Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/exports/injector/DischargeInjector.java @ 8251:c7ca9c228314
Added context injectors for discharge curves.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Wed, 10 Sep 2014 10:01:11 +0200 |
parents | |
children | b5bef15c982e |
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package org.dive4elements.river.exports.injector; import org.apache.log4j.Logger; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifacts.ContextInjector; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.artifacts.access.RangeAccess; import org.dive4elements.river.model.Gauge; import org.w3c.dom.Document; import org.w3c.dom.Element; import static org.dive4elements.river.exports.injector.InjectorConstants.CURRENT_KM; import static org.dive4elements.river.exports.injector.InjectorConstants.GAUGE_EPSILON;; public class DischargeInjector implements ContextInjector { private static Logger log = Logger.getLogger(DischargeInjector.class); @Override public void setup(Element cfg) { } @Override public void injectContext(CallContext ctx, Artifact artifact, Document doc) { RangeAccess access = new RangeAccess((D4EArtifact)artifact); double km = access.getFrom(); Gauge gauge = access.getRiver().determineGaugeByStation( km - GAUGE_EPSILON, km + GAUGE_EPSILON); if (gauge == null) { log.error("No Gauge could be found at station " + km + "!"); return; } ctx.putContextValue(CURRENT_KM, km); } }