1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portlet.polls.service.impl;
16  
17  import com.liferay.portal.kernel.exception.PortalException;
18  import com.liferay.portal.kernel.exception.SystemException;
19  import com.liferay.portal.security.auth.PrincipalException;
20  import com.liferay.portal.security.permission.ActionKeys;
21  import com.liferay.portlet.polls.model.PollsVote;
22  import com.liferay.portlet.polls.service.base.PollsVoteServiceBaseImpl;
23  import com.liferay.portlet.polls.service.permission.PollsQuestionPermission;
24  
25  /**
26   * <a href="PollsVoteServiceImpl.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Brian Wing Shun Chan
29   */
30  public class PollsVoteServiceImpl extends PollsVoteServiceBaseImpl {
31  
32      public PollsVote addVote(long questionId, long choiceId)
33          throws PortalException, SystemException {
34  
35          long userId = 0;
36  
37          try {
38              userId = getUserId();
39          }
40          catch (PrincipalException pe) {
41              userId = counterLocalService.increment();
42          }
43  
44          PollsQuestionPermission.check(
45              getPermissionChecker(), questionId, ActionKeys.ADD_VOTE);
46  
47          return pollsVoteLocalService.addVote(userId, questionId, choiceId);
48      }
49  
50  }