--- a/build.gradle	Tue Oct 07 15:52:31 2014 +0900
+++ b/build.gradle	Sat Oct 18 22:05:42 2014 +0900
@@ -13,7 +13,7 @@
 }
 
 dependencies {
-    compile 'com.glavsoft.viewer:tightvnc-jviewer:2.7.2'
+    //compile 'com.glavsoft.viewer:tightvnc-jviewer:2.7.2'
 }
 
 jar {

--- a/src/main/java/jp/ac/u_ryukyu/alicevnc/AliceVNC.java	Tue Oct 07 15:52:31 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/alicevnc/AliceVNC.java	Sat Oct 18 22:05:42 2014 +0900
@@ -14,12 +14,16 @@
         
         if (conf.getProxyFlag()){
             
+            ods.put("VNCServer", true);
             new StartVNCServer();
             new ReceiveServerInitMessage();
+            
         }        
         if (conf.getViewerFlag()){
             new ReceiveServerInitMessage("parent");
         }
+        
+        new RequestStartVNCServer();
     }
 
 }

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/jp/ac/u_ryukyu/alicevnc/RequestStartVNCServer.java	Sat Oct 18 22:05:42 2014 +0900
@@ -0,0 +1,30 @@
+package jp.ac.u_ryukyu.alicevnc;
+
+import alice.codesegment.CodeSegment;
+import alice.datasegment.CommandType;
+import alice.datasegment.Receiver;
+
+public class RequestStartVNCServer extends CodeSegment {
+    
+    private Receiver info = ids.create(CommandType.PEEK); // hostName
+    private Receiver info1 = ids.create(CommandType.TAKE); // Request
+    private Receiver info2 = ids.create(CommandType.PEEK); // vncServerFlag
+    
+    @Override
+    public void run() {
+        boolean vncServer = info2.asClass(boolean.class);
+        if (vncServer) {
+            // vncServer running
+            new RequestStartVNCServer();
+        } else {
+            String hostname = info.asString();
+            if ("node0".equals(hostname)) {
+                                
+            } else {
+                // send message
+            }
+        }
+        
+    }
+
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/java/jp/ac/u_ryukyu/alicevnc/ServerChangeMessage.java	Sat Oct 18 22:05:42 2014 +0900
@@ -0,0 +1,15 @@
+package jp.ac.u_ryukyu.alicevnc;
+
+import org.msgpack.annotation.Message;
+
+@Message
+public class ServerChangeMessage {
+   
+    public String[] route;
+    public boolean changeServer = false;
+    
+    public ServerChangeMessage(){
+        // constructor need for MessagePack 
+    }
+
+}

--- a/src/main/java/jp/ac/u_ryukyu/alicevnc/StartVNCServer.java	Tue Oct 07 15:52:31 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/alicevnc/StartVNCServer.java	Sat Oct 18 22:05:42 2014 +0900
@@ -10,11 +10,17 @@
     private Receiver info = ids.create(CommandType.PEEK);
 
     public StartVNCServer(){
-        info.setKey("host");
+        info.setKey("VNCServer");
     }
     public void run() {
-        String[] args = {};
-        Viewer.main(args);
+        boolean vncFlag = info.asClass(boolean.class);
+        if (vncFlag) {
+            String[] args = {};
+            Viewer.main(args);            
+        } else {
+            // open window? 
+            System.out.println("permission denied");
+        }
 
     }