--- a/src/jungle/app/bbs/NetworkJungleBulletinBoard.java	Mon Nov 11 19:35:22 2013 +0900
+++ b/src/jungle/app/bbs/NetworkJungleBulletinBoard.java	Fri Nov 15 12:23:59 2013 +0900
@@ -1,14 +1,11 @@
 package jungle.app.bbs;
 
-import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.util.Date;
 import java.util.concurrent.atomic.AtomicInteger;
 
 import alice.jungle.core.NetworkDefaultJungle;
-import alice.jungle.datasegment.store.container.DefaultTreeOperationLogContainer;
 import alice.jungle.persistence.AliceJournal;
-import alice.jungle.transaction.NetworkDefaultJungleTreeEditor;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.Jungle;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTree;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTreeEditor;
@@ -16,16 +13,13 @@
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.core.Node;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.DefaultNodePath;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.DefaultTreeEditor;
-import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.EditableNode;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.NodeEditor;
-import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultTreeNode;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.traverser.DefaultTraverser;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultEither;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error;
 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.IterableConverter;
-import jungle.app.bbs.codesegment.HashLogUpdateCodeSegment;
 
 public class NetworkJungleBulletinBoard implements BulletinBoard
 {
@@ -79,12 +73,7 @@
 			throw new IllegalStateException();
 		}
 		final long timestamp = new Date().getTime();
-		/* Put DataSegment */
-		try {
-			putTreeOperationLog((NetworkDefaultJungleTreeEditor)editor,timestamp);
-		} catch (IOException e1) {
-			e1.printStackTrace();
-		}
+
 		
 		tree = jungle.getTreeByName(_name);
 		editor = tree.getTreeEditor();
@@ -111,12 +100,6 @@
 		}
 		editor = either.b();
 		editor.success();
-		/* Put DataSegment */
-		try {
-			putTreeOperationLog((NetworkDefaultJungleTreeEditor)editor, timestamp);
-		} catch (IOException e1) {
-			e1.printStackTrace();
-		}
 		
 	}
 
@@ -157,12 +140,7 @@
 			}
 			editor = either.b();
 			either = editor.success();
-			try {
-				NetworkDefaultJungleTreeEditor<DefaultTreeNode> netEditor = (NetworkDefaultJungleTreeEditor<DefaultTreeNode>) editor;
-				putTreeOperationLog(netEditor, timestamp);
-			} catch (IOException e1) {
-				e1.printStackTrace();
-			}
+
 		}while(either.isA());
 		/* Put DataSegment */
 	}
@@ -193,11 +171,6 @@
 			}
 			editor = either.b();
 			either = editor.success();
-			try {
-				putTreeOperationLog((NetworkDefaultJungleTreeEditor)editor,  timestamp);
-			} catch (IOException e1) {
-				e1.printStackTrace();
-			}
 			if(!either.isA()) {
 				return;
 			}
@@ -225,31 +198,6 @@
 		return new IterableConverter<BoardMessage,Node>(chs,converter);
 	}
 	
-	private void putTreeOperationLog(NetworkDefaultJungleTreeEditor<DefaultTreeNode> editor, long timestamp) throws IOException {
-		String uuid = editor.getID();
-		String treeName = editor.getTreeName();
-		String updaterName = editor.getID();
-		String revision = editor.getRevision();
-		Iterable<TreeOperation> log = editor.getTreeOperationLog();
-		putDataSegment(uuid, treeName, updaterName, log, revision, timestamp);
-	}
-	
-	private void putDataSegment(String _uuid, String _treeName, String _updaterName, Iterable<TreeOperation> _log, String nextRevision,long timestamp) throws IOException {
-		DefaultTreeOperationLogContainer container = new DefaultTreeOperationLogContainer();
-		container.setTreeName(_treeName);
-		container.setUUID(_uuid);
-		container.setUpdaterName(_updaterName);
-		container.setRevision(nextRevision);
-		container.unconvert(_log);
-		container.setTimeStamp(timestamp);
-		HashLogUpdateCodeSegment cs = new HashLogUpdateCodeSegment();
-		cs.ods.put("log", container);
-		cs.ods.put("logString", container.getHashLogString());
-		/* If this node is not Root node, push log to parent node's DS */
-		if(!_updaterName.equals("node0")) {
-			cs.ods.put("parent", "childLog", container);
-		}
-	}
 
 	
 	private static class BoardMessageImpl implements BoardMessage