content: /*
   * CDDL HEADER START
   *
   * The contents of this file are subject to the terms of the Common Development
   * and Distribution License (the "License").
   * You may not use this file except in compliance with the License.
   *
   * You can obtain a copy of the license at
   * src/com/vodafone360/people/VODAFONE.LICENSE.txt or
   * http://github.com/360/360-Engine-for-Android
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * When distributing Covered Code, include this CDDL HEADER in each file and
   * include the License file at src/com/vodafone360/people/VODAFONE.LICENSE.txt.
   * If applicable, add the following below this CDDL HEADER, with the fields
   * enclosed by brackets "[]" replaced with your own identifying information:
   * Portions Copyright [yyyy] [name of copyright owner]
   *
   * CDDL HEADER END
   *
   * Copyright 2010 Vodafone Sales & Services Ltd.  All rights reserved.
   * Use is subject to license terms.
   */
  
  package com.vodafone360.people.datatypes;
  
  import java.util.ArrayList;
  import java.util.Enumeration;
  import java.util.Hashtable;
  import java.util.List;
  
  import com.vodafone360.people.engine.EngineManager.EngineId;
  import com.vodafone360.people.engine.presence.User;
  import com.vodafone360.people.service.io.rpg.RpgPushMessage;
  
  /**
   * BaseDataType encapsulating PushAvailabilityEvent. This is a Push message
   * received from People server containing Availability (Presence) change
   * information.
   */
  public class PushAvailabilityEvent extends PushEvent {
  
      /**
       * TODO: This should be Hashtable <String userid, Hashtable<String
       * community, String status>>
       */
      public List<User> mChanges;
  
      public PushAvailabilityEvent() {
          super();
      }
  
      /**
       * Create PushAvailablityEvent from RpgPushMessage.
       * 
       * @param msg RpgPushMessage
       * @param engId EngineId associated with message
       * @return PushAvailabilityEvent created from supplied data
       */
      public static BaseDataType createPushEvent(RpgPushMessage msg, EngineId engId) {
          PushAvailabilityEvent push = new PushAvailabilityEvent();
          push.mMessageType = msg.mType;
          push.mEngineId = engId;
          push.mChanges = convertToList(msg.mHash);
          return push;
      }
  
      @SuppressWarnings("unchecked")
      private static List<User> convertToList(Hashtable<String, Object> table) {
          ArrayList<User> users = new ArrayList<User>();
          for (Enumeration<String> en = table.keys(); en.hasMoreElements();) {
              String userId = en.nextElement();
              users.add(new User(userId, (Hashtable<String, String>)table.get(userId)));
          }
          return users;
      }
  }
  