Added BiomeMask.java and updated minor parts of miscellaneous files

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

@@ -19,12 +19,17 @@
 
 package com.sk89q.worldedit;
 
+import com.sk89q.worldedit.extension.input.DisallowedUsageException;
+
 /**
  * Thrown when a disallowed item is used.
+ *
+ * @deprecated Use {@link DisallowedUsageException}
  */
+@Deprecated
 public class DisallowedItemException extends WorldEditException {
 
-    private String type;
+    private final String type;
 
     public DisallowedItemException(String type) {
         this.type = type;

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

@@ -22,6 +22,7 @@ package com.sk89q.worldedit;
 /**
  * Thrown when an invalid item is specified.
  */
+@Deprecated
 public class InvalidItemException extends DisallowedItemException {
 
     public InvalidItemException(String type, String message) {

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

@@ -19,9 +19,14 @@
 
 package com.sk89q.worldedit;
 
+import com.sk89q.worldedit.util.formatting.text.TranslatableComponent;
+
 /**
  * Raised when a world is missing but is required.
  */
 public class MissingWorldException extends WorldEditException {
 
+    public MissingWorldException() {
+        super(TranslatableComponent.of("worldedit.error.missing-world"));
+    }
 }

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

@@ -19,6 +19,10 @@
 
 package com.sk89q.worldedit;
 
+import com.sk89q.worldedit.util.formatting.text.TextComponent;
+import com.sk89q.worldedit.util.formatting.text.TranslatableComponent;
+import com.sk89q.worldedit.world.item.ItemType;
+
 /**
  * Raised when an item is used when a block was expected.
  */
@@ -28,7 +32,7 @@ public class NotABlockException extends WorldEditException {
      * Create a new instance.
      */
     public NotABlockException() {
-        super("This item is not a block.");
+        super(TranslatableComponent.of("worldedit.error.not-a-block"));
     }
 
     /**
@@ -36,8 +40,9 @@ public class NotABlockException extends WorldEditException {
      *
      * @param input the input that was used
      */
+    @Deprecated
     public NotABlockException(String input) {
-        super("The item '" + input + "' is not a block.");
+        super(TranslatableComponent.of("worldedit.error.not-a-block.item", TextComponent.of(input)));
     }
 
     /**
@@ -45,8 +50,17 @@ public class NotABlockException extends WorldEditException {
      *
      * @param input the input that was used
      */
+    @Deprecated
     public NotABlockException(int input) {
-        super("The item with the ID " + input + " is not a block.");
+        super(TranslatableComponent.of("worldedit.error.not-a-block.item", TextComponent.of(input)));
     }
 
+    /**
+     * Create a new instance.
+     *
+     * @param input the input that was used
+     */
+    public NotABlockException(ItemType input) {
+        super(TranslatableComponent.of("worldedit.error.not-a-block.item", input.getRichName()));
+    }
 }

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

@@ -19,12 +19,15 @@
 
 package com.sk89q.worldedit;
 
+import com.sk89q.worldedit.util.formatting.text.TextComponent;
+import com.sk89q.worldedit.util.formatting.text.TranslatableComponent;
+
 /**
  * Thrown when an unknown direction is specified or detected.
  */
 public class UnknownDirectionException extends WorldEditException {
 
-    private String dir;
+    private final String dir;
 
     /**
      * Create a new instance.
@@ -32,7 +35,7 @@ public class UnknownDirectionException extends WorldEditException {
      * @param dir the input that was tried
      */
     public UnknownDirectionException(String dir) {
-        super("Unknown direction: " + dir);
+        super(TranslatableComponent.of("worldedit.error.unknown-direction", TextComponent.of(dir)));
         this.dir = dir;
     }
 

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

@@ -22,9 +22,10 @@ package com.sk89q.worldedit;
 /**
  * Thrown when no item exist by the ID.
  */
+@Deprecated
 public class UnknownItemException extends WorldEditException {
 
-    private String type;
+    private final String type;
 
     /**
      * Create a new instance.

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

@@ -23,11 +23,13 @@ import com.google.common.base.Splitter;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.command.util.SuggestionHelper;
 import com.sk89q.worldedit.extension.input.InputParseException;
+import com.sk89q.worldedit.extension.input.NoMatchException;
 import com.sk89q.worldedit.extension.input.ParserContext;
-import com.sk89q.worldedit.function.mask.BiomeMask2D;
+import com.sk89q.worldedit.function.mask.BiomeMask;
 import com.sk89q.worldedit.function.mask.Mask;
-import com.sk89q.worldedit.function.mask.Masks;
 import com.sk89q.worldedit.internal.registry.InputParser;
+import com.sk89q.worldedit.util.formatting.text.TextComponent;
+import com.sk89q.worldedit.util.formatting.text.TranslatableComponent;
 import com.sk89q.worldedit.world.biome.BiomeType;
 
 import java.util.Arrays;
@@ -72,11 +74,11 @@ public class BiomeMaskParser extends InputParser<Mask> {
         for (String biomeName : Splitter.on(",").split(input.substring(1))) {
             BiomeType biome = BiomeType.REGISTRY.get(biomeName);
             if (biome == null) {
-                throw new InputParseException("Unknown biome '" + biomeName + '\'');
+                throw new NoMatchException(TranslatableComponent.of("worldedit.error.unknown-biome", TextComponent.of(biomeName)));
             }
             biomes.add(biome);
         }
 
-        return Masks.asMask(new BiomeMask2D(context.requireExtent(), biomes));
+        return new BiomeMask(context.requireExtent(), biomes);
     }
 }

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

@@ -24,7 +24,6 @@ import com.sk89q.worldedit.WorldEditException;
 import com.sk89q.worldedit.entity.BaseEntity;
 import com.sk89q.worldedit.entity.Entity;
 import com.sk89q.worldedit.function.operation.Operation;
-import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.util.Location;
@@ -83,7 +82,7 @@ public class NullExtent implements Extent {
     }
 
     @Override
-    public BiomeType getBiome(BlockVector2 position) {
+    public BiomeType getBiome(BlockVector3 position) {
         return BiomeTypes.THE_VOID;
     }
 
@@ -104,7 +103,7 @@ public class NullExtent implements Extent {
     }
 
     @Override
-    public boolean setBiome(BlockVector2 position, BiomeType biome) {
+    public boolean setBiome(BlockVector3 position, BiomeType biome) {
         return false;
     }
 

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

@@ -26,7 +26,6 @@ import com.sk89q.worldedit.internal.util.DeprecationUtil;
 import com.sk89q.worldedit.internal.util.NonAbstractForCompatibility;
 import com.sk89q.worldedit.math.BlockVector2;
 import com.sk89q.worldedit.math.BlockVector3;
-import com.sk89q.worldedit.math.MutableBlockVector2;
 import com.sk89q.worldedit.math.MutableBlockVector3;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
@@ -89,7 +88,7 @@ public interface OutputExtent {
     default boolean setBiome(int x, int y, int z, BiomeType biome) {
         DeprecationUtil.checkDelegatingOverride(getClass());
 
-        return setBiome(MutableBlockVector2.get(x, z), biome);
+        return setBiome(MutableBlockVector3.get(x, y, z), biome);
     }
 
     /**

worldedit-core/src/main/java/com/sk89q/worldedit/function/entity/ExtentEntityCopy.java

@@ -36,9 +36,10 @@ import com.sk89q.worldedit.util.Direction.Flag;
 import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.entity.EntityTypes;
 
-import static com.google.common.base.Preconditions.checkNotNull;
 import java.util.UUID;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+
 /**
  * Copies entities provided to the function to the provided destination
  * {@code Extent}.
@@ -133,9 +134,9 @@ public class ExtentEntityCopy implements EntityFunction {
             }
             Vector3 newDirection;
 
-            newDirection = transform.isIdentity() ?
+            newDirection = transform.isIdentity()
-                    entity.getLocation().getDirection()
+                ? entity.getLocation().getDirection()
-                    : transform.apply(location.getDirection()).subtract(transform.apply(Vector3.ZERO)).normalize();
+                : transform.apply(location.getDirection()).subtract(transform.apply(Vector3.ZERO)).normalize();
             newLocation = new Location(destination, newPosition.add(to.round().add(0.5, 0.5, 0.5)), newDirection);
 
             // Some entities store their position data in NBT
@@ -148,7 +149,7 @@ public class ExtentEntityCopy implements EntityFunction {
                 UUID uuid = null;
                 if (tag.containsKey("UUID")) {
                     int[] arr = tag.getIntArray("UUID");
-                    uuid = new UUID((long)arr[0] << 32 | (arr[1] & 0xFFFFFFFFL), (long)arr[2] << 32 | (arr[3] & 0xFFFFFFFFL));
+                    uuid = new UUID((long) arr[0] << 32 | (arr[1] & 0xFFFFFFFFL), (long) arr[2] << 32 | (arr[3] & 0xFFFFFFFFL));
                 } else if (tag.containsKey("UUIDMost")) {
                     uuid = new UUID(tag.getLong("UUIDMost"), tag.getLong("UUIDLeast"));
                 } else if (tag.containsKey("PersistentIDMSB")) {

worldedit-core/src/main/java/com/sk89q/worldedit/function/factory/Deform.java

@@ -47,7 +47,7 @@ public class Deform implements Contextual<Operation> {
     private Extent destination;
     private Region region;
     private String expression;
-    private Mode mode = Mode.UNIT_CUBE;
+    private Mode mode;
     private Vector3 offset = Vector3.ZERO;
 
     public Deform(String expression) {
@@ -65,8 +65,8 @@ public class Deform implements Contextual<Operation> {
     public Deform(Extent destination, Region region, String expression, Mode mode) {
         checkNotNull(destination, "destination");
         checkNotNull(region, "region");
-        checkNotNull(expression, "expression");
         checkNotNull(mode, "mode");
+        checkNotNull(expression, "expression");
         this.destination = destination;
         this.region = region;
         this.expression = expression;
@@ -138,9 +138,15 @@ public class Deform implements Contextual<Operation> {
                 zero = max.add(min).multiply(0.5);
                 unit = max.subtract(zero);
 
-                if (unit.getX() == 0) unit = unit.withX(1.0);
+                if (unit.getX() == 0) {
-                if (unit.getY() == 0) unit = unit.withY(1.0);
+                    unit = unit.withX(1.0);
-                if (unit.getZ() == 0) unit = unit.withZ(1.0);
+                }
+                if (unit.getY() == 0) {
+                    unit = unit.withY(1.0);
+                }
+                if (unit.getZ() == 0) {
+                    unit = unit.withZ(1.0);
+                }
                 break;
             case RAW_COORD:
                 zero = Vector3.ZERO;

worldedit-core/src/main/java/com/sk89q/worldedit/function/mask/BiomeMask.java

@@ -0,0 +1,105 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.function.mask;
+
+import com.sk89q.worldedit.extent.Extent;
+import com.sk89q.worldedit.math.BlockVector3;
+import com.sk89q.worldedit.world.biome.BiomeType;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Set;
+import javax.annotation.Nullable;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Tests true if the biome at applied points is the same as the one given.
+ */
+public class BiomeMask extends AbstractMask {
+
+    private final Extent extent;
+    private final Set<BiomeType> biomes = new HashSet<>();
+
+    /**
+     * Create a new biome mask.
+     *
+     * @param extent the extent
+     * @param biomes a list of biomes to match
+     */
+    public BiomeMask(Extent extent, Collection<BiomeType> biomes) {
+        checkNotNull(extent);
+        checkNotNull(biomes);
+        this.extent = extent;
+        this.biomes.addAll(biomes);
+    }
+
+    /**
+     * Create a new biome mask.
+     *
+     * @param extent the extent
+     * @param biome an array of biomes to match
+     */
+    public BiomeMask(Extent extent, BiomeType... biome) {
+        this(extent, Arrays.asList(checkNotNull(biome)));
+    }
+
+    /**
+     * Add the given biomes to the list of criteria.
+     *
+     * @param biomes a list of biomes
+     */
+    public void add(Collection<BiomeType> biomes) {
+        checkNotNull(biomes);
+        this.biomes.addAll(biomes);
+    }
+
+    /**
+     * Add the given biomes to the list of criteria.
+     *
+     * @param biome an array of biomes
+     */
+    public void add(BiomeType... biome) {
+        add(Arrays.asList(checkNotNull(biome)));
+    }
+
+    /**
+     * Get the list of biomes that are tested with.
+     *
+     * @return a list of biomes
+     */
+    public Collection<BiomeType> getBiomes() {
+        return biomes;
+    }
+
+    @Override
+    public boolean test(BlockVector3 vector) {
+        BiomeType biome = extent.getBiome(vector);
+        return biomes.contains(biome);
+    }
+
+    @Nullable
+    @Override
+    public Mask2D toMask2D() {
+        return null;
+    }
+
+}

worldedit-core/src/main/java/com/sk89q/worldedit/function/mask/BiomeMask2D.java

@@ -32,7 +32,10 @@ import static com.google.common.base.Preconditions.checkNotNull;
 
 /**
  * Tests true if the biome at applied points is the same as the one given.
+ *
+ * @deprecated use {@link BiomeMask} as biomes are now 3D.
  */
+@Deprecated
 public class BiomeMask2D extends AbstractMask2D {
 
     private final Extent extent;

worldedit-core/src/main/java/com/sk89q/worldedit/internal/Constants.java

@@ -36,9 +36,9 @@ public final class Constants {
 
     static {
         NO_COPY_ENTITY_NBT_FIELDS = Collections.unmodifiableList(Arrays.asList(
-                //"UUIDLeast", "UUIDMost", // Bukkit and Vanilla //UUID values need to be set manully to a new UUID
+                "UUIDLeast", "UUIDMost", "UUID", // Bukkit and Vanilla
-                "WorldUUIDLeast", "WorldUUIDMost" // Bukkit and Vanilla
+                "WorldUUIDLeast", "WorldUUIDMost", // Bukkit and Vanilla
-                //"PersistentIDMSB", "PersistentIDLSB" // Forge //UUID values need to be set manully to a new UUID
+                "PersistentIDMSB", "PersistentIDLSB" // Forge
         ));
     }
 
@@ -67,5 +67,4 @@ public final class Constants {
      */
     public static final int DATA_VERSION_MC_1_16 = 2566;
 
-
 }

worldedit-core/src/main/java/com/sk89q/worldedit/internal/SchematicsEventListener.java

@@ -25,20 +25,23 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
+import java.nio.file.FileAlreadyExistsException;
 import java.nio.file.Files;
 import java.nio.file.Path;
 
 public class SchematicsEventListener {
 
-  private static final Logger LOGGER = LoggerFactory.getLogger(SchematicsEventListener.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(SchematicsEventListener.class);
 
-  @Subscribe
+    @Subscribe
-  public void onConfigLoad(ConfigurationLoadEvent event) {
+    public void onConfigLoad(ConfigurationLoadEvent event) {
-    Path config = event.getConfiguration().getWorkingDirectory().toPath();
+        Path config = event.getConfiguration().getWorkingDirectory().toPath();
-    try {
+        try {
-      Files.createDirectories(config.resolve(event.getConfiguration().saveDir));
+            Files.createDirectories(config.resolve(event.getConfiguration().saveDir));
-    } catch (IOException e) {
+        } catch (FileAlreadyExistsException e) {
-      LOGGER.warn("Failed to create schematics directory", e);
+            LOGGER.debug("Schematic directory exists as file. Possible symlink.", e);
+        } catch (IOException e) {
+            LOGGER.warn("Failed to create schematics directory", e);
+        }
     }
-  }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/scripting/CraftScriptContext.java

@@ -246,7 +246,7 @@ public class CraftScriptContext extends CraftScriptEnvironment {
      * @throws FilenameException if there is a problem with the name of the file
      */
     public File getSafeOpenFile(String folder, String filename, String defaultExt, String... exts) throws FilenameException {
-        File dir = controller.getWorkingDirectoryFile(folder);
+        File dir = controller.getWorkingDirectoryPath(folder).toFile();
         return controller.getSafeOpenFile(player, dir, filename, defaultExt, exts);
     }
 
@@ -267,7 +267,7 @@ public class CraftScriptContext extends CraftScriptEnvironment {
      * @throws FilenameException if there is a problem with the name of the file
      */
     public File getSafeSaveFile(String folder, String filename, String defaultExt, String... exts) throws FilenameException {
-        File dir = controller.getWorkingDirectoryFile(folder);
+        File dir = controller.getWorkingDirectoryPath(folder).toFile();
         return controller.getSafeSaveFile(player, dir, filename, defaultExt, exts);
     }
 

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

@@ -47,7 +47,8 @@ public final class Enums {
         for (String val : values) {
             try {
                 return Enum.valueOf(enumType, val);
-            } catch (IllegalArgumentException ignored) {}
+            } catch (IllegalArgumentException ignored) {
+            }
         }
         return null;
     }

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

@@ -65,8 +65,8 @@ public final class FileDialogUtil {
     }
 
     private static class ExtensionFilter extends FileFilter {
-        private Set<String> exts;
+        private final Set<String> exts;
-        private String desc;
+        private final String desc;
 
         private ExtensionFilter(String[] exts) {
             this.exts = new HashSet<>(Arrays.asList(exts));

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

@@ -25,7 +25,8 @@ import static com.google.common.base.Preconditions.checkNotNull;
 
 public final class GuavaUtil {
 
-    private GuavaUtil() {}
+    private GuavaUtil() {
+    }
 
     public static <T> T firstNonNull(@Nullable T first, @Nullable T second) {
         return first != null ? first : checkNotNull(second);

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

@@ -36,6 +36,7 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
+import java.nio.file.Path;
 import java.util.Arrays;
 import java.util.HashSet;
 import java.util.Properties;
@@ -55,14 +56,25 @@ public class PropertiesConfiguration extends LocalConfiguration {
     /**
      * Construct the object. The configuration isn't loaded yet.
      *
-     * @param path the path tot he configuration
+     * @param path the path to the configuration
      */
-    public PropertiesConfiguration(File path) {
+    public PropertiesConfiguration(Path path) {
-        this.path = path;
+        this.path = path.toFile();
 
         properties = new Properties();
     }
 
+    /**
+     * Construct the object. The configuration isn't loaded yet.
+     *
+     * @param path the path to the configuration
+     * @deprecated Use {@link PropertiesConfiguration#PropertiesConfiguration(Path)}
+     */
+    @Deprecated
+    public PropertiesConfiguration(File path) {
+        this(path.toPath());
+    }
+
     @Override
     public void load() {
         try (InputStream stream = new FileInputStream(path)) {
@@ -82,6 +94,7 @@ public class PropertiesConfiguration extends LocalConfiguration {
                 new HashSet<>(getStringSet("limits.allowed-data-cycle-blocks", null));
         defaultChangeLimit = getInt("default-max-changed-blocks", defaultChangeLimit);
         maxChangeLimit = getInt("max-changed-blocks", maxChangeLimit);
+        defaultVerticalHeight = getInt("default-vertical-height", defaultVerticalHeight);
         defaultMaxPolygonalPoints = getInt("default-max-polygon-points", defaultMaxPolygonalPoints);
         maxPolygonalPoints = getInt("max-polygon-points", maxPolygonalPoints);
         defaultMaxPolyhedronPoints = getInt("default-max-polyhedron-points", defaultMaxPolyhedronPoints);
@@ -97,7 +110,7 @@ public class PropertiesConfiguration extends LocalConfiguration {
         wandItem = getString("wand-item", wandItem);
         try {
             wandItem = LegacyMapper.getInstance().getItemFromLegacy(Integer.parseInt(wandItem)).getId();
-        } catch (Throwable e) {
+        } catch (Throwable ignored) {
         }
         superPickaxeDrop = getBool("super-pickaxe-drop-items", superPickaxeDrop);
         superPickaxeManyDrop = getBool("super-pickaxe-many-drop-items", superPickaxeManyDrop);
@@ -107,7 +120,7 @@ public class PropertiesConfiguration extends LocalConfiguration {
         navigationWand = getString("nav-wand-item", navigationWand);
         try {
             navigationWand = LegacyMapper.getInstance().getItemFromLegacy(Integer.parseInt(navigationWand)).getId();
-        } catch (Throwable e) {
+        } catch (Throwable ignored) {
         }
         navigationWandMaxDistance = getInt("nav-wand-distance", navigationWandMaxDistance);
         navigationUseGlass = getBool("nav-use-glass", navigationUseGlass);

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

@@ -24,7 +24,8 @@ import java.util.Locale;
 public enum SideEffect {
     LIGHTING(State.ON),
     NEIGHBORS(State.ON),
-    VALIDATION(State.ON),
+    UPDATE(State.ON),
+    VALIDATION(State.OFF),
     ENTITY_AI(State.OFF),
     EVENTS(State.OFF);
 

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

@@ -71,7 +71,9 @@ public class SideEffectSet {
     /**
      * Gets whether this side effect is not off.
      *
+     * <p>
      * This returns whether it is either delayed or on.
+     * </p>
      *
      * @param effect The side effect
      * @return Whether it should apply

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

@@ -41,7 +41,8 @@ public class TargetBlock {
     private final Extent world;
 
     private int maxDistance;
-    private double checkDistance, curDistance;
+    private double checkDistance;
+    private double curDistance;
     private BlockVector3 targetPos = BlockVector3.ZERO;
     private Vector3 targetPosDouble = Vector3.ZERO;
     private BlockVector3 prevPos = BlockVector3.ZERO;
@@ -53,16 +54,20 @@ public class TargetBlock {
     private Mask solidMask;
 
     /**
-     * Constructor requiring a player, uses default values
+     * Constructor requiring a player, uses default values.
      *
      * @param player player to work with
      */
     public TargetBlock(Player player) {
-        this(player, 300, 0.2);
+        this.world = player.getWorld();
+        this.setValues(player.getLocation().toVector(), player.getLocation().getYaw(), player.getLocation().getPitch(),
+                300, 1.65, 0.2);
+        this.stopMask = new ExistingBlockMask(world);
+        this.solidMask = new SolidBlockMask(world);
     }
 
     /**
-     * Constructor requiring a player, max distance and a checking distance
+     * Constructor requiring a player, max distance and a checking distance.
      *
      * @param player Player to work with
      * @param maxDistance how far it checks for blocks
@@ -108,27 +113,27 @@ public class TargetBlock {
     }
 
     /**
-     * Set the values, all constructors uses this function
+     * Set the values, all constructors uses this function.
      *
      * @param loc location of the view
-     * @param xRotation the X rotation
+     * @param rotationX the X rotation
-     * @param yRotation the Y rotation
+     * @param rotationY the Y rotation
      * @param maxDistance how far it checks for blocks
      * @param viewHeight where the view is positioned in y-axis
      * @param checkDistance how often to check for blocks, the smaller the more precise
      */
-    private void setValues(Vector3 loc, double xRotation, double yRotation, int maxDistance, double viewHeight, double checkDistance) {
+    private void setValues(Vector3 loc, double rotationX, double rotationY, int maxDistance, double viewHeight, double checkDistance) {
         this.maxDistance = maxDistance;
         this.checkDistance = checkDistance;
         this.curDistance = 0;
-        xRotation = (xRotation + 90) % 360;
+        rotationX = (rotationX + 90) % 360;
-        yRotation *= -1;
+        rotationY *= -1;
 
-        double h = (checkDistance * Math.cos(Math.toRadians(yRotation)));
+        double h = (checkDistance * Math.cos(Math.toRadians(rotationY)));
 
-        offset = Vector3.at((h * Math.cos(Math.toRadians(xRotation))),
+        offset = Vector3.at((h * Math.cos(Math.toRadians(rotationX))),
-                            (checkDistance * Math.sin(Math.toRadians(yRotation))),
+                            (checkDistance * Math.sin(Math.toRadians(rotationY))),
-                            (h * Math.sin(Math.toRadians(xRotation))));
+                            (h * Math.sin(Math.toRadians(rotationX))));
 
         targetPosDouble = loc.add(0, viewHeight, 0);
         targetPos = targetPosDouble.toBlockPoint();
@@ -145,7 +150,7 @@ public class TargetBlock {
         boolean searchForLastBlock = true;
         Location lastBlock = null;
         while (getNextBlock() != null) {
-            if (stopMask.test(world, targetPos)) {
+            if (stopMask.test(targetPos)) {
                 break;
             } else {
                 if (searchForLastBlock) {
@@ -168,7 +173,8 @@ public class TargetBlock {
      */
     public Location getTargetBlock() {
         //noinspection StatementWithEmptyBody
-        while (getNextBlock() != null && !stopMask.test(world, targetPos)) ;
+        while (getNextBlock() != null && !stopMask.test(targetPos)) {
+        }
         return getCurrentBlock();
     }
 
@@ -180,12 +186,13 @@ public class TargetBlock {
      */
     public Location getSolidTargetBlock() {
         //noinspection StatementWithEmptyBody
-        while (getNextBlock() != null && !solidMask.test(world, targetPos)) ;
+        while (getNextBlock() != null && !solidMask.test(targetPos)) {
+        }
         return getCurrentBlock();
     }
 
     /**
-     * Get next block
+     * Get next block.
      *
      * @return next block position
      */
@@ -211,7 +218,7 @@ public class TargetBlock {
     }
 
     /**
-     * Returns the current block along the line of vision
+     * Returns the current block along the line of vision.
      *
      * @return block position
      */
@@ -224,7 +231,7 @@ public class TargetBlock {
     }
 
     /**
-     * Returns the previous block in the aimed path
+     * Returns the previous block in the aimed path.
      *
      * @return block position
      */
@@ -235,15 +242,18 @@ public class TargetBlock {
     public Location getAnyTargetBlockFace() {
         getAnyTargetBlock();
         Location current = getCurrentBlock();
-        if (current != null)
+        if (current != null) {
             return current.setDirection(current.toVector().subtract(getPreviousBlock().toVector()));
-        else
+        } else {
             return new Location(world, targetPos.toVector3(), Float.NaN, Float.NaN);
+        }
     }
 
     public Location getTargetBlockFace() {
         getTargetBlock();
-        if (getCurrentBlock() == null) return null;
+        if (getCurrentBlock() == null) {
+            return null;
+        }
         return getCurrentBlock().setDirection(getCurrentBlock().toVector().subtract(getPreviousBlock().toVector()));
     }
 

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

@@ -170,7 +170,7 @@ public class TreeGenerator {
 
     private static final Random RANDOM = new Random();
 
-     /**
+    /**
      * Makes a terrible looking pine tree.
      *
      * @param basePosition the base position

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

@@ -36,7 +36,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
 public class WeightedChoice<T> {
 
     private final Function<T, ? extends Number> function;
-    private double target;
+    private final double target;
     private double best;
     private T current;
 

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

@@ -61,6 +61,9 @@ public class YAMLConfiguration extends LocalConfiguration {
         maxChangeLimit = Math.max(-1,
                 config.getInt("limits.max-blocks-changed.maximum", maxChangeLimit));
 
+        defaultVerticalHeight = Math.max(1,
+                config.getInt("limits.vertical-height.default", defaultVerticalHeight));
+
         defaultMaxPolygonalPoints = Math.max(-1,
                 config.getInt("limits.max-polygonal-points.default", defaultMaxPolygonalPoints));
         maxPolygonalPoints = Math.max(-1,

worldedit-core/src/main/java/com/sk89q/worldedit/util/auth/AuthorizationException.java

@@ -20,6 +20,7 @@
 package com.sk89q.worldedit.util.auth;
 
 import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.util.formatting.text.Component;
 
 /**
  * Raised when authorization is not granted.
@@ -29,10 +30,20 @@ public class AuthorizationException extends WorldEditException {
     public AuthorizationException() {
     }
 
+    public AuthorizationException(Component message) {
+        super(message);
+    }
+
+    @Deprecated
     public AuthorizationException(String message) {
         super(message);
     }
 
+    public AuthorizationException(Component message, Throwable cause) {
+        super(message, cause);
+    }
+
+    @Deprecated
     public AuthorizationException(String message, Throwable cause) {
         super(message, cause);
     }

worldedit-core/src/main/java/com/sk89q/worldedit/util/formatting/component/InvalidComponentException.java

@@ -20,10 +20,16 @@
 package com.sk89q.worldedit.util.formatting.component;
 
 import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.util.formatting.text.Component;
 
 public class InvalidComponentException extends WorldEditException {
 
+    @Deprecated
     public InvalidComponentException(String message) {
         super(message);
     }
+
+    public InvalidComponentException(Component message) {
+        super(message);
+    }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/util/io/file/FileSelectionAbortedException.java

@@ -19,14 +19,20 @@
 
 package com.sk89q.worldedit.util.io.file;
 
+import com.sk89q.worldedit.util.formatting.text.Component;
+
 public class FileSelectionAbortedException extends FilenameException {
 
     public FileSelectionAbortedException() {
         super("");
     }
 
+    @Deprecated
     public FileSelectionAbortedException(String msg) {
         super("", msg);
     }
 
+    public FileSelectionAbortedException(Component msg) {
+        super("", msg);
+    }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/util/io/file/FilenameException.java

@@ -20,16 +20,23 @@
 package com.sk89q.worldedit.util.io.file;
 
 import com.sk89q.worldedit.WorldEditException;
+import com.sk89q.worldedit.util.formatting.text.Component;
 
 public class FilenameException extends WorldEditException {
 
-    private String filename;
+    private final String filename;
 
     public FilenameException(String filename) {
         super();
         this.filename = filename;
     }
 
+    public FilenameException(String filename, Component msg) {
+        super(msg);
+        this.filename = filename;
+    }
+
+    @Deprecated
     public FilenameException(String filename, String msg) {
         super(msg);
         this.filename = filename;

worldedit-core/src/main/java/com/sk89q/worldedit/util/io/file/FilenameResolutionException.java

@@ -19,12 +19,19 @@
 
 package com.sk89q.worldedit.util.io.file;
 
+import com.sk89q.worldedit.util.formatting.text.Component;
+
 public class FilenameResolutionException extends FilenameException {
 
     public FilenameResolutionException(String filename) {
         super(filename);
     }
 
+    public FilenameResolutionException(String filename, Component msg) {
+        super(filename, msg);
+    }
+
+    @Deprecated
     public FilenameResolutionException(String filename, String msg) {
         super(filename, msg);
     }

worldedit-core/src/main/java/com/sk89q/worldedit/util/io/file/InvalidFilenameException.java

@@ -19,12 +19,19 @@
 
 package com.sk89q.worldedit.util.io.file;
 
+import com.sk89q.worldedit.util.formatting.text.Component;
+
 public class InvalidFilenameException extends FilenameException {
 
     public InvalidFilenameException(String filename) {
         super(filename);
     }
 
+    public InvalidFilenameException(String filename, Component msg) {
+        super(filename, msg);
+    }
+
+    @Deprecated
     public InvalidFilenameException(String filename, String msg) {
         super(filename, msg);
     }

worldedit-core/src/main/java/com/sk89q/worldedit/util/io/file/MorePaths.java

@@ -22,9 +22,14 @@ package com.sk89q.worldedit.util.io.file;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Streams;
 
+import java.io.IOException;
+import java.nio.file.Files;
 import java.nio.file.Path;
+import java.nio.file.attribute.FileTime;
+import java.time.Instant;
 import java.util.ArrayDeque;
 import java.util.Arrays;
+import java.util.Comparator;
 import java.util.Deque;
 import java.util.Spliterator;
 import java.util.stream.IntStream;
@@ -32,6 +37,20 @@ import java.util.stream.Stream;
 
 public class MorePaths {
 
+    public static Comparator<Path> oldestFirst() {
+        return Comparator.comparing(x -> {
+            try {
+                return Files.getLastModifiedTime(x);
+            } catch (IOException e) {
+                return FileTime.from(Instant.EPOCH);
+            }
+        });
+    }
+
+    public static Comparator<Path> newestFirst() {
+        return oldestFirst().reversed();
+    }
+
     /**
      * Starting with the first path element, add elements until reaching this path.
      */

worldedit-core/src/main/java/com/sk89q/worldedit/util/io/file/SafeFiles.java

@@ -19,9 +19,12 @@
 
 package com.sk89q.worldedit.util.io.file;
 
+import org.jetbrains.annotations.Nullable;
+
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.Iterator;
 import java.util.List;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -64,6 +67,80 @@ public class SafeFiles {
         return name.substring(0, name.length() - 1);
     }
 
+    /**
+     * Recursively uses {@link #tryHardToDelete(Path)} to cleanup directories before deleting them.
+     *
+     * @param directory the directory to delete
+     * @throws IOException if an error occurs trying to delete the directory
+     */
+    public static void tryHardToDeleteDir(Path directory) throws IOException {
+        if (!Files.isDirectory(directory)) {
+            if (!Files.exists(directory)) {
+                return;
+            }
+
+            throw new IOException(directory + " is not a directory");
+        }
+        try (Stream<Path> files = Files.list(directory)) {
+            for (Iterator<Path> iter = files.iterator(); iter.hasNext(); ) {
+                Path next = iter.next();
+                if (Files.isDirectory(next)) {
+                    tryHardToDeleteDir(next);
+                } else {
+                    tryHardToDelete(next);
+                }
+            }
+        }
+        tryHardToDelete(directory);
+    }
+
+    /**
+     * Tries to delete a path. If it fails the first time, uses an implementation detail to try
+     * and make it possible to delete the path, and then tries again. If that fails, throws an
+     * {@link IOException} with both errors.
+     *
+     * @param path the path to delete
+     * @throws IOException if the path could not be deleted after multiple attempts
+     */
+    public static void tryHardToDelete(Path path) throws IOException {
+        IOException suppressed = tryDelete(path);
+        if (suppressed == null) {
+            return;
+        }
+
+        // This is copied from Ant (see org.apache.tools.ant.util.FileUtils.tryHardToDelete).
+        // It mentions that there is a bug in the Windows JDK implementations that this is a valid
+        // workaround for. I've been unable to find a definitive reference to this bug.
+        // The thinking is that if this is good enough for Ant, it's good enough for us.
+        System.gc();
+        try {
+            Thread.sleep(10);
+        } catch (InterruptedException ex) {
+            Thread.currentThread().interrupt();
+        }
+
+        IOException suppressed2 = tryDelete(path);
+        if (suppressed2 == null) {
+            return;
+        }
+        IOException ex = new IOException("Failed to delete " + path, suppressed2);
+        ex.addSuppressed(suppressed);
+        throw ex;
+    }
+
+    @Nullable
+    private static IOException tryDelete(Path path) {
+        try {
+            Files.deleteIfExists(path);
+            if (Files.exists(path)) {
+                return new IOException(path + " still exists after deleting");
+            }
+            return null;
+        } catch (IOException e) {
+            return e;
+        }
+    }
+
     private SafeFiles() {
     }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/util/logging/DynamicStreamHandler.java

@@ -68,7 +68,7 @@ public class DynamicStreamHandler extends StreamHandler {
             handler.setFilter(filter);
             try {
                 handler.setEncoding(encoding);
-            } catch (UnsupportedEncodingException ignore) {
+            } catch (UnsupportedEncodingException ignored) {
             }
             handler.setLevel(level);
         }

worldedit-core/src/main/java/com/sk89q/worldedit/util/net/HttpRequest.java

@@ -19,6 +19,9 @@
 
 package com.sk89q.worldedit.util.net;
 
+import com.google.common.base.Joiner;
+import com.google.common.collect.Maps;
+import com.google.common.net.UrlEscapers;
 import com.sk89q.worldedit.util.io.Closer;
 
 import java.io.BufferedInputStream;
@@ -31,19 +34,16 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.io.UnsupportedEncodingException;
 import java.net.HttpURLConnection;
 import java.net.MalformedURLException;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
-import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
-import java.util.ArrayList;
 import java.util.HashMap;
-import java.util.List;
+import java.util.LinkedHashMap;
 import java.util.Map;
-
+import java.util.concurrent.ThreadLocalRandom;
-import static com.google.common.base.Preconditions.checkState;
 
 public class HttpRequest implements Closeable {
 
@@ -89,9 +89,21 @@ public class HttpRequest implements Closeable {
      * @param form the form
      * @return this object
      */
-    public HttpRequest bodyForm(Form form) {
+    public HttpRequest bodyUrlEncodedForm(Form form) {
         contentType = "application/x-www-form-urlencoded";
-        body = form.toString().getBytes();
+        body = form.toUrlEncodedString().getBytes(StandardCharsets.UTF_8);
+        return this;
+    }
+
+    /**
+     * Submit form data.
+     *
+     * @param form the form
+     * @return this object
+     */
+    public HttpRequest bodyMultipartForm(Form form) {
+        contentType = "multipart/form-data;boundary=" + form.getFormDataSeparator();
+        body = form.toFormDataString().getBytes(StandardCharsets.UTF_8);
         return this;
     }
 
@@ -155,8 +167,9 @@ public class HttpRequest implements Closeable {
                 out.close();
             }
 
-            inputStream = conn.getResponseCode() == HttpURLConnection.HTTP_OK ?
+            inputStream = conn.getResponseCode() == HttpURLConnection.HTTP_OK
-                    conn.getInputStream() : conn.getErrorStream();
+                ? conn.getInputStream()
+                : conn.getErrorStream();
 
             successful = true;
         } finally {
@@ -202,13 +215,6 @@ public class HttpRequest implements Closeable {
         return conn.getResponseCode();
     }
 
-    public String getSingleHeaderValue(String header) {
-        checkState(conn != null, "No connection has been made");
-
-        // maybe we should check for multi-header?
-        return conn.getHeaderField(header);
-    }
-
     /**
      * Get the input stream.
      *
@@ -223,8 +229,9 @@ public class HttpRequest implements Closeable {
      *
      * @return the buffered response
      * @throws java.io.IOException  on I/O error
+     * @throws InterruptedException on interruption
      */
-    public BufferedResponse returnContent() throws IOException {
+    public BufferedResponse returnContent() throws IOException, InterruptedException {
         if (inputStream == null) {
             throw new IllegalArgumentException("No input stream available");
         }
@@ -247,8 +254,9 @@ public class HttpRequest implements Closeable {
      * @param file the file
      * @return this object
      * @throws java.io.IOException  on I/O error
+     * @throws InterruptedException on interruption
      */
-    public HttpRequest saveContent(File file) throws IOException {
+    public HttpRequest saveContent(File file) throws IOException, InterruptedException {
         Closer closer = Closer.create();
 
         try {
@@ -269,8 +277,9 @@ public class HttpRequest implements Closeable {
      * @param out the output stream
      * @return this object
      * @throws java.io.IOException  on I/O error
+     * @throws InterruptedException on interruption
      */
-    public HttpRequest saveContent(OutputStream out) throws IOException {
+    public HttpRequest saveContent(OutputStream out) throws IOException, InterruptedException {
         BufferedInputStream bis;
 
         try {
@@ -301,8 +310,10 @@ public class HttpRequest implements Closeable {
     }
 
     @Override
-    public void close() throws IOException {
+    public void close() {
-        if (conn != null) conn.disconnect();
+        if (conn != null) {
+            conn.disconnect();
+        }
     }
 
     /**
@@ -366,18 +377,24 @@ public class HttpRequest implements Closeable {
                     url.getPath(), url.getQuery(), url.getRef());
             url = uri.toURL();
             return url;
-        } catch (MalformedURLException e) {
+        } catch (MalformedURLException | URISyntaxException e) {
-            return existing;
-        } catch (URISyntaxException e) {
             return existing;
         }
     }
 
     /**
-     * Used with {@link #bodyForm(Form)}.
+     * Used with {@link #bodyUrlEncodedForm(Form)}.
      */
-    public final static class Form {
+    public static final class Form {
-        public final List<String> elements = new ArrayList<>();
+
+        private static final Joiner.MapJoiner URL_ENCODER = Joiner.on('&')
+            .withKeyValueSeparator('=');
+        private static final Joiner CRLF_JOINER = Joiner.on("\r\n");
+
+        public final Map<String, String> elements = new LinkedHashMap<>();
+
+        private final String formDataSeparator = "EngineHubFormData"
+            + ThreadLocalRandom.current().nextInt(10000, 99999);
 
         private Form() {
         }
@@ -390,30 +407,45 @@ public class HttpRequest implements Closeable {
          * @return this object
          */
         public Form add(String key, String value) {
-            try {
+            elements.put(key, value);
-                elements.add(URLEncoder.encode(key, "UTF-8") +
+            return this;
-                        "=" + URLEncoder.encode(value, "UTF-8"));
-                return this;
-            } catch (UnsupportedEncodingException e) {
-                throw new RuntimeException(e);
-            }
         }
 
-        @Override
+        public String getFormDataSeparator() {
-        public String toString() {
+            return formDataSeparator;
+        }
+
+        public String toFormDataString() {
+            String separatorWithDashes = "--" + formDataSeparator;
             StringBuilder builder = new StringBuilder();
-            boolean first = true;
+
-            for (String element : elements) {
+            for (Map.Entry<String, String> element : elements.entrySet()) {
-                if (first) {
+                CRLF_JOINER.appendTo(
-                    first = false;
+                    builder,
-                } else {
+                    separatorWithDashes,
-                    builder.append("&");
+                    "Content-Disposition: form-data; name=\"" + element.getKey() + "\"",
-                }
+                    "",
-                builder.append(element);
+                    element.getValue(),
+                    ""
+                );
             }
+
+            builder.append(separatorWithDashes).append("--");
+
             return builder.toString();
         }
 
+        public String toUrlEncodedString() {
+            return URL_ENCODER.join(
+                elements.entrySet().stream()
+                    .map(e -> Maps.immutableEntry(
+                        UrlEscapers.urlFormParameterEscaper().escape(e.getKey()),
+                        UrlEscapers.urlFormParameterEscaper().escape(e.getValue())
+                    ))
+                    .iterator()
+            );
+        }
+
         /**
          * Create a new form.
          *

worldedit-core/src/main/java/com/sk89q/worldedit/util/paste/EngineHubPaste.java

@@ -27,13 +27,9 @@ import java.io.IOException;
 import java.net.URL;
 import java.util.Map;
 import java.util.concurrent.Callable;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 
 public class EngineHubPaste implements Paster {
 
-    private static final Pattern URL_PATTERN = Pattern.compile("https?://.+$");
-
     private static final Gson GSON = new Gson();
 
     @Override
@@ -50,31 +46,34 @@ public class EngineHubPaste implements Paster {
 
         @Override
         public URL call() throws IOException, InterruptedException {
+            URL initialUrl = HttpRequest.url("https://paste.enginehub.org/signed_paste");
+
+            SignedPasteResponse response = GSON.fromJson(HttpRequest.get(initialUrl)
+                .execute()
+                .expectResponseCode(200)
+                .returnContent()
+                .asString("UTF-8"), TypeToken.get(SignedPasteResponse.class).getType());
+
             HttpRequest.Form form = HttpRequest.Form.create();
-            form.add("content", content);
+            for (Map.Entry<String, String> entry : response.uploadFields.entrySet()) {
-            form.add("from", "enginehub");
+                form.add(entry.getKey(), entry.getValue());
-
-            URL url = HttpRequest.url("https://paste.enginehub.org/paste");
-            String result = HttpRequest.post(url)
-                    .bodyForm(form)
-                    .execute()
-                    .expectResponseCode(200)
-                    .returnContent()
-                    .asString("UTF-8").trim();
-
-            Map<Object, Object> object = GSON.fromJson(result, new TypeToken<Map<Object, Object>>() {
-            }.getType());
-            if (object != null) {
-                String urlString = String.valueOf(object.get("url"));
-                Matcher m = URL_PATTERN.matcher(urlString);
-
-                if (m.matches()) {
-                    return new URL(urlString);
-                }
             }
+            form.add("file", content);
 
-            throw new IOException("Failed to save paste; instead, got: " + result);
+            URL url = HttpRequest.url(response.uploadUrl);
+            // If this succeeds, it will not return any data aside from a 204 status.
+            HttpRequest.post(url)
+                    .bodyMultipartForm(form)
+                    .execute()
+                    .expectResponseCode(200, 204);
+
+            return new URL(response.viewUrl);
         }
     }
 
+    private static final class SignedPasteResponse {
+        String viewUrl;
+        String uploadUrl;
+        Map<String, String> uploadFields;
+    }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/util/time/FileNameDateTimeParser.java

@@ -65,11 +65,11 @@ public class FileNameDateTimeParser implements SnapshotDateTimeParser {
     private static final String SEP = "[ \\-_:]";
 
     private static final Pattern BASIC_FILTER = Pattern.compile(
-        "^(?<year>\\d{4})" + SEP + "(?<month>\\d{1,2})" + SEP + "(?<day>\\d{1,2})" +
+        "^(?<year>\\d{4})" + SEP + "(?<month>\\d{1,2})" + SEP + "(?<day>\\d{1,2})"
             // Optionally:
-            "(?:" + "[ \\-_:T]" +
+            + "(?:" + "[ \\-_:T]"
-            "(?<hour>\\d{1,2})" + SEP + "(?<minute>\\d{1,2})" + SEP + "(?<second>\\d{1,2})" +
+            + "(?<hour>\\d{1,2})" + SEP + "(?<minute>\\d{1,2})" + SEP + "(?<second>\\d{1,2})"
-            ")?"
+            + ")?"
     );
 
     private FileNameDateTimeParser() {

worldedit-core/src/main/java/com/sk89q/worldedit/world/biome/BiomeData.java

@@ -33,6 +33,7 @@ public interface BiomeData {
      *
      * @return the biome's name
      */
+    @Deprecated
     String getName();
 
 }

worldedit-core/src/main/java/com/sk89q/worldedit/world/block/BaseBlock.java

@@ -108,7 +108,7 @@ public class BaseBlock implements BlockStateHolder<BaseBlock>, TileEntityBlock {
     }
 
     /**
-     * Gets a map of state to statevalue
+     * Gets a map of state to state values.
      *
      * @return The state map
      */

worldedit-core/src/main/java/com/sk89q/worldedit/world/block/BlockCategories.java

@@ -20,44 +20,63 @@
 package com.sk89q.worldedit.world.block;
 
 /**
- * Stores a list of categories of Block Types.
+ * Stores a list of common {@link BlockCategory BlockCategories}.
+ *
+ * @see BlockCategory
  */
+@SuppressWarnings("unused")
 public final class BlockCategories {
-
     public static final BlockCategory ACACIA_LOGS = get("minecraft:acacia_logs");
     public static final BlockCategory ANVIL = get("minecraft:anvil");
     public static final BlockCategory BAMBOO_PLANTABLE_ON = get("minecraft:bamboo_plantable_on");
     public static final BlockCategory BANNERS = get("minecraft:banners");
     public static final BlockCategory BASE_STONE_NETHER = get("minecraft:base_stone_nether");
     public static final BlockCategory BASE_STONE_OVERWORLD = get("minecraft:base_stone_overworld");
+    public static final BlockCategory BEACON_BASE_BLOCKS = get("minecraft:beacon_base_blocks");
     public static final BlockCategory BEDS = get("minecraft:beds");
     public static final BlockCategory BEE_GROWABLES = get("minecraft:bee_growables");
     public static final BlockCategory BEEHIVES = get("minecraft:beehives");
     public static final BlockCategory BIRCH_LOGS = get("minecraft:birch_logs");
     public static final BlockCategory BUTTONS = get("minecraft:buttons");
+    public static final BlockCategory CAMPFIRES = get("minecraft:campfires");
     public static final BlockCategory CARPETS = get("minecraft:carpets");
+    public static final BlockCategory CLIMBABLE = get("minecraft:climbable");
     public static final BlockCategory CORAL_BLOCKS = get("minecraft:coral_blocks");
     public static final BlockCategory CORAL_PLANTS = get("minecraft:coral_plants");
     public static final BlockCategory CORALS = get("minecraft:corals");
+    public static final BlockCategory CRIMSON_STEMS = get("minecraft:crimson_stems");
     public static final BlockCategory CROPS = get("minecraft:crops");
     public static final BlockCategory DARK_OAK_LOGS = get("minecraft:dark_oak_logs");
     @Deprecated public static final BlockCategory DIRT_LIKE = get("minecraft:dirt_like");
     public static final BlockCategory DOORS = get("minecraft:doors");
     public static final BlockCategory DRAGON_IMMUNE = get("minecraft:dragon_immune");
     public static final BlockCategory ENDERMAN_HOLDABLE = get("minecraft:enderman_holdable");
+    public static final BlockCategory FENCE_GATES = get("minecraft:fence_gates");
     public static final BlockCategory FENCES = get("minecraft:fences");
+    public static final BlockCategory FIRE = get("minecraft:fire");
     public static final BlockCategory FLOWER_POTS = get("minecraft:flower_pots");
     public static final BlockCategory FLOWERS = get("minecraft:flowers");
+    public static final BlockCategory GOLD_ORES = get("minecraft:gold_ores");
+    public static final BlockCategory GUARDED_BY_PIGLINS = get("minecraft:guarded_by_piglins");
+    public static final BlockCategory HOGLIN_REPELLENTS = get("minecraft:hoglin_repellents");
     public static final BlockCategory ICE = get("minecraft:ice");
     public static final BlockCategory IMPERMEABLE = get("minecraft:impermeable");
+    public static final BlockCategory INFINIBURN_END = get("minecraft:infiniburn_end");
+    public static final BlockCategory INFINIBURN_NETHER = get("minecraft:infiniburn_nether");
+    public static final BlockCategory INFINIBURN_OVERWORLD = get("minecraft:infiniburn_overworld");
     public static final BlockCategory JUNGLE_LOGS = get("minecraft:jungle_logs");
     public static final BlockCategory LEAVES = get("minecraft:leaves");
     public static final BlockCategory LOGS = get("minecraft:logs");
     public static final BlockCategory LOGS_THAT_BURN = get("minecraft:logs_that_burn");
     public static final BlockCategory MUSHROOM_GROW_BLOCK = get("minecraft:mushroom_grow_block");
+    public static final BlockCategory NON_FLAMMABLE_WOOD = get("minecraft:non_flammable_wood");
+    public static final BlockCategory NYLIUM = get("minecraft:nylium");
     public static final BlockCategory OAK_LOGS = get("minecraft:oak_logs");
+    public static final BlockCategory PIGLIN_REPELLENTS = get("minecraft:piglin_repellents");
     public static final BlockCategory PLANKS = get("minecraft:planks");
     public static final BlockCategory PORTALS = get("minecraft:portals");
+    public static final BlockCategory PRESSURE_PLATES = get("minecraft:pressure_plates");
+    public static final BlockCategory PREVENT_MOB_SPAWNING_INSIDE = get("minecraft:prevent_mob_spawning_inside");
     public static final BlockCategory RAILS = get("minecraft:rails");
     public static final BlockCategory SAND = get("minecraft:sand");
     public static final BlockCategory SAPLINGS = get("minecraft:saplings");
@@ -65,18 +84,27 @@ public final class BlockCategories {
     public static final BlockCategory SIGNS = get("minecraft:signs");
     public static final BlockCategory SLABS = get("minecraft:slabs");
     public static final BlockCategory SMALL_FLOWERS = get("minecraft:small_flowers");
+    public static final BlockCategory SOUL_FIRE_BASE_BLOCKS = get("minecraft:soul_fire_base_blocks");
+    public static final BlockCategory SOUL_SPEED_BLOCKS = get("minecraft:soul_speed_blocks");
     public static final BlockCategory SPRUCE_LOGS = get("minecraft:spruce_logs");
     public static final BlockCategory STAIRS = get("minecraft:stairs");
     public static final BlockCategory STANDING_SIGNS = get("minecraft:standing_signs");
     public static final BlockCategory STONE_BRICKS = get("minecraft:stone_bricks");
+    public static final BlockCategory STONE_PRESSURE_PLATES = get("minecraft:stone_pressure_plates");
+    public static final BlockCategory STRIDER_WARM_BLOCKS = get("minecraft:strider_warm_blocks");
     public static final BlockCategory TALL_FLOWERS = get("minecraft:tall_flowers");
     public static final BlockCategory TRAPDOORS = get("minecraft:trapdoors");
     public static final BlockCategory UNDERWATER_BONEMEALS = get("minecraft:underwater_bonemeals");
+    public static final BlockCategory UNSTABLE_BOTTOM_CENTER = get("minecraft:unstable_bottom_center");
     public static final BlockCategory VALID_SPAWN = get("minecraft:valid_spawn");
     public static final BlockCategory WALL_CORALS = get("minecraft:wall_corals");
+    public static final BlockCategory WALL_POST_OVERRIDE = get("minecraft:wall_post_override");
     public static final BlockCategory WALL_SIGNS = get("minecraft:wall_signs");
     public static final BlockCategory WALLS = get("minecraft:walls");
+    public static final BlockCategory WARPED_STEMS = get("minecraft:warped_stems");
+    public static final BlockCategory WART_BLOCKS = get("minecraft:wart_blocks");
     public static final BlockCategory WITHER_IMMUNE = get("minecraft:wither_immune");
+    public static final BlockCategory WITHER_SUMMON_BASE_BLOCKS = get("minecraft:wither_summon_base_blocks");
     public static final BlockCategory WOODEN_BUTTONS = get("minecraft:wooden_buttons");
     public static final BlockCategory WOODEN_DOORS = get("minecraft:wooden_doors");
     public static final BlockCategory WOODEN_FENCES = get("minecraft:wooden_fences");
@@ -85,16 +113,18 @@ public final class BlockCategories {
     public static final BlockCategory WOODEN_STAIRS = get("minecraft:wooden_stairs");
     public static final BlockCategory WOODEN_TRAPDOORS = get("minecraft:wooden_trapdoors");
     public static final BlockCategory WOOL = get("minecraft:wool");
-    public static final BlockCategory FIRE = get("minecraft:fire");
 
     private BlockCategories() {
     }
 
-    private static BlockCategory get(final String id) {
+    /**
-        BlockCategory blockCategory = BlockCategory.REGISTRY.get(id);
+     * Gets the {@link BlockCategory} associated with the given id.
-        if (blockCategory == null) {
+     */
+    public static BlockCategory get(String id) {
+        BlockCategory entry = BlockCategory.REGISTRY.get(id);
+        if (entry == null) {
             return new BlockCategory(id);
         }
-        return blockCategory;
+        return entry;
     }
 }

worldedit-core/src/main/java/com/sk89q/worldedit/world/block/BlockType.java

@@ -112,6 +112,7 @@ public class BlockType implements Keyed, Pattern {
      *
      * @return The name, or ID
      */
+    @Deprecated
     public String getName() {
         String name = WorldEdit.getInstance().getPlatformManager().queryCapability(Capability.GAME_HOOKS).getRegistries().getBlockRegistry().getName(this);
         if (name == null) {
@@ -133,7 +134,9 @@ public class BlockType implements Keyed, Pattern {
     */
     @Deprecated
     public BlockState withPropertyId(int propertyId) {
-        if (settings.stateOrdinals == null) return settings.defaultState;
+        if (settings.stateOrdinals == null) {
+            return settings.defaultState;
+        }
         return BlockTypesCache.states[settings.stateOrdinals[propertyId]];
     }
 
@@ -207,7 +210,9 @@ public class BlockType implements Keyed, Pattern {
      * @return All possible states
      */
     public List<BlockState> getAllStates() {
-        if (settings.stateOrdinals == null) return Collections.singletonList(getDefaultState());
+        if (settings.stateOrdinals == null) {
+            return Collections.singletonList(getDefaultState());
+        }
         return IntStream.of(settings.stateOrdinals).filter(i -> i != -1).mapToObj(i -> BlockTypesCache.states[i]).collect(Collectors.toList());
     }
 
@@ -268,8 +273,10 @@ public class BlockType implements Keyed, Pattern {
 
     /**
      * Gets the legacy ID. Needed for legacy reasons.
+     *
      * <p>
      * DO NOT USE THIS.
+     * </p>
      *
      * @return legacy id or 0, if unknown
      */
@@ -279,10 +286,17 @@ public class BlockType implements Keyed, Pattern {
         return combinedId == null ? 0 : combinedId;
     }
 
+    @Deprecated
+    public int getLegacyId() {
+        return computeLegacy(0);
+    }
+
     /**
      * The internal index of this type.
+     *
      * <p>
      * This number is not necessarily consistent across restarts.
+     * </p>
      *
      * @return internal id
      */
@@ -323,15 +337,12 @@ public class BlockType implements Keyed, Pattern {
         return new SingleBlockTypeMask(extent, this);
     }
 
-    @Deprecated
-    public int getLegacyId() {
-        return computeLegacy(0);
-    }
-
     /**
      * Gets the legacy data. Needed for legacy reasons.
+     *
      * <p>
      * DO NOT USE THIS.
+     * </p>
      *
      * @return legacy data or 0, if unknown
      */

worldedit-core/src/main/java/com/sk89q/worldedit/world/block/BlockTypes.java

@@ -33,8 +33,11 @@ import java.util.stream.Stream;
 import javax.annotation.Nullable;
 
 /**
- * Stores a list of common Block String IDs.
+ * Stores a list of common {@link BlockType BlockTypes}.
+ *
+ * @see BlockType
  */
+@SuppressWarnings("unused")
 public final class BlockTypes {
     // Doesn't really matter what the hardcoded values are, as FAWE will update it on load
     @Nullable public static final BlockType __RESERVED__ = init(); // Placeholder for null index (i.e. when block types are represented as primitives)
@@ -820,6 +823,7 @@ public final class BlockTypes {
         CharSequence fullName = joined.init(BlockType.REGISTRY.getDefaultNamespace(), ':', name);
         return BlockType.REGISTRY.getMap().get(fullName);
     }
+
     static {
         fieldsTmp = null;
         joined = null;
@@ -835,14 +839,20 @@ public final class BlockTypes {
         final String inputLower = type.toLowerCase(Locale.ROOT);
         String input = inputLower;
 
-        if (!input.split("\\[", 2)[0].contains(":")) input = "minecraft:" + input;
+        if (!input.split("\\[", 2)[0].contains(":")) {
+            input = "minecraft:" + input;
+        }
         BlockType result = BlockType.REGISTRY.get(input);
-        if (result != null) return result;
+        if (result != null) {
+            return result;
+        }
 
         try {
             BlockStateHolder<BlockState> block = LegacyMapper.getInstance().getBlockFromLegacy(input);
-            if (block != null) return block.getBlockType();
+            if (block != null) {
-        } catch (NumberFormatException | IndexOutOfBoundsException e) {
+                return block.getBlockType();
+            }
+        } catch (NumberFormatException | IndexOutOfBoundsException ignored) {
         }
 
         throw new SuggestInputParseException("Does not match a valid block type: " + inputLower, inputLower, () -> Stream.of(BlockTypesCache.values)
@@ -857,8 +867,11 @@ public final class BlockTypes {
         return BlockTypesCache.$NAMESPACES;
     }
 
+    /**
+     * Gets the {@link BlockType} associated with the given id.
+     */
     @Nullable
-    public static BlockType get(final String id) {
+    public static BlockType get(String id) {
         return BlockType.REGISTRY.get(id);
     }
 

worldedit-core/src/main/java/com/sk89q/worldedit/world/chunk/Chunk.java

@@ -29,7 +29,7 @@ import com.sk89q.worldedit.world.block.BaseBlock;
 public interface Chunk {
 
     /**
-     * Get a block;
+     * Get a block.
      *
      * @param position the position of the block
      * @return block the block

worldedit-core/src/main/java/com/sk89q/worldedit/world/chunk/OldChunk.java

@@ -43,19 +43,19 @@ import java.util.Map;
  */
 public class OldChunk implements Chunk {
 
-    private CompoundTag rootTag;
+    private final CompoundTag rootTag;
-    private byte[] blocks;
+    private final byte[] blocks;
-    private byte[] data;
+    private final byte[] data;
-    private int rootX;
+    private final int rootX;
-    private int rootZ;
+    private final int rootZ;
 
-    private Map<BlockVector3, Map<String,Tag>> tileEntities;
+    private Map<BlockVector3, Map<String, Tag>> tileEntities;
 
     /**
      * Construct the chunk with a compound tag.
      *
      * @param tag the tag
-     * @throws DataException
+     * @throws DataException if there is an error getting the chunk data
      */
     public OldChunk(CompoundTag tag) throws DataException {
         rootTag = tag;
@@ -71,7 +71,7 @@ public class OldChunk implements Chunk {
                     + "to be " + size + " bytes; found " + blocks.length);
         }
 
-        if (data.length != (size/2)) {
+        if (data.length != (size / 2)) {
             throw new InvalidFormatException("Chunk block data byte array "
                     + "expected to be " + size + " bytes; found " + data.length);
         }
@@ -80,7 +80,7 @@ public class OldChunk implements Chunk {
     /**
      * Used to load the tile entities.
      *
-     * @throws DataException
+     * @throws DataException if there is an error getting the chunk data
      */
     private void populateTileEntities() throws DataException {
         List<Tag> tags = NBTUtils.getChildTag(
@@ -119,6 +119,8 @@ public class OldChunk implements Chunk {
                             z = ((IntTag) entry.getValue()).getValue();
                         }
                         break;
+                    default:
+                        break;
                 }
 
                 values.put(entry.getKey(), entry.getValue());
@@ -136,7 +138,7 @@ public class OldChunk implements Chunk {
      *
      * @param position the position
      * @return a tag
-     * @throws DataException
+     * @throws DataException if there is an error getting the chunk data
      */
     private CompoundTag getBlockTileEntity(BlockVector3 position) throws DataException {
         if (tileEntities == null) {
@@ -152,8 +154,11 @@ public class OldChunk implements Chunk {
 
     @Override
     public BaseBlock getBlock(BlockVector3 position) throws DataException {
-        if(position.getY() >= 128) return BlockTypes.VOID_AIR.getDefaultState().toBaseBlock();
+        if (position.getY() >= 128) {
-        int id, dataVal;
+            return BlockTypes.VOID_AIR.getDefaultState().toBaseBlock();
+        }
+        int id;
+        int dataVal;
 
         int x = position.getX() - rootX * 16;
         int y = position.getY();