Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/FixDerivateFacet.java @ 3203:1b9f791937c3
Moved FixationArtifactAccess to new access package.
flys-artifacts/trunk@4820 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Thu, 28 Jun 2012 08:16:20 +0000 |
parents | cd309f8597f6 |
children | 750e98fc8b76 |
rev | line source |
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1 package de.intevation.flys.artifacts.model.fixings; |
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2 |
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3 import de.intevation.artifacts.Artifact; |
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4 import de.intevation.artifacts.CallContext; |
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5 |
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6 import de.intevation.flys.artifacts.FLYSArtifact; |
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7 |
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8 import de.intevation.flys.artifacts.access.FixationArtifactAccess; |
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9 |
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10 import de.intevation.flys.artifacts.math.fitting.Function; |
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11 import de.intevation.flys.artifacts.math.fitting.FunctionFactory; |
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12 |
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13 import de.intevation.flys.artifacts.model.CalculationResult; |
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14 import de.intevation.flys.artifacts.model.DataFacet; |
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15 import de.intevation.flys.artifacts.model.FacetTypes; |
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16 import de.intevation.flys.artifacts.model.Parameters; |
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17 |
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18 import de.intevation.flys.artifacts.states.DefaultState.ComputeType; |
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19 |
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20 import org.apache.log4j.Logger; |
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21 |
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22 |
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23 /** |
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24 * Facet to show the W|Q values. |
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25 * |
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26 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> |
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27 */ |
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28 public class FixDerivateFacet |
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29 extends DataFacet |
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30 implements FacetTypes { |
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31 |
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32 /** House logger. */ |
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33 private static Logger logger = Logger.getLogger(FixDerivateFacet.class); |
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34 |
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35 |
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36 /** Trivial Constructor. */ |
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37 public FixDerivateFacet() { |
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38 } |
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39 |
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40 |
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41 /** |
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42 * @param name |
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43 */ |
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44 public FixDerivateFacet(String name, String description) { |
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45 super(0, name, description, ComputeType.ADVANCE, null, null); |
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46 } |
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47 |
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48 public FixDerivateFacet(int index, String name, String description) { |
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49 super(index, name, description, ComputeType.ADVANCE, null, null); |
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50 } |
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51 |
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52 |
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53 /** |
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54 * Returns the data this facet requires. |
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55 * |
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56 * @param artifact the owner artifact. |
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57 * @param context the CallContext (ignored). |
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58 * |
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59 * @return the data. |
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60 */ |
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61 @Override |
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62 public Object getData(Artifact artifact, CallContext context) { |
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63 logger.debug("FixDerivateFacet.getData"); |
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64 if (artifact instanceof FLYSArtifact) { |
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65 FLYSArtifact flys = (FLYSArtifact)artifact; |
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66 FixationArtifactAccess access = new FixationArtifactAccess(flys); |
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67 |
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68 CalculationResult res = |
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69 (CalculationResult) flys.compute(context, |
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70 ComputeType.ADVANCE, |
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71 false); |
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72 |
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73 FixResult result = (FixResult) res.getData(); |
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74 double currentKm = |
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75 ((Double)context.getContextValue("currentKm")).doubleValue(); |
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76 |
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77 String function = access.getFunction(); |
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78 Function ff = FunctionFactory.getInstance().getFunction(function); |
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79 Function.Derivative fd = ff.getDerivative(); |
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80 |
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81 Parameters params = result.getParameters(); |
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82 double maxQ = FixFacetUtils.getMaxQ(params, currentKm); |
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83 |
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84 String[] paramNames = ff.getParameterNames(); |
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85 |
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86 double[] coeffs = params.interpolate("km", currentKm, paramNames); |
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87 if(coeffs == null) { |
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88 logger.warn("getData: coeffs == null"); |
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89 return null; |
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90 } |
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91 |
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92 de.intevation.flys.artifacts.math.Function mf = |
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93 fd.instantiate(coeffs); |
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94 |
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95 FixFunction fix = new FixFunction( |
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96 "", |
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97 ff.getDescription(), |
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98 mf, |
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99 maxQ); |
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100 |
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101 return fix; |
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102 } |
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103 else { |
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104 logger.debug("Not an instance of FixationArtifact."); |
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105 return null; |
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106 } |
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107 } |
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108 |
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109 |
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110 /** |
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111 * Create a deep copy of this Facet. |
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112 * @return a deep copy. |
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113 */ |
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114 @Override |
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115 public FixDerivateFacet deepCopy() { |
22da13d1b180
Added facet for derivate curve and fixed facet names.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff
changeset
|
116 FixDerivateFacet copy = new FixDerivateFacet(); |
22da13d1b180
Added facet for derivate curve and fixed facet names.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff
changeset
|
117 copy.set(this); |
22da13d1b180
Added facet for derivate curve and fixed facet names.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff
changeset
|
118 return copy; |
22da13d1b180
Added facet for derivate curve and fixed facet names.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff
changeset
|
119 } |
22da13d1b180
Added facet for derivate curve and fixed facet names.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff
changeset
|
120 } |
22da13d1b180
Added facet for derivate curve and fixed facet names.
Raimund Renkert <raimund.renkert@intevation.de>
parents:
diff
changeset
|
121 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |