--- a/test/channeltest/testSeMa.java	Thu Aug 28 18:59:30 2008 +0900
+++ b/test/channeltest/testSeMa.java	Thu Aug 28 19:49:41 2008 +0900
@@ -21,7 +21,7 @@
 	public testSeMa(String name, String host, int port){
 		super(name);
 		IP = new InetSocketAddress(host,port);
-		ns = testNetworkSimulator.ns;
+		ns = REPLogger.singleton();
 		channels = new LinkedList<REPSocketChannel<String>>();
 	}
 	public void init(){
@@ -55,20 +55,20 @@
 				for(SelectionKey key : selector.selectedKeys()){
 
 					if(key.isAcceptable()){
-						ns.writeLog(this, "gets acceptable channel", 1);
+						ns.writeLog("gets acceptable channel", 1);
 						REPServerSocketChannel<String> sc = (REPServerSocketChannel<String>) key.channel();
 						REPSocketChannel<String> channel;
 						channel = sc.accept1();
 						selector.register(channel, SelectionKey.OP_READ, null);
-						ns.writeLog(this, "accepts a client.", 1);
+						ns.writeLog("accepts a client.", 1);
 
 					}else if(key.isReadable()){
-						ns.writeLog(this, "gets readable channel", 1);
+						ns.writeLog("gets readable channel", 1);
 						//SelectableChannelSimulator<String> channel = key.channel();
 						REPSocketChannel<String> channel = (REPSocketChannel<String>) key.channel();
 						String packet;
 						packet = channel.read();
-						ns.writeLog(this, "receives String==> `"+packet+"\'", 1);
+						ns.writeLog("receives String==> `"+packet+"\'", 1);
 						channel.write("from SeMa"+this.getName()+": world");
 					}
 				}