--- a/src/alice/codesegment/CodeSegment.java	Mon Apr 14 15:46:29 2014 +0900
+++ b/src/alice/codesegment/CodeSegment.java	Wed Apr 16 16:09:27 2014 +0900
@@ -10,13 +10,6 @@
 	public InputDataSegment ids = new InputDataSegment(this);
 	public OutputDataSegment ods = new OutputDataSegment();
 	public ArrayList<Receiver> list = new ArrayList<Receiver>();
-	public CodeSegment codeSegment; 
-	private Class<CodeSegment> meta;
-	private boolean flag = false;
-	
-	public void setKey(){
-		// for meta CodeSegment
-	}
 	
 	public void execute() {
 		ids.receive();
@@ -30,27 +23,4 @@
 		}
 	}
 
-	@SuppressWarnings("unchecked")
-	public <T> void setMeta(Class<T> cs){
-		flag = true;
-		meta = (Class<CodeSegment>) cs;
-	}
-	
-	public boolean hasMeta(){
-		return flag;		
-	}
-	
-	public void setCodeSegment(CodeSegment cs){
-		codeSegment = cs;
-	}
-	
-	public CodeSegment getCodeSegment(){
-		return codeSegment;
-	}
-	
-	public Class<CodeSegment> getMetaClass(){
-		flag = false;
-		return meta;
-	}
-	
 }

--- a/src/alice/codesegment/CodeSegmentManager.java	Mon Apr 14 15:46:29 2014 +0900
+++ b/src/alice/codesegment/CodeSegmentManager.java	Wed Apr 16 16:09:27 2014 +0900
@@ -10,10 +10,10 @@
 
 	private static CodeSegmentManager instance = new CodeSegmentManager();
 	private ThreadPoolExecutor codeSegmentExecutor = new ThreadPoolExecutor(Runtime.getRuntime().availableProcessors(), // initial number of threads
-			Runtime.getRuntime().availableProcessors(),
-			Integer.MAX_VALUE, // keepAliveTime
-			TimeUnit.SECONDS,
-			new LinkedBlockingQueue<Runnable>());
+				                                Runtime.getRuntime().availableProcessors(),
+												Integer.MAX_VALUE, // keepAliveTime
+												TimeUnit.SECONDS,
+												new LinkedBlockingQueue<Runnable>());
 	private Logger logger = Logger.getLogger(CodeSegmentManager.class);
 
 	public static CodeSegmentManager get() {
@@ -21,23 +21,11 @@
 	}
 
 	public static void submit(CodeSegment cs) {
-		if (cs.hasMeta()){
-			try {
-				CodeSegment meta = cs.getMetaClass().newInstance();
-				meta.setCodeSegment(cs);
-				meta.setKey();
-
-			} catch (Exception e) {
-				e.printStackTrace();
-			}
-
-		} else {
-			CodeSegmentManager csManager = CodeSegmentManager.get();
-			csManager.codeSegmentExecutor.execute(cs);
-			if (csManager.logger.isDebugEnabled()) {
-				csManager.logger.debug(cs.getClass().getName());
-			}
+		CodeSegmentManager csManager = CodeSegmentManager.get();
+		csManager.codeSegmentExecutor.execute(cs);
+		if (csManager.logger.isDebugEnabled()) {
+			csManager.logger.debug(cs.getClass().getName());
 		}
 	}
-
+	
 }

--- a/src/alice/topology/manager/StartTopologyManager.java	Mon Apr 14 15:46:29 2014 +0900
+++ b/src/alice/topology/manager/StartTopologyManager.java	Wed Apr 16 16:09:27 2014 +0900
@@ -74,7 +74,6 @@
 			logger.error("File format error: " + conf.confFilePath);
 			e.printStackTrace();
 		}
-
 		HashMap<String, ArrayList<HostMessage>> connectionList = new HashMap<String, ArrayList<HostMessage>>();
 		ods.put("connection", connectionList);
 		ods.put("_ABSIPTABLE" ,new ArrayList<HostMessage>());