Made code better fit for Bukkit.

src/main/java/org/dynmap/debug/BukkitPlayerDebugger.java

@@ -0,0 +1,76 @@
+package org.dynmap.debug;
+
+import java.util.HashSet;
+
+import org.bukkit.Player;
+import org.bukkit.event.Event;
+import org.bukkit.event.Event.Priority;
+import org.bukkit.event.player.PlayerChatEvent;
+import org.bukkit.event.player.PlayerEvent;
+import org.bukkit.event.player.PlayerListener;
+import org.bukkit.plugin.PluginDescriptionFile;
+import org.bukkit.plugin.java.JavaPlugin;
+
+public class BukkitPlayerDebugger implements Debugger {
+	private JavaPlugin plugin;
+	private HashSet<Player> debugees = new HashSet<Player>();
+	private String debugCommand;
+	private String undebugCommand;
+	private String prepend;
+	
+	public BukkitPlayerDebugger(JavaPlugin plugin) {
+		this.plugin = plugin;
+		
+		PluginDescriptionFile pdfFile = plugin.getDescription();
+		debugCommand = "/debug_" + pdfFile.getName();
+		undebugCommand = "/undebug_" + pdfFile.getName();
+		prepend = pdfFile.getName() + ": ";
+	}
+	
+	public void enable() {
+		plugin.getServer().getPluginManager().registerEvent(Event.Type.PLAYER_COMMAND, new CommandListener(), Priority.Normal, plugin);
+		plugin.getServer().getPluginManager().registerEvent(Event.Type.PLAYER_QUIT, new CommandListener(), Priority.Normal, plugin);
+	}
+	
+	public void disable() {
+		clearDebugees();
+	}
+	
+	public void addDebugee(Player p) {
+		debugees.add(p);
+	}
+	
+	public void removeDebugee(Player p) {
+		debugees.remove(p);
+	}
+	
+	public void clearDebugees() {
+		debugees.clear();
+	}
+	
+	public void debug(String message) {
+		for (Player p : debugees) {
+			p.sendMessage(prepend + message);
+		}
+	}
+	
+	protected class CommandListener extends PlayerListener {
+		@Override
+		public void onPlayerCommand(PlayerChatEvent event) {
+			String[] split = event.getMessage().split(" ");
+	        Player player = event.getPlayer();
+	        if (split[0].equalsIgnoreCase(debugCommand)) {
+	        	addDebugee(player);
+	        	event.setCancelled(true);
+	        } else if (split[0].equalsIgnoreCase(undebugCommand)) {
+	        	removeDebugee(player);
+	        	event.setCancelled(true);
+	        }
+		}
+		
+		@Override
+		public void onPlayerQuit(PlayerEvent event) {
+			removeDebugee(event.getPlayer());
+		}
+	}
+}