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
if ( value.equals( ( actions[0] ) ) )
			{
				if ( bindingName != null )
				{
					try
					{
						List selectValueList = getSelectValueList( );
						SelectValueDialog dialog = new SelectValueDialog( PlatformUI.getWorkbench( )
								.getDisplay( )
								.getActiveShell( ),
								Messages.getString( "ExpressionValueCellEditor.title" ) ); 
						dialog.setSelectedValueList( selectValueList );
						if ( bindingParams != null )
						{
							dialog.setBindingParams( bindingParams );
						}
						if ( dialog.open( ) == IDialogConstants.OK_ID )
						{
							newValue = dialog.getSelectedExprValue( );
						}
					}
					catch ( Exception ex )
					{
						MessageDialog.openError( null,
								Messages.getString( "SelectValueDialog.selectValue" ), 
								Messages.getString( "SelectValueDialog.messages.error.selectVauleUnavailable" ) 
										+ "\n" 
										+ ex.getMessage( ) );
					}
				}