diff --git a/org.talend.core.runtime/src/main/java/org/talend/core/ITDQRepositoryService.java b/org.talend.core.runtime/src/main/java/org/talend/core/ITDQRepositoryService.java
index baaf08e496..bd4f8bde1f 100644
--- a/org.talend.core.runtime/src/main/java/org/talend/core/ITDQRepositoryService.java
+++ b/org.talend.core.runtime/src/main/java/org/talend/core/ITDQRepositoryService.java
@@ -120,7 +120,7 @@ public interface ITDQRepositoryService extends IService {
     /**
      * create a hive connection(embedded or standalone) according to the IMetadataConnection, if it is not a hive
      * connection type, return null.
-     *
+     * 
      * @param metadataConnection the db type should be hive
      * @return a hive connection or null
      */
@@ -129,14 +129,8 @@ public interface ITDQRepositoryService extends IService {
     // Add qiongli 2013-05-10 TDQ-7217
     public boolean isDQEditorOpened(Item item);
 
-    public void updateContextView(boolean isBuildIn);
-
-    public void updateContextView(boolean isBuildIn, boolean isDisposeAll);
-
-    public void updateContextView(boolean isBuildIn, boolean isDisposeAll, boolean refreshView);
-
     /**
-     *
+     * 
      * Add the software system update listener. The listener will be triggered when a new connection created, an
      * existing connection reloaded, modifed with another type and updated from SVN repository. <br>
      * Note that this listener will be registered only once a time when application startup.
@@ -144,14 +138,13 @@ public interface ITDQRepositoryService extends IService {
     public void addSoftwareSystemUpdateListener();
 
     /**
-     *
+     * 
      * Publish software system update event.
-     *
+     * 
      * @param databaseConnection
      */
     public void publishSoftwareSystemUpdateEvent(DatabaseConnection databaseConnection);
 
-
     /**
      * After creating the database connection, will open the connection editor when this parameter= false (used in
      * ConnectionTypePage, which will use DatabaseWizard but no need to open the connection editor after creating the db
diff --git a/org.talend.core.runtime/src/main/java/org/talend/core/ITdqUiService.java b/org.talend.core.runtime/src/main/java/org/talend/core/ITdqUiService.java
new file mode 100644
index 0000000000..c9d6a2d903
--- /dev/null
+++ b/org.talend.core.runtime/src/main/java/org/talend/core/ITdqUiService.java
@@ -0,0 +1,25 @@
+// ============================================================================
+//
+// Copyright (C) 2006-2013 Talend Inc. - www.talend.com
+//
+// This source code is available under agreement available at
+// %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt
+//
+// You should have received a copy of the agreement
+// along with this program; if not, write to Talend SA
+// 9 rue Pages 92150 Suresnes, France
+//
+// ============================================================================
+package org.talend.core;
+
+/**
+ * created by xqliu on Sep 5, 2013 Detailled comment
+ */
+public interface ITdqUiService extends IService {
+
+    public void updateContextView(boolean isBuildIn);
+
+    public void updateContextView(boolean isBuildIn, boolean isDisposeAll);
+
+    public void updateContextView(boolean isBuildIn, boolean isDisposeAll, boolean refreshView);
+}
diff --git a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextAddParameterCommand.java b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextAddParameterCommand.java
index aeb72281ce..3348099b93 100644
--- a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextAddParameterCommand.java
+++ b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextAddParameterCommand.java
@@ -20,7 +20,7 @@ import org.eclipse.ui.IViewPart;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.PlatformUI;
 import org.talend.core.GlobalServiceRegister;
-import org.talend.core.ITDQRepositoryService;
+import org.talend.core.ITdqUiService;
 import org.talend.core.model.process.IContext;
 import org.talend.core.model.process.IContextManager;
 import org.talend.core.model.process.IContextParameter;
@@ -70,11 +70,10 @@ public class ContextAddParameterCommand extends Command {
             ((AbstractContextView) view).updateContextView(true);
         }
         // refresh context view of DQ
-        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITDQRepositoryService.class)) {
-            ITDQRepositoryService tdqRepositoryService = (ITDQRepositoryService) GlobalServiceRegister.getDefault().getService(
-                    ITDQRepositoryService.class);
-            if (tdqRepositoryService != null) {
-                tdqRepositoryService.updateContextView(true);
+        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITdqUiService.class)) {
+            ITdqUiService tdqUiService = (ITdqUiService) GlobalServiceRegister.getDefault().getService(ITdqUiService.class);
+            if (tdqUiService != null) {
+                tdqUiService.updateContextView(true);
             }
         }
     }
diff --git a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextChangeDefaultCommand.java b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextChangeDefaultCommand.java
index e7560b1cf7..5b44cd6402 100644
--- a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextChangeDefaultCommand.java
+++ b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextChangeDefaultCommand.java
@@ -17,7 +17,7 @@ import org.eclipse.ui.IViewPart;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.PlatformUI;
 import org.talend.core.GlobalServiceRegister;
-import org.talend.core.ITDQRepositoryService;
+import org.talend.core.ITdqUiService;
 import org.talend.core.model.process.IContext;
 import org.talend.core.model.process.IContextManager;
 import org.talend.core.runtime.i18n.Messages;
@@ -55,11 +55,10 @@ public class ContextChangeDefaultCommand extends Command {
             ((AbstractContextView) view).updateContextView(true, false);
         }
         // refresh context view of DQ
-        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITDQRepositoryService.class)) {
-            ITDQRepositoryService tdqRepositoryService = (ITDQRepositoryService) GlobalServiceRegister.getDefault().getService(
-                    ITDQRepositoryService.class);
-            if (tdqRepositoryService != null) {
-                tdqRepositoryService.updateContextView(true, false);
+        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITdqUiService.class)) {
+            ITdqUiService tdqUiService = (ITdqUiService) GlobalServiceRegister.getDefault().getService(ITdqUiService.class);
+            if (tdqUiService != null) {
+                tdqUiService.updateContextView(true, false);
             }
         }
     }
diff --git a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRemoveParameterCommand.java b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRemoveParameterCommand.java
index b03ab06803..beef32d467 100644
--- a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRemoveParameterCommand.java
+++ b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRemoveParameterCommand.java
@@ -25,7 +25,7 @@ import org.eclipse.ui.IViewPart;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.PlatformUI;
 import org.talend.core.GlobalServiceRegister;
-import org.talend.core.ITDQRepositoryService;
+import org.talend.core.ITdqUiService;
 import org.talend.core.model.process.IContext;
 import org.talend.core.model.process.IContextManager;
 import org.talend.core.model.process.IContextParameter;
@@ -106,11 +106,10 @@ public class ContextRemoveParameterCommand extends Command {
             ((AbstractContextView) view).updateContextView(true, false, false);
         }
         // refresh context view of DQ
-        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITDQRepositoryService.class)) {
-            ITDQRepositoryService tdqRepositoryService = (ITDQRepositoryService) GlobalServiceRegister.getDefault().getService(
-                    ITDQRepositoryService.class);
-            if (tdqRepositoryService != null) {
-                tdqRepositoryService.updateContextView(true, false, false);
+        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITdqUiService.class)) {
+            ITdqUiService tdqUiService = (ITdqUiService) GlobalServiceRegister.getDefault().getService(ITdqUiService.class);
+            if (tdqUiService != null) {
+                tdqUiService.updateContextView(true, false, false);
             }
         }
     }
diff --git a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRenameParameterCommand.java b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRenameParameterCommand.java
index efab7838d9..80db792b74 100644
--- a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRenameParameterCommand.java
+++ b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextRenameParameterCommand.java
@@ -19,7 +19,7 @@ import org.eclipse.ui.IViewPart;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.PlatformUI;
 import org.talend.core.GlobalServiceRegister;
-import org.talend.core.ITDQRepositoryService;
+import org.talend.core.ITdqUiService;
 import org.talend.core.model.process.IContextManager;
 import org.talend.core.model.process.IContextParameter;
 import org.talend.core.runtime.i18n.Messages;
@@ -62,11 +62,10 @@ public class ContextRenameParameterCommand extends Command {
             ((AbstractContextView) view).updateContextView(true, false, false);
         }
         // refresh context view of DQ
-        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITDQRepositoryService.class)) {
-            ITDQRepositoryService tdqRepositoryService = (ITDQRepositoryService) GlobalServiceRegister.getDefault().getService(
-                    ITDQRepositoryService.class);
-            if (tdqRepositoryService != null) {
-                tdqRepositoryService.updateContextView(true, false, false);
+        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITdqUiService.class)) {
+            ITdqUiService tdqUiService = (ITdqUiService) GlobalServiceRegister.getDefault().getService(ITdqUiService.class);
+            if (tdqUiService != null) {
+                tdqUiService.updateContextView(true, false, false);
             }
         }
     }
diff --git a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextTemplateModifyCommand.java b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextTemplateModifyCommand.java
index f06cbf7323..247a89cec1 100644
--- a/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextTemplateModifyCommand.java
+++ b/org.talend.core.ui/src/main/java/org/talend/designer/core/ui/editor/cmd/ContextTemplateModifyCommand.java
@@ -17,7 +17,7 @@ import org.eclipse.ui.IViewPart;
 import org.eclipse.ui.IWorkbenchPage;
 import org.eclipse.ui.PlatformUI;
 import org.talend.core.GlobalServiceRegister;
-import org.talend.core.ITDQRepositoryService;
+import org.talend.core.ITdqUiService;
 import org.talend.core.model.process.IContext;
 import org.talend.core.model.process.IContextManager;
 import org.talend.core.model.process.IContextParameter;
@@ -59,11 +59,10 @@ public class ContextTemplateModifyCommand extends Command {
             ((AbstractContextView) view).updateContextView(true, false);
         }
         // refresh context view of DQ
-        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITDQRepositoryService.class)) {
-            ITDQRepositoryService tdqRepositoryService = (ITDQRepositoryService) GlobalServiceRegister.getDefault().getService(
-                    ITDQRepositoryService.class);
-            if (tdqRepositoryService != null) {
-                tdqRepositoryService.updateContextView(true, false);
+        if (GlobalServiceRegister.getDefault().isServiceRegistered(ITdqUiService.class)) {
+            ITdqUiService tdqUiService = (ITdqUiService) GlobalServiceRegister.getDefault().getService(ITdqUiService.class);
+            if (tdqUiService != null) {
+                tdqUiService.updateContextView(true, false);
             }
         }
     }