Index: lams_common/src/java/org/lamsfoundation/lams/integration/service/IIntegrationService.java
===================================================================
diff -u -r3617b812ba50ea59fd9991680ee73e5ee41357cf -r3751037e76fe181b7413af52566405168d36f5e1
--- lams_common/src/java/org/lamsfoundation/lams/integration/service/IIntegrationService.java	(.../IIntegrationService.java)	(revision 3617b812ba50ea59fd9991680ee73e5ee41357cf)
+++ lams_common/src/java/org/lamsfoundation/lams/integration/service/IIntegrationService.java	(.../IIntegrationService.java)	(revision 3751037e76fe181b7413af52566405168d36f5e1)
@@ -119,6 +119,8 @@
      * @return
      */
     ExtServerLessonMap getLtiConsumerLesson(String serverId, String resourceLinkId);
+    
+    ExtServerLessonMap getExtServerLessonMap(Long lessonId);
 
     /**
      * Returns ExtCourseClassMap. If ExtCourseClassMap doesn't existent - returns null and does not create a new
Index: lams_common/src/java/org/lamsfoundation/lams/integration/service/IntegrationService.java
===================================================================
diff -u -r3617b812ba50ea59fd9991680ee73e5ee41357cf -r3751037e76fe181b7413af52566405168d36f5e1
--- lams_common/src/java/org/lamsfoundation/lams/integration/service/IntegrationService.java	(.../IntegrationService.java)	(revision 3617b812ba50ea59fd9991680ee73e5ee41357cf)
+++ lams_common/src/java/org/lamsfoundation/lams/integration/service/IntegrationService.java	(.../IntegrationService.java)	(revision 3751037e76fe181b7413af52566405168d36f5e1)
@@ -861,7 +861,8 @@
 	return (list == null || list.isEmpty()) ? null : list.get(0);
     }
 
-    private ExtServerLessonMap getExtServerLessonMap(Long lessonId) {
+    @Override
+    public ExtServerLessonMap getExtServerLessonMap(Long lessonId) {
 	List list = service.findByProperty(ExtServerLessonMap.class, "lessonId", lessonId);
 	if ((list == null) || (list.size() == 0)) {
 	    return null;
Index: lams_common/src/java/org/lamsfoundation/lams/integration/util/LtiUtils.java
===================================================================
diff -u -r380ede712d98f28edcaea21f3525f12cc52b3237 -r3751037e76fe181b7413af52566405168d36f5e1
--- lams_common/src/java/org/lamsfoundation/lams/integration/util/LtiUtils.java	(.../LtiUtils.java)	(revision 380ede712d98f28edcaea21f3525f12cc52b3237)
+++ lams_common/src/java/org/lamsfoundation/lams/integration/util/LtiUtils.java	(.../LtiUtils.java)	(revision 3751037e76fe181b7413af52566405168d36f5e1)
@@ -7,6 +7,8 @@
 public class LtiUtils {
 
     public static final String OAUTH_CONSUMER_KEY = "oauth_consumer_key";
+    public static final String LTI_MESSAGE_TYPE_CONTENTITEMSELECTIONREQUEST = "ContentItemSelectionRequest";
+    public static final String CONTENT_ITEM_RETURN_URL = "content_item_return_url";
     
     /**
      * Return <code>true</code> if the user is an administrator.