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


1 /*
2  * EPersonListServlet.java
3  *
4  * Version: $Revision: 1.6 $
5  *
6  * Date: $Date: 2005/04/20 14:22:30 $
7  *
8  * Copyright (c) 2002-2005, 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 package org.dspace.app.webui.servlet.admin;
41
42 import java.io.IOException JavaDoc;
43 import java.sql.SQLException JavaDoc;
44
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.EPerson;
55
56 /**
57  * Servlet browsing through e-people and selecting them
58  *
59  * @author Robert Tansley
60  * @version $Revision: 1.6 $
61  */
62 public class EPersonListServlet extends DSpaceServlet
63 {
64     protected void doDSGet(Context context, HttpServletRequest JavaDoc request,
65             HttpServletResponse JavaDoc response) throws ServletException JavaDoc, IOException JavaDoc,
66             SQLException JavaDoc, AuthorizeException
67     {
68         // Are we for selecting a single or multiple epeople?
69 boolean multiple = UIUtil.getBoolParameter(request, "multiple");
70
71         // What are we sorting by. Lastname is default
72 int sortBy = EPerson.LASTNAME;
73
74         String JavaDoc sbParam = request.getParameter("sortby");
75
76         if ((sbParam != null) && sbParam.equals("lastname"))
77         {
78             sortBy = EPerson.LASTNAME;
79         }
80         else if ((sbParam != null) && sbParam.equals("email"))
81         {
82             sortBy = EPerson.EMAIL;
83         }
84         else if ((sbParam != null) && sbParam.equals("id"))
85         {
86             sortBy = EPerson.ID;
87         }
88
89         // What's the index of the first eperson to show? Default is 0
90 int first = UIUtil.getIntParameter(request, "first");
91
92         if (first == -1)
93         {
94             first = 0;
95         }
96
97         // Retrieve the e-people in the specified order
98 EPerson[] epeople = EPerson.findAll(context, sortBy);
99
100         // Set attributes for JSP
101 request.setAttribute("sortby", new Integer JavaDoc(sortBy));
102         request.setAttribute("first", new Integer JavaDoc(first));
103         request.setAttribute("epeople", epeople);
104
105         if (multiple)
106         {
107             request.setAttribute("multiple", new Boolean JavaDoc(true));
108         }
109
110         JSPManager.showJSP(request, response, "/tools/eperson-list.jsp");
111     }
112 }
113
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