Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSFloodmapsArtifact.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 de.intevation.artifacts.ArtifactFactory; import de.intevation.artifacts.CallMeta; import de.intevation.artifactdatabase.state.DefaultOutput; import de.intevation.artifactdatabase.state.Facet; import de.intevation.artifactdatabase.state.State; import de.intevation.flys.model.River; import de.intevation.flys.model.Floodmaps; 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 WMSFloodmapsArtifact extends WMSDBArtifact { public static final String NAME = "floodmaps"; private static final Logger logger = Logger.getLogger(WMSFloodmapsArtifact.class); @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callMeta, Document data) { logger.debug("WMSFloodmapsArtifact.setup"); super.setup(identifier, factory, context, callMeta, data); } @Override public String getName() { return NAME; } @Override public State getCurrentState(Object cc) { State s = new FloodmapsState(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 FloodmapsState extends WMSDBState implements FacetTypes { private static final Logger logger = Logger.getLogger(FloodmapsState.class); protected int riverId; public FloodmapsState(WMSDBArtifact artifact) { super(artifact); riverId = 0; } @Override protected String getFacetType() { return FLOODMAP_FLOODMAPS; } @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<Floodmaps> floodmaps = Floodmaps.getFloodmaps(getRiverId(), getName()); Envelope max = null; for (Floodmaps f: floodmaps) { Envelope env = f.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 floodmaps USING SRID " + srid; } else { return "geom FROM floodmaps USING UNIQUE id USING SRID " + srid; } } @Override protected String getGeometryType() { return "POLYGON"; } } // end of WMSKmState } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :