Fixed several AI bugs, added log system

- Fixes 0000031: Incap is not working correctly
- NPC AI now considers deathblow values correctly
- AI state transition further debugged
- Pet now follows owner after killing attacker
- Added debug log system
- Cleaned up system console from system.out messages

src/tools/DevLogQueuer.java

@@ -0,0 +1,95 @@
+/*******************************************************************************
+ * Copyright (c) 2013 <Project SWG>
+ * 
+ * This File is part of NGECore2.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ * Using NGEngine to work with NGECore2 is making a combined work based on NGEngine. 
+ * Therefore all terms and conditions of the GNU Lesser General Public License cover the combination.
+ ******************************************************************************/
+package tools;
+
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.nio.file.*;
+
+/** 
+ * @author Charon 
+ */
+
+public class DevLogQueuer extends Thread {
+	  private static DevLogQueuer instance;
+	  
+	  private BlockingQueue<String> itemsToLog =
+			    new ArrayBlockingQueue<String>(100);
+	  
+	  private static final String SHUTDOWN_REQ = "SHUTDOWN";
+	  private volatile boolean shuttingDown, loggerTerminated;
+	  
+	 
+	  
+	  public DevLogQueuer() {
+		  if (instance!=null)
+			  return; // Singleton
+		  instance = this;
+	      start();
+	  }
+	  
+	  public static DevLogQueuer getInstance() {
+			return instance;
+	  }
+	  
+	  public static DevLogQueuer getLogger() {
+		    return instance;
+	  }
+	  
+	  public void run() {
+		    try {
+		      String item;
+		      while ((item = itemsToLog.take()) != SHUTDOWN_REQ) {
+		        System.err.println(item);
+		      }
+		    } catch (InterruptedException iex) {
+		    } finally {
+		      loggerTerminated = true;
+		    }
+	  }
+	  
+	  public void log(String str) {
+
+		    if (shuttingDown || loggerTerminated) return;
+		    try {
+		      itemsToLog.put(str);
+		    } catch (InterruptedException iex) {
+		      Thread.currentThread().interrupt();
+		      throw new RuntimeException("Unexpected interruption");
+		    }
+	  }
+	  
+	  public void log(String str,Path path) {
+		    if (shuttingDown || loggerTerminated) return;
+		    try {
+		      DevLog.appendToLog(str, path);
+		    } catch (Exception iex) {
+		      Thread.currentThread().interrupt();
+		      throw new RuntimeException("Unexpected interruption");
+		    }
+	  }
+	  
+	  public void shutDown() throws InterruptedException {
+		  shuttingDown = true;
+		  itemsToLog.put(SHUTDOWN_REQ);
+	  }
+}