Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/DifferenceCurveFacet.java @ 8548:0011508d2f9d

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(issue1754) Gracefully handle empty differenc results (e.g from km 0,001 to 0,002)
author Andre Heinecke <andre.heinecke@intevation.de>
date Mon, 16 Feb 2015 15:27:39 +0100
parents e4606eae8ea5
children 0beb34d55630
rev   line source
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4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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Sascha L. Teichmann <teichmann@intevation.de>
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2 * Software engineering by Intevation GmbH
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Sascha L. Teichmann <teichmann@intevation.de>
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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8
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Sascha L. Teichmann <teichmann@intevation.de>
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9 package org.dive4elements.river.artifacts.model;
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10
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11 import org.apache.log4j.Logger;
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12
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13 import org.dive4elements.artifactdatabase.state.Facet;
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14 import org.dive4elements.artifacts.Artifact;
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15 import org.dive4elements.artifacts.CallContext;
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16 import org.dive4elements.river.artifacts.WINFOArtifact;
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0011508d2f9d (issue1754) Gracefully handle empty differenc results (e.g from km 0,001 to 0,002)
Andre Heinecke <andre.heinecke@intevation.de>
parents: 8202
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17 import org.dive4elements.river.artifacts.model.WKmsImpl;
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18 import org.dive4elements.river.artifacts.states.DefaultState.ComputeType;
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19
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20
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21 /**
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22 * Facet with the curve of a subtraction of two waterlevel-lines.
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23 * TODO inherit directly from DataFacet? Check whether this Facet is obsolete.
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24 */
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25 public class DifferenceCurveFacet extends WaterlevelFacet {
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26
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27 private static Logger log = Logger.getLogger(DifferenceCurveFacet.class);
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28
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29
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30 public DifferenceCurveFacet() {
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31 }
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32
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33 public DifferenceCurveFacet(
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34 int index,
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35 String name,
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36 String description,
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37 ComputeType type,
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38 String stateID,
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39 String hash
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40
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41 ) {
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42 super(index, name, description, type, stateID, hash);
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43 }
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44
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45 /**
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46 * Get difference curve data.
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47 * @return a WKms at given index.
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48 */
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49 @Override
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50 public Object getData(Artifact artifact, CallContext context) {
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51 WINFOArtifact winfo = (WINFOArtifact)artifact;
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52
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53 CalculationResult res = (CalculationResult)
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54 winfo.compute(context, hash, stateId, type, false);
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55
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56 WKms [] wkms = (WKms [])res.getData();
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57
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 8202
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58 if (wkms.length > 0) {
0011508d2f9d (issue1754) Gracefully handle empty differenc results (e.g from km 0,001 to 0,002)
Andre Heinecke <andre.heinecke@intevation.de>
parents: 8202
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59 WKms result = wkms[index];
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 8202
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60 log.debug("Got difference curve data (" + result.getName()
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parents: 8202
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61 + ") at index: " + index);
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parents: 8202
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62 return result;
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parents: 8202
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63 } else {
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parents: 8202
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64 log.debug("Empty difference facet.");
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parents: 8202
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65 return new WKmsImpl();
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parents: 8202
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66 }
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67 }
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68
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69
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70 /** Copy deeply. */
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71 @Override
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72 public Facet deepCopy() {
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73 WaterlevelFacet copy = new DifferenceCurveFacet();
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74 copy.set(this);
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75 copy.type = type;
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76 copy.stateId = stateId;
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77 copy.hash = hash;
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78 return copy;
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79 }
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80 }
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81 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org