--- a/src/alice/codesegment/OutputDataSegment.java	Tue Feb 26 13:46:18 2013 +0900
+++ b/src/alice/codesegment/OutputDataSegment.java	Tue Feb 26 14:24:23 2013 +0900
@@ -35,38 +35,51 @@
 		}
 	}
 	
+	public void put(String key, Value val) {
+		DataSegment.getLocal().put(key, val);
+	}
+	
+	public void put(String key, String val) {
+		DataSegment.getLocal().put(key, ValueFactory.createRawValue(val));
+	}
+	
+	public void put(String key, byte[] val) {
+		DataSegment.getLocal().put(key, ValueFactory.createRawValue(val, true));
+	}
+	
+	public void put(String key, int val) {
+		DataSegment.getLocal().put(key, ValueFactory.createIntegerValue(val));
+	}
+	
+	public <T> void put(String key, T val) {
+		try {
+			DataSegment.getLocal().put(key, SingletonMessage.getInstance().unconvert(val));
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+	
+	
+	/**
+	 * for remote
+	 **/
+	
 	public void put(String managerKey, String key, Value val) {
 		DataSegment.get(managerKey).put(key, val);
 	}
 	
-	public void update(String managerKey, String key, Value val) {
-		DataSegment.get(managerKey).update(key, val);
-	}
-	
 	public void put(String managerKey, String key, String val) {
 		DataSegment.get(managerKey).put(key, ValueFactory.createRawValue(val));
 	}
 	
-	public void update(String managerKey, String key, String val) {
-		DataSegment.get(managerKey).update(key, ValueFactory.createRawValue(val));
-	}
-
 	public void put(String managerKey, String key, byte[] val) {
 		DataSegment.get(managerKey).put(key, ValueFactory.createRawValue(val, true));
 	}
 	
-	public void update(String managerKey, String key, byte[] val) {
-		DataSegment.get(managerKey).update(key, ValueFactory.createRawValue(val, true));
-	}
-	
 	public void put(String managerKey, String key, int val) {
 		DataSegment.get(managerKey).put(key, ValueFactory.createIntegerValue(val));
 	}
 	
-	public void update(String managerKey, String key, int val) {
-		DataSegment.get(managerKey).update(key, ValueFactory.createIntegerValue(val));
-	}
-	
 	public <T> void put(String managerKey, String key, T val) {
 		try {
 			DataSegment.get(managerKey).put(key, SingletonMessage.getInstance().unconvert(val));
@@ -75,6 +88,46 @@
 		}
 	}
 	
+	public void update(String key, Value val) {
+		DataSegment.getLocal().update(key, val);
+	}
+	
+	public void update(String key, String val) {
+		DataSegment.getLocal().update(key, ValueFactory.createRawValue(val));
+	}
+	
+	public void update(String key, byte[] val) {
+		DataSegment.getLocal().update(key, ValueFactory.createRawValue(val, true));
+	}
+	
+	public void update(String key, int val) {
+		DataSegment.getLocal().update(key, ValueFactory.createIntegerValue(val));
+	}
+	
+	public <T> void update(String key, T val) {
+		try {
+			DataSegment.getLocal().update(key, SingletonMessage.getInstance().unconvert(val));
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+	
+	public void update(String managerKey, String key, Value val) {
+		DataSegment.get(managerKey).update(key, val);
+	}
+	
+	public void update(String managerKey, String key, String val) {
+		DataSegment.get(managerKey).update(key, ValueFactory.createRawValue(val));
+	}
+	
+	public void update(String managerKey, String key, byte[] val) {
+		DataSegment.get(managerKey).update(key, ValueFactory.createRawValue(val, true));
+	}
+	
+	public void update(String managerKey, String key, int val) {
+		DataSegment.get(managerKey).update(key, ValueFactory.createIntegerValue(val));
+	}
+	
 	public <T> void update(String managerKey, String key, T val) {
 		try {
 			DataSegment.get(managerKey).update(key, SingletonMessage.getInstance().unconvert(val));

--- a/src/alice/datasegment/LocalDataSegmentManager.java	Tue Feb 26 13:46:18 2013 +0900
+++ b/src/alice/datasegment/LocalDataSegmentManager.java	Tue Feb 26 14:24:23 2013 +0900
@@ -1,6 +1,7 @@
 package alice.datasegment;
 
-import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.LinkedBlockingQueue;
 
@@ -123,11 +124,9 @@
 	
 	public void flip(Receiver receiver, Value val){
 		DataSegmentKey dataSegmentKey = getDataSegmentKey(receiver.key);
-		ArrayList<DataSegmentValue> dataList = dataSegmentKey.getDataList();
+		List<DataSegmentValue> dataList = Collections.synchronizedList( dataSegmentKey.getDataList() );
 		DataSegmentValue dval = new DataSegmentValue(receiver.index, val, "local");
-		synchronized(dataList){
-			dataList.set(receiver.index-1, dval);
-		}
+		dataList.set(receiver.index-1, dval);
 	}
 	
 }

--- a/src/alice/test/codesegment/local/TestCodeSegment.java	Tue Feb 26 13:46:18 2013 +0900
+++ b/src/alice/test/codesegment/local/TestCodeSegment.java	Tue Feb 26 14:24:23 2013 +0900
@@ -31,8 +31,9 @@
 		TestCodeSegment cs = new TestCodeSegment();
 		cs.arg1.setKey("key1", arg1.index);
 		*/
-		ods.update("local","key1",arg1.asInteger()+1);
-		//ods.flip(arg1, arg1.asInteger()+1);
+		//ods.update("key1",arg1.asInteger()+1);
+		//ods.update("local","key1",arg1.asInteger()+1);
+		ods.flip(arg1, arg1.asInteger()+1);
 		new TestCodeSegment();
 		//new TestCodeSegment(arg1.index);
 		

--- a/src/alice/topology/node/StartTopologyNode.java	Tue Feb 26 13:46:18 2013 +0900
+++ b/src/alice/topology/node/StartTopologyNode.java	Tue Feb 26 14:24:23 2013 +0900
@@ -46,6 +46,7 @@
 		cs3.configNodeNum.setKey("local", "configNodeNum");
 	}
 
+	@SuppressWarnings("unused")
 	private String getIPAddress() throws SocketException {
 		Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();