bjoern@3936: package de.intevation.flys.artifacts;
bjoern@3936: 
bjoern@3936: import java.util.ArrayList;
bjoern@3936: import java.util.List;
bjoern@3936: 
bjoern@3936: import org.apache.log4j.Logger;
bjoern@3936: 
bjoern@3936: import org.w3c.dom.Document;
bjoern@3936: 
bjoern@3936: import de.intevation.artifactdatabase.state.DefaultOutput;
bjoern@3936: import de.intevation.artifactdatabase.state.Facet;
bjoern@4034: import de.intevation.artifactdatabase.data.DefaultStateData;
bjoern@3936: 
bjoern@3936: import de.intevation.artifacts.ArtifactFactory;
bjoern@3936: import de.intevation.artifacts.CallMeta;
bjoern@3936: 
bjoern@3936: import de.intevation.artifacts.common.ArtifactNamespaceContext;
bjoern@3936: import de.intevation.artifacts.common.utils.XMLUtils;
bjoern@3936: 
bjoern@4032: import de.intevation.flys.artifacts.model.GaugeDischargeCurveFacet;
bjoern@4032: import de.intevation.flys.artifacts.resources.Resources;
bjoern@3936: import de.intevation.flys.artifacts.states.StaticState;
bjoern@4032: 
bjoern@4032: import de.intevation.flys.model.Gauge;
bjoern@4032: import de.intevation.flys.utils.FLYSUtils;
bjoern@3936: 
bjoern@3936: 
bjoern@3936: /**
bjoern@3936:  * Artifact to calculate a discharge curve from a gauge overview info
bjoern@3936:  *
bjoern@3936:  * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a>
bjoern@3936:  */
bjoern@3936: public class GaugeDischargeCurveArtifact
bjoern@3936: extends      AbstractStaticStateArtifact
bjoern@3936: {
bjoern@3936: 
bjoern@3936:     private static final Logger logger =
bjoern@3936:         Logger.getLogger(GaugeDischargeCurveArtifact.class);
bjoern@3936: 
bjoern@4027:     public static final String XPATH_RIVER = "/art:action/art:river/@art:name";
bjoern@4027:     public static final String XPATH_GAUGE = "/art:action/art:gauge/@art:reference";
bjoern@3936:     public static final String NAME = "gaugedischargecurve";
bjoern@3936:     public static final String STATIC_STATE_NAME = "state.gaugedischargecurve.static";
bjoern@3936: 
bjoern@3936:     /**
bjoern@3936:      * Setup initializes the data by extracting the river and gauge from
bjoern@3936:      * the XML Document.
bjoern@3936:      */
bjoern@3936:     @Override
bjoern@3936:     public void setup(
bjoern@3936:         String          identifier,
bjoern@3936:         ArtifactFactory factory,
bjoern@3936:         Object          context,
bjoern@3936:         CallMeta        callmeta,
bjoern@3936:         Document        data)
bjoern@3936:     {
bjoern@3936:         logger.debug("GaugeDischargeCurveArtifact.setup");
bjoern@3936: 
bjoern@3936:         if (logger.isDebugEnabled()) {
bjoern@4028:             logger.debug("GaugeDischargeCurveArtifact.setup" + XMLUtils.toString(data));
bjoern@3936:         }
bjoern@3936:         String gaugeref = XMLUtils.xpathString(data, XPATH_GAUGE,
bjoern@3936:                 ArtifactNamespaceContext.INSTANCE);
bjoern@3936:         String rivername = XMLUtils.xpathString(data, XPATH_RIVER,
bjoern@3936:                 ArtifactNamespaceContext.INSTANCE);
bjoern@3936: 
bjoern@4034:         addData("river", new DefaultStateData("river",
bjoern@4034:                     Resources.getMsg(callmeta,
bjoern@4034:                         "facet.gauge_discharge_curve.river",
bjoern@4034:                         "Name of the river"),
bjoern@4034:                     "String", rivername));
bjoern@4034:         addData("reference_gauge", new DefaultStateData("reference_gauge",
bjoern@4034:                     Resources.getMsg(callmeta,
bjoern@4034:                         "facet.gauge_discharge_curve.reference_gauge",
bjoern@4034:                         "Gauge official number"),
bjoern@4034:                     "Double", gaugeref));
bjoern@3936: 
bjoern@4032:         Gauge gauge = FLYSUtils.getReferenceGauge(this);
bjoern@4034:         String gaugename = "";
bjoern@4034:         if (gauge != null) {
bjoern@4034:             gaugename = gauge.getName();
bjoern@4034:         }
bjoern@4032: 
bjoern@4032:         String description = Resources.format(callmeta,
bjoern@4032:                 "facet.gauge_discharge_curve.description",
bjoern@4032:                 "Discharge curve on gauge",
bjoern@4032:                 rivername,
bjoern@4034:                 gaugename);
bjoern@4032: 
bjoern@4032:         Facet gfacet = new GaugeDischargeCurveFacet(description);
bjoern@3936: 
bjoern@3936:         List<Facet> fs = new ArrayList<Facet>(1);
bjoern@3936:         fs.add(gfacet);
bjoern@3936: 
bjoern@3936:         addFacets(STATIC_STATE_NAME, fs);
bjoern@3936: 
bjoern@3936:         super.setup(identifier, factory, context, callmeta, data);
bjoern@3936:     }
bjoern@3936: 
bjoern@3936:     @Override
bjoern@3936:     public String getName() {
bjoern@3936:         return NAME;
bjoern@3936:     }
bjoern@3936: 
bjoern@3936:     @Override
bjoern@3936:     protected void initStaticState() {
bjoern@3936:         StaticState state = new StaticState(STATIC_STATE_NAME);
bjoern@3936:         List<Facet> fs = facets.get(STATIC_STATE_NAME);
bjoern@3936:         DefaultOutput output = new DefaultOutput(
bjoern@3936:             "discharge_curve",
bjoern@3936:             "output.discharge_curve", "image/png",
bjoern@3936:             fs,
bjoern@3936:             "chart");
bjoern@3936: 
bjoern@3936:         state.addOutput(output);
bjoern@3936:         setStaticState(state);
bjoern@3936:     }
bjoern@3936: }