code: protected void addFilePathMapping(BundlePathMapping bundlePathMapping, String pathMapping) {
  		long timestamp = 0;
  		String filePath = resourceReaderHandler.getFilePath(pathMapping);
  		if (filePath != null) {
  			timestamp = resourceReaderHandler.getLastModified(filePath);
  			List<FilePathMapping> filePathMappings = bundlePathMapping.getFilePathMappings();
  			boolean found = false;
  			for (FilePathMapping filePathMapping : filePathMappings) {
  				if (filePathMapping.getPath().equals(filePath)) {
  					found = true;
  					break;
  				}
  			}
  			if (!found) {
  				filePathMappings.add(new FilePathMapping(bundle, filePath, timestamp));
  			}
  		}
  
  	}
docs: Adds the path mapping to the file path mapping
  
  @param bundlePathMapping
  the bundle path mapping
  @param pathMapping
  the path mapping to add