1   /**
2    * Copyright (c) 2000-2007 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.polls.service.impl;
24  
25  import com.liferay.counter.service.CounterLocalServiceUtil;
26  import com.liferay.portal.PortalException;
27  import com.liferay.portal.SystemException;
28  import com.liferay.portal.kernel.security.permission.ActionKeys;
29  import com.liferay.portal.security.auth.PrincipalException;
30  import com.liferay.portal.service.impl.PrincipalBean;
31  import com.liferay.portlet.polls.model.PollsVote;
32  import com.liferay.portlet.polls.service.PollsVoteLocalServiceUtil;
33  import com.liferay.portlet.polls.service.PollsVoteService;
34  import com.liferay.portlet.polls.service.permission.PollsQuestionPermission;
35  
36  /**
37   * <a href="PollsVoteServiceImpl.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Brian Wing Shun Chan
40   *
41   */
42  public class PollsVoteServiceImpl extends PrincipalBean
43      implements PollsVoteService {
44  
45      public PollsVote addVote(long questionId, long choiceId)
46          throws PortalException, SystemException {
47  
48          long userId = 0;
49  
50          try {
51              userId = getUserId();
52          }
53          catch (PrincipalException pe) {
54              userId = CounterLocalServiceUtil.increment();
55          }
56  
57          PollsQuestionPermission.check(
58              getPermissionChecker(), questionId, ActionKeys.ADD_VOTE);
59  
60          return PollsVoteLocalServiceUtil.addVote(userId, questionId, choiceId);
61      }
62  
63  }