=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/GenericIdentifiableObjectStore.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/GenericIdentifiableObjectStore.java	2014-09-11 06:39:30 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/GenericIdentifiableObjectStore.java	2014-11-17 19:21:36 +0000
@@ -246,6 +246,13 @@
      * @return All objects equal or newer than given date.
      */
     List<T> getAllGeLastUpdatedOrderedName( Date lastUpdated );
+    
+    /**
+     * Returns the date of the last updated object.
+     * 
+     * @return a Date / time stamp.
+     */
+    Date getLastUpdated();
 
     /**
      * Returns the number of objects that are equal to or newer than given last updated date.

=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/IdentifiableObjectManager.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/IdentifiableObjectManager.java	2014-10-23 05:40:21 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/common/IdentifiableObjectManager.java	2014-11-17 19:21:36 +0000
@@ -92,6 +92,8 @@
     <T extends IdentifiableObject> Collection<T> getByLastUpdatedSorted( Class<T> clazz, Date lastUpdated );
 
     <T extends IdentifiableObject> Collection<T> getByCreatedSorted( Class<T> clazz, Date created );
+    
+    <T extends IdentifiableObject> Date getLastUpdated( Class<T> clazz );
 
     void delete( IdentifiableObject object );
 

=== modified file 'dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/common/DefaultIdentifiableObjectManager.java'
--- dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/common/DefaultIdentifiableObjectManager.java	2014-10-23 05:40:21 +0000
+++ dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/common/DefaultIdentifiableObjectManager.java	2014-11-17 19:21:36 +0000
@@ -532,6 +532,19 @@
     }
 
     @Override
+    public <T extends IdentifiableObject> Date getLastUpdated( Class<T> clazz )
+    {
+        GenericIdentifiableObjectStore<IdentifiableObject> store = getIdentifiableObjectStore( clazz );
+
+        if ( store == null )
+        {
+            return null;
+        }
+
+        return store.getLastUpdated();
+    }
+
+    @Override
     public <T extends IdentifiableObject> Set<Integer> convertToId( Class<T> clazz, Collection<String> uids )
     {
         GenericIdentifiableObjectStore<IdentifiableObject> store = getIdentifiableObjectStore( clazz );

=== modified file 'dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/common/hibernate/HibernateIdentifiableObjectStore.java'
--- dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/common/hibernate/HibernateIdentifiableObjectStore.java	2014-09-24 10:54:15 +0000
+++ dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/common/hibernate/HibernateIdentifiableObjectStore.java	2014-11-17 19:21:36 +0000
@@ -28,6 +28,11 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Date;
+import java.util.List;
+
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.hibernate.Query;
@@ -41,11 +46,6 @@
 import org.hisp.dhis.hibernate.HibernateGenericStore;
 import org.hisp.dhis.hibernate.exception.ReadAccessDeniedException;
 
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.Date;
-import java.util.List;
-
 /**
  * @author bobj
  */
@@ -394,6 +394,15 @@
     }
 
     @Override
+    public Date getLastUpdated()
+    {
+        return (Date) getClazzCriteria().setProjection( Projections.property( "lastUpdated" ) )
+            .addOrder( Order.desc( "lastUpdated" ) )
+            .setMaxResults( 1 )
+            .setCacheable( true ).uniqueResult();            
+    }
+
+    @Override
     @SuppressWarnings("unchecked")
     public List<T> getByDataDimension( boolean dataDimension )
     {

=== modified file 'dhis-2/dhis-support/dhis-support-hibernate/src/main/java/org/hisp/dhis/hibernate/HibernateGenericStore.java'
--- dhis-2/dhis-support/dhis-support-hibernate/src/main/java/org/hisp/dhis/hibernate/HibernateGenericStore.java	2014-10-17 17:55:45 +0000
+++ dhis-2/dhis-support/dhis-support-hibernate/src/main/java/org/hisp/dhis/hibernate/HibernateGenericStore.java	2014-11-17 19:21:36 +0000
@@ -227,7 +227,7 @@
     {
         return sessionFactory.getCurrentSession().createCriteria( getClazz() );
     }
-
+    
     /**
      * Creates a Criteria for the implementation Class type restricted by the
      * given Criterions.