includes"
     )
     @CommandPermissions("worldedit.listchunks")
-    public void listChunks(Player player, LocalSession session,
+    public void listChunks(Actor actor, World world, LocalSession session,
                             @ArgFlag(name = 'p', desc = "Page number.", def = "1") int page) throws WorldEditException {
-        Set<BlockVector2> chunks = session.getSelection(player.getWorld()).getChunks();
+        Set<BlockVector2> chunks = session.getSelection(world).getChunks();
 
         PaginationBox paginationBox = PaginationBox.fromStrings("Selected Chunks", "/listchunks -p %page%", chunks);
-        player.print(paginationBox.create(page));
+        actor.print(paginationBox.create(page));
     }
 
     @Command(
@@ -104,10 +106,10 @@ public class ChunkCommands {
     )
     @CommandPermissions("worldedit.delchunks")
     @Logging(REGION)
-    public void deleteChunks(Player player, LocalSession session,
+    public void deleteChunks(Actor actor, World world, LocalSession session,
                                 @ArgFlag(name = 'o', desc = "Only delete chunks older than the specified time.", def = "")
                                     ZonedDateTime beforeTime) throws WorldEditException {
-        Path worldDir = player.getWorld().getStoragePath();
+        Path worldDir = world.getStoragePath();
         if (worldDir == null) {
             throw new StopExecutionException(TextComponent.of("Couldn't find world folder for this world."));
         }
@@ -130,10 +132,10 @@ public class ChunkCommands {
         ChunkDeletionInfo.ChunkBatch newBatch = new ChunkDeletionInfo.ChunkBatch();
         newBatch.worldPath = worldDir.toAbsolutePath().normalize().toString();
         newBatch.backup = true;
-        final Region selection = session.getSelection(player.getWorld());
+        final Region selection = session.getSelection(world);
         if (selection instanceof CuboidRegion) {
-            newBatch.minChunk = BlockVector2.at(selection.getMinimumPoint().getBlockX() >> 4, selection.getMinimumPoint().getBlockZ() >> 4);
+            newBatch.minChunk = selection.getMinimumPoint().shr(4).toBlockVector2();
-            newBatch.maxChunk = BlockVector2.at(selection.getMaximumPoint().getBlockX() >> 4, selection.getMaximumPoint().getBlockZ() >> 4);
+            newBatch.maxChunk = selection.getMaximumPoint().shr(4).toBlockVector2();
         } else {
             // this has a possibility to OOM for very large selections still
             Set<BlockVector2> chunks = selection.getChunks();
@@ -155,13 +157,13 @@ public class ChunkCommands {
             throw new StopExecutionException(TextComponent.of("Failed to write chunk list: " + e.getMessage()));
         }
 
-        player.print(String.format("%d chunk(s) have been marked for deletion the next time the server starts.",
+        actor.print(String.format("%d chunk(s) have been marked for deletion the next time the server starts.",
                 newBatch.getChunkCount()));
         if (currentInfo.batches.size() > 1) {
-            player.printDebug(String.format("%d chunks total marked for deletion. (May have overlaps).",
+            actor.printDebug(String.format("%d chunks total marked for deletion. (May have overlaps).",
                     currentInfo.batches.stream().mapToInt(ChunkDeletionInfo.ChunkBatch::getChunkCount).sum()));
         }
-        player.print(TextComponent.of("You can mark more chunks for deletion, or to stop now, run: ", TextColor.LIGHT_PURPLE)
+        actor.print(TextComponent.of("You can mark more chunks for deletion, or to stop now, run: ", TextColor.LIGHT_PURPLE)
                 .append(TextComponent.of("/stop", TextColor.AQUA)
                         .clickEvent(ClickEvent.of(ClickEvent.Action.SUGGEST_COMMAND, "/stop"))));
     }