--- a/src/main/java/jp/ac/u_ryukyu/alicevnc/AliceVNCConfig.java	Sun Dec 07 18:31:36 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/alicevnc/AliceVNCConfig.java	Mon Dec 08 16:00:27 2014 +0900
@@ -3,14 +3,16 @@
 import alice.topology.node.TopologyNodeConfig;
 
 public class AliceVNCConfig extends TopologyNodeConfig {
-
     private boolean change = true;
+    private boolean debug = false;
 
     public AliceVNCConfig(String[] args) {
         super(args);
         for (int i = 0; i< args.length; i++) {
             if ("-c".equals(args[i])) {
                 change = false;
+            } else if ("--debug".equals(args[i])) {
+                debug = true;
             }
         }
     }
@@ -18,4 +20,8 @@
     public boolean getAllowChange(){
         return change;
     }
+
+    public boolean debugMode(){
+        return debug;
+    }
 }