Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/WDifferencesState.java @ 1171:a3108f0a2fe7

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Bugfix: merge facets for the Collection's attribute only if the new and old facet's name and owner artifact are equal. flys-artifacts/trunk@2736 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Wed, 14 Sep 2011 10:04:19 +0000
parents 9bdf738abbad
children 2490d6ef394e
rev   line source
1151
08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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1 package de.intevation.flys.artifacts.states;
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2
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3 import java.util.List;
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4
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5 import org.apache.log4j.Logger;
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6
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7 import de.intevation.artifacts.CallContext;
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8
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9 import de.intevation.artifactdatabase.state.Facet;
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10
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11 import de.intevation.flys.artifacts.FLYSArtifact;
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12 import de.intevation.flys.artifacts.WINFOArtifact;
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13
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14 import de.intevation.flys.artifacts.math.WKmsOperation;
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15
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16 import de.intevation.flys.artifacts.model.FacetTypes;
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17 import de.intevation.flys.artifacts.model.WKms;
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18 import de.intevation.flys.artifacts.model.WQKms;
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19
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20 import de.intevation.flys.artifacts.model.DataFacet;
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21
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22 import de.intevation.flys.utils.FLYSUtils;
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23
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24
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25 public class WDifferencesState
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26 extends DefaultState
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27 implements FacetTypes
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28 {
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29 /** The logger that is used in this state. */
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30 private static Logger logger = Logger.getLogger(WDifferencesState.class);
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31
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32 public WDifferencesState() {
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33 }
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34
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35
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36 /** Specify to display a datacage_twin_panel. */
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37 @Override
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38 protected String getUIProvider() {
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39 return "datacage_twin_panel";
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40 }
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41
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42
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43 @Override
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44 public Object computeAdvance(
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45 FLYSArtifact artifact,
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46 String hash,
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47 CallContext context,
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48 List<Facet> facets,
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49 Object old
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50 ) {
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51 WINFOArtifact winfo = (WINFOArtifact)artifact;
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52
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53 // Get a data item (uuids) or parameterization of the respective
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54 // artifacts.
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55 // TODO Fix, choose artifacts/parameterization dynamically.
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56 WINFOArtifact flys1 = (WINFOArtifact) FLYSUtils.getArtifact(
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57 //"a110a16d-d155-4115-ab0d-c4c61101c9cb", //Collection
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58 "a0ec533f-b05b-4dcd-9db3-7850686f90a2",
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59 context);
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60 WINFOArtifact flys2 = (WINFOArtifact) FLYSUtils.getArtifact(
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61 //"8ebb696d-771a-4540-bd18-15e19744a6e2", //Collection
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62 "ce5a2c4e-3f9c-4c4d-a35c-109dd8670992",
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63 context);
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64
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65 if (flys1 == null) {
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66 logger.warn("One of the artifacts (1) for diff calculation could not be loaded");
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67 }
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68 if (flys2 == null) {
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69 logger.warn("One of the artifacts (2) for diff calculation could not be loaded");
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70 }
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71 WKms wkms = null;
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72 String facetName = "diff ()";
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73
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74 if (flys1 != null && flys2 != null) {
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75 // TODO also check size.
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76 // TODO also need index of wqkms.
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77 WQKms[] minuend = (WQKms[]) flys1.getWaterlevelData().getData();
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78 WQKms[] subtrahend = (WQKms[]) flys2.getWaterlevelData().getData();
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79 wkms = WKmsOperation.SUBTRACTION.operate(minuend[0], subtrahend[0]);
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80 facetName = "W ("+minuend[0].getName() + ") - W (" + subtrahend[0].getName()+")";
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81 logger.warn("Did a WKMSSubtraction");
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82 }
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83
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84 if (facets != null) {
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85 // TODO: pass computetype and state id.
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86 //, ComputeType.ADVANCE, getID(), hash));
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87 facets.add(new DataFacet(W_DIFFERENCES, facetName));
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88 facets.add(new DataFacet(CSV, "CSV data"));
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89 }
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90 else {
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91 logger.debug("Not adding facets in WDifferencesState.");
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92 }
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93
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94 return wkms;
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95 }
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96 }
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97 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org