HistorySupport.java

/*
 * Copyright 2010 Google Inc.
 *
 * Licensed 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.waveprotocol.box.webclient.client;

/**
 * Contains the code to interface the history event mechanism with the client's
 * event bus. At the moment, a history token encodes a wave id or wave ref.
 */
public class HistorySupport {

  private static HistoryProvider historyProvider;

  public static void init(HistoryProvider historyProvider) {
    HistorySupport.historyProvider = historyProvider;
  }

  private HistorySupport() {
  }

  public static String getToken() {
    return historyProvider.getToken();
  }
}