Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSGaugeLocationArtifact.java @ 4655:cd44d28d0fbc
Move the access to artifact data to the Access object
Use BedHeightAccess class to receive the data from the artifact. This abstracts
the data access from the actual artifact.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Tue, 11 Dec 2012 09:44:04 +0100 |
parents | a2735a4bf75e |
children |
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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 = getFacets(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 :