Mercurial > dive4elements > river
comparison artifacts/src/main/java/org/dive4elements/river/artifacts/datacage/templating/FixAnalysisYearXPathFunction.java @ 9232:5030c46d8cb4
Implemented xpath function that selectes the 'mean year' of a fixation-artifact.
Needs to provide the ArtifactDatabase to the builder implementation.
| author | gernotbelger |
|---|---|
| date | Fri, 06 Jul 2018 13:09:54 +0200 |
| parents | |
| children | 2d4750874c57 |
comparison
equal
deleted
inserted
replaced
| 9231:082e8e808902 | 9232:5030c46d8cb4 |
|---|---|
| 1 /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde | |
| 2 * Software engineering by | |
| 3 * Björnsen Beratende Ingenieure GmbH | |
| 4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt | |
| 5 * | |
| 6 * This file is Free Software under the GNU AGPL (>=v3) | |
| 7 * and comes with ABSOLUTELY NO WARRANTY! Check out the | |
| 8 * documentation coming with Dive4Elements River for details. | |
| 9 */ | |
| 10 package org.dive4elements.river.artifacts.datacage.templating; | |
| 11 | |
| 12 import java.util.List; | |
| 13 import java.util.UUID; | |
| 14 | |
| 15 import javax.xml.xpath.XPathFunction; | |
| 16 import javax.xml.xpath.XPathFunctionException; | |
| 17 | |
| 18 import org.apache.log4j.Logger; | |
| 19 import org.dive4elements.artifacts.CallContext; | |
| 20 import org.dive4elements.river.artifacts.FixationArtifact; | |
| 21 import org.dive4elements.river.artifacts.access.FixRealizingAccess; | |
| 22 import org.dive4elements.river.artifacts.model.fixings.FixRealizingCalculationExtended; | |
| 23 import org.dive4elements.river.utils.RiverUtils; | |
| 24 | |
| 25 /** | |
| 26 * Very specialized function the resolves the 'year' (als middle of all used events) from a fix-analysis-vollmer | |
| 27 * artifact). | |
| 28 * | |
| 29 * @author Gernot Belger | |
| 30 */ | |
| 31 public class FixAnalysisYearXPathFunction implements XPathFunction { | |
| 32 | |
| 33 public static final String ID = "fix_analysis_year"; | |
| 34 | |
| 35 public static final int ARITY = 1; | |
| 36 | |
| 37 private static Logger log = Logger.getLogger(FixAnalysisYearXPathFunction.class); | |
| 38 | |
| 39 private final CallContext context; | |
| 40 | |
| 41 public FixAnalysisYearXPathFunction(final CallContext context) { | |
| 42 this.context = context; | |
| 43 } | |
| 44 | |
| 45 @Override | |
| 46 public Object evaluate(final List args) throws XPathFunctionException { | |
| 47 | |
| 48 // FIXME: get artifact id | |
| 49 final UUID uuid = (UUID) args.get(0); | |
| 50 | |
| 51 final FixationArtifact fixation = (FixationArtifact) RiverUtils.getArtifact(uuid.toString(), this.context); | |
| 52 | |
| 53 // FIXME: fetch year | |
| 54 // final CalculationResult r = (CalculationResult) fixation.compute(this.context, ComputeType.ADVANCE, false); | |
| 55 // final FixRealizingResult frR = (FixRealizingResult) r.getData(); | |
| 56 | |
| 57 // Get W/Q input per gauge for this case. | |
| 58 final FixRealizingAccess fixAccess = new FixRealizingAccess(fixation); | |
| 59 // final List<Segment> segments = fixAccess.getSegments(); | |
| 60 // final boolean isFixRealize = (segments != null && !segments.isEmpty()); | |
| 61 | |
| 62 /* ugly but necessary to keep this logic at least a bit inside the FixRealizing stuff */ | |
| 63 final FixRealizingCalculationExtended calculation = new FixRealizingCalculationExtended(fixAccess); | |
| 64 return calculation.determineMeanYear(); | |
| 65 } | |
| 66 } |