/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.zeppelin.notebook.repo;

import com.google.gson.Gson;

import java.util.LinkedList;

public class RevisionsInfo extends LinkedList<NotebookRepoWithVersionControl.Revision> {

  private static Gson GSON = new Gson();

  public static RevisionsInfo fromText(String revisionsText) {
    RevisionsInfo revisionsInfo = GSON.fromJson(revisionsText, RevisionsInfo.class);
    if (revisionsInfo == null) {
      return new RevisionsInfo();
    }
    return revisionsInfo;
  }

  public String toText() {
    return GSON.toJson(this);
  }
}
