Bug 192083 [regression]DataException when preview attached xtab report.[1102]
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/DataRequestSessionImpl.java
while ( columnBindings.hasNext( ) )
		{
			temp.add( columnBindings.next( ) );
		}
		if ( referToAggregation( temp, boundColumnName ) )
			return new ArrayList( );
		
		IQueryResults queryResults = getGroupingQueryResults( dataSet,
				inputParamBindings,
				temp.iterator( ),
				boundColumnName );
		IResultIterator resultIt = queryResults.getResultIterator( );
		int maxRowCount = -1;
		if ( requestInfo != null )
		{
			resultIt.moveTo( requestInfo.getStartRow( ) );
			maxRowCount = requestInfo.getMaxRow( );
		}
		
		
		ArrayList values = new ArrayList( );
		while ( resultIt.next( ) && maxRowCount != 0 )
		{
			Object value = resultIt.getValue( boundColumnName );
			values.add( value );
			resultIt.skipToEnd( 1 );
			maxRowCount--;
		}
		resultIt.close( );