Bug 200755 [smoke]Fail to preview Crosstab after deploy BIRT in application servers.[0601][1102]
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/executor/transform/pass/DataSetProcessUtil.java
if ( scriptExpr.getText( ) == null )
							continue;
					}
					compiler.compile( exprs[j], cx );
				}
				if ( cc.getAggregateFilter( )!= null )
					compiler.compile( cc.getAggregateFilter( ), cx );
				IAggregation aggrFunction = AggregationFactory.getInstance( )
						.getAggregation( cc.getAggregateFunction( ) );
				IAggrInfo aggrInfo = new AggrInfo( cc.getName( ),
						0,
						aggrFunction,
						exprs,
						cc.getAggregateFilter( ) );
				aggrInfos.add( aggrInfo );
				aggrNames.add( cc.getName( ) );
			}
			
			if ( !psController.needDoOperation( PassStatusController.DATA_SET_FILTERING ) )
				PassUtil.pass( populator,
						new OdiResultSetWrapper( populator.getResultIterator( ) ),
						false,
						this.session );
			AggregationHelper helper = new AggregationHelper( new AggrDefnManager( aggrInfos ),
					this.populator );
			AggrComputedColumnHelper ccHelper = new AggrComputedColumnHelper( helper,
					aggrNames );
			this.populator.getQuery( ).getFetchEvents( ).add( 0, ccHelper );
			PassUtil.pass( populator,
					new OdiResultSetWrapper( populator.getResultIterator( ) ),