Mercurial > dive4elements > gnv-client

annotate gnv/src/main/java/de/intevation/gnv/action/DoOutputAction.java @ 29:bba8fd97e549

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Export and Diagrammoptions integrated into GUI gnv/trunk@133 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Fri, 25 Sep 2009 07:28:49 +0000
parents 2535158e2687
children 07e9c137a2f1
rev   line source
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.action;
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5
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6 import java.io.OutputStream;
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7 import java.util.ArrayList;
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8 import java.util.Collection;
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9 import java.util.Iterator;
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10
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11 import javax.servlet.http.HttpServletRequest;
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12 import javax.servlet.http.HttpServletResponse;
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13
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14 import org.apache.log4j.Logger;
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15 import org.apache.struts.action.ActionForm;
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16 import org.apache.struts.action.ActionForward;
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17 import org.apache.struts.action.ActionMapping;
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18
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19 import de.intevation.gnv.action.sessionmodel.SessionModel;
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20 import de.intevation.gnv.action.sessionmodel.SessionModelFactory;
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21 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient;
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22 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory;
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23 import de.intevation.gnv.artifactdatabase.objects.ArtifactDescription;
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24 import de.intevation.gnv.artifactdatabase.objects.DefaultInputParameter;
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25 import de.intevation.gnv.artifactdatabase.objects.InputParameter;
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26
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27 /**
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28 * @author Tim Englich <tim.englich@intevation.de>
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29 *
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30 */
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31 public class DoOutputAction extends ArtifactDatabaseActionBase {
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32
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33 /**
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34 * the logger, used to log exceptions and additonaly information
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35 */
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36 private static Logger log = Logger.getLogger(DoOutputAction.class);
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37 /**
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38 * Constructor
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39 */
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40 public DoOutputAction() {
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41 super();
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42 }
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43
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44
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45 /**
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46 * @see de.intevation.gnv.action.ArtifactDatabaseActionBase#execute(org.apache.struts.action.ActionMapping, org.apache.struts.action.ActionForm, javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
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47 */
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48 @Override
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49 public ActionForward execute(ActionMapping mapping, ActionForm form,
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50 HttpServletRequest request, HttpServletResponse response)
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51 throws Exception {
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52 log.debug("DoOutputAction.execute");
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53 String target = request.getParameter("target");
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54 String mimeType = request.getParameter("mimetype");
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55
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56 log.debug("Target: "+target);
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57 log.debug("MimeType: "+mimeType);
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58
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59 // TODO Check if is propper;
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60
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61 SessionModel sm = SessionModelFactory.getInstance().getSessionModel(request);
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62 ArtifactDescription ad = (ArtifactDescription)sm.getCurrentArtifact();
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63 Collection<String> inputParameter = ad.getInputParameter();
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64 Collection<InputParameter> ips = null;
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65 if (inputParameter != null){
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66 ips = new ArrayList<InputParameter>(inputParameter.size());
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67 Iterator<String> it = inputParameter.iterator();
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68 while (it.hasNext()){
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69 String name = it.next();
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70 String[] values = request.getParameterValues(name);
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71 InputParameter ip = new DefaultInputParameter(name, values);
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72 ips.add(ip);
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73 }
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74 }
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75
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76 ArtifactDatabaseClient adc = ArtifactDatabaseClientFactory.getInstance().getArtifactDatabaseClient();
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77
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78 this.setHeaders(target, mimeType, response, request);
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79
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80 OutputStream outputStream = response.getOutputStream();
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81 adc.doOutput(sm.getSelectedArtifactFactory(), sm.getCurrentArtifact(), outputStream, target, mimeType, ips);
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82
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83 outputStream.flush();
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84 outputStream.close();
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85
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86 return super.execute(mapping, form, request, response);
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87 }
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88
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89 protected void setHeaders(String target, String mimeType, HttpServletResponse response, HttpServletRequest request){
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90 response.setHeader("Content-Type", mimeType);
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91 }
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92
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93
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94 }
http://dive4elements.wald.intevation.org