Index: lams_tool_nb/src/java/org/lamsfoundation/lams/tool/noticeboard/dao/INoticeboardSessionDAO.java
===================================================================
diff -u -r197f4a3ab3e902cbe8456ee46e56dd8da0e2e38e -r3c411abe5fdcbc696e832c50ee9efebb271d3d2a
--- lams_tool_nb/src/java/org/lamsfoundation/lams/tool/noticeboard/dao/INoticeboardSessionDAO.java	(.../INoticeboardSessionDAO.java)	(revision 197f4a3ab3e902cbe8456ee46e56dd8da0e2e38e)
+++ lams_tool_nb/src/java/org/lamsfoundation/lams/tool/noticeboard/dao/INoticeboardSessionDAO.java	(.../INoticeboardSessionDAO.java)	(revision 3c411abe5fdcbc696e832c50ee9efebb271d3d2a)
@@ -24,8 +24,8 @@
 
 
 /**
- * Interface for the NoticeboardContent DAO, defines methods needed to access/modify
- * noticeboard content
+ * Interface for the NoticeboardSession DAO, defines methods needed to access/modify
+ * noticeboard session
  * @author mtruong
  */
 public interface INoticeboardSessionDAO {
@@ -43,5 +43,9 @@
     public void removeNbSession(NoticeboardSession nbSession);
     
     public void removeNbSession(Long nbSessionId);
+    
+    public NoticeboardSession getNbSessionByUser(Long userId); /** TODO: write testcase and def for getNbSessionByUser */
+    
+    public void removeNbUsers(NoticeboardSession nbSession); /** TODO: write testcase and def for removeNbUsers */
 
 }
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