Bug 209126 DataException throws out when set highlight condition in sub-report[0302]
Description: Set highlight condition in sub-report, when "select value..." in the highlight dialog, DataException throws out. Build version:2.3.0.v20071108-0800 Steps to reproduce: 1.Get the attached report design file, which contains a sub-report. 2.Select the inner table, and then go to "highlight" tab in the property editor view to set a highlight rule. When click "select value...", DataException throws out. Error: The expression's value can not be retrieved. An error happened in data type conversion. Can not convert the value of org.eclipse.birt.data.engine.script.DataExceptionMocker@79c17b to Integer type.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/HighlightRuleBuilder.java
} );
		createDummy( applyStyleArea, 3 );
		return applyStyleArea;
	}
	private Listener textModifyListener = new Listener( ) {
		public void handleEvent( Event event )
		{
			updateButtons( );
		}
	};
	private void refreshList( )
	{
		ArrayList finalItems = new ArrayList( 10 );
		for ( int n = 0; n < actions.length; n++ )
		{
			finalItems.add( actions[n] );
		}
		popupItems = (String[]) finalItems.toArray( EMPTY_ARRAY );
	}
	private List getSelectValueList( ) throws BirtException
	{
		List selectValueList = new ArrayList( );
		ReportItemHandle reportItem = DEUtil.getBindingHolder( currentItem );
		if ( bindingName != null && reportItem != null )
		{
			DataRequestSession session = DataRequestSession.newSession( new DataSessionContext( DataSessionContext.MODE_DIRECT_PRESENTATION,
					reportItem.getModuleHandle( ) ) );
			selectValueList.addAll( session.getColumnValueSet( reportItem.getDataSet( ),
					reportItem.paramBindingsIterator( ),
					reportItem.columnBindingsIterator( ),