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annotate gnv/src/main/java/de/intevation/gnv/action/ChangeOptionsAction.java @ 157:013d47662161

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Switched the Communication for Describe-Calls to the artifact-database from get to post. Added the possibility to tell the artifact-database that the ui should not be delivered in describe-responses. gnv/trunk@285 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Thu, 05 Nov 2009 14:53:24 +0000
parents 23a4f196d7d6
children 890d7a41ab93
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.util.Collection;
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7 import java.util.Iterator;
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8
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9 import javax.servlet.http.HttpServletRequest;
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10 import javax.servlet.http.HttpServletResponse;
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11
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12 import org.apache.log4j.Logger;
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13 import org.apache.struts.action.ActionForm;
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14 import org.apache.struts.action.ActionForward;
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15 import org.apache.struts.action.ActionMapping;
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16 import org.w3c.dom.Node;
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17
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18 import de.intevation.gnv.action.sessionmodel.DiagrammOptions;
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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.OutputMode;
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25 import de.intevation.gnv.artifactdatabase.objects.OutputParameter;
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26 import de.intevation.gnv.util.XMLUtils;
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27 import de.intevation.gnv.util.XSLTransformer;
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28
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29 /**
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30 * @author Tim Englich <tim.englich@intevation.de>
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31 *
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32 */
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33 public class ChangeOptionsAction extends ArtifactDatabaseActionBase {
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34 /**
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35 * the logger, used to log exceptions and additonaly information
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36 */
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37 private static Logger log = Logger.getLogger(ChangeOptionsAction.class);
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38
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39 /**
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40 * Constructor
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41 */
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42 public ChangeOptionsAction() {
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43 super();
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44 }
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45
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46 @Override
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47 public ActionForward execute(ActionMapping mapping, ActionForm form,
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48 HttpServletRequest request,
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49 HttpServletResponse response) throws Exception {
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50 log.debug("NextArtifactStepAction.execute");
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51 try {
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52 SessionModel sm = SessionModelFactory.getInstance()
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53 .getSessionModel(request);
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54
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55 String target = request.getParameter("target");
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56 OutputMode outputMode = sm.getOutputMode(target);
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57 if (outputMode != null) {
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58
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59 Collection<OutputParameter> op = outputMode
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60 .getOutputParameters();
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61 if (op != null) {
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62 Iterator<OutputParameter> it = op.iterator();
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63 DiagrammOptions diagrammOptions = new DiagrammOptions();
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64 while (it.hasNext()) {
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65 OutputParameter parameter = it.next();
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66 diagrammOptions.setValue(parameter.getName(), request
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67 .getParameter(parameter.getName()));
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68
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69 }
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70 sm.setDiagrammOptions(diagrammOptions);
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71 }
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72 }
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73
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74 ArtifactDescription ad = sm.getArtifactDescription();
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75 ArtifactDatabaseClient adc = ArtifactDatabaseClientFactory
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76 .getInstance()
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77 .getArtifactDatabaseClient(getLocale(request));
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78
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79 ArtifactDescription artifactDescription = adc
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80 .getCurrentStepDescription(sm.getSelectedArtifactFactory(),
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81 sm.getCurrentArtifact(),
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82 true);
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83
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84 Node currentUI = artifactDescription.getCurrentUI();
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85 XSLTransformer transformer = new XSLTransformer();
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86 String ui = transformer.transform(new XMLUtils().getNodeXPath(
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87 currentUI, "dynamic"), "UTF-8", request
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88 .getRealPath("WEB-INF/config/templates/describe-ui.xsl"));
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89
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90 request.setAttribute("ui", ui);
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91
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92 String staticUI = transformer
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93 .transform(
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94 new XMLUtils().getNodeXPath(currentUI, "static"),
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95 "UTF-8",
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96 request
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97 .getRealPath("WEB-INF/config/templates/describe-ui-static.xsl"));
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98 request.setAttribute("staticui", staticUI);
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99 request.setAttribute("furthertargets",
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100 (ad.getReachableStates() != null && !ad
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101 .getReachableStates().isEmpty()));
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102
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103 if (ad.getReachableStates() != null
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104 && !ad.getReachableStates().isEmpty()) {
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105 } else {
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106 request.setAttribute("diagramm", true);
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107 }
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108 return super.execute(mapping, form, request, response);
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109 } catch (Exception e) {
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110 log.error(e, e);
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111 request.setAttribute(
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112 CommunicationKeys.REQUEST_EXCEPTION_MESSAGE_ID, e
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113 .getMessage());
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114 return super.getExceptionForward(mapping);
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115 }
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116 }
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118 }
http://dive4elements.wald.intevation.org