Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/ReferenceCurveFacet.java @ 2678:d35e37b6a211

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Fix issue620: synchron navigation at impossible km. flys-artifacts/trunk@4376 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Thu, 10 May 2012 09:13:33 +0000
parents dce0cc856357
children ba15eb120a02
rev   line source
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1 package de.intevation.flys.artifacts.model;
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2
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3 import java.util.List;
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4 import java.util.Collections;
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5
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6 import de.intevation.artifactdatabase.state.Facet;
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7
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8 import de.intevation.artifacts.Artifact;
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9 import de.intevation.artifacts.CallContext;
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10
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11 import de.intevation.flys.artifacts.FLYSArtifact;
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12
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13 import de.intevation.flys.artifacts.states.DefaultState.ComputeType;
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14
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15 import org.apache.log4j.Logger;
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16
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fdeb6d61c24c Cosmetics.
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17 /** Facet for W-over-Ws. */
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18 public class ReferenceCurveFacet
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19 extends DataFacet
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20 {
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21 private static Logger log = Logger.getLogger(ReferenceCurveFacet.class);
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22
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23 public static final String CONTEXT_KEY = "reference.curve.axis.scale";
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24
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25 public ReferenceCurveFacet() {
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26 }
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27
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28 public ReferenceCurveFacet(int index, String name, String description) {
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29 super(index, name, description, ComputeType.ADVANCE, null, null);
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30 }
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31
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32 public ReferenceCurveFacet(
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33 int index,
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34 String name,
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35 String description,
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36 ComputeType type,
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37 String stateID,
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38 String hash
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39 ) {
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40 super(index, name, description, type, hash, stateID);
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41 }
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42
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43 public Object getData(Artifact artifact, CallContext context) {
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44
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45 if (log.isDebugEnabled()) {
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46 log.debug("Get data for reference curve at index: " + index +
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47 " /stateId: " + stateId);
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48 }
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49
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50 return getWWQQ(artifact, context);
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51 }
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52
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53 protected WWQQ getWWQQ(Artifact artifact, CallContext context) {
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54 FLYSArtifact winfo = (FLYSArtifact)artifact;
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55
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56 CalculationResult res = (CalculationResult)
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57 winfo.compute(context, hash, stateId, type, false);
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58
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59 return ((WWQQ [])res.getData())[index];
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60 }
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61
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62 @Override
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63 public void set(Facet other) {
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64 super.set(other);
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65 ReferenceCurveFacet o = (ReferenceCurveFacet)other;
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66 type = o.type;
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67 hash = o.hash;
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68 stateId = o.stateId;
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69 }
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70
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71 /** Copy deeply. */
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72 @Override
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73 public Facet deepCopy() {
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74 ReferenceCurveFacet copy = new ReferenceCurveFacet();
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75 copy.set(this);
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76 return copy;
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77 }
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78
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79 @Override
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80 public List getDataProviderKeys(Artifact art, CallContext context) {
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81
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82 // compute / get data
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83 Object obj = context.getContextValue(CONTEXT_KEY);
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84
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85 if (!(obj instanceof WWAxisTypes)) {
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86 obj = new WWAxisTypes(getWWQQ(art, context));
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87 context.putContextValue(CONTEXT_KEY, obj);
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88 }
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89 else {
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90 ((WWAxisTypes)obj).classify(getWWQQ(art, context));
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91 }
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92
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93 return Collections.emptyList();
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94 }
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95 }
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96 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org