Mercurial > dive4elements > gnv-client
annotate gnv/src/main/java/de/intevation/gnv/action/mapviewer/MapViewerCallAction.java @ 558:8032da9e8b70
Added further business logic for the MapViewer-Interface
gnv/trunk@654 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Mon, 01 Feb 2010 15:08:39 +0000 |
parents | b88e881e8e94 |
children | 4df3347d6d1d |
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1 package de.intevation.gnv.action.mapviewer; |
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2 |
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3 import java.io.ByteArrayInputStream; |
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4 import java.io.InputStream; |
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5 import java.util.ArrayList; |
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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 |
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17 import de.intevation.gnv.action.ArtifactDatabaseActionBase; |
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18 import de.intevation.gnv.action.mapviewer.parser.ExternalCallParser; |
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19 import de.intevation.gnv.action.mapviewer.parser.XMLExternalCallParser; |
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20 import de.intevation.gnv.action.sessionmodel.SessionModel; |
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21 import de.intevation.gnv.action.sessionmodel.SessionModelFactory; |
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22 import de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClientFactory; |
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23 import de.intevation.gnv.artifactdatabase.objects.ArtifactObject; |
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24 import de.intevation.gnv.artifactdatabase.objects.map.MapService; |
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25 |
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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 MapViewerCallAction 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(MapViewerCallAction.class); |
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37 |
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38 /** |
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39 * Constructor |
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40 */ |
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41 public MapViewerCallAction() { |
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42 super(); |
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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, |
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51 HttpServletResponse response) throws Exception { |
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52 log.debug("MapViewerCallAction.execute"); |
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53 InputStream inputStream = null; |
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54 String documentvalue = request.getParameter("document"); |
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55 if (documentvalue != null){ |
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56 inputStream = new ByteArrayInputStream(documentvalue.getBytes()); |
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57 }else{ |
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58 inputStream = request.getInputStream(); |
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59 } |
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60 |
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61 if (inputStream != null){ |
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62 try { |
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63 ExternalCallParser ecp = new XMLExternalCallParser(inputStream); |
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64 ecp.parse(); |
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65 String geometry = ecp.getGeometry(); |
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66 String srs = ecp.getSRS(); |
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67 Collection<MapService> mapServices = ecp.getMapServices(); |
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68 |
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69 Collection<ArtifactObject> availableFactories = |
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70 ArtifactDatabaseClientFactory |
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71 .getInstance() |
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72 .getArtifactDatabaseClient(getLocale(request)) |
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73 .getArtifactFactoryMetaInformation(mapServices, |
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74 geometry, |
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75 srs); |
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76 |
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77 Collection<ArtifactObject> providedFactories = |
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78 ArtifactDatabaseClientFactory |
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79 .getInstance() |
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80 .getArtifactDatabaseClient(getLocale(request)) |
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81 .getArtifactFactories(); |
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82 |
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83 // Sort out which ArtifactFactories should not be used. |
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84 Collection<ArtifactObject> usedFactories = |
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85 new ArrayList<ArtifactObject>(availableFactories.size()); |
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86 |
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87 Iterator<ArtifactObject> it = availableFactories.iterator(); |
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88 while (it.hasNext()){ |
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89 ArtifactObject ao = it.next(); |
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90 if (providedFactories.contains(ao)){ |
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91 usedFactories.add(ao); |
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92 } |
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93 } |
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94 |
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95 SessionModel sm = SessionModelFactory |
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96 .getInstance() |
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97 .getSessionModel(request); |
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98 sm.resetModel(); |
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99 sm.setArtifacteFactories(usedFactories); |
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100 } catch (Exception e) { |
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101 log.error(e,e); |
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102 } |
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103 }else{ |
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104 log.error("Kein Anfragedokument übergeben."); |
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105 } |
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106 return super.execute(mapping, form, request, response); |
b88e881e8e94
Added the first Implementation (not complete and not ready to use) for the Interface from the MapViewer to the GNV
Tim Englich <tim.englich@intevation.de>
parents:
diff
changeset
|
107 } |
b88e881e8e94
Added the first Implementation (not complete and not ready to use) for the Interface from the MapViewer to the GNV
Tim Englich <tim.englich@intevation.de>
parents:
diff
changeset
|
108 |
b88e881e8e94
Added the first Implementation (not complete and not ready to use) for the Interface from the MapViewer to the GNV
Tim Englich <tim.englich@intevation.de>
parents:
diff
changeset
|
109 } |