Mercurial > dive4elements > gnv-client

annotate gnv/src/main/java/de/intevation/gnv/action/StoreAction.java @ 690:254f062e334b

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Added JavaDoc. gnv/trunk@908 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 12 Apr 2010 16:45:16 +0000
parents 57fa8019fbdc
children af22fa5567a6
rev   line source
670
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1 package de.intevation.gnv.action;
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2
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3 import de.intevation.gnv.action.sessionmodel.SessionModel;
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4 import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
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5
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6 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient;
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7 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory;
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8
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9 import de.intevation.gnv.artifactdatabase.objects.ArtifactObject;
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10
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11 import java.io.OutputStream;
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12
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13 import javax.servlet.http.HttpServletRequest;
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14 import javax.servlet.http.HttpServletResponse;
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15
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16 import org.apache.log4j.Logger;
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17
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18 import org.apache.struts.action.ActionForm;
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19 import org.apache.struts.action.ActionForward;
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20 import org.apache.struts.action.ActionMapping;
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21
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22 /**
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23 * This controller is used to save the current artifact to an xml file. A file
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24 * dialog is opened to save the file to the local disk.
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25 *
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26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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27 */
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28 public class StoreAction extends ArtifactDatabaseActionBase {
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29
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30 public static final String RESOURCE_DOWNLOAD_FAILURE = "no.artifact.chosen";
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31
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32 private static Logger logger = Logger.getLogger(StoreAction.class);
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33
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34 public StoreAction() {
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35 super();
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36 }
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37
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38 public ActionForward execute(
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39 ActionMapping mapping,
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40 ActionForm form,
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41 HttpServletRequest request,
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42 HttpServletResponse response)
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43 throws Exception
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44 {
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45 SessionModelFactory sf = SessionModelFactory.getInstance();
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46 SessionModel sm = sf.getSessionModel(request);
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47
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48 ArtifactDatabaseClientFactory adcf =
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49 ArtifactDatabaseClientFactory.getInstance();
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50 ArtifactDatabaseClient adc =
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51 adcf.getArtifactDatabaseClient(getLocale(request));
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52 ArtifactObject artifact = sm.getCurrentArtifact();
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53
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54 // no artifact set at the moment (which means, the user didn't select a
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55 // fis yet.
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56 if (artifact == null) {
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57 logger.warn("No artifact/fis selected yet.");
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58
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59 request.setAttribute(
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60 CommunicationKeys.REQUEST_EXCEPTION_PROJECT,
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61 RESOURCE_DOWNLOAD_FAILURE);
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62
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63 return super.execute(mapping, form, request, response);
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64 }
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65
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66 logger.info("Export artifact " + artifact.getId());
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67 setHeaders(response, artifact.getId());
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68
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69 OutputStream out = response.getOutputStream();
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70 adc.doExport(
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71 sm.getSelectedArtifactFactory(),
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72 artifact,
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73 out);
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74
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75 out.flush();
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76 out.close();
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77
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78 return null;
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79 }
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80
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81 protected void setHeaders(HttpServletResponse response, String uuid) {
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82 String filename = "GNVArtefakt_" + uuid + ".xml";
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83
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84 response.setHeader("Content-Type", "application/xml");
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85 response.setHeader(
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86 "Content-Disposition",
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87 "attachment;filename=" + filename);
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88 }
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89 }
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90 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org