Bug 168304 Context root issue when set to other BIRT Web Project.[0603]
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/BirtViewerReportService.java
if ( task != null )
				task.close( );
		}
		return null;
	}
	public Map getParameterValues( String docName, InputOptions options )
			throws ReportServiceException
	{
		IReportDocument doc = ReportEngineService.getInstance( )
				.openReportDocument( getReportDesignName( options ), docName,
						getModuleOptions( options ) );
		Map paramValues = doc.getParameterValues( );
		doc.close( );
		return paramValues;
	}
	public Collection getSelectionListForCascadingGroup(
			IViewerReportDesignHandle design, String groupName,
			Object[] groupKeys, InputOptions options )
			throws ReportServiceException
	{
		IGetParameterDefinitionTask task = null;
		HttpServletRequest request = (HttpServletRequest) options
				.getOption( InputOptions.OPT_REQUEST );
		try
		{
			task = getParameterDefinitionTask( design, options );
			if ( task != null )
			{
				ViewerAttributeBean bean = getViewerAttrBean( options );
				if ( bean != null )