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Java > Open Source Codes > com > j2biz > blogunity > web > actions > my > DeleteFriendExecAction


1 /*
2  * $Id: DeleteFriendExecAction.java,v 1.4 2005/01/17 21:35:45 michelson Exp $
3  *
4  * Copyright (c) 2004 j2biz Group, http://www.j2biz.com
5  * Koeln / Duesseldorf , Germany
6  *
7  * @author Max Kalina
8  *
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23  *
24  */
25
26 package com.j2biz.blogunity.web.actions.my;
27
28 import javax.servlet.http.HttpServletRequest JavaDoc;
29 import javax.servlet.http.HttpServletResponse JavaDoc;
30
31 import com.j2biz.blogunity.dao.UserDAO;
32 import com.j2biz.blogunity.exception.BlogunityException;
33 import com.j2biz.blogunity.i18n.I18N;
34 import com.j2biz.blogunity.i18n.I18NStatusFactory;
35 import com.j2biz.blogunity.pojo.User;
36 import com.j2biz.blogunity.web.IActionResult;
37
38 /**
39  * @author michelson
40  * @version $$
41  * @since 0.1
42  *
43  *
44  */
45 public class DeleteFriendExecAction extends MyAbstractAction {
46
47     // private static final IActionResult FRIENDS_LIST_REDIRECT =
48 // ActionResultFactory
49 // .buildRedirect("/my/friendsList");
50
51     /*
52      * (non-Javadoc)
53      *
54      * @see com.j2biz.blogunity.web.actions.AbstractAction#execute(javax.servlet.http.HttpServletRequest,
55      * javax.servlet.http.HttpServletResponse)
56      */
57     public IActionResult execute(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response)
58             throws BlogunityException {
59
60         String JavaDoc id = request.getParameter("id");
61         UserDAO dao = new UserDAO();
62         User u = dao.getUserByID(Long.parseLong(id));
63         if (!user.getFriends().contains(u))
64                 throw new BlogunityException(I18NStatusFactory
65                         .create(I18N.ERRORS.USER_NOT_AUTHORIZED_FOR_EXECUTION));
66
67         user.getFriends().remove(u);
68         dao.updateUser(user);
69
70         // pop last instance from navigation-stack
71 navigationStack.pop();
72         // and return now the last in stack
73 return navigationStack.peek();
74
75         // return FRIENDS_LIST_REDIRECT;
76 }
77
78 }
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