public synchronized static void renameBlob(String newName, String oldName) {
		File file = new File(oldName);
		if (file.isDirectory()) {
			System.out.println("Blob is a directory");
			renameBlobDir(oldName, newName);
		}

		if (file.isFile()) {
			System.out.println("Blob is a file");
			renameSingleBlob(oldName, newName);
		}

	}