Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/injector/DischargeInjector.java @ 8326:10917ec29625

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Inject current km and pnp into the context used to calculate W in cm at gauge.
author Raimund Renkert <rrenkert@intevation.de>
date Thu, 25 Sep 2014 17:23:12 +0200
parents b5bef15c982e
children 31272d799dad
rev   line source
8251
c7ca9c228314 Added context injectors for discharge curves.
Raimund Renkert <rrenkert@intevation.de>
parents:
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1 package org.dive4elements.river.exports.injector;
c7ca9c228314 Added context injectors for discharge curves.
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2
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3 import org.apache.log4j.Logger;
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4 import org.dive4elements.artifacts.Artifact;
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5 import org.dive4elements.artifacts.CallContext;
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6 import org.dive4elements.artifacts.ContextInjector;
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7 import org.dive4elements.river.artifacts.D4EArtifact;
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8 import org.dive4elements.river.artifacts.access.RangeAccess;
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9 import org.dive4elements.river.model.Gauge;
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10 import org.w3c.dom.Document;
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11 import org.w3c.dom.Element;
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12
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13 import static org.dive4elements.river.exports.injector.InjectorConstants.CURRENT_KM;
c7ca9c228314 Added context injectors for discharge curves.
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14 import static org.dive4elements.river.exports.injector.InjectorConstants.GAUGE_EPSILON;;
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15
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16
c7ca9c228314 Added context injectors for discharge curves.
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17 public class DischargeInjector
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18 implements ContextInjector
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19 {
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20
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21 private static Logger log = Logger.getLogger(DischargeInjector.class);
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22
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23 @Override
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24 public void setup(Element cfg) {
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25 }
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26
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27 @Override
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28 public void injectContext(CallContext ctx, Artifact artifact, Document doc) {
c7ca9c228314 Added context injectors for discharge curves.
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29 RangeAccess access = new RangeAccess((D4EArtifact)artifact);
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10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
parents: 8282
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30 if (access.hasFrom()) {
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
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31 ctx.putContextValue(CURRENT_KM, access.getFrom());
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b5bef15c982e Avoid NPE in discharge context injector if no start km was set.
Raimund Renkert <rrenkert@intevation.de>
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32 return;
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33 }
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10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
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34 D4EArtifact d4e = (D4EArtifact)artifact;
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
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35 String name = d4e.getDataAsString("gauge_name");
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
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36 if (name == null || name.equals("")) {
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37 return;
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38 }
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39 Gauge gauge = access.getRiver().determineGaugeByName(name);
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
parents: 8282
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40 if (gauge == null) {
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
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41 log.error("No Gauge could be found for name " + name + "!");
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
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42 return;
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
parents: 8282
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43 }
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
parents: 8282
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44 ctx.putContextValue(CURRENT_KM, gauge.getStation());
10917ec29625 Inject current km and pnp into the context used to calculate W in cm at gauge.
Raimund Renkert <rrenkert@intevation.de>
parents: 8282
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45 return;
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c7ca9c228314 Added context injectors for discharge curves.
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46 }
c7ca9c228314 Added context injectors for discharge curves.
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47
c7ca9c228314 Added context injectors for discharge curves.
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48 }
http://dive4elements.wald.intevation.org