Add startup call for Forge + Sponge.

Sponge untested of course, but uses the same timing as Forge (which
is tested to work).

worldedit-bukkit/src/main/java/com/sk89q/worldedit/bukkit/WorldEditPlugin.java

@@ -86,6 +86,7 @@
 import java.util.zip.ZipEntry;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static com.sk89q.worldedit.internal.anvil.ChunkDeleter.DELCHUNKS_FILE_NAME;
 
 /**
  * Plugin for Bukkit.
@@ -114,7 +115,7 @@ public void onLoad() {
         server = new BukkitServerInterface(this, getServer());
         worldEdit.getPlatformManager().register(server);
 
-        Path delChunks = Paths.get(getDataFolder().getPath(), "delete_chunks.json");
+        Path delChunks = Paths.get(getDataFolder().getPath(), DELCHUNKS_FILE_NAME);
         if (Files.exists(delChunks)) {
             ChunkDeleter.runFromFile(delChunks, true);
         }

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

@@ -55,6 +55,7 @@
 
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.sk89q.worldedit.command.util.Logging.LogMode.REGION;
+import static com.sk89q.worldedit.internal.anvil.ChunkDeleter.DELCHUNKS_FILE_NAME;
 
 /**
  * Commands for working with chunks.
@@ -114,8 +115,7 @@ public void deleteChunks(Player player, LocalSession session,
         }
         Set<BlockVector2> chunks = session.getSelection(player.getWorld()).getChunks();
 
-        String chunkFileName = "delete_chunks.json";
-        File chunkFile = worldEdit.getWorkingDirectoryFile(chunkFileName);
+        File chunkFile = worldEdit.getWorkingDirectoryFile(DELCHUNKS_FILE_NAME);
         Path chunkPath = chunkFile.toPath();
         ChunkDeletionInfo currentInfo = null;
         if (Files.exists(chunkPath)) {

worldedit-core/src/main/java/com/sk89q/worldedit/internal/anvil/ChunkDeleter.java

@@ -47,7 +47,9 @@
 import java.util.stream.Collectors;
 
 public final class ChunkDeleter {
-    public static final Logger logger = LoggerFactory.getLogger(ChunkDeleter.class);
+
+    public static final String DELCHUNKS_FILE_NAME = "delete_chunks.json";
+    private static final Logger logger = LoggerFactory.getLogger(ChunkDeleter.class);
 
     private static final Comparator<BlockVector2> chunkSorter = Comparator.comparing(
             pos -> (pos.getBlockX() & 31) + (pos.getBlockZ() & 31) * 32);

worldedit-forge/src/main/java/com/sk89q/worldedit/forge/ForgeWorldEdit.java

@@ -31,6 +31,7 @@
 import com.sk89q.worldedit.forge.proxy.ClientProxy;
 import com.sk89q.worldedit.forge.proxy.CommonProxy;
 import com.sk89q.worldedit.forge.proxy.ServerProxy;
+import com.sk89q.worldedit.internal.anvil.ChunkDeleter;
 import com.sk89q.worldedit.util.Location;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BlockCategory;
@@ -45,7 +46,6 @@
 import net.minecraft.util.Hand;
 import net.minecraft.util.ResourceLocation;
 import net.minecraft.world.World;
-import net.minecraftforge.api.distmarker.Dist;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.event.CommandEvent;
 import net.minecraftforge.event.entity.player.PlayerInteractEvent;
@@ -58,11 +58,10 @@
 import net.minecraftforge.fml.ModLoadingContext;
 import net.minecraftforge.fml.common.Mod;
 import net.minecraftforge.fml.event.lifecycle.FMLCommonSetupEvent;
-import net.minecraftforge.fml.event.lifecycle.FMLLoadCompleteEvent;
+import net.minecraftforge.fml.event.server.FMLServerAboutToStartEvent;
 import net.minecraftforge.fml.event.server.FMLServerStartedEvent;
 import net.minecraftforge.fml.event.server.FMLServerStoppingEvent;
 import net.minecraftforge.fml.javafmlmod.FMLJavaModLoadingContext;
-import net.minecraftforge.fml.loading.FMLLoader;
 import net.minecraftforge.fml.loading.FMLPaths;
 import net.minecraftforge.registries.ForgeRegistries;
 import org.apache.logging.log4j.LogManager;
@@ -76,6 +75,7 @@
 
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.sk89q.worldedit.forge.ForgeAdapter.adaptPlayer;
+import static com.sk89q.worldedit.internal.anvil.ChunkDeleter.DELCHUNKS_FILE_NAME;
 
 /**
  * The Forge implementation of WorldEdit.
@@ -180,6 +180,14 @@ private void setupRegistries() {
         }
     }
 
+    @SubscribeEvent
+    public void serverAboutToStart(FMLServerAboutToStartEvent event) {
+        final Path delChunks = workingDir.resolve(DELCHUNKS_FILE_NAME);
+        if (Files.exists(delChunks)) {
+            ChunkDeleter.runFromFile(delChunks, true);
+        }
+    }
+
     @SubscribeEvent
     public void serverStopping(FMLServerStoppingEvent event) {
         WorldEdit worldEdit = WorldEdit.getInstance();

worldedit-sponge/src/main/java/com/sk89q/worldedit/sponge/SpongeWorldEdit.java

@@ -20,6 +20,7 @@
 package com.sk89q.worldedit.sponge;
 
 import static com.google.common.base.Preconditions.checkNotNull;
+import static com.sk89q.worldedit.internal.anvil.ChunkDeleter.DELCHUNKS_FILE_NAME;
 
 import com.google.inject.Inject;
 import com.sk89q.worldedit.LocalSession;
@@ -29,6 +30,7 @@
 import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.extension.platform.Capability;
 import com.sk89q.worldedit.extension.platform.Platform;
+import com.sk89q.worldedit.internal.anvil.ChunkDeleter;
 import com.sk89q.worldedit.sponge.adapter.AdapterLoadException;
 import com.sk89q.worldedit.sponge.adapter.SpongeImplAdapter;
 import com.sk89q.worldedit.sponge.adapter.SpongeImplLoader;
@@ -62,6 +64,8 @@
 
 import java.io.File;
 import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.Optional;
 import java.util.concurrent.TimeUnit;
 
@@ -134,6 +138,11 @@ public void serverAboutToStart(GameAboutToStartServerEvent event) {
             WorldEdit.getInstance().getPlatformManager().unregister(platform);
         }
 
+        final Path delChunks = workingDir.toPath().resolve(DELCHUNKS_FILE_NAME);
+        if (Files.exists(delChunks)) {
+            ChunkDeleter.runFromFile(delChunks, true);
+        }
+
         this.platform = new SpongePlatform(this);
         this.provider = new SpongePermissionsProvider();