Mercurial > dive4elements > river
annotate artifacts/src/main/java/org/dive4elements/river/exports/injector/DischargeInjector.java @ 8282:b5bef15c982e
Avoid NPE in discharge context injector if no start km was set.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Wed, 17 Sep 2014 09:03:39 +0200 |
parents | c7ca9c228314 |
children | 10917ec29625 |
rev | line source |
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8251
c7ca9c228314
Added context injectors for discharge curves.
Raimund Renkert <rrenkert@intevation.de>
parents:
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changeset
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1 package org.dive4elements.river.exports.injector; |
c7ca9c228314
Added context injectors for discharge curves.
Raimund Renkert <rrenkert@intevation.de>
parents:
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2 |
c7ca9c228314
Added context injectors for discharge curves.
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parents:
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3 import org.apache.log4j.Logger; |
c7ca9c228314
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4 import org.dive4elements.artifacts.Artifact; |
c7ca9c228314
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5 import org.dive4elements.artifacts.CallContext; |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
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6 import org.dive4elements.artifacts.ContextInjector; |
c7ca9c228314
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parents:
diff
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7 import org.dive4elements.river.artifacts.D4EArtifact; |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
parents:
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8 import org.dive4elements.river.artifacts.access.RangeAccess; |
c7ca9c228314
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9 import org.dive4elements.river.model.Gauge; |
c7ca9c228314
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10 import org.w3c.dom.Document; |
c7ca9c228314
Added context injectors for discharge curves.
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11 import org.w3c.dom.Element; |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
parents:
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12 |
c7ca9c228314
Added context injectors for discharge curves.
Raimund Renkert <rrenkert@intevation.de>
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13 import static org.dive4elements.river.exports.injector.InjectorConstants.CURRENT_KM; |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
parents:
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14 import static org.dive4elements.river.exports.injector.InjectorConstants.GAUGE_EPSILON;; |
c7ca9c228314
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15 |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
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16 |
c7ca9c228314
Added context injectors for discharge curves.
Raimund Renkert <rrenkert@intevation.de>
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17 public class DischargeInjector |
c7ca9c228314
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18 implements ContextInjector |
c7ca9c228314
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19 { |
c7ca9c228314
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20 |
c7ca9c228314
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21 private static Logger log = Logger.getLogger(DischargeInjector.class); |
c7ca9c228314
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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 } |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
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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); |
8282
b5bef15c982e
Avoid NPE in discharge context injector if no start km was set.
Raimund Renkert <rrenkert@intevation.de>
parents:
8251
diff
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30 if (!access.hasFrom()) { |
b5bef15c982e
Avoid NPE in discharge context injector if no start km was set.
Raimund Renkert <rrenkert@intevation.de>
parents:
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31 return; |
b5bef15c982e
Avoid NPE in discharge context injector if no start km was set.
Raimund Renkert <rrenkert@intevation.de>
parents:
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32 } |
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Raimund Renkert <rrenkert@intevation.de>
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33 double km = access.getFrom(); |
c7ca9c228314
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parents:
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34 Gauge gauge = access.getRiver().determineGaugeByStation( |
c7ca9c228314
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35 km - GAUGE_EPSILON, km + GAUGE_EPSILON); |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
parents:
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36 if (gauge == null) { |
c7ca9c228314
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37 log.error("No Gauge could be found at station " + km + "!"); |
c7ca9c228314
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Raimund Renkert <rrenkert@intevation.de>
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38 return; |
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39 } |
c7ca9c228314
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40 ctx.putContextValue(CURRENT_KM, km); |
c7ca9c228314
Added context injectors for discharge curves.
Raimund Renkert <rrenkert@intevation.de>
parents:
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41 } |
c7ca9c228314
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parents:
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42 |
c7ca9c228314
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43 } |