Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/WMSHydrBoundaryArtifact.java @ 9425:3f49835a00c3
Extended CrossSectionFacet so it may fetch different data from within the artifact result.
Also allows to have acces to the potentially already computed artifact result via its normal computation cache.
author | gernotbelger |
---|---|
date | Fri, 17 Aug 2018 15:31:02 +0200 |
parents | 5e38e2924c07 |
children | 0a5239a1e46e |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.artifacts; import java.util.List; import org.apache.log4j.Logger; import com.vividsolutions.jts.geom.Envelope; import org.dive4elements.artifactdatabase.state.DefaultOutput; import org.dive4elements.artifactdatabase.state.Facet; import org.dive4elements.artifactdatabase.state.State; import org.dive4elements.river.model.River; import org.dive4elements.river.model.HydrBoundary; import org.dive4elements.river.artifacts.model.FacetTypes; import org.dive4elements.river.artifacts.model.RiverFactory; import org.dive4elements.river.utils.RiverUtils; import org.dive4elements.river.utils.GeometryUtils; public class WMSHydrBoundaryArtifact extends WMSDBArtifact { public static final String NAME = "hydr_boundary"; private static final Logger log = Logger.getLogger(WMSHydrBoundaryArtifact.class); @Override public String getName() { return NAME; } @Override public State getCurrentState(Object cc) { State s = new HydrBoundaryState(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 HydrBoundaryState extends WMSDBState implements FacetTypes { private static final Logger log = Logger.getLogger(HydrBoundaryState.class); protected int riverId; public HydrBoundaryState(WMSDBArtifact artifact) { super(artifact); riverId = 0; } @Override protected String getFacetType() { return FLOODMAP_HYDR_BOUNDARY; } @Override protected String getUrl() { return RiverUtils.getUserWMSUrl(artifact.identifier()); } @Override protected String getSrid() { River river = RiverFactory.getRiver(getRiverId()); return RiverUtils.getRiverSrid(river.getName()); } @Override protected Envelope getExtent(boolean reproject) { List<HydrBoundary> boundaries; String kind = getIdPart(2); if (kind != null) { boundaries = HydrBoundary.getHydrBoundaries(getRiverId(), getName(), Integer.parseInt(kind)); } else { boundaries = HydrBoundary.getHydrBoundaries( getRiverId(), getName()); } Envelope max = null; for (HydrBoundary b: boundaries) { Envelope env = b.getGeom().getEnvelopeInternal(); if (max == null) { max = env; continue; } max.expandToInclude(env); } return max != null && reproject ? GeometryUtils.transform(max, getSrid()) : max; } @Override protected String getFilter() { String kind = getIdPart(2); if (kind != null) { return "river_id=" + String.valueOf(getRiverId()) + " AND name='" + getName() + "'" + " AND kind = " + kind; } return "river_id=" + String.valueOf(getRiverId()) + " AND name='" + getName() + "'"; } @Override protected String getDataString() { String srid = getSrid(); if (RiverUtils.isUsingOracle()) { return "geom FROM hydr_boundaries USING SRID " + srid; } else { return "geom FROM hydr_boundaries USING UNIQUE id USING SRID " + srid; } } @Override protected String getGeometryType() { return "LINE"; } } // end of HydrBoundaryState } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :