--- a/src/main/java/jp/ac/u_ryukyu/treevnc/server/VncProxyService.java	Mon May 19 18:48:35 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/server/VncProxyService.java	Mon May 19 19:14:18 2014 +0900
@@ -167,11 +167,9 @@
 				                DataOutputStream os = new DataOutputStream(clientSocket.getOutputStream());
 				                os.writeBytes(String.valueOf(delay)+"\n");
 				            } else {
-				                //int width = Integer.parseInt(is.readLine());
-				                //int height = Integer.parseInt(is.readLine());
-				                // String screenSize = is.readLine();
 				                System.out.println(newHostName);
 				                if (permitChangeScreen()) {
+				                	// please remove these numbers.
 				                    changeVNCServer(newHostName, 3200, 1980);
 				                } else {
 				                    continue;
@@ -275,4 +273,8 @@
 			}
 		}
 	}
+
+	public  LinkedList<String> clientList() {
+		return clients.getList();
+	}
 }

--- a/src/main/java/jp/ac/u_ryukyu/treevnc/server/state/ChangeHost.java	Mon May 19 18:48:35 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/server/state/ChangeHost.java	Mon May 19 19:14:18 2014 +0900
@@ -6,15 +6,12 @@
 import java.net.UnknownHostException;
 import jp.ac.u_ryukyu.treevnc.server.VncProxyService;
 
-public class ChangeHost implements Runnable,ScreenChanges {
+public class ChangeHost implements Runnable {
 
 	private VncProxyService vps;
-	private ScreenChanges screenChange;
-	
 
 	public ChangeHost(VncProxyService _vps, boolean isApplet) {
 		vps = _vps;
-		screenChange = this;
 	}
 
 
@@ -23,7 +20,9 @@
 	@Override
 	public void run() {
 		try {
-			while(screenChange.next());
+			waitingInput();
+			ReconnectionRequest reconnectionRequest = new ReconnectionRequest(vps);
+			reconnectionRequest.sendReconnection(String.valueOf(vps.opendPort));
 		} catch (UnknownHostException e) {
 			e.printStackTrace();
 		} catch (IOException e) {
@@ -44,24 +43,8 @@
 				// param hostAddress,width,height 
 				vps.changeVNCServer(str,1000,1000);
 			}
-//			vps.createConnectionAndStart();
-//			vps.aClient.setList(prevVps.aClient.getList());
-//			clientList = prevVps.aClient.getList();
-//			createSocketAndSend(clientList,String.valueOf(port));
 		} catch (IOException e) {
 			e.printStackTrace();
 		}
 	}
-	
-	
-	@Override
-	public boolean next() {
-		waitingInput();
-		changeState(new ReconnectionRequest(vps));
-		return true;
-	}
-
-	public void changeState(ScreenChanges change) {
-		screenChange = change;
-	}
 }

--- a/src/main/java/jp/ac/u_ryukyu/treevnc/server/state/ReconnectionRequest.java	Mon May 19 18:48:35 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/server/state/ReconnectionRequest.java	Mon May 19 19:14:18 2014 +0900
@@ -7,23 +7,16 @@
 
 import jp.ac.u_ryukyu.treevnc.server.VncProxyService;
 
-public class ReconnectionRequest implements ScreenChanges {
+public class ReconnectionRequest {
 	private VncProxyService vps;
-//	private String host;
 	
 	public ReconnectionRequest(VncProxyService vps) {
 		this.vps = vps;
 	}
 
-	@Override
-	public boolean next() throws UnknownHostException, IOException {
-		createSocketAndSend(String.valueOf(vps.opendPort));
-		return false;
-	}
-	
-	private void createSocketAndSend(String port) throws UnknownHostException, IOException {
+	void sendReconnection(String port) throws UnknownHostException, IOException {
 		int i = 0;
-		for(String client : vps.aClient.getList()) {
+		for(String client : vps.clientList()) {
 			if(i!=0) {
 				Socket echoSocket;
 				echoSocket = new Socket(client, 10001);

--- a/src/main/java/jp/ac/u_ryukyu/treevnc/server/state/ScreenChanges.java	Mon May 19 18:48:35 2014 +0900
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,10 +0,0 @@
-package jp.ac.u_ryukyu.treevnc.server.state;
-
-import java.io.IOException;
-import java.net.UnknownHostException;
-
-public interface ScreenChanges {
-	
-	boolean next() throws UnknownHostException, IOException;
-	
-}