--- a/src/main/java/alice/daemon/Connection.java	Tue Nov 25 16:17:33 2014 +0900
+++ b/src/main/java/alice/daemon/Connection.java	Sun Nov 30 00:00:48 2014 +0900
@@ -65,7 +65,7 @@
 
     public void putConnectionInfo() {
         if (name!=null){
-            ConnectionInfo c = new ConnectionInfo(name, socket.getInetAddress().getHostAddress(), socket.getPort());
+            ConnectionInfo c = new ConnectionInfo(name, socket);
             ReceiveData rData = new ReceiveData(c, false, false);
             DataSegment.getLocal().put("_DISCONNECT", rData, null);
         }

--- a/src/main/java/alice/daemon/ConnectionInfo.java	Tue Nov 25 16:17:33 2014 +0900
+++ b/src/main/java/alice/daemon/ConnectionInfo.java	Sun Nov 30 00:00:48 2014 +0900
@@ -1,18 +1,21 @@
 package alice.daemon;
 
+import java.net.Socket;
+
 import org.msgpack.annotation.Message;
 
 @Message
 public class ConnectionInfo {
-    public String name;
+    public String nodeName;
+    public String hostname;
     public String addr;
     public int port;
 
-    public ConnectionInfo(){}
+    public ConnectionInfo(String name, Socket socket){
+        this.nodeName = name;
+        this.hostname = socket.getInetAddress().getHostName();
+        this.addr = socket.getInetAddress().getHostAddress();
+        this.port = socket.getPort();
+    }
 
-    public ConnectionInfo(String name, String addr, int port) {
-        this.name = name;
-        this.addr = addr;
-        this.port = port;
-    }
 }

--- a/src/main/java/alice/topology/manager/SendNodeInfo.java	Tue Nov 25 16:17:33 2014 +0900
+++ b/src/main/java/alice/topology/manager/SendNodeInfo.java	Sun Nov 30 00:00:48 2014 +0900
@@ -20,7 +20,7 @@
     private Receiver info4 = ids.create(CommandType.TAKE);
     private Receiver info5 = ids.create(CommandType.TAKE);
 
-    private int BINATY_TREE = 2;
+    private static int BINATY_TREE = 2;
 
     public SendNodeInfo(){
         info.setKey("newHost");

--- a/src/main/java/alice/topology/node/DeleteConnection.java	Tue Nov 25 16:17:33 2014 +0900
+++ b/src/main/java/alice/topology/node/DeleteConnection.java	Sun Nov 30 00:00:48 2014 +0900
@@ -17,7 +17,7 @@
 
     @Override
     public void run() {
-        String name = getConnectionInfo().name;
+        String name = getConnectionInfo().nodeName;
         @SuppressWarnings("unchecked")
         List<String> list = info.asClass(List.class);
 

--- a/src/main/java/alice/topology/node/ExecuteEvent.java	Tue Nov 25 16:17:33 2014 +0900
+++ b/src/main/java/alice/topology/node/ExecuteEvent.java	Sun Nov 30 00:00:48 2014 +0900
@@ -1,6 +1,5 @@
 package alice.topology.node;
 
-import java.lang.reflect.Field;
 import java.util.List;
 
 import alice.codesegment.CloseEventCodeSegment;
@@ -26,23 +25,18 @@
             for (Class<T> clazz : eventList){
                 // set MetaInfo
                 if ("CloseEventCodeSegment".equals(clazz.getSuperclass().getSimpleName())) {
-                    Field f = clazz.getField("metaInfo");
                     CloseEventCodeSegment obj = (CloseEventCodeSegment) clazz.newInstance();
-                    f.set(obj, info1);
+                    obj.metaInfo = info;
                     obj.ids.setKey();
                     obj.ids.receive();
                 } else if ("CodeSegment".equals(clazz.getSuperclass().getSimpleName())){
                     clazz.newInstance();
-                } else {
-
                 }
             }
         } catch (InstantiationException e) {
             e.printStackTrace();
         } catch (IllegalAccessException e) {
             e.printStackTrace();
-        } catch (NoSuchFieldException e) {
-            e.printStackTrace();
         } catch (SecurityException e) {
             e.printStackTrace();
         }