Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/CollectionMonitor.java @ 2089:0da8874bd378

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Added initial state to map artifact to be able to advance and step back. The map artifact overrides describe() to have the complete UI information in the describe response document. flys-artifacts/trunk@3613 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Fri, 06 Jan 2012 12:02:10 +0000
parents 94871b7ce9e9
children e8fc770d2f8c
rev   line source
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1 package de.intevation.flys.artifacts;
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2
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3 import java.util.HashMap;
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4 import java.util.List;
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5 import java.util.Map;
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6
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7 import javax.xml.xpath.XPathConstants;
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8
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9 import org.apache.log4j.Logger;
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10
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11 import org.w3c.dom.Document;
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12 import org.w3c.dom.Element;
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13 import org.w3c.dom.Node;
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14
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15 import de.intevation.artifacts.Artifact;
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16 import de.intevation.artifacts.ArtifactNamespaceContext;
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17 import de.intevation.artifacts.CallContext;
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18 import de.intevation.artifacts.Hook;
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19
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20 import de.intevation.artifacts.common.utils.XMLUtils;
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21 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
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22
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23 import de.intevation.artifactdatabase.state.Output;
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24
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25 import de.intevation.flys.artifacts.datacage.Recommendations;
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28 public class CollectionMonitor implements Hook {
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29
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30 public static final String XPATH_RESULT = "/art:result";
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32
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33 private static final Logger logger =
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34 Logger.getLogger(CollectionMonitor.class);
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36
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37 @Override
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38 public void setup(Node cfg) {
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39 }
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42 @Override
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43 public void execute(Artifact artifact, CallContext context, Document doc) {
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44 FLYSArtifact flys = (FLYSArtifact) artifact;
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45
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46 Element result = (Element) XMLUtils.xpath(
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47 doc,
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48 XPATH_RESULT,
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49 XPathConstants.NODE,
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50 ArtifactNamespaceContext.INSTANCE);
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51
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52 ElementCreator creator = new ElementCreator(
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53 doc,
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54 ArtifactNamespaceContext.NAMESPACE_URI,
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55 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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56
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57 Element recommended = creator.create("recommended-artifacts");
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58 result.appendChild(recommended);
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59
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60 String[] outs = extractOutputNames(flys, context);
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61 Map<String, Object> params = getNoneUserSpecificParameters(flys, context);
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62
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63 Recommendations rec = Recommendations.getInstance();
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64 rec.recommend(flys, null, outs, params, recommended);
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65 }
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66
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67
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68 /**
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69 * Get outputnames from current state (only the ones for which
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70 * facets exist).
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71 */
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72 public static String[] extractOutputNames(
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73 FLYSArtifact flys,
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74 CallContext context)
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75 {
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76 List<Output> outs = flys.getCurrentOutputs(context);
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77
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78 int num = outs == null ? 0 : outs.size();
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79
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80 String[] names = new String[num];
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81
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82 for (int i = 0; i < num; i++) {
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83 names[i] = outs.get(i).getName();
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84 }
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85
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86 return names;
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87 }
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90 protected Map<String, Object> getNoneUserSpecificParameters(
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91 FLYSArtifact flys,
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92 CallContext context)
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93 {
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94 Map<String, Object> params = new HashMap<String, Object>(1);
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95 params.put("recommended", "true");
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96
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97 return params;
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98 }
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99 }
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100 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org