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Java > Open Source Codes > org > contineo > actions > documan > transfer > ZipExportAction


1 /*
2  * StrutsAction.java
3  *
4  * Created on 16. Dezember 2003, 22:25
5  */
6
7 package org.contineo.actions.documan.transfer;
8
9 import java.io.OutputStream JavaDoc;
10 import java.io.ByteArrayOutputStream JavaDoc;
11
12 import javax.servlet.http.HttpServletRequest JavaDoc;
13 import javax.servlet.http.HttpServletResponse JavaDoc;
14 import javax.servlet.http.HttpSession JavaDoc;
15
16 import org.apache.log4j.Level;
17 import org.apache.log4j.Logger;
18 import org.apache.struts.action.Action;
19 import org.apache.struts.action.ActionForm;
20 import org.apache.struts.action.ActionForward;
21 import org.apache.struts.action.ActionMapping;
22 import org.contineo.core.LoggingManager;
23 import org.contineo.core.SessionManagement;
24 import org.contineo.core.transfer.ZipExport;
25 /**
26  *
27  * @author Michael Scholz
28  * @version 1.0
29  */
30 public class ZipExportAction extends Action {
31
32     /**
33      * @uml.property name="logger"
34      * @uml.associationEnd
35      */
36     private Logger logger;
37
38     /** Creates a new instance of StrutsAction */
39     public ZipExportAction() {
40         logger = LoggingManager.getLogger(this.getClass());
41     }
42
43     public ActionForward execute(ActionMapping mapping,
44                     ActionForm form, HttpServletRequest JavaDoc request,
45                     HttpServletResponse JavaDoc response) {
46         ActionForward actionForward = new ActionForward();
47         HttpSession JavaDoc session = request.getSession();
48         if (SessionManagement.isValid(session)) {
49             session.setAttribute("helppage", "showfoldercontent");
50             try {
51                 String JavaDoc username = (String JavaDoc)session.getAttribute("authuser");
52                 String JavaDoc menuid = request.getParameter("menuid");
53                 String JavaDoc level = request.getParameter("level");
54                 if (level == null)
55                     level = "one";
56                 ZipExport exporter = new ZipExport();
57                 if (level.equals("all"))
58                     exporter.setAllLevel(true);
59                 ByteArrayOutputStream JavaDoc bos = exporter.process(Integer.parseInt(menuid), username);
60                 response.setContentType("application/zip");
61                 response.setContentLength(bos.size());
62                 response.setHeader("Content-Disposition", "attachment;filename=ZipExport.zip");
63                 OutputStream JavaDoc os;
64                 os = response.getOutputStream();
65                 os.write(bos.toByteArray());
66                 os.flush();
67                 os.close();
68             } catch (Exception JavaDoc e) {
69                 if (logger.isEnabledFor(Level.ERROR))
70                     logger.error(e.getMessage());
71                 actionForward = mapping.findForward("error");
72             }
73         } else
74             actionForward = mapping.findForward("invalid");
75         return actionForward;
76     }
77 }
78
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