Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSGaugeLocationArtifact.java @ 4496:d8992459b408
Add method to return the facets of an artifact
This methos should be used to get the facets of an artifact instead of accessing
the facets member variable directly.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Wed, 14 Nov 2012 11:11:04 +0100 |
parents | 2fdbe78a8fc2 |
children | a2735a4bf75e |
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package de.intevation.flys.artifacts; import java.util.List; import org.w3c.dom.Document; import org.apache.log4j.Logger; import com.vividsolutions.jts.geom.Envelope; import com.vividsolutions.jts.geom.Geometry; import de.intevation.artifacts.ArtifactFactory; import de.intevation.artifacts.CallMeta; import de.intevation.artifactdatabase.state.Facet; import de.intevation.artifactdatabase.state.DefaultOutput; import de.intevation.artifactdatabase.state.State; import de.intevation.flys.model.River; import de.intevation.flys.model.GaugeLocation; import de.intevation.flys.artifacts.WMSDBArtifact.WMSDBState; import de.intevation.flys.artifacts.model.FacetTypes; import de.intevation.flys.artifacts.model.RiverFactory; import de.intevation.flys.utils.FLYSUtils; import de.intevation.flys.utils.GeometryUtils; public class WMSGaugeLocationArtifact extends WMSDBArtifact { public static final String NAME = "wmsgaugelocation"; private static final Logger logger = Logger.getLogger(WMSGaugeLocationArtifact.class); @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callMeta, Document data) { logger.debug("WMSGaugeLocationArtifact.setup"); super.setup(identifier, factory, context, callMeta, data); } @Override public String getName() { return NAME; } @Override public State getCurrentState(Object cc) { State s = new WMSGaugeLocationState(this); List<Facet> fs = facets.get(getCurrentStateId()); DefaultOutput o = new DefaultOutput( "floodmap", "floodmap", "image/png", fs, "map"); s.getOutputs().add(o); return s; } public static class WMSGaugeLocationState extends WMSDBState implements FacetTypes { private static final Logger logger = Logger.getLogger(WMSGaugeLocationState.class); protected Geometry geom; public WMSGaugeLocationState(WMSDBArtifact artifact) { super(artifact); } @Override protected String getFacetType() { return FLOODMAP_GAUGE_LOCATION; } @Override protected String getUrl() { return FLYSUtils.getUserWMSUrl(artifact.identifier()); } @Override protected String getSrid() { River river = RiverFactory.getRiver(getRiverId()); return FLYSUtils.getRiverSrid(river.getName()); } @Override protected Envelope getExtent(boolean reproject) { List<GaugeLocation> gauges = GaugeLocation.getGaugeLocations(getRiverId(), getName()); Envelope max = null; for (GaugeLocation gauge: gauges) { Envelope env = gauge.getGeom().getEnvelopeInternal(); if (max == null) { max = env; continue; } max.expandToInclude(env); } return max != null && reproject ? GeometryUtils.transform(max, getSrid()) : max; } @Override protected String getFilter() { return "river_id=" + String.valueOf(getRiverId()) + " and name='" + getName() + "'"; } @Override protected String getDataString() { String srid = getSrid(); if (FLYSUtils.isUsingOracle()) { return "geom FROM gauge_location USING SRID " + srid; } else { return "geom FROM gauge_location " + "USING UNIQUE id USING SRID " + srid; } } @Override protected String getGeometryType() { return "POINT"; } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :