Document doc = reader.read(new URL("file:" + pluginFile));
Document doc = reader.read(new URL("file:" + descriptor));
	public EclipseClasspath execute() throws DocumentException, MalformedURLException {		Map<String, Plugin> pluginMap = new HashMap<String, Plugin>();		List workList = new LinkedList<String>();		workList.add(pluginFile);		while (!workList.isEmpty()) {			// Read the plugin file			SAXReader reader = new SAXReader();			Document doc = reader.read(new URL("file:" + pluginFile));			// Add to the map			Plugin plugin = new Plugin(doc);			pluginMap.put(plugin.getId(), plugin);		}		return this;	}