Index: lams_central/src/java/org/lamsfoundation/lams/security/UniversalLoginModule.java
===================================================================
diff -u -ra575014b02a693b4686e958f883e3eb00f9b0861 -r0240d8e22e9a8027666408290fbb8eec4b3c1421
--- lams_central/src/java/org/lamsfoundation/lams/security/UniversalLoginModule.java	(.../UniversalLoginModule.java)	(revision a575014b02a693b4686e958f883e3eb00f9b0861)
+++ lams_central/src/java/org/lamsfoundation/lams/security/UniversalLoginModule.java	(.../UniversalLoginModule.java)	(revision 0240d8e22e9a8027666408290fbb8eec4b3c1421)
@@ -24,8 +24,6 @@
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import javax.sql.DataSource;
-import java.util.HashMap;
-import java.util.Map;
 import java.util.*;
 
 import org.lamsfoundation.lams.usermanagement.AuthenticationMethod;
@@ -34,6 +32,8 @@
 import org.springframework.web.context.support.WebApplicationContextUtils;
 import org.springframework.web.context.WebApplicationContext;
 import org.lamsfoundation.lams.usermanagement.service.UserManagementService;
+import org.lamsfoundation.lams.web.SharedSession;
+import org.lamsfoundation.lams.web.util.AttributeNames;
 import org.lamsfoundation.lams.web.util.HttpSessionManager;
 import org.lamsfoundation.lams.usermanagement.*;
 
@@ -147,6 +147,11 @@
 					log.debug("Unexpected authentication type!");
 					return false;
 				}
+				//if login is valid, register userDTO into session.
+				if(isValid){
+					SharedSession sharedSess = SharedSession.getInstance(HttpSessionManager.getInstance().getServletContext());
+					sharedSess.setAttribute(AttributeNames.USER,user.getUserDTO());					
+				}
 			} catch (Exception e) {
 				e.printStackTrace();
 				log.debug("===> exception: " + e);
Index: lams_central/src/java/org/lamsfoundation/lams/web/SharedSession.java
===================================================================
diff -u
--- lams_central/src/java/org/lamsfoundation/lams/web/SharedSession.java	(revision 0)
+++ lams_central/src/java/org/lamsfoundation/lams/web/SharedSession.java	(revision 0240d8e22e9a8027666408290fbb8eec4b3c1421)
@@ -0,0 +1,85 @@
+/*
+ *Copyright (C) 2005 LAMS Foundation (http://lamsfoundation.org)
+ *
+ *This program is free software; you can redistribute it and/or modify
+ *it under the terms of the GNU General Public License as published by
+ *the Free Software Foundation; either version 2 of the License, or
+ *(at your option) any later version.
+ *
+ *This program is distributed in the hope that it will be useful,
+ *but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *GNU General Public License for more details.
+ *
+ *You should have received a copy of the GNU General Public License
+ *along with this program; if not, write to the Free Software
+ *Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
+ *USA
+ *
+ *http://www.gnu.org/licenses/gpl.txt
+ */
+package org.lamsfoundation.lams.web;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.servlet.ServletContext;
+
+import org.apache.log4j.Logger;
+/**
+ * 
+ * @author Steve.Ni
+ * 
+ * $version$
+ */
+public class SharedSession   {
+
+	private static Logger log = Logger.getLogger(SharedSession.class);
+	private ServletContext context;
+	private static final String SHARE_SESSION_NAME = "name";
+	private SharedSession(ServletContext context){
+		this.context = context;
+	}
+	/**
+	 * Set value with the given sessionId into whole system scope <code>HttpSession</code>.
+	 * 
+	 * @param sessionId
+	 * @param value
+	 */
+	public void setAttribute(String sessionId, Object value){
+		Object map = context.getAttribute(SHARE_SESSION_NAME);
+		if(map == null || !(map instanceof HashMap))
+			map = new HashMap();
+		
+		Map sessionMap = (Map) map;
+		sessionMap.put(sessionId,value);
+		context.setAttribute(SHARE_SESSION_NAME,sessionMap);
+	}
+	/**
+	 * Get value by the given sessionId from whole system scope <code>HttpSession</code>.
+	 * @param sessionId
+	 * @return
+	 */
+	public Object getAttribute(String sessionId){
+		Object map = context.getAttribute(SHARE_SESSION_NAME);
+		if(map == null || !(map instanceof HashMap))
+			return null;
+		
+		Map sessionMap = (Map) map;
+		return sessionMap.get(sessionId);
+		
+	}
+	/**
+	 * Get <code>SharedSession</code> instance by given <code>SevletContext</code>
+	 * @param context
+	 * @return
+	 */
+	public static SharedSession getInstance(ServletContext context){
+		SharedSession ss = new SharedSession(context.getContext("/lams"));
+		if(ss.context == null){
+			log.error("Failed in retrieving lams core context.");
+			return null;
+		}
+		return ss;
+	}
+}
Index: lams_common/src/java/org/lamsfoundation/lams/web/util/AttributeNames.java
===================================================================
diff -u -ra575014b02a693b4686e958f883e3eb00f9b0861 -r0240d8e22e9a8027666408290fbb8eec4b3c1421
--- lams_common/src/java/org/lamsfoundation/lams/web/util/AttributeNames.java	(.../AttributeNames.java)	(revision a575014b02a693b4686e958f883e3eb00f9b0861)
+++ lams_common/src/java/org/lamsfoundation/lams/web/util/AttributeNames.java	(.../AttributeNames.java)	(revision 0240d8e22e9a8027666408290fbb8eec4b3c1421)
@@ -36,4 +36,6 @@
 	public static final String ADMIN_USER = "user";
 	public static final String ADMIN_ERR_MSG = "errormsg";
 
+	public static final String USER= "user";
+	
 }