Slimmer BlockState-Database

- Default logSurvival to false
 - "/lcbs cleanup" command to delete survival items, with logSurvival: false

Rename TabCompletion

src/main/java/de/jaschastarke/minecraft/limitedcreative/FeatureSwitchGameMode.java

@@ -18,12 +18,12 @@ import de.jaschastarke.bukkit.lib.commands.MethodCommand;
 import de.jaschastarke.bukkit.lib.commands.IMethodCommandContainer;
 import de.jaschastarke.bukkit.lib.commands.MissingPermissionCommandException;
 import de.jaschastarke.bukkit.lib.commands.NeedsPlayerArgumentCommandException;
-import de.jaschastarke.bukkit.lib.commands.TabCompletionHelper;
 import de.jaschastarke.bukkit.lib.commands.annotations.Alias;
 import de.jaschastarke.bukkit.lib.commands.annotations.Description;
 import de.jaschastarke.bukkit.lib.commands.annotations.IsCommand;
 import de.jaschastarke.bukkit.lib.commands.annotations.NeedsPermission;
 import de.jaschastarke.bukkit.lib.commands.annotations.Usages;
+import de.jaschastarke.bukkit.lib.commands.parser.TabCompletion;
 import de.jaschastarke.minecraft.lib.permissions.IAbstractPermission;
 import de.jaschastarke.minecraft.lib.permissions.IPermission;
 import de.jaschastarke.modularize.ModuleEntry.ModuleState;
@@ -139,7 +139,7 @@ public class FeatureSwitchGameMode extends CoreModule<LimitedCreative> {
         }
         
         @Override
-        public List<TabCompletionHelper> getTabCompleter(MethodCommand cmd) {
+        public List<TabCompletion> getTabCompleter(MethodCommand cmd) {
             return null;
         }
     }

src/main/java/de/jaschastarke/minecraft/limitedcreative/MainCommand.java

@@ -8,10 +8,10 @@ import de.jaschastarke.bukkit.lib.commands.CommandContext;
 import de.jaschastarke.bukkit.lib.commands.IHelpDescribed;
 import de.jaschastarke.bukkit.lib.commands.IMethodCommandContainer;
 import de.jaschastarke.bukkit.lib.commands.MethodCommand;
-import de.jaschastarke.bukkit.lib.commands.TabCompletionHelper;
 import de.jaschastarke.bukkit.lib.commands.annotations.Description;
 import de.jaschastarke.bukkit.lib.commands.annotations.IsCommand;
 import de.jaschastarke.bukkit.lib.commands.annotations.NeedsPermission;
+import de.jaschastarke.bukkit.lib.commands.parser.TabCompletion;
 import de.jaschastarke.maven.ArchiveDocComments;
 import de.jaschastarke.maven.PluginCommand;
 import de.jaschastarke.minecraft.lib.permissions.IAbstractPermission;
@@ -95,7 +95,7 @@ public class MainCommand extends BukkitCommand implements IHelpDescribed, IMetho
     }
     
     @Override
-    public List<TabCompletionHelper> getTabCompleter(MethodCommand cmd) {
+    public List<TabCompletion> getTabCompleter(MethodCommand cmd) {
         return null;
     }
 }

src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockStateCommand.java

@@ -96,7 +96,31 @@ public class BlockStateCommand extends BukkitCommand implements IHelpDescribed {
     }
     
     /**
-     * Modifies the Block-GameMode-Database and sets all blocks in the selection to the provided gamemode. Set it
+     * Deletes no longer used data from the BlockState-Database. Currently it only removes non-creative entries
+     * from the database, if you changed to "logSurvival"-config from true to false.
+     */
+    @IsCommand("cleanup")
+    @Usages("")
+    public boolean cleanupDatabase(final CommandContext context, String... args) throws CommandException {
+        if (mod.getConfig().getLogSurvival()) {
+            context.responseFormatted(ChatFormattings.INFO, L("command.blockstate.nothing_to_cleanup"));
+        } else {
+            mod.getPlugin().getServer().getScheduler().runTaskAsynchronously(mod.getPlugin(), new BukkitRunnable() {
+                @Override
+                public void run() {
+                    int countDeleted = mod.getModel().cleanUp(DBModel.Cleanup.SURVIVAL);
+                    if (countDeleted < 0)
+                        context.responseFormatted(ChatFormattings.ERROR, L("command.blockstate.cleanup_error"));
+                    else
+                        context.responseFormatted(ChatFormattings.SUCCESS, L("command.blockstate.cleanup_success", countDeleted));
+                }
+            });
+        }
+        return true;
+    }
+
+    /**
+     * Modifies the BlockState-Database and sets all blocks in the selection to the provided gamemode. Set it
      * to "creative" to disable drop of this block on destroying. Set it to "survival" to allow it.
      * WorldEdit is required, because the selection Region is used.
      * gamemode can be: survival / creative / adventure / s / c / a / 0 / 1 / 2
@@ -247,7 +271,13 @@ public class BlockStateCommand extends BukkitCommand implements IHelpDescribed {
         mod.getModuleEntry().disable();
         
         thread.start();
-        context.response(L("command.blockstate.migrate_started", source.getType(), target.getType()));
+        String sourceType = source.getType().toString();
+        if (params.getParameter("import") != null) {
+            if (params.getParameter("import").equals("cc")) {
+                sourceType = "CreativeControl-" + sourceType;
+            }
+        }
+        context.response(L("command.blockstate.migrate_started", sourceType, target.getType()));
         return true;
     }
     

src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockStateConfig.java

@@ -130,11 +130,11 @@ public class BlockStateConfig extends Configuration implements IConfigurationSub
      * Log all Block-Places to the database. Disable to make the database more slim by not adding blocks placed in 
      * survival-mode.
      * 
-     * default: true
+     * default: false
      */
     @IsConfigurationNode(order = 400)
     public boolean getLogSurvival() {
-        return config.getBoolean("logSurvival", true);
+        return config.getBoolean("logSurvival", false);
     }
     
     private StringList ignoredWorlds = null;

src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/DBModel.java

@@ -64,6 +64,10 @@ public interface DBModel {
         }
     }
     
+    public enum Cleanup {
+        SURVIVAL;
+    }
+    
     public void onEnable() throws Exception;
     public void onDisable();
     public void moveState(Block from, Block to);
@@ -83,4 +87,6 @@ public interface DBModel {
         public void removeState(Block block);
         public void finish();
     }
+
+    public int cleanUp(Cleanup target);
 }

src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/DBQueries.java

@@ -14,6 +14,7 @@ import de.jaschastarke.bukkit.lib.database.ResultIterator;
 import de.jaschastarke.database.Type;
 import de.jaschastarke.database.db.Database;
 import de.jaschastarke.minecraft.limitedcreative.blockstate.BlockState.Source;
+import de.jaschastarke.minecraft.limitedcreative.blockstate.DBModel.Cleanup;
 import de.jaschastarke.utils.IDebugLogHolder;
 
 public class DBQueries {
@@ -300,6 +301,23 @@ public class DBQueries {
                 throw new RuntimeException("Currently only SQLite is supported.");
         }
     }
+
+    public int cleanup(Cleanup q) throws SQLException {
+        PreparedStatement delete;
+        if (dbg.isDebug())
+            dbg.getLog().debug("DBQuery: cleanup: " + q.toString());
+        if (q == Cleanup.SURVIVAL) {
+            delete = db.prepare("DELETE FROM lc_block_state WHERE gm = ?");
+            if (db.getType() == Type.MySQL)
+                delete.setString(1, GameMode.SURVIVAL.name());
+            else
+                delete.setInt(1, GameMode.SURVIVAL.getValue());
+        } else {
+            return -1;
+        }
+        return delete.executeUpdate();
+    }
+    
     public Database getDB() {
         return db;
     }

src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/SyncronizedModel.java

@@ -198,4 +198,15 @@ public class SyncronizedModel extends AbstractModel implements DBModel {
             }
         }
     }
+
+    @Override
+    public int cleanUp(Cleanup target) {
+        try {
+            return q.cleanup(target);
+        } catch (SQLException e) {
+            mod.getLog().severe(e.getMessage());
+            mod.getLog().warn("Failed to cleanup BlockState-DB");
+            return -1;
+        }
+    }
 }

src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/ThreadedModel.java

@@ -18,6 +18,7 @@ import org.bukkit.metadata.Metadatable;
 
 import de.jaschastarke.database.DatabaseConfigurationException;
 import de.jaschastarke.minecraft.limitedcreative.ModBlockStates;
+import de.jaschastarke.minecraft.limitedcreative.blockstate.thread.CallableAction;
 import de.jaschastarke.minecraft.limitedcreative.blockstate.thread.ThreadLink;
 import de.jaschastarke.minecraft.limitedcreative.blockstate.thread.Transaction;
 
@@ -259,4 +260,21 @@ public class ThreadedModel extends AbstractModel implements DBModel, Listener {
     public ModBlockStates getModel() {
         return mod;
     }
+
+    @Override
+    public int cleanUp(final Cleanup target) {
+        return threads.call(new CallableAction<Integer>() {
+            @Override
+            public void process(ThreadLink link, DBQueries q) { 
+                this.returnSet = true;
+                try {
+                    this.returnValue = q.cleanup(target);
+                } catch (SQLException e) {
+                    this.returnValue = -1;
+                    mod.getLog().severe(e.getMessage());
+                    mod.getLog().warn("Failed to cleanup BlockState-DB");
+                }
+            }
+        });
+    }
 }

src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/thread/ThreadLink.java

@@ -134,6 +134,20 @@ public class ThreadLink {
         return action.getValue();
     }
     
+    public void queue(Action act) {
+        synchronized (updateQueue) {
+            updateQueue.add(act);
+            updateQueue.notify();
+        }
+    }
+    public <T> T call(CallableAction<T> act) {
+        synchronized (updateQueue) {
+            updateQueue.push(act);
+            updateQueue.notify();
+        }
+        return act.getValue();
+    }
+    
     public List<BlockState> callUpdate(Cuboid c) {
         FetchCuboidAction action = new FetchCuboidAction(c);
         synchronized (updateQueue) {

src/main/java/de/jaschastarke/minecraft/limitedcreative/regions/RegionsCommand.java

@@ -26,12 +26,12 @@ import de.jaschastarke.bukkit.lib.commands.ICommand;
 import de.jaschastarke.bukkit.lib.commands.IHelpDescribed;
 import de.jaschastarke.bukkit.lib.commands.MethodCommand;
 import de.jaschastarke.bukkit.lib.commands.MissingPermissionCommandException;
-import de.jaschastarke.bukkit.lib.commands.TabCompletionHelper;
-import de.jaschastarke.bukkit.lib.commands.TabCompletionHelper.Completer;
-import de.jaschastarke.bukkit.lib.commands.TabCompletionHelper.Context;
 import de.jaschastarke.bukkit.lib.commands.annotations.IsCommand;
 import de.jaschastarke.bukkit.lib.commands.annotations.Usages;
 import de.jaschastarke.bukkit.lib.commands.parser.DefinedParameterParser;
+import de.jaschastarke.bukkit.lib.commands.parser.TabCompletion;
+import de.jaschastarke.bukkit.lib.commands.parser.TabCompletion.Completer;
+import de.jaschastarke.bukkit.lib.commands.parser.TabCompletion.Context;
 import de.jaschastarke.maven.ArchiveDocComments;
 import de.jaschastarke.maven.PluginCommand;
 import de.jaschastarke.minecraft.lib.permissions.IAbstractPermission;
@@ -114,9 +114,9 @@ public class RegionsCommand extends BukkitCommand implements IHelpDescribed {
         for (ICommand cmd : handler.getCommands()) {
             if (cmd instanceof MethodCommand) {
                 if (cmd.getName().equals("info")) {
-                    ((MethodCommand) cmd).getCompleter().add(TabCompletionHelper.forUsageLine("[region]"));
+                    ((MethodCommand) cmd).getCompleter().add(TabCompletion.forUsageLine("[region]"));
                 }
-                for (TabCompletionHelper c : ((MethodCommand) cmd).getCompleter()) {
+                for (TabCompletion c : ((MethodCommand) cmd).getCompleter()) {
                     c.setCompleter("region", new RegionCompleter());
                 }
             }

src/main/resources/lang/messages.properties

@@ -38,6 +38,9 @@ command.blockstate.migration_finished_restart: A Server-Restart is required!
 command.blockstate.migration_error: Migration failed with error: {0}
 command.blockstate.migrate_useronline_error: There are players on the Server. The migration shouldn't be run with active players.
 command.blockstate.migrate_confirm: Are you sure you want to start the migration? It may take a very long time and much CPU. To confirm execution run the command with the following added: {0}
+command.blockstate.nothing_to_cleanup: Nothing to cleanup
+command.blockstate.cleanup_success: Successfully removed {0} entries from database
+command.blockstate.cleanup_error: Error while cleaning database. Check server.log
 
 cmdblock.blocked: This command is blocked while in creative mode.
 cmdblock.blocked.requires_worldedit: WorlEdit is required to use this command

src/main/resources/lang/messages_de.properties

@@ -38,6 +38,9 @@ command.blockstate.migration_finished_restart: Server-Neustart notwendig!
 command.blockstate.migration_error: Migration mit folgendem Fehler fehlgeschlagen: {0}
 command.blockstate.migrate_useronline_error: Es sind Spieler auf dem Server. Die Migration sollte nicht mit aktiven Spielern ausgeführt werden.
 command.blockstate.migrate_confirm: Bist du sicher. dass du die Migration starten willst? Dies dauert vermutlich sehr lange und benötigt viel Prozessor-Leistung. Um die Ausführung zu bestätigen führe den Befehl erneut mit folgendem Parameter aus: {0}
+command.blockstate.nothing_to_cleanup: Nichts aufzuräumen
+command.blockstate.cleanup_success: Erfolgreich {0} Datensätze aus der Datenbank gelöscht
+command.blockstate.cleanup_error: Fehler beim Aufräumen der Datenbank. server.log prüfen
 
 cmdblock.blocked: Dieses Kommando ist im Kreativ-Modus blockiert
 cmdblock.blocked.requires_worldedit: WorldEdit wird für diesen Befehl benötigt