Bug 188038 Need know which measure ComputedColumnHandle aggregate on.
GUI need to show the measure name ont the data item in the aggregation cell.
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/api/ICubeQueryUtil.java
{
	/**
	 * Utility method to acquire referable bindings, either in cube filter or
	 * cube sort.
	 * 
	 * @param targetLevel
	 * @param bindings
	 * @param isSort
	 * @return
	 * @throws AdapterException
	 */
	public abstract List getReferableBindings( String targetLevel,
			ICubeQueryDefinition cubeQueryDefn, boolean isSort ) throws AdapterException;
	
	/**
	 * Return a list of ILevelDefinition instances that referenced by 
	 * 
	 * @param targetLevel
	 * @param bindingExpr
	 * @param queryDefn
	 * @return
	 * @throws AdapterException
	 */
	public abstract List getReferencedLevels( String targetLevel,
			String bindingExpr, ICubeQueryDefinition queryDefn ) throws AdapterException;
}