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
{
				task = getParameterDefinitionTask( design.getFileName( ),
						options );
			}
			catch ( EngineException e )
			{
				throw new ReportServiceException( e.getLocalizedMessage( ) );
			}
		}
		return task;
	}
	public long getPageNumberByBookmark( String docName, String bookmark,
			InputOptions options ) throws ReportServiceException
	{
		IReportDocument doc = ReportEngineService.getInstance( )
				.openReportDocument( getReportDesignName( options ), docName,
						getModuleOptions( options ) );
		long pageNumber = doc.getPageNumber( bookmark );
		doc.close( );
		return pageNumber;
	}
	public long getPageNumberByObjectId( String docName, String objectId,
			InputOptions options ) throws ReportServiceException
	{
		IReportDocument doc = ReportEngineService.getInstance( )
				.openReportDocument( getReportDesignName( options ), docName,
						getModuleOptions( options ) );
		long pageNumber = doc.getPageNumber( objectId );
		doc.close( );
		return pageNumber;