public int inLocalDB(String file_path) {
		int index = -1;
		DBLikeFileObject element = null;
		Iterator<DBLikeFileObject> itr = localDB.iterator();
		for (int i = 0; i < localDB.size(); i++) {
			element = itr.next();
			if (element.getLocalFilePath().equals(file_path)) {
				index = i;
			}

		}
		return index;
	}