Bug 210357 Can not get sorting key if xtab has a count aggregation binding[1102]
Description: Can not get sorting key if xtab has a count aggregation binding. The filter got the same issue. Build number: 2.3.0.v20071120-0800 Steps to reproduce: 1, New a Cube 2, New a crosstab using the cube 3, Add a aggregation binding on crosstab and select the function to COUNT, leave the datafield empty 4, after step3, goto sort page and add a sorting Expected result: User can get the sorting keys Actual result: The sorting key list is empty and the filter has the same issue
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/olap/util/OlapExpressionCompiler.java
String levelName = n.getNext( ).getString( );
						String attr = null;
						if ( grandpa != null
								&& grandpa.getNext( ) != null
								&& grandpa.getNext( ).getType( ) == Token.STRING )
						{
							attr = grandpa.getNext( ).getString( );
						}
						DimLevel dimLevel = new DimLevel( dimName,
								levelName,
								attr );
						if ( !result.contains( dimLevel ) )
							result.add( dimLevel );
					}
				}
				else if ( "data".equals( n.getFirstChild( ).getString( ) ) )
				{
					if ( n.getLastChild( ) != null )
					{
						String bindingName = n.getLastChild( ).getString( );
						IBinding binding = getBinding( bindings, bindingName );
						if ( binding != null )
						{
							result.addAll( getReferencedDimLevel( binding.getExpression( ),
									bindings,
									onlyFromDirectReferenceExpr ) );
						}
					}
				}
			}