refactor: Drop custom snakeyaml implementation (#1523)

* refactor: Drop custom snakeyaml implementation

* Merge branch 'main' into chore/main/remove-snakeyaml-wannabe-abstraction

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

@@ -141,6 +141,7 @@ public final class PaperweightFaweAdapter extends CachedBukkitAdapter implements
         return parent;
     }
 
+    @SuppressWarnings("unchecked")
     private synchronized boolean init() {
         if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
             return false;
@@ -159,10 +160,9 @@ public final class PaperweightFaweAdapter extends CachedBukkitAdapter implements
         try {
             for (Field field : BlockStateProperties.class.getDeclaredFields()) {
                 Object obj = field.get(null);
-                if (!(obj instanceof net.minecraft.world.level.block.state.properties.Property)) {
+                if (!(obj instanceof net.minecraft.world.level.block.state.properties.Property<?> state)) {
                     continue;
                 }
-                net.minecraft.world.level.block.state.properties.Property<?> state = (net.minecraft.world.level.block.state.properties.Property<?>) obj;
                 Property<?> property;
                 if (state instanceof net.minecraft.world.level.block.state.properties.BooleanProperty) {
                     property = new BooleanProperty(
@@ -288,6 +288,7 @@ public final class PaperweightFaweAdapter extends CachedBukkitAdapter implements
         return SideEffectSet.defaults().getSideEffectsToApply();
     }
 
+    @SuppressWarnings("rawtypes")
     public boolean setBlock(org.bukkit.Chunk chunk, int x, int y, int z, BlockStateHolder state, boolean update) {
         CraftChunk craftChunk = (CraftChunk) chunk;
         LevelChunk levelChunk = craftChunk.getHandle();

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

@@ -246,7 +246,7 @@ public class PaperweightFaweWorldNativeAccess implements WorldNativeAccess<Level
                     return;
                 }
                 for (IntPair chunk : toSend) {
-                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x, chunk.z, false);
+                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x(), chunk.z(), false);
                 }
             }
         };
@@ -262,7 +262,7 @@ public class PaperweightFaweWorldNativeAccess implements WorldNativeAccess<Level
                         sideEffectSet != null && sideEffectSet.shouldApply(SideEffect.UPDATE)
                 ));
                 for (IntPair chunk : cachedChunksToSend) {
-                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x, chunk.z, false);
+                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x(), chunk.z(), false);
                 }
             }
         };

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

@@ -77,6 +77,8 @@ import java.util.concurrent.Future;
 import java.util.concurrent.locks.ReadWriteLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 import java.util.function.Function;
+import java.util.stream.Collectors;
+import java.util.stream.StreamSupport;
 
 public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBlocks {
 
@@ -320,6 +322,7 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public CompoundTag getEntity(UUID uuid) {
         Entity entity = serverLevel.getEntity(uuid);
         if (entity != null) {
@@ -365,10 +368,9 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
 
             @Override
             public boolean contains(Object get) {
-                if (!(get instanceof CompoundTag)) {
+                if (!(get instanceof CompoundTag getTag)) {
                     return false;
                 }
-                CompoundTag getTag = (CompoundTag) get;
                 Map<String, Tag> value = getTag.getValue();
                 CompoundTag getParts = (CompoundTag) value.get("UUID");
                 UUID getUUID = new UUID(getParts.getLong("Most"), getParts.getLong("Least"));
@@ -388,17 +390,10 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
             @NotNull
             @Override
             public Iterator<CompoundTag> iterator() {
-                Iterable<CompoundTag> result = Iterables.transform(
+                Iterable<CompoundTag> result = StreamSupport.stream(Iterables.concat(slices).spliterator(), false).map(input -> {
-                        Iterables.concat(slices),
-                        new com.google.common.base.Function<Entity, CompoundTag>() {
-                            @Nullable
-                            @Override
-                            public CompoundTag apply(@Nullable Entity input) {
                     net.minecraft.nbt.CompoundTag tag = new net.minecraft.nbt.CompoundTag();
                     return (CompoundTag) adapter.toNative(input.saveWithoutId(tag));
-                            }
+                }).collect(Collectors.toList());
-                        }
-                );
                 return result.iterator();
             }
         };
@@ -842,6 +837,7 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
      * @return the given array to be filled with data, or a new array if null is given.
      */
     @Override
+    @SuppressWarnings("unchecked")
     public char[] update(int layer, char[] data, boolean aggressive) {
         LevelChunkSection section = getSections(aggressive)[layer];
         // Section is null, return empty array
@@ -1005,6 +1001,7 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public synchronized boolean trim(boolean aggressive) {
         skyLight = new DataLayer[getSectionCount()];
         blockLight = new DataLayer[getSectionCount()];

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

@@ -67,6 +67,7 @@ public class PaperweightGetBlocks_Copy implements IChunkGet {
         return tiles.get(BlockVector3.at(x, y, z));
     }
 
+    @SuppressWarnings({"unchecked", "rawtypes"})
     protected void storeEntity(Entity entity) {
         BukkitImplAdapter adapter = WorldEditPlugin.getInstance().getBukkitImplAdapter();
         net.minecraft.nbt.CompoundTag compoundTag = new net.minecraft.nbt.CompoundTag();

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

@@ -227,6 +227,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         }
     }
 
+    @SuppressWarnings("unchecked")
     public static void sendChunk(ServerLevel nmsWorld, int chunkX, int chunkZ, boolean lighting) {
         ChunkHolder chunkHolder = getPlayerChunk(nmsWorld, chunkX, chunkZ);
         if (chunkHolder == null) {
@@ -412,6 +413,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         return BiomeTypes.get(resourceLocation.toString().toLowerCase(Locale.ROOT));
     }
 
+    @SuppressWarnings("unchecked")
     static void removeBeacon(BlockEntity beacon, LevelChunk levelChunk) {
         try {
             // Do the method ourselves to avoid trying to reflect generic method parameters

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

@@ -70,6 +70,7 @@ public class PaperweightStarlightRelighter implements Relighter {
     private final ReentrantLock areaLock = new ReentrantLock();
     private final NMSRelighter delegate;
 
+    @SuppressWarnings("rawtypes")
     public PaperweightStarlightRelighter(ServerLevel serverLevel, IQueueExtent<IQueueChunk> queue) {
         this.serverLevel = serverLevel;
         this.delegate = new NMSRelighter(queue);

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

@@ -16,6 +16,7 @@ public class PaperweightStarlightRelighterFactory implements RelighterFactory {
 
     @Override
     public @Nonnull
+    @SuppressWarnings("rawtypes")
     Relighter createRelighter(RelightMode relightMode, World world, IQueueExtent<IQueueChunk> queue) {
         org.bukkit.World w = Bukkit.getWorld(world.getName());
         if (w == null) {

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

@@ -35,6 +35,7 @@ public class PaperweightLazyCompoundTag extends LazyCompoundTag {
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public Map<String, Tag> getValue() {
         if (compoundTag == null) {
             compoundTag = (CompoundTag) WorldEditPlugin.getInstance().getBukkitImplAdapter().toNative(compoundTagSupplier.get());
@@ -92,6 +93,7 @@ public class PaperweightLazyCompoundTag extends LazyCompoundTag {
         return 0;
     }
 
+    @SuppressWarnings("unchecked")
     public List<Tag> getList(String key) {
         net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
         if (tag instanceof net.minecraft.nbt.ListTag nbtList) {
@@ -108,6 +110,7 @@ public class PaperweightLazyCompoundTag extends LazyCompoundTag {
         return Collections.emptyList();
     }
 
+    @SuppressWarnings("unchecked")
     public ListTag getListTag(String key) {
         net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
         if (tag instanceof net.minecraft.nbt.ListTag) {

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

@@ -402,6 +402,7 @@ public class PaperweightRegen extends Regenerator<ChunkAccess, ProtoChunk, Level
     }
 
     //util
+    @SuppressWarnings("unchecked")
     private void removeWorldFromWorldsMap() {
         Fawe.instance().getQueueHandler().sync(() -> {
             try {
@@ -421,6 +422,7 @@ public class PaperweightRegen extends Regenerator<ChunkAccess, ProtoChunk, Level
         };
     }
 
+    @SuppressWarnings({"unchecked", "rawtypes"})
     private BiomeSource fastOverworldBiomeSource(BiomeSource biomeSource) throws Exception {
         Field legacyBiomeInitLayerField = OverworldBiomeSource.class.getDeclaredField(
                 Refraction.pickName("legacyBiomeInitLayer", "i"));
@@ -584,17 +586,7 @@ public class PaperweightRegen extends Regenerator<ChunkAccess, ProtoChunk, Level
 
     }
 
-    private static class FastAreaLazy implements Area {
+    private record FastAreaLazy(ConcurrentHashMap<Long, Integer> sharedMap, PixelTransformer transformer) implements Area {
-
-        private final PixelTransformer transformer;
-        //ConcurrentHashMap is 50% faster that Long2IntLinkedOpenHashMap in a synchronized context
-        //using a map for each thread worsens the performance significantly due to cache misses (factor 5)
-        private final ConcurrentHashMap<Long, Integer> sharedMap;
-
-        public FastAreaLazy(ConcurrentHashMap<Long, Integer> sharedMap, PixelTransformer transformer) {
-            this.sharedMap = sharedMap;
-            this.transformer = transformer;
-        }
 
         @Override
         public int get(int x, int z) {

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/PaperweightFaweWorldNativeAccess.java

@@ -246,7 +246,7 @@ public class PaperweightFaweWorldNativeAccess implements WorldNativeAccess<Level
                     return;
                 }
                 for (IntPair chunk : toSend) {
-                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x, chunk.z, false);
+                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x(), chunk.z(), false);
                 }
             }
         };
@@ -262,7 +262,7 @@ public class PaperweightFaweWorldNativeAccess implements WorldNativeAccess<Level
                         sideEffectSet != null && sideEffectSet.shouldApply(SideEffect.UPDATE)
                 ));
                 for (IntPair chunk : cachedChunksToSend) {
-                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x, chunk.z, false);
+                    PaperweightPlatformAdapter.sendChunk(getLevel().getWorld().getHandle(), chunk.x(), chunk.z(), false);
                 }
             }
         };

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/PaperweightGetBlocks.java

@@ -309,6 +309,7 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public CompoundTag getEntity(UUID uuid) {
         Entity entity = serverLevel.getEntity(uuid);
         if (entity != null) {
@@ -868,6 +869,7 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
      * @return the given array to be filled with data, or a new array if null is given.
      */
     @Override
+    @SuppressWarnings("unchecked")
     public char[] update(int layer, char[] data, boolean aggressive) {
         LevelChunkSection section = getSections(aggressive)[layer];
         // Section is null, return empty array
@@ -1064,6 +1066,7 @@ public class PaperweightGetBlocks extends CharGetBlocks implements BukkitGetBloc
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public synchronized boolean trim(boolean aggressive) {
         skyLight = new DataLayer[getSectionCount()];
         blockLight = new DataLayer[getSectionCount()];

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/PaperweightGetBlocks_Copy.java

@@ -67,6 +67,7 @@ public class PaperweightGetBlocks_Copy implements IChunkGet {
         return tiles.get(BlockVector3.at(x, y, z));
     }
 
+    @SuppressWarnings({"unchecked", "rawtypes"})
     protected void storeEntity(Entity entity) {
         BukkitImplAdapter adapter = WorldEditPlugin.getInstance().getBukkitImplAdapter();
         net.minecraft.nbt.CompoundTag compoundTag = new net.minecraft.nbt.CompoundTag();

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/PaperweightPlatformAdapter.java

@@ -559,6 +559,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         return BiomeTypes.get(resourceLocation.toString().toLowerCase(Locale.ROOT));
     }
 
+    @SuppressWarnings("unchecked")
     static void removeBeacon(BlockEntity beacon, LevelChunk levelChunk) {
         try {
             // Do the method ourselves to avoid trying to reflect generic method parameters
@@ -594,13 +595,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         }
     }
 
-    static class FakeIdMapBlock implements IdMap<net.minecraft.world.level.block.state.BlockState> {
+    record FakeIdMapBlock(int size) implements IdMap<net.minecraft.world.level.block.state.BlockState> {
-
-        private final int size;
-
-        FakeIdMapBlock(int size) {
-            this.size = size;
-        }
 
         @Override
         public int getId(final net.minecraft.world.level.block.state.BlockState entry) {
@@ -613,11 +608,6 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
             return null;
         }
 
-        @Override
-        public int size() {
-            return size;
-        }
-
         @NotNull
         @Override
         public Iterator<net.minecraft.world.level.block.state.BlockState> iterator() {
@@ -626,13 +616,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
 
     }
 
-    static class FakeIdMapBiome implements IdMap<Biome> {
+    record FakeIdMapBiome(int size) implements IdMap<Biome> {
-
-        private final int size;
-
-        FakeIdMapBiome(int size) {
-            this.size = size;
-        }
 
         @Override
         public int getId(final Biome entry) {
@@ -645,11 +629,6 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
             return null;
         }
 
-        @Override
-        public int size() {
-            return size;
-        }
-
         @NotNull
         @Override
         public Iterator<Biome> iterator() {

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/PaperweightStarlightRelighter.java

@@ -70,6 +70,7 @@ public class PaperweightStarlightRelighter implements Relighter {
     private final ReentrantLock areaLock = new ReentrantLock();
     private final NMSRelighter delegate;
 
+    @SuppressWarnings("rawtypes")
     public PaperweightStarlightRelighter(ServerLevel serverLevel, IQueueExtent<IQueueChunk> queue) {
         this.serverLevel = serverLevel;
         this.delegate = new NMSRelighter(queue);

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/PaperweightStarlightRelighterFactory.java

@@ -16,6 +16,7 @@ public class PaperweightStarlightRelighterFactory implements RelighterFactory {
 
     @Override
     public @Nonnull
+    @SuppressWarnings("rawtypes")
     Relighter createRelighter(RelightMode relightMode, World world, IQueueExtent<IQueueChunk> queue) {
         org.bukkit.World w = Bukkit.getWorld(world.getName());
         if (w == null) {

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/nbt/PaperweightLazyCompoundTag.java

@@ -35,6 +35,7 @@ public class PaperweightLazyCompoundTag extends LazyCompoundTag {
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public Map<String, Tag> getValue() {
         if (compoundTag == null) {
             compoundTag = (CompoundTag) WorldEditPlugin.getInstance().getBukkitImplAdapter().toNative(compoundTagSupplier.get());
@@ -92,6 +93,7 @@ public class PaperweightLazyCompoundTag extends LazyCompoundTag {
         return 0;
     }
 
+    @SuppressWarnings("unchecked")
     public List<Tag> getList(String key) {
         net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
         if (tag instanceof net.minecraft.nbt.ListTag nbtList) {
@@ -108,6 +110,7 @@ public class PaperweightLazyCompoundTag extends LazyCompoundTag {
         return Collections.emptyList();
     }
 
+    @SuppressWarnings("unchecked")
     public ListTag getListTag(String key) {
         net.minecraft.nbt.Tag tag = compoundTagSupplier.get().get(key);
         if (tag instanceof net.minecraft.nbt.ListTag) {

worldedit-bukkit/adapters/adapter-1_18/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_18_R1/regen/PaperweightRegen.java

@@ -184,6 +184,7 @@ public class PaperweightRegen extends Regenerator<ChunkAccess, ProtoChunk, Level
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     protected boolean initNewWorld() throws Exception {
         //world folder
         tempDir = java.nio.file.Files.createTempDirectory("FastAsyncWorldEditWorldGen");
@@ -385,6 +386,7 @@ public class PaperweightRegen extends Regenerator<ChunkAccess, ProtoChunk, Level
     }
 
     //util
+    @SuppressWarnings("unchecked")
     private void removeWorldFromWorldsMap() {
         Fawe.instance().getQueueHandler().sync(() -> {
             try {

worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/BukkitQueueHandler.java

@@ -11,8 +11,6 @@ import java.lang.reflect.Method;
 
 public class BukkitQueueHandler extends QueueHandler {
 
-    private static final Logger LOGGER = LogManagerCompat.getLogger();
-
     private volatile boolean timingsEnabled;
     private static boolean alertTimingsChange = true;
 

worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/listener/BrushListener.java

@@ -34,7 +34,7 @@ public class BrushListener implements Listener {
         BukkitPlayer player = BukkitAdapter.adapt(bukkitPlayer);
         LocalSession session = player.getSession();
         Tool tool = session.getTool(player);
-        if (tool instanceof ScrollTool) {
+        if (tool instanceof ScrollTool scrollable) {
             final int slot = event.getNewSlot();
             final int oldSlot = event.getPreviousSlot();
             final int ri;
@@ -43,7 +43,6 @@ public class BrushListener implements Listener {
             } else {
                 ri = -1;
             }
-            ScrollTool scrollable = (ScrollTool) tool;
             if (scrollable.increment(player, ri)) {
                 bukkitPlayer.getInventory().setHeldItemSlot(oldSlot);
             }

worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/regions/WorldGuardFeature.java

@@ -53,8 +53,7 @@ public class WorldGuardFeature extends BukkitMaskManager implements Listener {
         if (region instanceof GlobalProtectedRegion) {
             return RegionWrapper.GLOBAL();
         }
-        if (region instanceof ProtectedPolygonalRegion) {
+        if (region instanceof ProtectedPolygonalRegion casted) {
-            ProtectedPolygonalRegion casted = (ProtectedPolygonalRegion) region;
             BlockVector3 max = region.getMaximumPoint();
             BlockVector3 min = region.getMinimumPoint();
             return new Polygonal2DRegion(null, casted.getPoints(), min.getBlockY(), max.getBlockY());

worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/regions/plotsquared/FaweDelegateRegionManager.java

@@ -43,6 +43,7 @@ import java.util.UUID;
 
 import static org.bukkit.Bukkit.getWorld;
 
+@SuppressWarnings("unused")
 public class FaweDelegateRegionManager {
 
     public boolean setCuboids(

worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/regions/plotsquared/FaweDelegateSchematicHandler.java

@@ -50,6 +50,7 @@ import java.util.UUID;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.zip.GZIPInputStream;
 
+@SuppressWarnings("unused")
 public class FaweDelegateSchematicHandler {
 
     private static final Logger LOGGER = LogManagerCompat.getLogger();

worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/regions/plotsquared/FaweQueueCoordinator.java

@@ -25,6 +25,7 @@ import java.util.List;
 import java.util.Set;
 import java.util.function.Consumer;
 
+@SuppressWarnings({"unused", "rawtypes"})
 public class FaweQueueCoordinator extends QueueCoordinator {
 
     public final IQueueExtent<IQueueChunk> instance;

worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/regions/plotsquared/PlotSetBiome.java

@@ -33,6 +33,7 @@ import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ThreadLocalRandom;
 import java.util.stream.Collectors;
 
+@SuppressWarnings("unused")
 @CommandDeclaration(command = "generatebiome",
         permission = "plots.generatebiome",
         category = CommandCategory.APPEARANCE,

worldedit-core/src/main/java/com/fastasyncworldedit/core/FaweCache.java

@@ -120,7 +120,7 @@ public enum FaweCache implements Trimable {
     }
 
     public <T, V> LoadingCache<T, V> createCache(Supplier<V> withInitial) {
-        return CacheBuilder.newBuilder().build(new CacheLoader<T, V>() {
+        return CacheBuilder.newBuilder().build(new CacheLoader<>() {
             @Override
             public V load(@Nonnull T key) {
                 return withInitial.get();
@@ -129,7 +129,7 @@ public enum FaweCache implements Trimable {
     }
 
     public <T, V> LoadingCache<T, V> createCache(Function<T, V> withInitial) {
-        return CacheBuilder.newBuilder().build(new CacheLoader<T, V>() {
+        return CacheBuilder.newBuilder().build(new CacheLoader<>() {
             @Override
             public V load(@Nonnull T key) {
                 return withInitial.apply(key);
@@ -246,9 +246,6 @@ public enum FaweCache implements Trimable {
 
     /**
      * Convert raw char array to palette
-     *
-     * @param layerOffset
-     * @param blocks
      * @return palette
      */
     public Palette toPalette(int layerOffset, char[] blocks) {
@@ -257,9 +254,6 @@ public enum FaweCache implements Trimable {
 
     /**
      * Convert raw int array to palette
-     *
-     * @param layerOffset
-     * @param blocks
      * @return palette
      */
     public Palette toPalette(int layerOffset, int[] blocks) {
@@ -344,8 +338,6 @@ public enum FaweCache implements Trimable {
     /**
      * Convert raw int array to unstretched palette (1.16)
      *
-     * @param layerOffset
-     * @param blocks
      * @return palette
      */
     public Palette toPaletteUnstretched(int layerOffset, char[] blocks) {

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

@@ -9,13 +9,7 @@ import com.sk89q.worldedit.function.mask.SolidBlockMask;
 import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.math.BlockVector3;
 
-public class AngleBrush implements Brush {
+public record AngleBrush(int distance) implements Brush {
-
-    private final int distance;
-
-    public AngleBrush(int distance) {
-        this.distance = distance;
-    }
 
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws

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

@@ -7,19 +7,7 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.Vector3;
 
-public class BlobBrush implements Brush {
+public record BlobBrush(Vector3 radius, double frequency, double amplitude, double sphericity) implements Brush {
-
-    private final double amplitude;
-    private final double frequency;
-    private final Vector3 radius;
-    private final double sphericity;
-
-    public BlobBrush(Vector3 radius, double frequency, double amplitude, double sphericity) {
-        this.frequency = frequency;
-        this.amplitude = amplitude;
-        this.radius = radius;
-        this.sphericity = sphericity;
-    }
 
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws

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

@@ -38,10 +38,9 @@ public class CatenaryBrush implements Brush, ResettableTool {
     public void build(EditSession editSession, BlockVector3 pos2, final Pattern pattern, double size) throws
             MaxChangedBlocksException {
         Actor actor = editSession.getActor();
-        if (!(actor instanceof Player)) {
+        if (!(actor instanceof Player player)) {
             throw FaweCache.PLAYER_ONLY;
         }
-        Player player = (Player) actor;
         if (pos1 == null || pos2.equals(pos1)) {
             pos1 = pos2;
             actor.print(Caption.of("fawe.worldedit.brush.brush.line.primary", pos2));

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

@@ -11,38 +11,17 @@ import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.math.Vector3;
 import com.sk89q.worldedit.math.transform.AffineTransform;
 
-public class CircleBrush implements Brush {
+public record CircleBrush(boolean filled) implements Brush {
-
-    private final boolean filled;
-
-    public CircleBrush(boolean filled) {
-
-        this.filled = filled;
-    }
 
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws
             MaxChangedBlocksException {
         Actor actor = editSession.getActor();
-        if (!(actor instanceof Player)) {
+        if (!(actor instanceof Player player)) {
             throw FaweCache.PLAYER_ONLY;
         }
-        Player player = (Player) actor;
         Vector3 normal = position.toVector3().subtract(player.getLocation());
         editSession.makeCircle(position, pattern, size, size, size, filled, normal);
     }
 
-    private Vector3 any90Rotate(Vector3 normal) {
-        normal = normal.normalize();
-        if (normal.getX() == 1 || normal.getY() == 1 || normal.getZ() == 1) {
-            return Vector3.at(normal.getZ(), normal.getX(), normal.getY());
-        }
-        AffineTransform affine = new AffineTransform();
-        affine = affine.rotateX(90);
-        affine = affine.rotateY(90);
-        affine = affine.rotateZ(90);
-        Vector3 random = affine.apply(normal);
-        return random.cross(normal).normalize();
-    }
-
 }

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

@@ -43,10 +43,9 @@ public class CommandBrush implements Brush {
                 .replace("{size}", Integer.toString(radius));
 
         Actor actor = editSession.getActor();
-        if (!(actor instanceof Player)) {
+        if (!(actor instanceof Player player)) {
             throw FaweCache.PLAYER_ONLY;
         }
-        Player player = (Player) actor;
         //Use max world height to allow full coverage of the world height
         Location face = player.getBlockTraceFace(editSession.getWorld().getMaxY(), true);
         if (face == null) {

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

@@ -39,7 +39,7 @@ public class ImageBrush implements Brush {
 
     private final ColorFunction colorFunction;
 
-    public ImageBrush(BufferedImage image, LocalSession session, boolean alpha /*, boolean glass */) throws IOException {
+    public ImageBrush(BufferedImage image, LocalSession session, boolean alpha /*, boolean glass */) {
         this.session = session;
         this.table = new SummedColorTable(image, alpha);
         this.width = image.getWidth();
@@ -89,10 +89,9 @@ public class ImageBrush implements Brush {
         double scale = Math.max(width, height) / sizeDouble;
 
         Actor actor = editSession.getActor();
-        if (!(actor instanceof Player)) {
+        if (!(actor instanceof Player player)) {
             throw FaweCache.PLAYER_ONLY;
         }
-        Player player = (Player) actor;
         Location loc = player.getLocation();
         float yaw = loc.getYaw();
         float pitch = loc.getPitch();

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

@@ -34,8 +34,6 @@ import java.util.function.Supplier;
 
 public class InspectBrush extends BrushTool {
 
-    private static final Logger LOGGER = LogManagerCompat.getLogger();
-
     /**
      * Construct the tool.
      */

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

@@ -14,19 +14,7 @@ import com.sk89q.worldedit.session.ClipboardHolder;
 
 import java.util.List;
 
-public class PopulateSchem implements Brush {
+public record PopulateSchem(Mask mask, List<ClipboardHolder> clipboards, int rarity, boolean randomRotate) implements Brush {
-
-    private final Mask mask;
-    private final boolean randomRotate;
-    private final List<ClipboardHolder> clipboards;
-    private final int rarity;
-
-    public PopulateSchem(Mask mask, List<ClipboardHolder> clipboards, int rarity, boolean randomRotate) {
-        this.mask = mask;
-        this.clipboards = clipboards;
-        this.rarity = rarity;
-        this.randomRotate = randomRotate;
-    }
 
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws

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

@@ -14,13 +14,7 @@ import com.sk89q.worldedit.function.visitor.RecursiveVisitor;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.world.block.BlockState;
 
-public class RecurseBrush implements Brush {
+public record RecurseBrush(boolean dfs) implements Brush {
-
-    private final boolean dfs;
-
-    public RecurseBrush(boolean dfs) {
-        this.dfs = dfs;
-    }
 
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern to, double size) throws MaxChangedBlocksException {

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

@@ -10,17 +10,7 @@ import com.sk89q.worldedit.math.Vector3;
 
 import java.util.concurrent.ThreadLocalRandom;
 
-public class RockBrush implements Brush {
+public record RockBrush(double amplitude, double frequency, Vector3 radius) implements Brush {
-
-    private final double amplitude;
-    private final double frequency;
-    private final Vector3 radius;
-
-    public RockBrush(Vector3 radius, double frequency, double amplitude) {
-        this.frequency = frequency;
-        this.amplitude = amplitude;
-        this.radius = radius;
-    }
 
     @Override
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws

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

@@ -50,10 +50,9 @@ public class ScatterCommand extends ScatterBrush {
                 .replace("{size}", Integer.toString(radius));
 
         Actor actor = editSession.getActor();
-        if (!(actor instanceof Player)) {
+        if (!(actor instanceof Player player)) {
             throw FaweCache.PLAYER_ONLY;
         }
-        Player player = (Player) actor;
         player.setSelection(selector);
         List<String> cmds = StringMan.split(replaced, ';');
         for (String cmd : cmds) {

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

@@ -137,61 +137,4 @@ public class SplineBrush implements Brush, ResettableTool {
         return sum.multiply(1.0 / points.size());
     }
 
-    private BlockVector3 normal(Collection<BlockVector3> points, BlockVector3 centroid) {
-        int n = points.size();
-        switch (n) {
-            case 1:
-                return null;
-            case 2:
-                return null;
-        }
-
-        // Calc full 3x3 covariance matrix, excluding symmetries:
-        double xx = 0.0;
-        double xy = 0.0;
-        double xz = 0.0;
-        double yy = 0.0;
-        double yz = 0.0;
-        double zz = 0.0;
-
-        MutableVector3 r = new MutableVector3();
-        for (BlockVector3 p : points) {
-            r.mutX(p.getX() - centroid.getX());
-            r.mutY(p.getY() - centroid.getY());
-            r.mutZ(p.getZ() - centroid.getZ());
-            xx += r.getX() * r.getX();
-            xy += r.getX() * r.getY();
-            xz += r.getX() * r.getZ();
-            yy += r.getY() * r.getY();
-            yz += r.getY() * r.getZ();
-            zz += r.getZ() * r.getZ();
-        }
-
-        double det_x = yy * zz - yz * yz;
-        double det_y = xx * zz - xz * xz;
-        double det_z = xx * yy - xy * xy;
-
-        double det_max = Math.max(Math.max(det_x, det_y), det_z);
-        if (det_max <= 0.0) {
-            return null;
-        }
-
-        // Pick path with best conditioning:
-        BlockVector3 dir;
-        if (det_max == det_x) {
-            double a = (xz * yz - xy * zz) / det_x;
-            double b = (xy * yz - xz * yy) / det_x;
-            dir = BlockVector3.at(1.0, a, b);
-        } else if (det_max == det_y) {
-            double a = (yz * xz - xy * zz) / det_y;
-            double b = (xy * xz - yz * xx) / det_y;
-            dir = BlockVector3.at(a, 1.0, b);
-        } else {
-            double a = (yz * xy - xz * yy) / det_z;
-            double b = (xz * xy - yz * xx) / det_z;
-            dir = BlockVector3.at(a, b, 1.0);
-        }
-        return dir.normalize();
-    }
-
 }

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

@@ -51,10 +51,9 @@ public class StencilBrush extends HeightBrush {
         final SolidBlockMask solid = new SolidBlockMask(editSession);
 
         Actor actor = editSession.getActor();
-        if (!(actor instanceof Player)) {
+        if (!(actor instanceof Player player)) {
             throw FaweCache.PLAYER_ONLY;
         }
-        Player player = (Player) actor;
         Location loc = player.getLocation();
         float yaw = loc.getYaw();
         float pitch = loc.getPitch();

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

@@ -21,7 +21,6 @@ public class SurfaceSphereBrush implements Brush {
     public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws
             MaxChangedBlocksException {
         SurfaceMask surface = new SurfaceMask(editSession);
-        final SolidBlockMask solid = new SolidBlockMask(editSession);
         final RadiusMask radius = new RadiusMask(0, (int) size);
         RecursiveVisitor visitor = new RecursiveVisitor(
                 new MaskIntersection(surface, radius),

worldedit-core/src/main/java/com/fastasyncworldedit/core/command/tool/scroll/Scroll.java

@@ -52,8 +52,6 @@ public abstract class Scroll implements ScrollTool {
         parserContext.setWorld(player.getWorld());
         parserContext.setSession(session);
         switch (mode) {
-            case NONE:
-                return null;
             case CLIPBOARD:
                 if (arguments.size() != 2) {
                     if (message) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/command/tool/sweep/ClipboardSpline.java

@@ -18,9 +18,6 @@ import com.sk89q.worldedit.session.ClipboardHolder;
 
 /**
  * An implementation of a {@link Spline} using a Clipboard as source for the structure.
- *
- * @author Schuwi
- * @version 1.0
  */
 public class ClipboardSpline extends Spline {
 

worldedit-core/src/main/java/com/fastasyncworldedit/core/command/tool/sweep/Spline.java

@@ -15,9 +15,6 @@ import java.util.List;
  * Embodies an abstract implementation for pasting structures along a spline.<br>
  * A curve is being interpolated by the provided {@link Interpolation} implementation
  * and the structure is pasted along this curve by the specific Spline implementation.
- *
- * @author Schuwi
- * @version 1.0
  */
 public abstract class Spline {
 
@@ -202,19 +199,7 @@ public abstract class Spline {
         return finalPosition;
     }
 
-    private class Section {
+    private record Section(double uniStart, double uniLength, double flexStart, double flexLength) {
-
-        final double uniStart;
-        final double uniLength;
-        final double flexStart;
-        final double flexLength;
-
-        Section(double uniStart, double uniLength, double flexStart, double flexLength) {
-            this.uniStart = uniStart;
-            this.uniLength = uniLength;
-            this.flexStart = flexStart;
-            this.flexLength = flexLength;
-        }
 
     }
 

worldedit-core/src/main/java/com/fastasyncworldedit/core/command/tool/sweep/SweepBrush.java

@@ -90,23 +90,20 @@ public class SweepBrush implements Brush, ResettableTool {
         }
 
         switch (copies) {
-            case 1: {
+            case 1 -> {
                 spline.pastePosition(0D);
-                break;
             }
-            case -1: {
+            case -1 -> {
                 double length = interpol.arcLength(0, 1);
                 double step = 1 / (length * quality);
                 for (double pos = 0; pos <= 1; pos += step) {
                     spline.pastePosition(pos);
                 }
-                break;
             }
-            default: {
+            default -> {
                 for (double pos = 0D; pos <= 1D; pos += 1D / (copies - 1)) {
                     spline.pastePosition(pos);
                 }
-                break;
             }
         }
         actor.print(Caption.of("fawe.worldedit.brush.spline.secondary"));

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

@@ -42,7 +42,7 @@ public class Caption {
     private static Component color(TextComponent text) {
         String content = text.content();
         if (colorCodes.matcher(content).find()) {
-            TextComponent legacy = LegacyComponentSerializer.INSTANCE.deserialize(content, '&');
+            TextComponent legacy = LegacyComponentSerializer.legacy().deserialize(content, '&');
             legacy.style().merge(text.style(), Style.Merge.Strategy.IF_ABSENT_ON_TARGET);
             if (!text.children().isEmpty()) {
                 text = TextComponent.builder().append(legacy).append(text.children()).build();
@@ -86,8 +86,7 @@ public class Caption {
         if (children != (children = color(parent, children))) {
             parent = parent.children(children);
         }
-        if (parent instanceof TranslatableComponent) {
+        if (parent instanceof TranslatableComponent tc) {
-            TranslatableComponent tc = (TranslatableComponent) parent;
             List<Component> args = tc.args();
             if (args != (args = color(parent, args))) {
                 parent = tc.args(args);

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

@@ -100,7 +100,6 @@ public class Config {
      * Set all values in the file (load first to avoid overwriting).
      */
     public void save(File file) {
-        Class<? extends Config> root = getClass();
         try {
             if (!file.exists()) {
                 File parent = file.getParentFile();
@@ -198,23 +197,6 @@ public class Config {
 
     }
 
-    /**
-     * Get the static fields in a section.
-     */
-    private Map<String, Object> getFields(Class<?> clazz) {
-        HashMap<String, Object> map = new HashMap<>();
-        for (Field field : clazz.getFields()) {
-            if (Modifier.isStatic(field.getModifiers())) {
-                try {
-                    map.put(toNodeName(field.getName()), field.get(null));
-                } catch (IllegalAccessException e) {
-                    e.printStackTrace();
-                }
-            }
-        }
-        return map;
-    }
-
     private String toYamlString(Object value, String spacing) {
         if (value instanceof List) {
             Collection<?> listValue = (Collection<?>) value;
@@ -314,19 +296,6 @@ public class Config {
         }
     }
 
-    /**
-     * Get the field for a specific config node.
-     *
-     * @param split the node (split by period)
-     */
-    private Field getField(String[] split, Class<?> root) {
-        Object instance = getInstance(split, root);
-        if (instance == null) {
-            return null;
-        }
-        return getField(split, instance);
-    }
-
     /**
      * Get the field for a specific config node and instance.
      * <p>

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

@@ -3,7 +3,6 @@ package com.fastasyncworldedit.core.configuration;
 /**
  * Exception thrown when attempting to load an invalid {@link Configuration}
  */
-@SuppressWarnings("serial")
 public class InvalidConfigurationException extends Exception {
 
     /**

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

@@ -76,8 +76,7 @@ public class MemorySection implements ConfigurationSection {
                 return Double.parseDouble((String) obj);
             } catch (NumberFormatException ignored) {
             }
-        } else if (obj instanceof List) {
+        } else if (obj instanceof List<?> val) {
-            List<?> val = (List<?>) obj;
             if (!val.isEmpty()) {
                 return toDouble(val.get(0), def);
             }
@@ -94,8 +93,7 @@ public class MemorySection implements ConfigurationSection {
                 return Integer.parseInt((String) obj);
             } catch (NumberFormatException ignored) {
             }
-        } else if (obj instanceof List) {
+        } else if (obj instanceof List<?> val) {
-            List<?> val = (List<?>) obj;
             if (!val.isEmpty()) {
                 return toInt(val.get(0), def);
             }
@@ -112,8 +110,7 @@ public class MemorySection implements ConfigurationSection {
                 return Long.parseLong((String) obj);
             } catch (NumberFormatException ignored) {
             }
-        } else if (obj instanceof List) {
+        } else if (obj instanceof List<?> val) {
-            List<?> val = (List<?>) obj;
             if (!val.isEmpty()) {
                 return toLong(val.get(0), def);
             }
@@ -706,8 +703,7 @@ public class MemorySection implements ConfigurationSection {
         for (Object object : list) {
             if (object instanceof Character) {
                 result.add((Character) object);
-            } else if (object instanceof String) {
+            } else if (object instanceof String str) {
-                String str = (String) object;
 
                 if (str.length() == 1) {
                     result.add(str.charAt(0));
@@ -797,14 +793,12 @@ public class MemorySection implements ConfigurationSection {
     }
 
     protected void mapChildrenKeys(Set<String> output, ConfigurationSection section, boolean deep) {
-        if (section instanceof MemorySection) {
+        if (section instanceof MemorySection sec) {
-            MemorySection sec = (MemorySection) section;
 
             for (Map.Entry<String, Object> entry : sec.map.entrySet()) {
                 output.add(createPath(section, entry.getKey(), this));
 
-                if (deep && (entry.getValue() instanceof ConfigurationSection)) {
+                if (deep && (entry.getValue() instanceof ConfigurationSection subsection)) {
-                    ConfigurationSection subsection = (ConfigurationSection) entry.getValue();
                     mapChildrenKeys(output, subsection, deep);
                 }
             }
@@ -818,8 +812,7 @@ public class MemorySection implements ConfigurationSection {
     }
 
     protected void mapChildrenValues(Map<String, Object> output, ConfigurationSection section, boolean deep) {
-        if (section instanceof MemorySection) {
+        if (section instanceof MemorySection sec) {
-            MemorySection sec = (MemorySection) section;
 
             for (Map.Entry<String, Object> entry : sec.map.entrySet()) {
                 output.put(createPath(section, entry.getKey(), this), entry.getValue());

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

@@ -31,8 +31,10 @@ public class Settings extends Config {
     public boolean PROTOCOL_SUPPORT_FIX = false;
     @Comment("These first 6 aren't configurable") // This is a comment
     @Final // Indicates that this value isn't configurable
+    @SuppressWarnings("unused")
     public String ISSUES = "https://github.com/IntellectualSites/FastAsyncWorldEdit/issues";
     @Final
+    @SuppressWarnings("unused")
     public String WIKI = "https://github.com/IntellectualSites/FastAsyncWorldEdit-Documentation/wiki";
     @Final
     public String DATE; // These values are set from FAWE before loading

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

@@ -1,607 +0,0 @@
-package com.fastasyncworldedit.core.configuration;
-
-import org.yaml.snakeyaml.DumperOptions;
-import org.yaml.snakeyaml.DumperOptions.FlowStyle;
-import org.yaml.snakeyaml.composer.Composer;
-import org.yaml.snakeyaml.constructor.BaseConstructor;
-import org.yaml.snakeyaml.constructor.Constructor;
-import org.yaml.snakeyaml.emitter.Emitable;
-import org.yaml.snakeyaml.emitter.Emitter;
-import org.yaml.snakeyaml.error.YAMLException;
-import org.yaml.snakeyaml.events.Event;
-import org.yaml.snakeyaml.introspector.BeanAccess;
-import org.yaml.snakeyaml.nodes.Node;
-import org.yaml.snakeyaml.nodes.Tag;
-import org.yaml.snakeyaml.parser.Parser;
-import org.yaml.snakeyaml.parser.ParserImpl;
-import org.yaml.snakeyaml.reader.StreamReader;
-import org.yaml.snakeyaml.reader.UnicodeReader;
-import org.yaml.snakeyaml.representer.Representer;
-import org.yaml.snakeyaml.resolver.Resolver;
-import org.yaml.snakeyaml.serializer.Serializer;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.Reader;
-import java.io.StringReader;
-import java.io.StringWriter;
-import java.io.Writer;
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-import java.util.regex.Pattern;
-
-/**
- * Public YAML interface. Each Thread must have its own instance.
- */
-public class Yaml {
-
-    protected final Resolver resolver;
-    protected BaseConstructor constructor;
-    protected Representer representer;
-    protected DumperOptions dumperOptions;
-    private String name;
-
-    /**
-     * Create Yaml instance. It is safe to create a few instances and use them
-     * in different Threads.
-     */
-    public Yaml() {
-        this(new Constructor(), new Representer(), new DumperOptions(), new Resolver());
-    }
-
-    /**
-     * Create Yaml instance.
-     *
-     * @param dumperOptions DumperOptions to configure outgoing objects
-     */
-    public Yaml(DumperOptions dumperOptions) {
-        this(new Constructor(), new Representer(), dumperOptions);
-    }
-
-    /**
-     * Create Yaml instance. It is safe to create a few instances and use them
-     * in different Threads.
-     *
-     * @param representer Representer to emit outgoing objects
-     */
-    public Yaml(Representer representer) {
-        this(new Constructor(), representer);
-    }
-
-    /**
-     * Create Yaml instance. It is safe to create a few instances and use them
-     * in different Threads.
-     *
-     * @param constructor BaseConstructor to construct incoming documents
-     */
-    public Yaml(BaseConstructor constructor) {
-        this(constructor, new Representer());
-    }
-
-    /**
-     * Create Yaml instance. It is safe to create a few instances and use them
-     * in different Threads.
-     *
-     * @param constructor BaseConstructor to construct incoming documents
-     * @param representer Representer to emit outgoing objects
-     */
-    public Yaml(BaseConstructor constructor, Representer representer) {
-        this(constructor, representer, new DumperOptions());
-    }
-
-    /**
-     * Create Yaml instance. It is safe to create a few instances and use them
-     * in different Threads.
-     *
-     * @param representer   Representer to emit outgoing objects
-     * @param dumperOptions DumperOptions to configure outgoing objects
-     */
-    public Yaml(Representer representer, DumperOptions dumperOptions) {
-        this(new Constructor(), representer, dumperOptions, new Resolver());
-    }
-
-    /**
-     * Create Yaml instance. It is safe to create a few instances and use them
-     * in different Threads.
-     *
-     * @param constructor   BaseConstructor to construct incoming documents
-     * @param representer   Representer to emit outgoing objects
-     * @param dumperOptions DumperOptions to configure outgoing objects
-     */
-    public Yaml(BaseConstructor constructor, Representer representer, DumperOptions dumperOptions) {
-        this(constructor, representer, dumperOptions, new Resolver());
-    }
-
-    /**
-     * Create Yaml instance. It is safe to create a few instances and use them
-     * in different Threads.
-     *
-     * @param constructor   BaseConstructor to construct incoming documents
-     * @param representer   Representer to emit outgoing objects
-     * @param dumperOptions DumperOptions to configure outgoing objects
-     * @param resolver      Resolver to detect implicit type
-     */
-    public Yaml(BaseConstructor constructor, Representer representer, DumperOptions dumperOptions, Resolver resolver) {
-        if (!constructor.isExplicitPropertyUtils()) {
-            constructor.setPropertyUtils(representer.getPropertyUtils());
-        } else if (!representer.isExplicitPropertyUtils()) {
-            representer.setPropertyUtils(constructor.getPropertyUtils());
-        }
-        this.constructor = constructor;
-        representer.setDefaultFlowStyle(dumperOptions.getDefaultFlowStyle());
-        representer.setDefaultScalarStyle(dumperOptions.getDefaultScalarStyle());
-        representer.getPropertyUtils().setAllowReadOnlyProperties(dumperOptions.isAllowReadOnlyProperties());
-        representer.setTimeZone(dumperOptions.getTimeZone());
-        this.representer = representer;
-        this.dumperOptions = dumperOptions;
-        this.resolver = resolver;
-        this.name = "Yaml:" + System.identityHashCode(this);
-    }
-
-    /**
-     * Serialize a Java object into a YAML String.
-     *
-     * @param data Java object to be Serialized to YAML
-     * @return YAML String
-     */
-    public String dump(Object data) {
-        List<Object> list = new ArrayList<>(1);
-        list.add(data);
-        return dumpAll(list.iterator());
-    }
-
-    /**
-     * Produce the corresponding representation tree for a given Object.
-     *
-     * @param data instance to build the representation tree for
-     * @return representation tree
-     * @see <a href="http://yaml.org/spec/1.1/#id859333">Figure 3.1. Processing
-     *         Overview</a>
-     */
-    public Node represent(Object data) {
-        return representer.represent(data);
-    }
-
-    /**
-     * Serialize a sequence of Java objects into a YAML String.
-     *
-     * @param data Iterator with Objects
-     * @return YAML String with all the objects in proper sequence
-     */
-    public String dumpAll(Iterator<? extends Object> data) {
-        StringWriter buffer = new StringWriter();
-        dumpAll(data, buffer, null);
-        return buffer.toString();
-    }
-
-    /**
-     * Serialize a Java object into a YAML stream.
-     *
-     * @param data   Java object to be serialized to YAML
-     * @param output stream to write to
-     */
-    public void dump(Object data, Writer output) {
-        List<Object> list = new ArrayList<>(1);
-        list.add(data);
-        dumpAll(list.iterator(), output, null);
-    }
-
-    /**
-     * Serialize a sequence of Java objects into a YAML stream.
-     *
-     * @param data   Iterator with Objects
-     * @param output stream to write to
-     */
-    public void dumpAll(Iterator<? extends Object> data, Writer output) {
-        dumpAll(data, output, null);
-    }
-
-    private void dumpAll(Iterator<? extends Object> data, Writer output, Tag rootTag) {
-        Serializer serializer = new Serializer(new Emitter(output, dumperOptions), resolver, dumperOptions, rootTag);
-        try {
-            serializer.open();
-            while (data.hasNext()) {
-                Node node = representer.represent(data.next());
-                serializer.serialize(node);
-            }
-            serializer.close();
-        } catch (IOException e) {
-            throw new YAMLException(e);
-        }
-    }
-
-    /**
-     * <p>
-     * Serialize a Java object into a YAML string. Override the default root tag
-     * with {@code rootTag}.
-     * </p>
-     *
-     * <p>
-     * This method is similar to {@code Yaml.dump(data)} except that the
-     * root tag for the whole document is replaced with the given tag. This has
-     * two main uses.
-     * </p>
-     *
-     * <p>
-     * First, if the root tag is replaced with a standard YAML tag, such as
-     * {@code Tag.MAP}, then the object will be dumped as a map. The root
-     * tag will appear as {@code !!map}, or blank (implicit !!map).
-     * </p>
-     *
-     * <p>
-     * Second, if the root tag is replaced by a different custom tag, then the
-     * document appears to be a different type when loaded. For example, if an
-     * instance of MyClass is dumped with the tag !!YourClass, then it will be
-     * handled as an instance of YourClass when loaded.
-     * </p>
-     *
-     * @param data      Java object to be serialized to YAML
-     * @param rootTag   the tag for the whole YAML document. The tag should be Tag.MAP
-     *                  for a JavaBean to make the tag disappear (to use implicit tag
-     *                  !!map). If {@code null} is provided then the standard tag
-     *                  with the full class name is used.
-     * @param flowStyle flow style for the whole document. See Chapter 10. Collection
-     *                  Styles http://yaml.org/spec/1.1/#id930798. If
-     *                  {@code null} is provided then the flow style from
-     *                  DumperOptions is used.
-     * @return YAML String
-     */
-    public String dumpAs(Object data, Tag rootTag, FlowStyle flowStyle) {
-        FlowStyle oldStyle = representer.getDefaultFlowStyle();
-        if (flowStyle != null) {
-            representer.setDefaultFlowStyle(flowStyle);
-        }
-        List<Object> list = new ArrayList<>(1);
-        list.add(data);
-        StringWriter buffer = new StringWriter();
-        dumpAll(list.iterator(), buffer, rootTag);
-        representer.setDefaultFlowStyle(oldStyle);
-        return buffer.toString();
-    }
-
-    /**
-     * <p>
-     * Serialize a Java object into a YAML string. Override the default root tag
-     * with {@code Tag.MAP}.
-     * </p>
-     * <p>
-     * This method is similar to {@code Yaml.dump(data)} except that the
-     * root tag for the whole document is replaced with {@code Tag.MAP} tag
-     * (implicit !!map).
-     * </p>
-     * <p>
-     * Block Mapping is used as the collection style. See 10.2.2. Block Mappings
-     * (http://yaml.org/spec/1.1/#id934537)
-     * </p>
-     *
-     * @param data Java object to be serialized to YAML
-     * @return YAML String
-     */
-    public String dumpAsMap(Object data) {
-        return dumpAs(data, Tag.MAP, FlowStyle.BLOCK);
-    }
-
-    /**
-     * Serialize the representation tree into Events.
-     *
-     * @param data representation tree
-     * @return Event list
-     * @see <a href="http://yaml.org/spec/1.1/#id859333">Processing Overview</a>
-     */
-    public List<Event> serialize(Node data) {
-        SilentEmitter emitter = new SilentEmitter();
-        Serializer serializer = new Serializer(emitter, resolver, dumperOptions, null);
-        try {
-            serializer.open();
-            serializer.serialize(data);
-            serializer.close();
-        } catch (IOException e) {
-            throw new YAMLException(e);
-        }
-        return emitter.getEvents();
-    }
-
-    /**
-     * Parse the only YAML document in a String and produce the corresponding
-     * Java object. (Because the encoding in known BOM is not respected.)
-     *
-     * @param yaml YAML data to load from (BOM must not be present)
-     * @return parsed object
-     */
-    public Object load(String yaml) {
-        return loadFromReader(new StreamReader(yaml), Object.class);
-    }
-
-    /**
-     * Parse the only YAML document in a stream and produce the corresponding
-     * Java object.
-     *
-     * @param io data to load from (BOM is respected and removed)
-     * @return parsed object
-     */
-    public Object load(InputStream io) {
-        return loadFromReader(new StreamReader(new UnicodeReader(io)), Object.class);
-    }
-
-    /**
-     * Parse the only YAML document in a stream and produce the corresponding
-     * Java object.
-     *
-     * @param io data to load from (BOM must not be present)
-     * @return parsed object
-     */
-    public Object load(Reader io) {
-        return loadFromReader(new StreamReader(io), Object.class);
-    }
-
-    /**
-     * Parse the only YAML document in a stream and produce the corresponding
-     * Java object.
-     *
-     * @param <T>  Class is defined by the second argument
-     * @param io   data to load from (BOM must not be present)
-     * @param type Class of the object to be created
-     * @return parsed object
-     */
-    @SuppressWarnings("unchecked")
-    public <T> T loadAs(Reader io, Class<T> type) {
-        return (T) loadFromReader(new StreamReader(io), type);
-    }
-
-    /**
-     * Parse the only YAML document in a String and produce the corresponding
-     * Java object. (Because the encoding in known BOM is not respected.)
-     *
-     * @param <T>  Class is defined by the second argument
-     * @param yaml YAML data to load from (BOM must not be present)
-     * @param type Class of the object to be created
-     * @return parsed object
-     */
-    @SuppressWarnings("unchecked")
-    public <T> T loadAs(String yaml, Class<T> type) {
-        return (T) loadFromReader(new StreamReader(yaml), type);
-    }
-
-    /**
-     * Parse the only YAML document in a stream and produce the corresponding
-     * Java object.
-     *
-     * @param <T>   Class is defined by the second argument
-     * @param input data to load from (BOM is respected and removed)
-     * @param type  Class of the object to be created
-     * @return parsed object
-     */
-    @SuppressWarnings("unchecked")
-    public <T> T loadAs(InputStream input, Class<T> type) {
-        return (T) loadFromReader(new StreamReader(new UnicodeReader(input)), type);
-    }
-
-    private Object loadFromReader(StreamReader sreader, Class<?> type) {
-        Composer composer = new Composer(new ParserImpl(sreader), resolver);
-        constructor.setComposer(composer);
-        return constructor.getSingleData(type);
-    }
-
-    /**
-     * Parse all YAML documents in a String and produce corresponding Java
-     * objects. The documents are parsed only when the iterator is invoked.
-     *
-     * @param yaml YAML data to load from (BOM must not be present)
-     * @return an iterator over the parsed Java objects in this String in proper
-     *         sequence
-     */
-    public Iterable<Object> loadAll(Reader yaml) {
-        Composer composer = new Composer(new ParserImpl(new StreamReader(yaml)), resolver);
-        constructor.setComposer(composer);
-        Iterator<Object> result = new Iterator<Object>() {
-            public boolean hasNext() {
-                return constructor.checkData();
-            }
-
-            public Object next() {
-                return constructor.getData();
-            }
-
-            public void remove() {
-                throw new UnsupportedOperationException();
-            }
-        };
-        return new YamlIterable(result);
-    }
-
-    /**
-     * Parse all YAML documents in a String and produce corresponding Java
-     * objects. (Because the encoding in known BOM is not respected.) The
-     * documents are parsed only when the iterator is invoked.
-     *
-     * @param yaml YAML data to load from (BOM must not be present)
-     * @return an iterator over the parsed Java objects in this String in proper
-     *         sequence
-     */
-    public Iterable<Object> loadAll(String yaml) {
-        return loadAll(new StringReader(yaml));
-    }
-
-    /**
-     * Parse all YAML documents in a stream and produce corresponding Java
-     * objects. The documents are parsed only when the iterator is invoked.
-     *
-     * @param yaml YAML data to load from (BOM is respected and ignored)
-     * @return an iterator over the parsed Java objects in this stream in proper
-     *         sequence
-     */
-    public Iterable<Object> loadAll(InputStream yaml) {
-        return loadAll(new UnicodeReader(yaml));
-    }
-
-    /**
-     * Parse the first YAML document in a stream and produce the corresponding
-     * representation tree. (This is the opposite of the represent() method)
-     *
-     * @param yaml YAML document
-     * @return parsed root Node for the specified YAML document
-     * @see <a href="http://yaml.org/spec/1.1/#id859333">Figure 3.1. Processing
-     *         Overview</a>
-     */
-    public Node compose(Reader yaml) {
-        Composer composer = new Composer(new ParserImpl(new StreamReader(yaml)), resolver);
-        constructor.setComposer(composer);
-        return composer.getSingleNode();
-    }
-
-    /**
-     * Parse all YAML documents in a stream and produce corresponding
-     * representation trees.
-     *
-     * @param yaml stream of YAML documents
-     * @return parsed root Nodes for all the specified YAML documents
-     * @see <a href="http://yaml.org/spec/1.1/#id859333">Processing Overview</a>
-     */
-    public Iterable<Node> composeAll(Reader yaml) {
-        final Composer composer = new Composer(new ParserImpl(new StreamReader(yaml)), resolver);
-        constructor.setComposer(composer);
-        Iterator<Node> result = new Iterator<Node>() {
-            public boolean hasNext() {
-                return composer.checkNode();
-            }
-
-            public Node next() {
-                return composer.getNode();
-            }
-
-            public void remove() {
-                throw new UnsupportedOperationException();
-            }
-        };
-        return new NodeIterable(result);
-    }
-
-    /**
-     * Add an implicit scalar detector. If an implicit scalar value matches the
-     * given regexp, the corresponding tag is assigned to the scalar.
-     *
-     * @param tag    tag to assign to the node
-     * @param regexp regular expression to match against
-     * @param first  a sequence of possible initial characters or null (which means any).
-     */
-    public void addImplicitResolver(Tag tag, Pattern regexp, String first) {
-        resolver.addImplicitResolver(tag, regexp, first);
-    }
-
-    @Override
-    public String toString() {
-        return name;
-    }
-
-    /**
-     * Get a meaningful name. It simplifies debugging in a multi-threaded
-     * environment. If nothing is set explicitly the address of the instance is
-     * returned.
-     *
-     * @return human readable name
-     */
-    public String getName() {
-        return name;
-    }
-
-    /**
-     * Set a meaningful name to be shown in {@code toString()}.
-     *
-     * @param name human readable name
-     */
-    public void setName(String name) {
-        this.name = name;
-    }
-
-    /**
-     * Parse a YAML stream and produce parsing events.
-     *
-     * @param yaml YAML document(s)
-     * @return parsed events
-     * @see <a href="http://yaml.org/spec/1.1/#id859333">Processing Overview</a>
-     */
-    public Iterable<Event> parse(Reader yaml) {
-        final Parser parser = new ParserImpl(new StreamReader(yaml));
-        Iterator<Event> result = new Iterator<Event>() {
-            public boolean hasNext() {
-                return parser.peekEvent() != null;
-            }
-
-            public Event next() {
-                return parser.getEvent();
-            }
-
-            public void remove() {
-                throw new UnsupportedOperationException();
-            }
-        };
-        return new EventIterable(result);
-    }
-
-    public void setBeanAccess(BeanAccess beanAccess) {
-        constructor.getPropertyUtils().setBeanAccess(beanAccess);
-        representer.getPropertyUtils().setBeanAccess(beanAccess);
-    }
-
-
-    private static class SilentEmitter implements Emitable {
-
-        private final List<Event> events = new ArrayList<>(100);
-
-        public List<Event> getEvents() {
-            return events;
-        }
-
-        public void emit(Event event) throws IOException {
-            events.add(event);
-        }
-
-    }
-
-
-    private static class YamlIterable implements Iterable<Object> {
-
-        private final Iterator<Object> iterator;
-
-        public YamlIterable(Iterator<Object> iterator) {
-            this.iterator = iterator;
-        }
-
-        public Iterator<Object> iterator() {
-            return iterator;
-        }
-
-    }
-
-
-    private static class NodeIterable implements Iterable<Node> {
-
-        private final Iterator<Node> iterator;
-
-        public NodeIterable(Iterator<Node> iterator) {
-            this.iterator = iterator;
-        }
-
-        public Iterator<Node> iterator() {
-            return iterator;
-        }
-
-    }
-
-
-    private static class EventIterable implements Iterable<Event> {
-
-        private final Iterator<Event> iterator;
-
-        public EventIterable(Iterator<Event> iterator) {
-            this.iterator = iterator;
-        }
-
-        public Iterator<Event> iterator() {
-            return iterator;
-        }
-
-    }
-
-}

worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/file/YamlConfiguration.java

@@ -3,10 +3,10 @@ package com.fastasyncworldedit.core.configuration.file;
 import com.fastasyncworldedit.core.configuration.Configuration;
 import com.fastasyncworldedit.core.configuration.ConfigurationSection;
 import com.fastasyncworldedit.core.configuration.InvalidConfigurationException;
-import com.fastasyncworldedit.core.configuration.Yaml;
 import com.sk89q.worldedit.internal.util.LogManagerCompat;
 import org.apache.logging.log4j.Logger;
 import org.yaml.snakeyaml.DumperOptions;
+import org.yaml.snakeyaml.Yaml;
 import org.yaml.snakeyaml.error.YAMLException;
 import org.yaml.snakeyaml.representer.Representer;
 
@@ -127,7 +127,7 @@ public class YamlConfiguration extends FileConfiguration {
 
         Map<?, ?> input;
         try {
-            input = (Map<?, ?>) yaml.load(contents);
+            input = yaml.load(contents);
         } catch (final YAMLException e) {
             throw new InvalidConfigurationException(e);
         } catch (final ClassCastException e) {
@@ -193,8 +193,7 @@ public class YamlConfiguration extends FileConfiguration {
         if (options().copyHeader()) {
             final Configuration def = getDefaults();
 
-            if (def != null && def instanceof FileConfiguration) {
+            if (def != null && def instanceof final FileConfiguration filedefaults) {
-                final FileConfiguration filedefaults = (FileConfiguration) def;
                 final String defaultsHeader = filedefaults.buildHeader();
 
                 if ((defaultsHeader != null) && !defaultsHeader.isEmpty()) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/serialization/ConfigurationSerialization.java

@@ -27,28 +27,6 @@ public class ConfigurationSerialization {
         this.clazz = clazz;
     }
 
-    /**
-     * Attempts to deserialize the given arguments into a new instance of the
-     * given class.
-     * <p>
-     * <p>The class must implement {@link ConfigurationSerializable}, including
-     * the extra methods as specified in the javadoc of
-     * ConfigurationSerializable.</p>
-     * <p>
-     * <p>If a new instance could not be made, an example being the class not
-     * fully implementing the interface, null will be returned.</p>
-     *
-     * @param args  Arguments for deserialization
-     * @param clazz Class to deserialize into
-     * @return New instance of the specified class
-     */
-    public static ConfigurationSerializable deserializeObject(
-            Map<String, ?> args,
-            Class<? extends ConfigurationSerializable> clazz
-    ) {
-        return new ConfigurationSerialization(clazz).deserialize(args);
-    }
-
     /**
      * Attempts to deserialize the given arguments into a new instance of the
      * <p>
@@ -66,7 +44,7 @@ public class ConfigurationSerialization {
      * @return New instance of the specified class
      */
     public static ConfigurationSerializable deserializeObject(Map<String, ?> args) {
-        Class<? extends ConfigurationSerializable> clazz = null;
+        Class<? extends ConfigurationSerializable> clazz;
 
         if (args.containsKey(SERIALIZED_TYPE_KEY)) {
             try {
@@ -116,25 +94,6 @@ public class ConfigurationSerialization {
         aliases.put(alias, clazz);
     }
 
-    /**
-     * Unregisters the specified alias to a {@link ConfigurationSerializable}
-     *
-     * @param alias Alias to unregister
-     */
-    public static void unregisterClass(String alias) {
-        aliases.remove(alias);
-    }
-
-    /**
-     * Unregisters any aliases for the specified {@link ConfigurationSerializable} class.
-     *
-     * @param clazz Class to unregister
-     */
-    public static void unregisterClass(Class<? extends ConfigurationSerializable> clazz) {
-        while (aliases.values().remove(clazz)) {
-        }
-    }
-
     /**
      * Attempts to get a registered {@link ConfigurationSerializable} class by
      * its alias.

worldedit-core/src/main/java/com/fastasyncworldedit/core/entity/LazyBaseEntity.java

@@ -2,7 +2,6 @@ package com.fastasyncworldedit.core.entity;
 
 import com.fastasyncworldedit.core.Fawe;
 import com.fastasyncworldedit.core.util.TaskManager;
-import com.sk89q.jnbt.CompoundTag;
 import com.sk89q.worldedit.entity.BaseEntity;
 import com.sk89q.worldedit.util.nbt.CompoundBinaryTag;
 import com.sk89q.worldedit.world.entity.EntityType;

worldedit-core/src/main/java/com/fastasyncworldedit/core/entity/MapMetadatable.java

@@ -20,6 +20,7 @@ public interface MapMetadatable extends Metadatable {
      * {@inheritDoc}
      */
     @Override
+    @SuppressWarnings("unchecked")
     default <T> T getAndSetMeta(String key, T value) {
         return (T) getRawMeta().put(key, value);
     }
@@ -40,6 +41,7 @@ public interface MapMetadatable extends Metadatable {
      * {@inheritDoc}
      */
     @Override
+    @SuppressWarnings("unchecked")
     default <V> V getMeta(String key) {
         return (V) getRawMeta().get(key);
     }
@@ -49,6 +51,7 @@ public interface MapMetadatable extends Metadatable {
      */
     @Nonnull
     @Override
+    @SuppressWarnings("unchecked")
     default <V> V getMeta(String key, @Nonnull V def) {
         V value = (V) getRawMeta().get(key);
         return value == null ? def : value;
@@ -58,6 +61,7 @@ public interface MapMetadatable extends Metadatable {
      * {@inheritDoc}
      */
     @Override
+    @SuppressWarnings("unchecked")
     default <V> V deleteMeta(String key) {
         return (V) getRawMeta().remove(key);
     }

worldedit-core/src/main/java/com/fastasyncworldedit/core/event/extent/PasteEvent.java

@@ -65,8 +65,7 @@ public class PasteEvent extends Event implements Cancellable {
      * @return a new event
      */
     public PasteEvent clone(Stage stage) {
-        PasteEvent clone = new PasteEvent(actor, clipboard, uri, extent, to);
+        return new PasteEvent(actor, clipboard, uri, extent, to);
-        return clone;
     }
 
 }

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

@@ -109,11 +109,7 @@ public class RichMaskParser extends FaweParser<Mask> {
                     // Legacy syntax
                     if (charMask) {
                         switch (char0) {
-                            case '\\':
+                            case '\\', '/', '{', '|', '~' -> {
-                            case '/':
-                            case '{':
-                            case '|':
-                            case '~': {
                                 String value = command.substring(1) + ((entry.getValue().isEmpty())
                                         ? ""
                                         : "[" + StringMan.join(
@@ -127,17 +123,13 @@ public class RichMaskParser extends FaweParser<Mask> {
                                     value = value.replaceAll(":", "][");
                                 }
                                 mask = parseFromInput(char0 + "[" + value + "]", context);
-                                break;
                             }
-                            case '%':
+                            case '%', '$', '<', '>', '!' -> {
-                            case '$':
-                            case '<':
-                            case '>':
-                            case '!':
                                 input = input.substring(input.indexOf(char0) + 1);
                                 mask = parseFromInput(char0 + "[" + input + "]", context);
                             }
                         }
+                    }
                     if (mask == null) {
                         if (command.startsWith("[")) {
                             int end = command.lastIndexOf(']');

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

@@ -24,7 +24,7 @@ public class YAxisMaskParser extends SimpleInputParser<Mask> {
 
     @Override
     public Mask parseFromSimpleInput(String input, ParserContext context) {
-        return new YAxisMask(context.getExtent());
+        return new YAxisMask();
     }
 
 }

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

@@ -30,15 +30,11 @@ public class Linear2DPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
+            case 1, 2 -> SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            case 1:
+            default -> Stream.empty();
-            case 2:
+        };
-                return SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -30,16 +30,11 @@ public class Linear3DPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
+            case 1, 2, 3 -> SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            case 1:
+            default -> Stream.empty();
-            case 2:
+        };
-            case 3:
-                return SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -29,16 +29,11 @@ public class LinearPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
+            case 1, 2, 3 -> SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            case 1:
+            default -> Stream.empty();
-            case 2:
+        };
-            case 3:
-                return SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -26,15 +26,11 @@ public class MaskedPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getMaskFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getMaskFactory().getSuggestions(argumentInput).stream();
+            case 1, 2 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-            case 1:
+            default -> Stream.empty();
-            case 2:
+        };
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -26,16 +26,11 @@ public class OffsetPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
+            case 1, 2, 3 -> SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            case 1:
+            default -> Stream.empty();
-            case 2:
+        };
-            case 3:
-                return SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -26,16 +26,11 @@ public class RandomOffsetPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
+            case 1, 2, 3 -> SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            case 1:
+            default -> Stream.empty();
-            case 2:
+        };
-            case 3:
-                return SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -26,16 +26,11 @@ public class SolidRandomOffsetPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
+            case 1, 2, 3 -> SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            case 1:
+            default -> Stream.empty();
-            case 2:
+        };
-            case 3:
-                return SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -26,14 +26,11 @@ public class SurfaceRandomOffsetPatternParser extends RichParser<Pattern> {
 
     @Override
     protected Stream<String> getSuggestions(String argumentInput, int index) {
-        switch (index) {
+        return switch (index) {
-            case 0:
+            case 0 -> this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
-                return this.worldEdit.getPatternFactory().getSuggestions(argumentInput).stream();
+            case 1 -> SuggestionHelper.suggestPositiveIntegers(argumentInput);
-            case 1:
+            default -> Stream.empty();
-                return SuggestionHelper.suggestPositiveIntegers(argumentInput);
+        };
-            default:
-                return Stream.empty();
-        }
     }
 
     @Override

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

@@ -50,8 +50,8 @@ public class RandomTransformParser extends InputParser<ResettableExtent> {
             return null;
         }
         RandomTransform randomTransform = new RandomTransform();
-        for (int i = 0; i < split.size(); i++) {
+        for (String s : split) {
-            ResettableExtent transform = worldEdit.getTransformFactory().parseFromInput(split.get(i), context);
+            ResettableExtent transform = worldEdit.getTransformFactory().parseFromInput(s, context);
             randomTransform.add(transform, 1d);
         }
         return randomTransform;

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/platform/binding/Bindings.java

@@ -22,6 +22,7 @@ import java.lang.reflect.Method;
 import java.util.Optional;
 import java.util.function.Function;
 
+@SuppressWarnings({"rawtypes", "unchecked"})
 public class Bindings {
 
     private static final Logger LOGGER = LogManagerCompat.getLogger();

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/platform/binding/CommandBindings.java

@@ -2,6 +2,7 @@ package com.fastasyncworldedit.core.extension.platform.binding;
 
 import com.sk89q.worldedit.WorldEdit;
 
+@SuppressWarnings("unused")
 public class CommandBindings extends Bindings {
 
     public CommandBindings(WorldEdit worldEdit) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/platform/binding/ConsumeBindings.java

@@ -32,6 +32,7 @@ import org.enginehub.piston.inject.InjectedValueAccess;
 
 import java.util.UUID;
 
+@SuppressWarnings("unused")
 public class ConsumeBindings extends Bindings {
 
     private final PlatformCommandManager manager;

worldedit-core/src/main/java/com/fastasyncworldedit/core/extension/platform/binding/PrimitiveBindings.java

@@ -15,6 +15,7 @@ import com.sk89q.worldedit.util.formatting.text.TextComponent;
 import javax.annotation.Nullable;
 import java.util.Locale;
 
+@SuppressWarnings("unused")
 public class PrimitiveBindings extends Bindings {
 
     public PrimitiveBindings(WorldEdit worldEdit) {
@@ -48,26 +49,12 @@ public class PrimitiveBindings extends Bindings {
      */
     @Binding
     public Boolean getBoolean(String argument) {
-        switch (argument.toLowerCase(Locale.ROOT)) {
+        return switch (argument.toLowerCase(Locale.ROOT)) {
-            case "":
+            case "" -> throw new InputParseException(Caption.of("fawe.error.input-parser-exception"));
-                throw new InputParseException(Caption.of("fawe.error.input-parser-exception"));
+            case "true", "yes", "on", "y", "1", "t" -> true;
-            case "true":
+            case "false", "no", "off", "f", "n", "0" -> false;
-            case "yes":
+            default -> throw new InputParseException(Caption.of("fawe.error.invalid-boolean", TextComponent.of(argument)));
-            case "on":
+        };
-            case "y":
-            case "1":
-            case "t":
-                return true;
-            case "false":
-            case "no":
-            case "off":
-            case "f":
-            case "n":
-            case "0":
-                return false;
-            default:
-                throw new InputParseException(Caption.of("fawe.error.invalid-boolean", TextComponent.of(argument)));
-        }
     }
 
     /**
@@ -84,18 +71,13 @@ public class PrimitiveBindings extends Bindings {
         final double radiusY;
         final double radiusZ;
         switch (radii.length) {
-            case 1:
+            case 1 -> radiusX = radiusY = radiusZ = PrimitiveBindings.parseNumericInput(radii[0]);
-                radiusX = radiusY = radiusZ = PrimitiveBindings.parseNumericInput(radii[0]);
+            case 3 -> {
-                break;
-
-            case 3:
                 radiusX = PrimitiveBindings.parseNumericInput(radii[0]);
                 radiusY = PrimitiveBindings.parseNumericInput(radii[1]);
                 radiusZ = PrimitiveBindings.parseNumericInput(radii[2]);
-                break;
+            }
-
+            default -> throw new InputParseException("You must either specify 1 or 3 radius values.");
-            default:
-                throw new InputParseException("You must either specify 1 or 3 radius values.");
         }
         return Vector3.at(radiusX, radiusY, radiusZ);
     }
@@ -115,17 +97,12 @@ public class PrimitiveBindings extends Bindings {
         final double radiusX;
         final double radiusZ;
         switch (radii.length) {
-            case 1:
+            case 1 -> radiusX = radiusZ = PrimitiveBindings.parseNumericInput(radii[0]);
-                radiusX = radiusZ = PrimitiveBindings.parseNumericInput(radii[0]);
+            case 2 -> {
-                break;
-
-            case 2:
                 radiusX = PrimitiveBindings.parseNumericInput(radii[0]);
                 radiusZ = PrimitiveBindings.parseNumericInput(radii[1]);
-                break;
+            }
-
+            default -> throw new InputParseException("You must either specify 1 or 2 radius values.");
-            default:
-                throw new InputParseException("You must either specify 1 or 2 radius values.");
         }
         return Vector2.at(radiusX, radiusZ);
     }
@@ -145,18 +122,13 @@ public class PrimitiveBindings extends Bindings {
         final double radiusY;
         final double radiusZ;
         switch (radii.length) {
-            case 1:
+            case 1 -> radiusX = radiusY = radiusZ = PrimitiveBindings.parseNumericInput(radii[0]);
-                radiusX = radiusY = radiusZ = PrimitiveBindings.parseNumericInput(radii[0]);
+            case 3 -> {
-                break;
-
-            case 3:
                 radiusX = PrimitiveBindings.parseNumericInput(radii[0]);
                 radiusY = PrimitiveBindings.parseNumericInput(radii[1]);
                 radiusZ = PrimitiveBindings.parseNumericInput(radii[2]);
-                break;
+            }
-
+            default -> throw new InputParseException("You must either specify 1 or 3 radius values.");
-            default:
-                throw new InputParseException("You must either specify 1 or 3 radius values.");
         }
         return BlockVector3.at(radiusX, radiusY, radiusZ);
     }
@@ -175,17 +147,12 @@ public class PrimitiveBindings extends Bindings {
         final double radiusX;
         final double radiusZ;
         switch (radii.length) {
-            case 1:
+            case 1 -> radiusX = radiusZ = parseNumericInput(radii[0]);
-                radiusX = radiusZ = parseNumericInput(radii[0]);
+            case 2 -> {
-                break;
-
-            case 2:
                 radiusX = parseNumericInput(radii[0]);
                 radiusZ = parseNumericInput(radii[1]);
-                break;
+            }
-
+            default -> throw new InputParseException("You must either specify 1 or 2 radius values.");
-            default:
-                throw new InputParseException("You must either specify 1 or 2 radius values.");
         }
         return BlockVector2.at(radiusX, radiusZ);
     }

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

@@ -125,8 +125,7 @@ public class ProvideBindings extends Bindings {
             return extent;
         }
         EditSession editSession = editSession(getLocalSession(actor), actor, access);
-        if (access instanceof InjectedValueStore) {
+        if (access instanceof InjectedValueStore store) {
-            InjectedValueStore store = (InjectedValueStore) access;
             store.injectValue(Key.of(EditSession.class), ValueProvider.constant(editSession));
         }
         return editSession;

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/DisallowedBlocksExtent.java

@@ -101,6 +101,7 @@ public class DisallowedBlocksExtent extends AbstractDelegateExtent implements IB
         return super.setBlock(x, y, z, block);
     }
 
+    @SuppressWarnings("unchecked")
     private <B extends BlockStateHolder<B>> B checkBlock(B block) {
         if (blockedBlocks != null) {
             if (blockedBlocks.contains(block.getBlockType().getId())) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/StripNBTExtent.java

@@ -65,11 +65,11 @@ public class StripNBTExtent extends AbstractDelegateExtent implements IBatchProc
         return super.createEntity(location, stripEntityNBT(entity));
     }
 
+    @SuppressWarnings("unchecked")
     public <B extends BlockStateHolder<B>> B stripBlockNBT(B block) {
-        if (!(block instanceof BaseBlock)) {
+        if (!(block instanceof BaseBlock localBlock)) {
             return block;
         }
-        BaseBlock localBlock = (BaseBlock) block;
         if (!localBlock.hasNbtData()) {
             return block;
         }

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/TransformExtent.java

@@ -93,6 +93,7 @@ public class TransformExtent extends BlockTransformExtent {
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public <T extends BlockStateHolder<T>> boolean setBlock(int x, int y, int z, T block)
             throws WorldEditException {
         return super.setBlock(getPos(x, y, z), transformInverse(block));
@@ -100,6 +101,7 @@ public class TransformExtent extends BlockTransformExtent {
 
 
     @Override
+    @SuppressWarnings("unchecked")
     public <B extends BlockStateHolder<B>> boolean setBlock(BlockVector3 location, B block)
             throws WorldEditException {
         return super.setBlock(getPos(location), transformInverse(block));

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/CPUOptimizedClipboard.java

@@ -107,7 +107,7 @@ public class CPUOptimizedClipboard extends LinearClipboard {
         }
         for (Map.Entry<IntTriple, CompoundTag> entry : nbtMapLoc.entrySet()) {
             IntTriple key = entry.getKey();
-            setTile(getIndex(key.getX(), key.getY(), key.getZ()), entry.getValue());
+            setTile(getIndex(key.x(), key.y(), key.z()), entry.getValue());
         }
         nbtMapLoc.clear();
     }

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/DiskOptimizedClipboard.java

@@ -379,7 +379,7 @@ public class DiskOptimizedClipboard extends LinearClipboard implements Closeable
                 nbt = null;
                 for (Map.Entry<IntTriple, CompoundTag> entry : nbtMap.entrySet()) {
                     IntTriple key = entry.getKey();
-                    int index = getIndex(key.getX(), key.getY(), key.getZ());
+                    int index = getIndex(key.x(), key.y(), key.z());
                     if (index == i) {
                         nbt = entry.getValue();
                         break;

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/LinearClipboard.java

@@ -42,8 +42,6 @@ public abstract class LinearClipboard extends SimpleClipboard {
 
     /**
      * The locations provided are relative to the clipboard min
-     *
-     * @param task
      */
     public abstract void streamBiomes(IntValueReader task);
 
@@ -63,13 +61,12 @@ public abstract class LinearClipboard extends SimpleClipboard {
     @Override
     public Iterator<BlockVector3> iterator(Order order) {
         Region region = getRegion();
-        switch (order) {
+        if (order == Order.YZX) {
-            case YZX:
             if (region instanceof CuboidRegion) {
                 Iterator<BlockVector3> iter = ((CuboidRegion) region).iterator_old();
                 LinearFilter filter = new LinearFilter();
 
-                    return new ForwardingIterator<BlockVector3>() {
+                return new ForwardingIterator<>() {
                     @Override
                     protected Iterator<BlockVector3> delegate() {
                         return iter;
@@ -81,9 +78,8 @@ public abstract class LinearClipboard extends SimpleClipboard {
                     }
                 };
             }
-            default:
-                return order.create(region);
         }
+        return order.create(region);
 
     }
 

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/MemoryOptimizedClipboard.java

@@ -215,7 +215,7 @@ public class MemoryOptimizedClipboard extends LinearClipboard {
                 nbt = null;
                 for (Map.Entry<IntTriple, CompoundTag> entry : nbtMap.entrySet()) {
                     IntTriple trio = entry.getKey();
-                    int index = getIndex(trio.getX(), trio.getY(), trio.getZ());
+                    int index = getIndex(trio.x(), trio.y(), trio.z());
                     if (index == i) {
                         nbt = entry.getValue();
                         break;
@@ -308,10 +308,9 @@ public class MemoryOptimizedClipboard extends LinearClipboard {
 
     @Override
     public List<? extends Entity> getEntities(Region region) {
-        return new ArrayList<>(entities
+        return entities
                 .stream()
-                .filter(e -> region.contains(e.getLocation().toBlockPoint()))
+                .filter(e -> region.contains(e.getLocation().toBlockPoint())).collect(Collectors.toList());
-                .collect(Collectors.toList()));
     }
 
     @Override

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/MultiClipboardHolder.java

@@ -69,8 +69,7 @@ public class MultiClipboardHolder extends URIClipboardHolder {
     @Override
     public URI getURI(Clipboard clipboard) {
         for (ClipboardHolder holder : getHolders()) {
-            if (holder instanceof URIClipboardHolder) {
+            if (holder instanceof URIClipboardHolder uriHolder) {
-                URIClipboardHolder uriHolder = (URIClipboardHolder) holder;
                 URI uri = uriHolder.getURI(clipboard);
                 if (uri != null) {
                     return uri;

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/ResizableClipboardBuilder.java

@@ -66,12 +66,10 @@ public class ResizableClipboardBuilder extends MemoryOptimizedHistory {
         try {
             while (iterator.hasNext()) {
                 Change change = iterator.next();
-                if (change instanceof MutableBlockChange) {
+                if (change instanceof MutableBlockChange blockChange) {
-                    MutableBlockChange blockChange = (MutableBlockChange) change;
                     BlockState block = BlockState.getFromOrdinal(blockChange.ordinal);
                     clipboard.setBlock(blockChange.x, blockChange.y, blockChange.z, block);
-                } else if (change instanceof MutableTileChange) {
+                } else if (change instanceof MutableTileChange tileChange) {
-                    MutableTileChange tileChange = (MutableTileChange) change;
                     int x = tileChange.tag.getInt("x");
                     int y = tileChange.tag.getInt("y");
                     int z = tileChange.tag.getInt("z");

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/io/FastSchematicReader.java

@@ -275,8 +275,7 @@ public class FastSchematicReader extends NBTSchematicReader {
 
         if (blocksOut != null && blocksOut.getSize() != 0) {
             try (FaweInputStream fis = new FaweInputStream(new LZ4BlockInputStream(new FastByteArraysInputStream(blocksOut.toByteArrays())))) {
-                if (clipboard instanceof LinearClipboard) {
+                if (clipboard instanceof LinearClipboard linear) {
-                    LinearClipboard linear = (LinearClipboard) clipboard;
                     int volume = width * height * length;
                     if (palette.length < 128) {
                         for (int index = 0; index < volume; index++) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/clipboard/io/schematic/MinecraftStructure.java

@@ -99,7 +99,7 @@ public class MinecraftStructure implements ClipboardReader, ClipboardWriter {
                     for (Map.Entry<String, Tag> entry : properties.getValue().entrySet()) {
                         String key = entry.getKey();
                         String value = ((StringTag) entry.getValue()).getValue();
-                        Property property = type.getProperty(key);
+                        Property<Object> property = type.getProperty(key);
                         state = state.with(property, property.getValueFor(value));
                     }
                 }

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/filter/ForkedFilter.java

@@ -9,6 +9,7 @@ public abstract class ForkedFilter<T extends ForkedFilter<T>> implements Filter
 
     protected final Map<Thread, T> children;
 
+    @SuppressWarnings("unchecked")
     public ForkedFilter(T root) {
         if (root != null) {
             children = root.children;

worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/filter/block/DelegateFilter.java

@@ -12,6 +12,7 @@ public abstract class DelegateFilter<T extends Filter> implements IDelegateFilte
     }
 
     @Override
+    @SuppressWarnings("unchecked")
     public final T getParent() {
         return (T) parent;
     }

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

@@ -20,8 +20,6 @@ public interface IBatchProcessorHolder extends IBatchProcessor {
 
     /**
      * Set the held processor
-     *
-     * @param set
      */
     void setProcessor(IBatchProcessor set);
 

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

@@ -55,14 +55,11 @@ public class MultiBatchProcessor implements IBatchProcessor {
                 list.add(processor);
             }
         }
-        switch (list.size()) {
+        return switch (list.size()) {
-            case 0:
+            case 0 -> EmptyBatchProcessor.getInstance();
-                return EmptyBatchProcessor.getInstance();
+            case 1 -> list.get(0);
-            case 1:
+            default -> new MultiBatchProcessor(list.toArray(new IBatchProcessor[0]));
-                return list.get(0);
+        };
-            default:
-                return new MultiBatchProcessor(list.toArray(new IBatchProcessor[0]));
-        }
     }
 
     public void addBatchProcessor(IBatchProcessor processor) {

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

@@ -34,6 +34,7 @@ import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.locks.ReentrantLock;
 
+@SuppressWarnings("rawtypes")
 public class NMSRelighter implements Relighter {
 
     private static final int DISPATCH_SIZE = 64;
@@ -988,11 +989,10 @@ public class NMSRelighter implements Relighter {
             return;
         }
         switch (reason) {
-            case SkipReason.SOLID: {
+            case SkipReason.SOLID -> {
                 Arrays.fill(mask, (byte) 0);
-                return;
             }
-            case SkipReason.AIR: {
+            case SkipReason.AIR -> {
                 int index = 0;
                 for (int z = 0; z < 16; z++) {
                     for (int x = 0; x < 16; x++) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/generator/OreGen.java

@@ -26,8 +26,6 @@ public class OreGen implements Resource {
     private final double ONE_8 = 1 / 8F;
     private final double ONE_16 = 1 / 16F;
 
-    public int laced = 0;
-
     public OreGen(Extent extent, Mask mask, Pattern pattern, int size, int minY, int maxY) {
         this.maxSize = size;
         this.maxSizeO8 = size * ONE_8;

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/ABlockMask.java

@@ -55,8 +55,7 @@ public abstract class ABlockMask extends AbstractExtentMask {
 
     @Override
     public Mask tryCombine(Mask mask) {
-        if (mask instanceof ABlockMask) {
+        if (mask instanceof ABlockMask other) {
-            ABlockMask other = (ABlockMask) mask;
             BlockMask newMask = new BlockMask(getExtent());
             for (BlockState state : BlockTypesCache.states) {
                 if (state != null) {
@@ -76,8 +75,7 @@ public abstract class ABlockMask extends AbstractExtentMask {
 
     @Override
     public Mask tryOr(Mask mask) {
-        if (mask instanceof ABlockMask) {
+        if (mask instanceof ABlockMask other) {
-            ABlockMask other = (ABlockMask) mask;
             BlockMask newMask = new BlockMask(getExtent());
             for (BlockState state : BlockTypesCache.states) {
                 if (state != null) {

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/BlockMaskBuilder.java

@@ -161,16 +161,13 @@ public class BlockMaskBuilder {
                 for (int i = last; i < length; i++) {
                     char c = input.charAt(i);
                     switch (c) {
-                        case '[':
+                        case '[', '{', '(' -> {
-                        case '{':
-                        case '(':
                             int next = StringMan.findMatchingBracket(input, i);
                             if (next != -1) {
                                 i = next;
                             }
-                            break;
+                        }
-                        case ']':
+                        case ']', ',' -> {
-                        case ',': {
                             charSequence.setSubstring(last, i);
                             if (key == null && PropertyKey.getByName(charSequence) == null) {
                                 suggest(
@@ -218,35 +215,21 @@ public class BlockMaskBuilder {
                             key = null;
                             operator = null;
                             last = i + 1;
-                            break;
                         }
-                        case '~':
+                        case '~', '!', '=', '<', '>' -> {
-                        case '!':
-                        case '=':
-                        case '<':
-                        case '>': {
                             charSequence.setSubstring(last, i);
                             boolean extra = input.charAt(i + 1) == '=';
                             if (extra) {
                                 i++;
                             }
-                            switch (c) {
+                            operator = switch (c) {
-                                case '~':
+                                case '~' -> EQUAL_OR_NULL;
-                                    operator = EQUAL_OR_NULL;
+                                case '!' -> NOT;
-                                    break;
+                                case '=' -> EQUAL;
-                                case '!':
+                                case '<' -> extra ? LESS_EQUAL : LESS;
-                                    operator = NOT;
+                                case '>' -> extra ? GREATER_EQUAL : GREATER;
-                                    break;
+                                default -> operator;
-                                case '=':
+                            };
-                                    operator = EQUAL;
-                                    break;
-                                case '<':
-                                    operator = extra ? LESS_EQUAL : LESS;
-                                    break;
-                                case '>':
-                                    operator = extra ? GREATER_EQUAL : GREATER;
-                                    break;
-                            }
                             if (charSequence.length() > 0 || key == null) {
                                 key = PropertyKey.getByName(charSequence);
                                 if (key == null) {
@@ -258,10 +241,9 @@ public class BlockMaskBuilder {
                                 }
                             }
                             last = i + 1;
-                            break;
                         }
-                        default:
+                        default -> {
-                            break;
+                        }
                     }
                 }
             } else {
@@ -395,6 +377,7 @@ public class BlockMaskBuilder {
         return this;
     }
 
+    @SuppressWarnings({"unchecked", "rawtypes"})
     public <T> BlockMaskBuilder filter(
             Predicate<BlockType> typePredicate,
             BiPredicate<BlockType, Map.Entry<Property<T>, T>> allowed
@@ -491,6 +474,7 @@ public class BlockMaskBuilder {
         return this;
     }
 
+    @SuppressWarnings({"unchecked", "rawtypes"})
     public BlockMaskBuilder addAll(
             Predicate<BlockType> typePredicate,
             BiPredicate<BlockType, Map.Entry<Property<?>, ?>> propPredicate

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/ExtremaMask.java

@@ -13,7 +13,6 @@ public class ExtremaMask extends AngleMask {
     protected boolean testSlope(Extent extent, int x, int y, int z) {
         double slope;
         double tmp;
-        boolean aboveMin;
         lastY = y;
 
         int base = getHeight(extent, x, y, z);

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/MaskUnion.java

@@ -55,14 +55,11 @@ public class MaskUnion extends MaskIntersection {
                 }
             }
         }
-        switch (set.size()) {
+        return switch (set.size()) {
-            case 0:
+            case 0 -> Masks.alwaysTrue();
-                return Masks.alwaysTrue();
+            case 1 -> set.iterator().next();
-            case 1:
+            default -> new MaskUnion(masks).optimize();
-                return set.iterator().next();
+        };
-            default:
-                return new MaskUnion(masks).optimize();
-        }
     }
 
     @Override

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/SingleBlockStateMask.java

@@ -51,8 +51,7 @@ public class SingleBlockStateMask extends ABlockMask {
 
     @Override
     public Mask tryCombine(Mask mask) {
-        if (mask instanceof ABlockMask) {
+        if (mask instanceof ABlockMask other) {
-            ABlockMask other = (ABlockMask) mask;
             if (other.test(BlockState.getFromOrdinal(ordinal))) {
                 return this;
             }

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/mask/YAxisMask.java

@@ -1,6 +1,5 @@
 package com.fastasyncworldedit.core.function.mask;
 
-import com.sk89q.worldedit.extent.Extent;
 import com.sk89q.worldedit.function.mask.AbstractMask;
 import com.sk89q.worldedit.function.mask.Mask;
 import com.sk89q.worldedit.math.BlockVector3;
@@ -9,7 +8,7 @@ public class YAxisMask extends AbstractMask implements ResettableMask {
 
     private transient int layer = -1;
 
-    public YAxisMask(Extent extent) {
+    public YAxisMask() {
     }
 
     @Override
@@ -27,7 +26,7 @@ public class YAxisMask extends AbstractMask implements ResettableMask {
 
     @Override
     public Mask copy() {
-        return new YAxisMask(null);
+        return new YAxisMask();
     }
 
 }

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

@@ -19,6 +19,7 @@ public class PatternTraverser {
         reset(pattern, newExtent);
     }
 
+    @SuppressWarnings({"unchecked"})
     private void reset(Object pattern, Extent newExtent) {
         if (pattern == null) {
             return;

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/visitor/DFSVisitor.java

@@ -95,9 +95,9 @@ public abstract class DFSVisitor implements Operation {
             int countAdd = 0;
             int countAttempt = 0;
             for (IntTriple direction : dirs) {
-                mutable2.mutX(from.getX() + direction.getX());
+                mutable2.mutX(from.getX() + direction.x());
-                mutable2.mutY(from.getY() + direction.getY());
+                mutable2.mutY(from.getY() + direction.y());
-                mutable2.mutZ(from.getZ() + direction.getZ());
+                mutable2.mutZ(from.getZ() + direction.z());
                 if (isVisitable(mutable, mutable2)) {
                     Node adjacent = new Node(mutable2.getBlockX(), mutable2.getBlockY(), mutable2.getBlockZ());
                     if (!adjacent.equals(current.from)) {
@@ -175,7 +175,7 @@ public abstract class DFSVisitor implements Operation {
         }
 
         @Override
-        public final int hashCode() {
+        public int hashCode() {
             return (x ^ (z << 12)) ^ (y << 24);
         }
 
@@ -208,17 +208,7 @@ public abstract class DFSVisitor implements Operation {
 
     }
 
-    public static class NodePair {
+    public record NodePair(Node from, Node to, int depth) {
-
-        public final Node to;
-        public final Node from;
-        private final int depth;
-
-        NodePair(Node from, Node to, int depth) {
-            this.from = from;
-            this.to = to;
-            this.depth = depth;
-        }
 
     }
 

worldedit-core/src/main/java/com/fastasyncworldedit/core/function/visitor/IntersectRegionFunction.java

@@ -4,13 +4,7 @@ import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.function.RegionFunction;
 import com.sk89q.worldedit.math.BlockVector3;
 
-public class IntersectRegionFunction implements RegionFunction {
+public record IntersectRegionFunction(RegionFunction... functions) implements RegionFunction {
-
-    private final RegionFunction[] functions;
-
-    public IntersectRegionFunction(RegionFunction... functions) {
-        this.functions = functions;
-    }
 
     @Override
     public boolean apply(BlockVector3 position) throws WorldEditException {

worldedit-core/src/main/java/com/fastasyncworldedit/core/history/change/MutableEntityChange.java

@@ -50,6 +50,7 @@ public class MutableEntityChange implements Change {
         }
     }
 
+    @SuppressWarnings({"unchecked"})
     public void delete(UndoContext context) {
         Map<String, Tag> map = tag.getValue();
         long most;

worldedit-core/src/main/java/com/fastasyncworldedit/core/jnbt/CompressedCompoundTag.java

@@ -38,9 +38,7 @@ public abstract class CompressedCompoundTag<T> extends CompoundTag {
             CompoundTag tag = (CompoundTag) nbtIn.readTag();
             Map<String, Tag> value = tag.getValue();
             Map<String, Tag> raw = super.getValue();
-            for (Map.Entry<String, Tag> entry : value.entrySet()) {
+            raw.putAll(value);
-                raw.put(entry.getKey(), entry.getValue());
-            }
         } catch (IOException e) {
             throw new RuntimeException(e);
         }

worldedit-core/src/main/java/com/fastasyncworldedit/core/jnbt/JSON2NBT.java

@@ -21,6 +21,7 @@ import java.util.Iterator;
 import java.util.Stack;
 import java.util.regex.Pattern;
 
+@SuppressWarnings({"unchecked", "rawtypes"})
 public class JSON2NBT {
 
     private static final Pattern INT_ARRAY_MATCHER = Pattern.compile("\\[[-+\\d|,\\s]+\\]");
@@ -56,11 +57,11 @@ public class JSON2NBT {
                 }
             } else if (!flag) {
                 if (c0 != 123 && c0 != 91) {
-                    if (c0 == 125 && (stack.isEmpty() || ((Character) stack.pop()).charValue() != 123)) {
+                    if (c0 == 125 && (stack.isEmpty() || (Character) stack.pop() != 123)) {
                         throw new NBTException("Unbalanced curly brackets {}: " + str);
                     }
 
-                    if (c0 == 93 && (stack.isEmpty() || ((Character) stack.pop()).charValue() != 91)) {
+                    if (c0 == 93 && (stack.isEmpty() || (Character) stack.pop() != 91)) {
                         throw new NBTException("Unbalanced square brackets []: " + str);
                     }
                 } else {
@@ -68,7 +69,7 @@ public class JSON2NBT {
                         ++i;
                     }
 
-                    stack.push(Character.valueOf(c0));
+                    stack.push(c0);
                 }
             }
         }
@@ -93,7 +94,6 @@ public class JSON2NBT {
     private static JSON2NBT.Any nameValueToNBT(String key, String value) throws NBTException {
         value = value.trim();
         String s;
-        boolean c0;
         char c01;
         if (value.startsWith("{")) {
             value = value.substring(1, value.length() - 1);
@@ -102,7 +102,6 @@ public class JSON2NBT {
             for (JSON2NBT$list1 = new JSON2NBT.Compound(key); value.length() > 0; value = value.substring(s.length() + 1)) {
                 s = nextNameValuePair(value, true);
                 if (s.length() > 0) {
-                    c0 = false;
                     JSON2NBT$list1.tagList.add(getTagFromNameValue(s, false));
                 }
 
@@ -124,7 +123,6 @@ public class JSON2NBT {
             for (JSON2NBT$list = new JSON2NBT.List(key); value.length() > 0; value = value.substring(s.length() + 1)) {
                 s = nextNameValuePair(value, false);
                 if (s.length() > 0) {
-                    c0 = true;
                     JSON2NBT$list.tagList.add(getTagFromNameValue(s, true));
                 }
 
@@ -392,10 +390,8 @@ public class JSON2NBT {
 
         public Tag parse() throws NBTException {
             ArrayList<Tag> list = new ArrayList<>();
-            Iterator var2 = this.tagList.iterator();
 
-            while (var2.hasNext()) {
+            for (Any JSON2NBT$any : this.tagList) {
-                JSON2NBT.Any JSON2NBT$any = (JSON2NBT.Any) var2.next();
                 list.add(JSON2NBT$any.parse());
             }
             Class<? extends Tag> tagType = list.isEmpty() ? CompoundTag.class : list.get(0).getClass();
@@ -414,10 +410,8 @@ public class JSON2NBT {
 
         public Tag parse() throws NBTException {
             HashMap<String, Tag> map = new HashMap<>();
-            Iterator var2 = this.tagList.iterator();
 
-            while (var2.hasNext()) {
+            for (Any JSON2NBT$any : this.tagList) {
-                JSON2NBT.Any JSON2NBT$any = (JSON2NBT.Any) var2.next();
                 map.put(JSON2NBT$any.json, JSON2NBT$any.parse());
             }
 

worldedit-core/src/main/java/com/fastasyncworldedit/core/jnbt/streamer/StreamDelegate.java

@@ -8,6 +8,7 @@ import org.apache.logging.log4j.Logger;
 import java.io.DataInputStream;
 import java.io.IOException;
 
+@SuppressWarnings({"unchecked", "rawtypes"})
 public class StreamDelegate {
 
     private static final Logger LOGGER = LogManagerCompat.getLogger();