Merge branch 'logging' into main

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/FaweBukkit.java

@@ -68,7 +68,7 @@ public class FaweBukkit implements IFawe, Listener {
             try {
                 new BrushListener(plugin);
             } catch (Throwable e) {
-                log.debug("Brush Listener Failed", e);
+                log.error("Brush Listener Failed", e);
             }
             if (PaperLib.isPaper() && Settings.IMP.EXPERIMENTAL.DYNAMIC_CHUNK_RENDERING > 1) {
                 new RenderListener(plugin);
@@ -146,10 +146,6 @@ public class FaweBukkit implements IFawe, Listener {
         return null;
     }
 
-    @Override public void debug(final String message) {
-        Bukkit.getConsoleSender().sendMessage(message);
-    }
-
     @Override public File getDirectory() {
         return plugin.getDataFolder();
     }
@@ -162,7 +158,7 @@ public class FaweBukkit implements IFawe, Listener {
                 this.itemUtil = tmp = new ItemUtil();
             } catch (Throwable e) {
                 Settings.IMP.EXPERIMENTAL.PERSISTENT_BRUSHES = false;
-                log.debug("Persistent Brushes Failed", e);
+                log.error("Persistent Brushes Failed", e);
             }
         }
         return tmp;

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/regions/GriefPreventionFeature.java

@@ -14,10 +14,13 @@ import org.bukkit.entity.Player;
 import org.bukkit.event.Listener;
 import org.bukkit.plugin.Plugin;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class GriefPreventionFeature extends BukkitMaskManager implements Listener {
 
     public GriefPreventionFeature(final Plugin griefpreventionPlugin) {
         super(griefpreventionPlugin.getName());
+        getLogger(GriefPreventionFeature.class).debug("Plugin 'GriefPrevention' found. Using it now.");
     }
 
     public boolean isAllowed(Player player, Claim claim, MaskType type) {

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/regions/ResidenceFeature.java

@@ -12,6 +12,8 @@ import org.bukkit.entity.Player;
 import org.bukkit.event.Listener;
 import org.bukkit.plugin.Plugin;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class ResidenceFeature extends BukkitMaskManager implements Listener {
     private FaweBukkit plugin;
     private Plugin residence;
@@ -20,7 +22,7 @@ public class ResidenceFeature extends BukkitMaskManager implements Listener {
         super(residencePlugin.getName());
         this.residence = residencePlugin;
         this.plugin = p3;
-
+        getLogger(ResidenceFeature.class).debug("Plugin 'Residence' found. Using it now.");
     }
 
     public boolean isAllowed(Player player, ClaimedResidence residence, MaskType type) {

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/regions/TownyFeature.java

@@ -18,6 +18,8 @@ import org.bukkit.entity.Player;
 import org.bukkit.event.Listener;
 import org.bukkit.plugin.Plugin;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class TownyFeature extends BukkitMaskManager implements Listener {
 
     private final Plugin towny;
@@ -25,6 +27,8 @@ public class TownyFeature extends BukkitMaskManager implements Listener {
     public TownyFeature(Plugin townyPlugin) {
         super(townyPlugin.getName());
         this.towny = townyPlugin;
+        getLogger(TownyFeature.class).debug("Plugin 'Towny' found. Using it now.");
+
     }
 
     public boolean isAllowed(Player player, TownBlock block) {

worldedit-bukkit/src/main/java/com/boydti/fawe/bukkit/regions/Worldguard.java

@@ -26,11 +26,15 @@ import org.bukkit.Location;
 import org.bukkit.entity.Player;
 import org.bukkit.event.Listener;
 import org.bukkit.plugin.Plugin;
+import org.slf4j.Logger;
 
 import java.util.Locale;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class Worldguard extends BukkitMaskManager implements Listener {
     private final WorldGuardPlugin worldguard;
+    private static final Logger logger = getLogger(Worldguard.class);
 
     private WorldGuardPlugin getWorldGuard() {
         final Plugin plugin = Bukkit.getPluginManager().getPlugin("WorldGuard");
@@ -46,17 +50,19 @@ public class Worldguard extends BukkitMaskManager implements Listener {
     public Worldguard(Plugin p2) {
         super(p2.getName());
         this.worldguard = this.getWorldGuard();
+        logger.debug("Plugin 'WorldGuard' found. Using it now.");
+
     }
 
     public ProtectedRegion getRegion(LocalPlayer player, Location location) {
         RegionContainer container = WorldGuard.getInstance().getPlatform().getRegionContainer();
         if (container == null) {
-            System.out.println("Region capability is not enabled for WorldGuard.");
+            logger.info("Region capability is not enabled for WorldGuard.");
             return null;
         }
         RegionManager manager = container.get(BukkitAdapter.adapt(location.getWorld()));
         if (manager == null) {
-            System.out.println("Region capability is not enabled for that world.");
+            logger.info("Region capability is not enabled for that world.");
             return null;
         }
         final ProtectedRegion global = manager.getRegion("__global__");

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/FAWE_Spigot_v1_15_R2.java

@@ -114,6 +114,7 @@ import java.util.stream.Stream;
 import javax.annotation.Nullable;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
 
 public final class FAWE_Spigot_v1_15_R2 extends CachedBukkitAdapter implements IDelegateBukkitImplAdapter<NBTBase> {
     private final Spigot_v1_15_R2 parent;
@@ -339,7 +340,9 @@ public final class FAWE_Spigot_v1_15_R2 extends CachedBukkitAdapter implements I
                 init();
                 return adaptToChar(ibd);
             } catch (ArrayIndexOutOfBoundsException e1) {
-                Fawe.debug("Attempted to convert " + ibd.getBlock() + " with ID " + Block.REGISTRY_ID.getId(ibd) + " to char. ibdToStateOrdinal length: " + ibdToStateOrdinal.length + ". Defaulting to air!");
+                getLogger(FAWE_Spigot_v1_15_R2.class)
+                    .error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
+                           ibd.getBlock(), Block.REGISTRY_ID.getId(ibd), ibdToStateOrdinal.length, e1);
                 return 0;
             }
         }

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/FAWE_Spigot_v1_16_R1.java

@@ -19,13 +19,17 @@
 
 package com.sk89q.worldedit.bukkit.adapter.impl;
 
-import com.boydti.fawe.Fawe;
 import com.boydti.fawe.FaweCache;
 import com.boydti.fawe.beta.IChunkGet;
 import com.boydti.fawe.beta.implementation.packet.ChunkPacket;
-import com.boydti.fawe.bukkit.adapter.mc1_16_1.*;
+import com.boydti.fawe.bukkit.adapter.mc1_16_1.BlockMaterial_1_16_1;
+import com.boydti.fawe.bukkit.adapter.mc1_16_1.BukkitAdapter_1_16_1;
+import com.boydti.fawe.bukkit.adapter.mc1_16_1.BukkitGetBlocks_1_16_1;
+import com.boydti.fawe.bukkit.adapter.mc1_16_1.FAWEWorldNativeAccess_1_16;
+import com.boydti.fawe.bukkit.adapter.mc1_16_1.MapChunkUtil_1_16_1;
 import com.boydti.fawe.bukkit.adapter.mc1_16_1.nbt.LazyCompoundTag_1_16_1;
 import com.sk89q.jnbt.CompoundTag;
+import com.sk89q.jnbt.StringTag;
 import com.sk89q.jnbt.Tag;
 import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.blocks.BaseItemStack;
@@ -42,11 +46,35 @@ import com.sk89q.worldedit.registry.state.Property;
 import com.sk89q.worldedit.util.SideEffect;
 import com.sk89q.worldedit.util.SideEffectSet;
 import com.sk89q.worldedit.world.biome.BiomeType;
+import com.sk89q.worldedit.world.block.BaseBlock;
 import com.sk89q.worldedit.world.block.BlockState;
-import com.sk89q.worldedit.world.block.*;
+import com.sk89q.worldedit.world.block.BlockStateHolder;
+import com.sk89q.worldedit.world.block.BlockType;
+import com.sk89q.worldedit.world.block.BlockTypes;
+import com.sk89q.worldedit.world.block.BlockTypesCache;
 import com.sk89q.worldedit.world.entity.EntityType;
 import com.sk89q.worldedit.world.registry.BlockMaterial;
-import net.minecraft.server.v1_16_R1.*;
+import net.minecraft.server.v1_16_R1.BiomeBase;
+import net.minecraft.server.v1_16_R1.Block;
+import net.minecraft.server.v1_16_R1.BlockPosition;
+import net.minecraft.server.v1_16_R1.Chunk;
+import net.minecraft.server.v1_16_R1.ChunkCoordIntPair;
+import net.minecraft.server.v1_16_R1.ChunkSection;
+import net.minecraft.server.v1_16_R1.Entity;
+import net.minecraft.server.v1_16_R1.EntityPlayer;
+import net.minecraft.server.v1_16_R1.EntityTypes;
+import net.minecraft.server.v1_16_R1.IBlockData;
+import net.minecraft.server.v1_16_R1.IRegistry;
+import net.minecraft.server.v1_16_R1.ItemStack;
+import net.minecraft.server.v1_16_R1.MinecraftKey;
+import net.minecraft.server.v1_16_R1.NBTBase;
+import net.minecraft.server.v1_16_R1.NBTTagCompound;
+import net.minecraft.server.v1_16_R1.NBTTagInt;
+import net.minecraft.server.v1_16_R1.PacketPlayOutMapChunk;
+import net.minecraft.server.v1_16_R1.PlayerChunk;
+import net.minecraft.server.v1_16_R1.TileEntity;
+import net.minecraft.server.v1_16_R1.World;
+import net.minecraft.server.v1_16_R1.WorldServer;
 import org.bukkit.Bukkit;
 import org.bukkit.Location;
 import org.bukkit.block.data.BlockData;
@@ -59,16 +87,16 @@ import org.bukkit.craftbukkit.v1_16_R1.entity.CraftPlayer;
 import org.bukkit.craftbukkit.v1_16_R1.inventory.CraftItemStack;
 import org.bukkit.entity.Player;
 
-import javax.annotation.Nullable;
 import java.lang.ref.WeakReference;
 import java.util.Map;
 import java.util.OptionalInt;
 import java.util.Set;
 import java.util.function.Supplier;
 import java.util.stream.Stream;
+import javax.annotation.Nullable;
 
 import static com.google.common.base.Preconditions.checkNotNull;
-import com.sk89q.jnbt.StringTag;
+import static org.slf4j.LoggerFactory.getLogger;
 
 public final class FAWE_Spigot_v1_16_R1 extends CachedBukkitAdapter implements IDelegateBukkitImplAdapter<NBTBase> {
     private final Spigot_v1_16_R1 parent;
@@ -294,7 +322,9 @@ public final class FAWE_Spigot_v1_16_R1 extends CachedBukkitAdapter implements I
                 init();
                 return adaptToChar(ibd);
             } catch (ArrayIndexOutOfBoundsException e1) {
-                Fawe.debug("Attempted to convert " + ibd.getBlock() + " with ID " + Block.REGISTRY_ID.getId(ibd) + " to char. ibdToStateOrdinal length: " + ibdToStateOrdinal.length + ". Defaulting to air!");
+                getLogger(FAWE_Spigot_v1_16_R1.class)
+                    .error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
+                           ibd.getBlock(), Block.REGISTRY_ID.getId(ibd), ibdToStateOrdinal.length, e1);
                 return 0;
             }
         }

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/FAWE_Spigot_v1_16_R2.java

@@ -19,7 +19,6 @@
 
 package com.sk89q.worldedit.bukkit.adapter.impl;
 
-import com.boydti.fawe.Fawe;
 import com.boydti.fawe.FaweCache;
 import com.boydti.fawe.beta.IChunkGet;
 import com.boydti.fawe.beta.implementation.packet.ChunkPacket;
@@ -98,6 +97,7 @@ import java.util.stream.Stream;
 import javax.annotation.Nullable;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
 
 public final class FAWE_Spigot_v1_16_R2 extends CachedBukkitAdapter implements IDelegateBukkitImplAdapter<NBTBase> {
     private final Spigot_v1_16_R2 parent;
@@ -321,7 +321,9 @@ public final class FAWE_Spigot_v1_16_R2 extends CachedBukkitAdapter implements I
                 init();
                 return adaptToChar(ibd);
             } catch (ArrayIndexOutOfBoundsException e1) {
-                Fawe.debug("Attempted to convert " + ibd.getBlock() + " with ID " + Block.REGISTRY_ID.getId(ibd) + " to char. ibdToStateOrdinal length: " + ibdToStateOrdinal.length + ". Defaulting to air!");
+                getLogger(FAWE_Spigot_v1_16_R2.class)
+                    .error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
+                           ibd.getBlock(), Block.REGISTRY_ID.getId(ibd), ibdToStateOrdinal.length, e1);
                 return 0;
             }
         }

worldedit-core/src/main/java/com/boydti/fawe/Fawe.java

@@ -14,10 +14,6 @@ import com.boydti.fawe.util.TextureUtil;
 import com.boydti.fawe.util.WEManager;
 import com.github.luben.zstd.util.Native;
 import com.sk89q.worldedit.WorldEdit;
-import com.sk89q.worldedit.extension.platform.Actor;
-import com.sk89q.worldedit.session.request.Request;
-import com.sk89q.worldedit.util.formatting.text.Component;
-import com.sk89q.worldedit.util.formatting.text.TextComponent;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -120,40 +116,6 @@ public class Fawe {
         instance = new Fawe(implementation);
     }
 
-    public static void debugPlain(String s) {
-        if (instance != null) {
-            instance.implementation.debug(s);
-        } else {
-            log.debug(s);
-        }
-    }
-
-    /**
-     * Write something to the console.
-     */
-    public static void debug(String s) {
-        Actor actor = Request.request().getActor();
-        if (actor != null && actor.isPlayer()) {
-            actor.printInfo(TextComponent.of(s));
-            return;
-        }
-        debugPlain(s);
-    }
-
-    /**
-     * Write something to the console.
-     *
-     * @param c The Component to be printed
-     */
-    public static void debug(Component c) {
-        Actor actor = Request.request().getActor();
-        if (actor != null && actor.isPlayer()) {
-            actor.printDebug(c);
-            return;
-        }
-        debugPlain(c.toString());
-    }
-
     /**
      * The platform specific implementation.
      */
@@ -311,7 +273,7 @@ public class Fawe {
                     Settings.IMP.CLIPBOARD.COMPRESSION_LEVEL = Math.min(6, Settings.IMP.CLIPBOARD.COMPRESSION_LEVEL);
                     Settings.IMP.HISTORY.COMPRESSION_LEVEL = Math.min(6, Settings.IMP.HISTORY.COMPRESSION_LEVEL);
                     log.error("ZSTD Compression Binding Not Found.\n"
-                            + "FAWE will still work but compression won't work as well.\n", e);
+                                  + "FAWE will still work but compression won't work as well.\n", e);
                 }
             }
             try {
@@ -326,9 +288,7 @@ public class Fawe {
         boolean x86OS = System.getProperty("sun.arch.data.model").contains("32");
         boolean x86JVM = System.getProperty("os.arch").contains("32");
         if (x86OS != x86JVM) {
-            debug("====== UPGRADE TO 64-BIT JAVA ======");
+            log.info("You are running 32-bit Java on a 64-bit machine. Please upgrade to 64-bit Java.");
-            debug("You are running 32-bit Java on a 64-bit machine");
-            debug("====================================");
         }
     }
 
@@ -362,11 +322,9 @@ public class Fawe {
                 }
             }
         } catch (Throwable ignored) {
-            debug("====== MEMORY LISTENER ERROR ======");
+            log.error("FAWE encountered an error trying to listen to JVM memory.\n"
-            debug("FAWE needs access to the JVM memory system:");
+                          + "Please change your Java security settings or disable this message by"
-            debug(" - Change your Java security settings");
+                          + "changing 'max-memory-percent' in the config files to '-1'.");
-            debug(" - Disable this with `max-memory-percent: -1`");
-            debug("===================================");
         }
     }
 

worldedit-core/src/main/java/com/boydti/fawe/FaweCache.java

@@ -56,6 +56,7 @@ import java.util.function.Function;
 import java.util.function.Supplier;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
 
 public enum FaweCache implements Trimable {
     IMP
@@ -502,7 +503,7 @@ public enum FaweCache implements Trimable {
         } else if (value instanceof Boolean) {
             return asTag((byte) ((boolean) value ? 1 : 0));
         }
-        System.out.println("Invalid nbt: " + value);
+        getLogger(FaweCache.class).error("Invalid nbt: {}", value);
         return null;
     }
 

worldedit-core/src/main/java/com/boydti/fawe/IFawe.java

@@ -13,8 +13,6 @@ import java.util.UUID;
 
 public interface IFawe {
 
-    void debug(final String s);
-
     File getDirectory();
 
     TaskManager getTaskManager();

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

@@ -1,6 +1,5 @@
 package com.boydti.fawe.beta;
 
-import com.boydti.fawe.Fawe;
 import com.boydti.fawe.FaweCache;
 import com.boydti.fawe.beta.implementation.processors.EmptyBatchProcessor;
 import com.boydti.fawe.beta.implementation.processors.MultiBatchProcessor;
@@ -14,6 +13,8 @@ import java.util.Set;
 import java.util.concurrent.Future;
 import java.util.function.Function;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public interface IBatchProcessor {
 
     /**
@@ -79,9 +80,7 @@ public interface IBatchProcessor {
                 layer++;
             }
         } catch (ArrayIndexOutOfBoundsException exception) {
-            Fawe.imp().debug("minY = " + minY);
+            getLogger(IBatchProcessor.class).error("minY = {} , layer = {}", minY, ((minY - 15) >> 4), exception);
-            Fawe.imp().debug("layer = " + ((minY - 15) >> 4));
-            exception.printStackTrace();
         }
         return false;
     }

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

@@ -6,9 +6,13 @@ import com.boydti.fawe.beta.IChunkSet;
 import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockTypesCache;
 import org.jetbrains.annotations.Range;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public abstract class CharBlocks implements IBlocks {
 
+    public static final Logger logger = LoggerFactory.getLogger(CharBlocks.class);
+
     public static final Section FULL = new Section() {
         @Override
         public final char[] get(CharBlocks blocks, int layer) {
@@ -17,7 +21,7 @@ public abstract class CharBlocks implements IBlocks {
     };
     public static final Section EMPTY = new Section() {
         @Override
-        public final char[] get(CharBlocks blocks, int layer) {
+        public final synchronized char[] get(CharBlocks blocks, int layer) {
             char[] arr = blocks.blocks[layer];
             if (arr == null) {
                 arr = blocks.blocks[layer] = blocks.update(layer, null);
@@ -120,10 +124,9 @@ public abstract class CharBlocks implements IBlocks {
         try {
             set(layer, index, value);
         } catch (ArrayIndexOutOfBoundsException exception) {
+            logger.error("Tried setting block at coordinates (" + x + "," + y + "," + z + ")");
             assert Fawe.imp() != null;
-            Fawe.imp().debug("Tried Setting Block at x:" + x + ", y:" + y + " , z:" + z);
+            logger.error("Layer variable was = {}", layer, exception);
-            Fawe.imp().debug("Layer variable was = " + layer);
-            exception.printStackTrace();
         }
     }
 

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

@@ -30,7 +30,7 @@ public class YamlConfiguration extends FileConfiguration {
     private final Yaml yaml = new Yaml(new YamlConstructor(), yamlRepresenter, yamlOptions);
 
     /**
-     * Creates a new {@link com.boydti.fawe.configuration.file.YamlConfiguration}, loading from the given file.
+     * Creates a new {@link YamlConfiguration}, loading from the given file.
      *
      * <p>
      * Any errors loading the Configuration will be logged and then ignored.
@@ -46,12 +46,12 @@ public class YamlConfiguration extends FileConfiguration {
      * @return Resulting configuration
      * @throws IllegalArgumentException Thrown if file is null
      */
-    public static com.boydti.fawe.configuration.file.YamlConfiguration loadConfiguration(final File file) {
+    public static YamlConfiguration loadConfiguration(final File file) {
         if (file == null) {
             throw new NullPointerException("File cannot be null");
         }
 
-        final com.boydti.fawe.configuration.file.YamlConfiguration config = new com.boydti.fawe.configuration.file.YamlConfiguration();
+        final YamlConfiguration config = new YamlConfiguration();
 
         try {
             config.load(file);
@@ -64,11 +64,8 @@ public class YamlConfiguration extends FileConfiguration {
                     dest = new File(file.getAbsolutePath() + "_broken_" + i++);
                 }
                 Files.copy(file.toPath(), dest.toPath(), StandardCopyOption.REPLACE_EXISTING);
-                System.out.println("&dCould not read: &7" + file);
+                getLogger(YamlConfiguration.class).error("Could not read: {}\n"
-                System.out.println("&dRenamed to: &7" + dest.getName());
+                                                             + "Renamed to: {}", file, dest.getName(), ex);
-                System.out.println("&c============ Full stacktrace ============");
-                ex.printStackTrace();
-                System.out.println("&c=========================================");
             } catch (final IOException e) {
                 e.printStackTrace();
             }
@@ -78,7 +75,7 @@ public class YamlConfiguration extends FileConfiguration {
     }
 
     /**
-     * Creates a new {@link com.boydti.fawe.configuration.file.YamlConfiguration}, loading from the given reader.
+     * Creates a new {@link YamlConfiguration}, loading from the given reader.
      *
      * <p>
      * Any errors loading the Configuration will be logged and then ignored.
@@ -90,12 +87,12 @@ public class YamlConfiguration extends FileConfiguration {
      * @return resulting configuration
      * @throws IllegalArgumentException Thrown if stream is null
      */
-    public static com.boydti.fawe.configuration.file.YamlConfiguration loadConfiguration(final Reader reader) {
+    public static YamlConfiguration loadConfiguration(final Reader reader) {
         if (reader == null) {
             throw new NullPointerException("Reader cannot be null");
         }
 
-        final com.boydti.fawe.configuration.file.YamlConfiguration config = new com.boydti.fawe.configuration.file.YamlConfiguration();
+        final YamlConfiguration config = new YamlConfiguration();
 
         try {
             config.load(reader);

worldedit-core/src/main/java/com/boydti/fawe/jnbt/anvil/MCAChunk.java

@@ -44,6 +44,8 @@ import java.util.UUID;
 import java.util.concurrent.Future;
 import javax.annotation.Nullable;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class MCAChunk implements IChunk {
     public final boolean[] hasSections = new boolean[16];
 
@@ -308,7 +310,7 @@ public class MCAChunk implements IChunk {
                                 Object value = state.getState(property);
                                 String valueStr = value.toString();
                                 if (Character.isUpperCase(valueStr.charAt(0))) {
-                                    System.out.println("Invalid uppercase value " + value);
+                                    getLogger(MCAChunk.class).warn("Invalid uppercase value {}", value);
                                     valueStr = valueStr.toLowerCase(Locale.ROOT);
                                 }
                                 out.writeNamedTag(key, valueStr);

worldedit-core/src/main/java/com/boydti/fawe/jnbt/anvil/MCAFile.java

@@ -272,7 +272,7 @@ public class MCAFile extends ExtentBatchProcessorHolder implements Trimable, ICh
         try (NBTInputStream nis = getChunkIS(offset)) {
             chunk.read(nis, false);
         }
-        System.out.println("TODO multithreaded"); // TODO
+        //TODO multithreaded
         return chunk;
     }
 

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

@@ -6,6 +6,8 @@ import com.sk89q.jnbt.NBTInputStream;
 import java.io.DataInputStream;
 import java.io.IOException;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class StreamDelegate {
     private static final byte[][] ZERO_KEYS = new byte[0][];
     private static final StreamDelegate[] ZERO_VALUES = new StreamDelegate[0];
@@ -39,7 +41,7 @@ public class StreamDelegate {
 
     private StreamDelegate add(String name, StreamDelegate scope) {
         if (valueReader != null) {
-            System.out.println("Scope " + name + " | " + scope + " may not run, as the stream is only read once, and a value reader is already set");
+            getLogger(StreamDelegate.class).warn("Scope {} | {} may not run, as the stream is only read once, and a value reader is already set", name, scope);
         }
         byte[] bytes = name.getBytes(NBTConstants.CHARSET);
         int maxSize = bytes.length;
@@ -167,7 +169,7 @@ public class StreamDelegate {
 
     public StreamDelegate withValue(ValueReader valueReader) {
         if (keys.length != 0) {
-            System.out.println("Reader " + valueReader + " may not run, as the stream is only read once, and a value reader is already set");
+            getLogger(StreamDelegate.class).warn("Reader {} may not run, as the stream is only read once, and a value reader is already set", valueReader);
         }
         this.valueReader = valueReader;
         return this;

worldedit-core/src/main/java/com/boydti/fawe/logging/rollback/RollbackOptimizedHistory.java

@@ -12,6 +12,8 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.util.UUID;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class RollbackOptimizedHistory extends DiskStorageHistory {
     private long time;
 
@@ -45,7 +47,7 @@ public class RollbackOptimizedHistory extends DiskStorageHistory {
         this.blockSize = (int) size;
         this.command = command;
         this.closed = true;
-        System.out.println("Size " + size);
+        getLogger(RollbackOptimizedHistory.class).debug("Size {}", size);
     }
 
     public long getTime() {

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

@@ -30,6 +30,8 @@ import java.util.Iterator;
 import java.util.UUID;
 import java.util.function.Supplier;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class InspectBrush extends BrushTool {
 
     /**
@@ -62,13 +64,13 @@ public class InspectBrush extends BrushTool {
     public boolean perform(final Player player, LocalSession session, boolean rightClick) {
         if (!player.hasPermission("worldedit.tool.inspect")) {
             player.print(Caption.of("", "worldedit.tool.inspect"));
-            System.out.println("No tool control");
+            getLogger(InspectBrush.class).debug("No tool control");
             return false;
         }
         if (!Settings.IMP.HISTORY.USE_DATABASE) {
             player.print(Caption.of("fawe.error.setting.disable",
                 "history.use-database (Import with /history import )"));
-            System.out.println("No db");
+            getLogger(InspectBrush.class).debug("No db");
             return false;
         }
         try {
@@ -109,10 +111,9 @@ public class InspectBrush extends BrushTool {
             }
             player.print(Caption.of("fawe.worldedit.tool.tool.inspect.info.footer", count));
         } catch (IOException e) {
-            System.out.println("IOE");
             throw new RuntimeException(e);
         } catch (Throwable e) {
-            System.out.println("E throw");
+            getLogger(InspectBrush.class).error("E throw", e);
         }
         return true;
     }

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

@@ -352,7 +352,6 @@ public class HeightMapMCAGenerator extends MCAWriter implements StreamChange, Dr
 
     public IChunkSet getChunk(int chunkX, int chunkZ) {
         // TODO don't generate new Writeable MCA chunk
-        System.out.println("TODO don't generate new Writeable MCA chunk");
         MCAChunk tmp = new MCAChunk();
         int bx = chunkX << 4;
         int bz = chunkZ << 4;

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

@@ -38,9 +38,9 @@ import com.sk89q.worldedit.util.formatting.text.TranslatableComponent;
 import com.sk89q.worldedit.world.World;
 import org.jetbrains.annotations.NotNull;
 
-import javax.annotation.Nullable;
 import java.util.Locale;
 import java.util.UUID;
+import javax.annotation.Nullable;
 
 import static com.google.common.base.Preconditions.checkNotNull;
 
@@ -333,7 +333,7 @@ public class EditSessionBuilder {
 //                        changeSet = new CPUOptimizedChangeSet(world);
                     } else {
                         if (combineStages && Settings.IMP.HISTORY.COMPRESSION_LEVEL == 0) {
-                            System.out.println("TODO add CPUOptimizedChangeSet");
+                            //TODO add CPUOptimizedChangeSet
                         }
                         changeSet = new MemoryOptimizedHistory(world);
                     }
@@ -346,7 +346,7 @@ public class EditSessionBuilder {
                 }
                 if (!(changeSet instanceof NullChangeSet)) {
                     if (this.blockBag != null) {
-                        System.out.println("TODO implement block bag as IBatchProcessor");
+                        //TODO implement block bag as IBatchProcessor
                         changeSet = new BlockBagChangeSet(changeSet, blockBag, limit.INVENTORY_MODE == 1);
                     }
                     if (combineStages) {
@@ -387,7 +387,7 @@ public class EditSessionBuilder {
                 this.extent = regionExtent;
             }
             if (this.limit != null && this.limit.STRIP_NBT != null && !this.limit.STRIP_NBT.isEmpty()) {
-                System.out.println("TODO add batch processor for strip nbt");
+                //TODO add batch processor for strip nbt
                 this.extent = new StripNBTExtent(this.extent, this.limit.STRIP_NBT);
             }
             this.extent = wrapExtent(this.extent, eventBus, event, EditSession.Stage.BEFORE_HISTORY);

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

@@ -858,7 +858,7 @@ public class MainUtil {
                 pool.submit(file::delete);
                 Component msg = TranslatableComponent.of("worldedit.schematic.delete.deleted");
                 if (printDebug) {
-                    Fawe.debug(msg);
+                    getLogger(MainUtil.class).debug(msg.toString());
                 }
             }
         });

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

@@ -652,7 +652,7 @@ public class TextureUtil implements TextureHolder {
                         String modelFileName = String.format(modelsDir, nameSpace, name);
                         ZipEntry entry = getEntry(zipFile, modelFileName);
                         if (entry == null) {
-                            System.out.println("Cannot find " + modelFileName + " in " + file);
+                            getLogger(TextureUtil.class).error("Cannot find {} in {}", modelFileName, file);
                             continue;
                         }
 
@@ -690,7 +690,7 @@ public class TextureUtil implements TextureHolder {
 
                         BufferedImage image = readImage(zipFile, textureFileName);
                         if (image == null) {
-                            System.out.println("Cannot find " + textureFileName);
+                            getLogger(TextureUtil.class).error("Cannot find {}", textureFileName);
                             continue;
                         }
                         int color = ImageUtil.getColor(image);

worldedit-core/src/main/java/com/sk89q/worldedit/extent/transform/BlockTransformExtent.java

@@ -69,6 +69,7 @@ import static com.sk89q.worldedit.util.Direction.UP;
 import static com.sk89q.worldedit.util.Direction.WEST;
 import static com.sk89q.worldedit.util.Direction.findClosest;
 import static com.sk89q.worldedit.util.Direction.values;
+import static org.slf4j.LoggerFactory.getLogger;
 
 /**
  * Transforms blocks themselves (but not their position) according to a
@@ -149,7 +150,7 @@ public class BlockTransformExtent extends ResettableExtent {
                         case 2:
                             return adapt(combine(EAST, WEST), combine(SOUTH, NORTH));
                         default:
-                            System.out.println("Invalid " + property.getName() + " " + property.getValues());
+                            getLogger(BlockTransformExtent.class).error("Invalid {} {}", property.getName(), property.getValues());
                             return null;
                     }
                 case FACING: {
@@ -181,7 +182,7 @@ public class BlockTransformExtent extends ResettableExtent {
                                     result.add(notIndex(combine(NORTHEAST, NORTHWEST, SOUTHWEST, SOUTHEAST), property.getIndexFor("inner_left"), property.getIndexFor("inner_right")));
                                     continue;
                                 default:
-                                    System.out.println("Unknown direction " + value);
+                                    getLogger(BlockTransformExtent.class).warn("Unknown direction {}", value);
                                     result.add(0L);
                             }
                         }
@@ -221,7 +222,7 @@ public class BlockTransformExtent extends ResettableExtent {
                                     directions.add(combine(NORTHEAST));
                                     break;
                                 default:
-                                    System.out.println("Unknown direction " + value);
+                                    getLogger(BlockTransformExtent.class).warn("Unknown direction {}", value);
                                     directions.add(0L);
                             }
                         }

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

@@ -160,9 +160,9 @@ public class MaskIntersection extends AbstractMask {
         while (combineMasks(pairingFunction(), failedCombines) && --maxIteration > 0);
 
         if (maxIteration == 0) {
-            getLogger(MaskIntersection.class).debug("Failed optimize MaskIntersection");
+            getLogger(MaskIntersection.class).error("Failed optimize MaskIntersection");
             for (Mask mask : masks) {
-                System.out.println(mask.getClass() + " / " + mask);
+                getLogger(MaskIntersection.class).error(mask.getClass() + " / " + mask);
             }
         }
         // Return result

worldedit-core/src/main/java/com/sk89q/worldedit/regions/EllipsoidRegion.java

@@ -409,7 +409,6 @@ public class EllipsoidRegion extends AbstractRegion {
             int yTopFull = Math.min(255, cy + diffYFull);
 
             if (yBotFull == yTopFull || yBotFull > yTopFull) {
-                System.out.println("aa");
             }
             // Set those layers
             filter(chunk, filter, block, get, set, yBotFull, yTopFull, full);

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

@@ -25,6 +25,8 @@ import java.util.Map;
 import java.util.Set;
 import java.util.stream.Collectors;
 
+import static org.slf4j.LoggerFactory.getLogger;
+
 public class BlockTypesCache {
     /*
      -----------------------------------------------------
@@ -203,7 +205,7 @@ public class BlockTypesCache {
                     String defaultState = blockMap.remove(id);
                     if (defaultState == null) {
                         if (internalId != 0) {
-                            System.out.println("Ignoring invalid block " + id);
+                            getLogger(BlockTypesCache.class).info("Ignoring invalid block {}", id);
                             continue;
                         }
                         defaultState = id;