url = findInPlugin(bundle, file);
url = findInPlugin(bundle, file, null);
	public static final InputStream openStream(Bundle bundle, IPath file, boolean substituteArgs) throws IOException {		URL url = null;		if (!substituteArgs) {			url = findInPlugin(bundle, file);			if (url == null)				url = findInFragments(bundle, file);		} else {			url = FindSupport.find(bundle, file);		}		if (url != null)			return url.openStream();		throw new IOException("Cannot find " + file.toString()); //$NON-NLS-1$	}