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Java > Open Source Codes > org > dspace > app > webui > servlet > admin > GroupListServlet


1 /*
2  * GroupListServlet.java
3  *
4  * Version: $Revision: 1.2 $
5  *
6  * Date: $Date: 2005/11/09 22:17:48 $
7  *
8  * Copyright (c) 2002, Hewlett-Packard Company and Massachusetts
9  * Institute of Technology. All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions are
13  * met:
14  *
15  * - Redistributions of source code must retain the above copyright
16  * notice, this list of conditions and the following disclaimer.
17  *
18  * - Redistributions in binary form must reproduce the above copyright
19  * notice, this list of conditions and the following disclaimer in the
20  * documentation and/or other materials provided with the distribution.
21  *
22  * - Neither the name of the Hewlett-Packard Company nor the name of the
23  * Massachusetts Institute of Technology nor the names of their
24  * contributors may be used to endorse or promote products derived from
25  * this software without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
30  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
31  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
32  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
33  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
34  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
35  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
36  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
37  * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
38  * DAMAGE.
39  */
40
41 package org.dspace.app.webui.servlet.admin;
42
43 import java.io.IOException JavaDoc;
44 import java.sql.SQLException JavaDoc;
45 import javax.servlet.ServletException JavaDoc;
46 import javax.servlet.http.HttpServletRequest JavaDoc;
47 import javax.servlet.http.HttpServletResponse JavaDoc;
48
49 import org.dspace.app.webui.servlet.DSpaceServlet;
50 import org.dspace.app.webui.util.JSPManager;
51 import org.dspace.app.webui.util.UIUtil;
52 import org.dspace.authorize.AuthorizeException;
53 import org.dspace.core.Context;
54 import org.dspace.eperson.Group;
55
56 /**
57  * Servlet browsing through groups and selecting them
58  *
59  * * @version $Revision: 1.2 $
60  */
61 public class GroupListServlet extends DSpaceServlet
62 {
63     protected void doDSGet(Context context,
64             HttpServletRequest JavaDoc request,
65             HttpServletResponse JavaDoc response)
66     throws ServletException JavaDoc, IOException JavaDoc, SQLException JavaDoc, AuthorizeException
67     {
68         // Are we for selecting a single or multiple groups?
69 boolean multiple = UIUtil.getBoolParameter(request, "multiple");
70         
71         // What are we sorting by? Name is default
72 int sortBy = Group.NAME;
73         
74         String JavaDoc sbParam = request.getParameter("sortby");
75
76         if (sbParam != null && sbParam.equals("id"))
77         {
78             sortBy = Group.ID;
79         }
80         
81         // What's the index of the first group to show? Default is 0
82 int first = UIUtil.getIntParameter(request, "first");
83         if (first == -1) first = 0;
84
85         // Retrieve the e-people in the specified order
86 Group[] groups = Group.findAll(context, sortBy);
87         
88         // Set attributes for JSP
89 request.setAttribute("sortby", new Integer JavaDoc(sortBy));
90         request.setAttribute("first", new Integer JavaDoc(first));
91         request.setAttribute("groups", groups);
92         if (multiple)
93         {
94             request.setAttribute("multiple", new Boolean JavaDoc(true));
95         }
96         
97         JSPManager.showJSP(request, response, "/tools/group-select-list.jsp");
98     }
99 }
100
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