Bug 173582 Run servlet should not be affected by values in document.[0000]
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/context/ViewerAttributeBean.java
design = new BirtViewerReportDesignHandle(
					IViewerReportDesignHandle.RPT_RUNNABLE_OBJECT,
					reportRunnable );
		}
		return design;
	}
	/**
	 * Determine the report design and doc 's timestamp
	 * 
	 * @param request
	 * @throws Exception
	 */
	protected void processReport( HttpServletRequest request ) throws Exception
	{
		
		
		if ( ParameterAccessor.HEADER_REQUEST_TYPE_SOAP
				.equalsIgnoreCase( this.requestType )
				|| IBirtConstants.SERVLET_PATH_DOWNLOAD
						.equalsIgnoreCase( request.getServletPath( ) ) )
			return;
		File reportDocFile = new File( this.reportDocumentName );
		long lastModifiedOfDesign = getLastModifiedOfDesign( request );
		if ( lastModifiedOfDesign != -1L && reportDocFile != null
				&& reportDocFile.exists( ) && reportDocFile.isFile( ) )
		{
			if ( lastModifiedOfDesign > reportDocFile.lastModified( )
					|| ParameterAccessor.isOverwrite( request ) )
			{
				reportDocFile.delete( );