Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/WMSKmArtifact.java @ 4187:21f4e4b79121
Refactor GaugeDischargeCurveFacet to be able to set a facet name
For adding another output of the GaugeDischargeCurveArtifact it is necessary to
provide to facet instances with different names. Therefore the
GaugeDischargeCurveFacet is extended to set the facet name in the constructor.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Fri, 19 Oct 2012 13:25:49 +0200 |
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.RiverAxisKm; 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 WMSKmArtifact extends WMSDBArtifact { public static final String NAME = "wmskm"; private static final Logger logger = Logger.getLogger(WMSKmArtifact.class); @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callMeta, Document data) { logger.debug("WMSKmArtifact.setup"); super.setup(identifier, factory, context, callMeta, data); } @Override public String getName() { return NAME; } @Override public State getCurrentState(Object cc) { State s = new WMSKmState(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 WMSKmState extends WMSDBState implements FacetTypes { private static final Logger logger = Logger.getLogger(WMSKmState.class); protected Geometry geom; protected int riverId; public WMSKmState(WMSDBArtifact artifact) { super(artifact); riverId = 0; } public int getRiverId() { if (riverId == 0) { String ids = artifact.getDataAsString("ids"); try { riverId = Integer.parseInt(ids); } catch (NumberFormatException nfe) { logger.error("Cannot parse river id from '" + ids + "'"); } } return riverId; } @Override protected String getFacetType() { return FLOODMAP_KMS; } @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<RiverAxisKm> kms = RiverAxisKm.getRiverAxisKms(getRiverId()); Envelope max = null; for (RiverAxisKm km: kms) { Envelope env = km.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()); } @Override protected String getDataString() { String srid = getSrid(); if (FLYSUtils.isUsingOracle()) { return "geom FROM river_axes_km USING SRID " + srid; } else { return "geom FROM river_axes_km " + "USING UNIQUE id USING SRID " + srid; } } @Override protected String getLabelItem() { return "km"; } @Override protected String getGeometryType() { return "POINT"; } } // end of WMSKmState } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :