Bug 202115 Can not filter the measure value when only one dimension[1102]
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/olap/util/filter/BaseDimensionFilterEvalHelper.java
return this.dimName;
	}
	/* (non-Javadoc)
	 * @see org.eclipse.birt.data.engine.olap.util.filter.IJSFilterHelper#getCubeFiterDefinition()
	 */
	public ICubeFilterDefinition getCubeFilterDefinition( )
	{
		return cubeFilter;
	}
	/* (non-Javadoc)
	 * @see org.eclipse.birt.data.engine.olap.util.filter.IJSFilterHelper#isAggregationFilter()
	 */
	public boolean isAggregationFilter( )
	{
		return this.dimName == null;
	}
	/**
	 * 
	 * @return
	 * @throws DataException 
	 */
	private IDimensionDefinition getTargetDimension( ) throws DataException
	{
		if ( isAggregationFilter( ) )
		{
			ILevelDefinition targetLevel = cubeFilter.getTargetLevel( );
			if ( targetLevel == null )
			{
				throw new DataException( "Referenced level:"
						+ targetLevel.getName( ) + " does not exist." );