Bug 200755 [smoke]Fail to preview Crosstab after deploy BIRT in application servers.[0601][1102]
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/ServiceForQueryResults.java
while (subs.hasNext()) {
				IBaseQueryDefinition defn1 = (IBaseQueryDefinition) subs.next();
				result.putAll(getColumnBindings(defn1));
			}
			
			return result;
		}
		/*
		 * (non-Javadoc)
		 * @see org.eclipse.birt.data.engine.odi.IEventHandler#getAppContext()
		 */
		public Map getAppContext( )
		{
			return queryExecutor.getAppContext( );
		}
		/*
		 * (non-Javadoc)
		 * 
		 * @see org.eclipse.birt.data.engine.odi.IEventHandler#getAggrDefinitions()
		 */
		public List getAggrDefinitions( ) throws DataException
		{
			List result = populateAggrDefinitions( );
			sort( result );
			return result;
		}
		/**
		 * Populate a list of AggrDefinitions which is defined by user in column binding.
		 * @return
		 * @throws DataException