Bug 199488 BIRT Cross tab - Filter/SORT dialog UI needs improvement
Improve the crosstab filter dialog for cross tab. Currently we directly display the bound data columns of the crosstab. It is very difficult for user to find which column is based on aggregation.
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/CubeQueryUtil.java
values,
				null );
	}
		
	/*
	 * (non-Javadoc)
	 * @see org.eclipse.birt.report.data.adapter.api.ICubeQueryUtil#getMemberValueIterator(org.eclipse.birt.report.model.api.olap.TabularCubeHandle, java.lang.String, org.eclipse.birt.data.engine.olap.api.query.ILevelDefinition[], java.lang.Object[])
	 */
	public Iterator getMemberValueIterator( TabularCubeHandle cubeHandle,
			String targetLevel, ILevelDefinition[] higherLevelDefns,
			Object[] values, Map appContext ) throws AdapterException
	{
		try
		{
			if ( ( higherLevelDefns == null && values != null )
					|| ( higherLevelDefns != null && values == null )
					|| cubeHandle == null || targetLevel == null )
				return null;
			DimLevel target = OlapExpressionUtil.getTargetDimLevel( targetLevel );
			TabularHierarchyHandle hierHandle = (TabularHierarchyHandle) ( cubeHandle.getDimension( target.getDimensionName( ) ).getContent( TabularDimensionHandle.HIERARCHIES_PROP,
					0 ) );
			defineDataSourceAndDataSet( hierHandle.getDataSet( ));
			Map levelValueMap = new HashMap( );
			if ( higherLevelDefns != null )
			{
				for ( int i = 0; i < higherLevelDefns.length; i++ )
				{
					if ( target.getDimensionName( )
							.equals( higherLevelDefns[i].getHierarchy( )
									.getDimension( )