Bug 182895 Support sort on Level attribute.
Currently in OLAP engine we only support sort on level key value. We should go ahead to support sort on level attribute value.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/olap/data/api/CubeQueryExecutorHelper.java
}
				else
				{
					dimResultSet[i] = new DimensionResultIterator( (Dimension) dimensions[i],
							position[i], stopSign);
				}
				count++;			
		}
		
		DimensionResultIterator[] result = new DimensionResultIterator[count];
		int pos = 0;
		for( int i=0;i<dimResultSet.length;i++)
		{
			if( dimResultSet[i] != null )
			{
				result[pos] = dimResultSet[i];
				pos++;
			}
		}
		return result;
	}
	
	/**
	 * 
	 * @param dimensionName
	 * @return
	 */
	private List getDimensionJSFilterList( String dimensionName )
	{
		Object value = dimJSFilterMap.get( dimensionName );