annotate artifacts/src/main/java/org/dive4elements/river/exports/injector/PNPInjector.java @ 8304:c4bd57172aa7

Added injector for PNP.
author Raimund Renkert <rrenkert@intevation.de>
date Mon, 22 Sep 2014 17:10:23 +0200
parents
children 10917ec29625
rev   line source
8304
c4bd57172aa7 Added injector for PNP.
Raimund Renkert <rrenkert@intevation.de>
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1 package org.dive4elements.river.exports.injector;
c4bd57172aa7 Added injector for PNP.
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2
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3 import org.dive4elements.artifacts.Artifact;
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4 import org.dive4elements.artifacts.CallContext;
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5 import org.dive4elements.artifacts.ContextInjector;
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6 import org.dive4elements.river.artifacts.D4EArtifact;
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7 import org.dive4elements.river.artifacts.access.RiverAccess;
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8 import org.dive4elements.river.model.Gauge;
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9 import org.w3c.dom.Document;
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10 import org.w3c.dom.Element;
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11
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12 import static org.dive4elements.river.exports.injector.InjectorConstants.CURRENT_KM;
c4bd57172aa7 Added injector for PNP.
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13 import static org.dive4elements.river.exports.injector.InjectorConstants.PNP;
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14 import static org.dive4elements.river.exports.injector.InjectorConstants.GAUGE_EPSILON;
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15
c4bd57172aa7 Added injector for PNP.
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16 public class PNPInjector
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17 implements ContextInjector
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18 {
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19
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20 @Override
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21 public void setup(Element cfg) {
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22 // TODO Auto-generated method stub
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23
c4bd57172aa7 Added injector for PNP.
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24 }
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25
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26 @Override
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Raimund Renkert <rrenkert@intevation.de>
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27 public void injectContext(
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28 CallContext ctx,
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29 Artifact artifact,
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30 Document request
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31 ) {
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Raimund Renkert <rrenkert@intevation.de>
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32 Object currentKm = ctx.getContextValue(CURRENT_KM);
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Raimund Renkert <rrenkert@intevation.de>
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33 if (currentKm == null) {
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Raimund Renkert <rrenkert@intevation.de>
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34 return;
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35 }
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36
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37 RiverAccess access = new RiverAccess((D4EArtifact)artifact);
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Raimund Renkert <rrenkert@intevation.de>
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38 Double km = (Double)currentKm;
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39 Gauge gauge =
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Raimund Renkert <rrenkert@intevation.de>
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40 access.getRiver().determineGaugeByStation(
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41 km - GAUGE_EPSILON,
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42 km + GAUGE_EPSILON);
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43
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Raimund Renkert <rrenkert@intevation.de>
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44 if (gauge == null) {
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Raimund Renkert <rrenkert@intevation.de>
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45 return;
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Raimund Renkert <rrenkert@intevation.de>
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46 }
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Raimund Renkert <rrenkert@intevation.de>
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47 ctx.putContextValue(PNP, gauge.getDatum());
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48 }
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49
c4bd57172aa7 Added injector for PNP.
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50 }

http://dive4elements.wald.intevation.org