Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/CollectionMonitor.java @ 4241:49cb65d5932d
Improved the historical discharge calculation.
The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used
to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is
improved to support those facets.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Oct 2012 14:34:35 +0200 |
parents | 58bdf95df5e4 |
children | 06c10ad39280 |
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package de.intevation.flys.artifacts; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.xml.xpath.XPathConstants; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.ArtifactNamespaceContext; import de.intevation.artifacts.CallContext; import de.intevation.artifacts.Hook; import de.intevation.artifacts.common.utils.XMLUtils; import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator; import de.intevation.artifactdatabase.state.Output; import de.intevation.flys.artifacts.datacage.Recommendations; public class CollectionMonitor implements Hook { public static final String XPATH_RESULT = "/art:result"; @Override public void setup(Node cfg) { } @Override public void execute(Artifact artifact, CallContext context, Document doc) { FLYSArtifact flys = (FLYSArtifact) artifact; Element result = (Element) XMLUtils.xpath( doc, XPATH_RESULT, XPathConstants.NODE, ArtifactNamespaceContext.INSTANCE); ElementCreator creator = new ElementCreator( doc, ArtifactNamespaceContext.NAMESPACE_URI, ArtifactNamespaceContext.NAMESPACE_PREFIX); Element recommended = creator.create("recommended-artifacts"); result.appendChild(recommended); String[] outs = extractOutputNames(flys, context); Map<String, Object> params = getNoneUserSpecificParameters(flys, context); Recommendations rec = Recommendations.getInstance(); // TODO For newer official-lines recommendations we actually // need user-id (null here). rec.recommend(flys, null, outs, params, recommended); } /** * Get outputnames from current state (only the ones for which * facets exist). */ public static String[] extractOutputNames( FLYSArtifact flys, CallContext context) { if (flys instanceof ChartArtifact) { return new String[0]; } List<Output> outs = flys.getCurrentOutputs(context); int num = outs == null ? 0 : outs.size(); String[] names = new String[num]; for (int i = 0; i < num; i++) { names[i] = outs.get(i).getName(); } return names; } protected Map<String, Object> getNoneUserSpecificParameters( FLYSArtifact flys, CallContext context) { Map<String, Object> params = new HashMap<String, Object>(1); params.put("recommended", "true"); return params; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :