if (! checkManifestTimeStamp(file)) throw new IOException();
	public void initializeExistingBundle(String directory) throws IOException {		id = Long.parseLong(directory);		dir = new File(((EclipseAdaptor)adaptor).getBundleRootDir(), String.valueOf(id));		dirData = new File(dir, ((EclipseAdaptor)adaptor).getDataDirName());		dirGeneration = new File(dir, String.valueOf(generation));		file = reference ? new File(name) : new File(dirGeneration, name);		bundleFile = BundleFile.createBundleFile(file,this);		initializeBase(location);	}