Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/exports/injector/FixWQInjector.java @ 8264:4d99606a844e
SQ relation overview is now a single chart containing all fractions.
* Added new facet types.
* Add new facets for the overview chart.
* Removed generator code for the old overview.
author | Raimund Renkert <rrenkert@intevation.de> |
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date | Fri, 12 Sep 2014 14:55:42 +0200 |
parents | c7ca9c228314 |
children | 10917ec29625 |
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package org.dive4elements.river.exports.injector; import org.apache.log4j.Logger; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.ArtifactNamespaceContext; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifacts.ContextInjector; import org.dive4elements.artifacts.common.utils.XMLUtils; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.artifacts.access.RangeAccess; import org.w3c.dom.Document; import org.w3c.dom.Element; import static org.dive4elements.river.exports.injector.InjectorConstants.CURRENT_KM; public class FixWQInjector implements ContextInjector { private static final Logger log = Logger.getLogger(FixWQInjector.class); public static final Double INVALID_KM = Double.valueOf(-1d); public static final String XPATH_CHART_CURRENTKM = "/art:action/art:attributes/art:currentKm/@art:km"; @Override public void setup(Element cfg) { } @Override public void injectContext( CallContext ctx, Artifact artifact, Document request) { Double km = getCurrentKmFromRequest(request); if (km == Double.NaN) { RangeAccess access = new RangeAccess((D4EArtifact)artifact); km = access.getFrom(); log.debug("from access"); } log.debug("current km: " + km); ctx.putContextValue(CURRENT_KM, km); } private Double getCurrentKmFromRequest(Document request) { String km = XMLUtils.xpathString( request, XPATH_CHART_CURRENTKM, ArtifactNamespaceContext.INSTANCE); if (km == null) { return Double.NaN; } try { return Double.valueOf(km); } catch (NumberFormatException nfe) { return Double.NaN; } } }