Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/QSectorFacet.java @ 6152:0587819960c3

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Waterlevel differences & bed height differences: Add new model LinearInterpolated intented to unify the two very similiar calculations. The focus of the current implementation is correctness and not speed! The fact that the data sets more mostly sorted by station is not exploited. Doing so would improve performance significantly.
author Sascha L. Teichmann <teichmann@intevation.de>
date Sun, 02 Jun 2013 17:52:53 +0200
parents af13ceeba52a
children e4606eae8ea5
rev   line source
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Sascha L. Teichmann <teichmann@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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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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8
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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.artifacts.Artifact;
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14 import org.dive4elements.artifacts.CallContext;
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15
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16 import org.dive4elements.river.artifacts.QSectorArtifact;
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17
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18 import org.dive4elements.artifactdatabase.state.DefaultFacet;
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19 import org.dive4elements.artifactdatabase.state.Facet;
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20
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21
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22 /**
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23 * Facet to access QSector that where added by user.
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24 */
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25 public class QSectorFacet
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26 extends DefaultFacet
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27 {
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28 /** Logger for this class. */
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29 private static final Logger logger = Logger.getLogger(QSectorFacet.class);
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30
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31
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32 /**
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33 * Trivial Constructor.
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34 */
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35 public QSectorFacet() {
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36 }
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37
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38
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39 /**
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40 * Trivial Constructor for a QSectorFacet.
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41 *
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42 * @param index Database-Index to use.
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43 * @param name Name (~type) of Facet.
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44 * @param description Description of Facet.
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45 */
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46 public QSectorFacet(int index, String name, String description) {
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47 super(index, name, description);
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48 }
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49
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50
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51 /**
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52 * Get List of QSector for river from Artifact.
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53 *
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54 * @param artifact (QSector-)Artifact to query for list of QSector.
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55 * @param context Ignored.
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56 */
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57 @Override
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58 public Object getData(Artifact artifact, CallContext context) {
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59 QSectorArtifact qsectorArtifact = (QSectorArtifact) artifact;
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60 if (qsectorArtifact == null || context == null ||
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61 context.getContextValue("currentKm") == null) {
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62 logger.error("No artifact, context or currentKm in QSectorFacet");
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63 return null;
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64 }
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65 double currentKm =
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66 ((Double)context.getContextValue("currentKm")).doubleValue();
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67 return qsectorArtifact.getQSectors(currentKm, context);
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68 }
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69
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70
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71 /** Do a deep copy. */
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72 @Override
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73 public Facet deepCopy() {
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74 QSectorFacet copy = new QSectorFacet();
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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 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org