Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/CollectionMonitor.java @ 987:82ef338fee91

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Datacage: Add collections at initial scan. flys-artifacts/trunk@2419 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 28 Jul 2011 15:34:26 +0000
parents 79251b1d47da
children b81626b10cb7
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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25 import de.intevation.flys.artifacts.services.meta.DataCage;
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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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35
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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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41
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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 = getDataCageParameters(flys, context);
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62
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63 DataCage dc = DataCage.getInstance();
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64 dc.recommend(flys, outs, params, recommended);
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65 }
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66
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67
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68 public static String[] extractOutputNames(
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69 FLYSArtifact flys,
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70 CallContext context)
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71 {
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72 List<Output> outs = flys.getCurrentOutputs(context);
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73 String[] names = new String[outs.size()];
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74
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75 for (int i = 0, num = outs != null ? outs.size() : 0; i < num; i++) {
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76 names[i] = outs.get(i).getName();
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77 }
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78
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79 return names;
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80 }
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82
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83 protected Map<String, Object> getDataCageParameters(
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84 FLYSArtifact flys,
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85 CallContext context)
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86 {
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87 Map<String, Object> params = new HashMap<String, Object>(1);
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88 params.put("recommended", "true");
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89
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90 return params;
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91 }
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92 }
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93 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org