Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/WMSQPSArtifact.java @ 6693:88bb0c794833
issue1391: Enable GaugeDischarge artifact to directly load a table by its ID
This allows us to use the GaugeDischargeArtifact for any discharge
tables that we have in our database. The name of the created facet
is taken from the ids string as is also usual in the WMS artifacts.
author | Andre Heinecke <aheinecke@intevation.de> |
---|---|
date | Mon, 29 Jul 2013 12:19:57 +0200 |
parents | af13ceeba52a |
children | 8d5ca5175038 |
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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.w3c.dom.Document; import org.apache.log4j.Logger; import com.vividsolutions.jts.geom.Envelope; import org.dive4elements.artifacts.ArtifactFactory; import org.dive4elements.artifacts.CallMeta; 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.CrossSectionTrack; 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 WMSQPSArtifact extends WMSDBArtifact { public static final String NAME = "qps"; private static final Logger logger = Logger.getLogger(WMSQPSArtifact.class); @Override public void setup( String identifier, ArtifactFactory factory, Object context, CallMeta callMeta, Document data) { logger.debug("WMSQPSArtifact.setup"); super.setup(identifier, factory, context, callMeta, data); } @Override public String getName() { return NAME; } @Override public State getCurrentState(Object cc) { State s = new WMSQPSState(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 WMSQPSState extends WMSDBState implements FacetTypes { private static final Logger logger = Logger.getLogger(WMSQPSState.class); public WMSQPSState(WMSDBArtifact artifact) { super(artifact); } @Override protected String getFacetType() { return FLOODMAP_QPS; } @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) { River river = RiverFactory.getRiver(getRiverId()); List<CrossSectionTrack> qps; String kind = getIdPart(2); if (kind != null && kind.equals("1")) { qps = CrossSectionTrack.getCrossSectionTrack(river.getName(), Integer.parseInt(kind)); } else if (kind != null) { qps = CrossSectionTrack.getCrossSectionTrack(river.getName(), getName(), Integer.parseInt(kind)); } else { qps = CrossSectionTrack.getCrossSectionTrack(river.getName(), getName()); } Envelope max = null; for (CrossSectionTrack qp: qps) { Envelope env = qp.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 && kind.equals("1")) { // There can be several layers named qps that differ in kind return "river_id=" + String.valueOf(getRiverId()) + " AND kind_id=" + kind; } else if (kind != null) { return "river_id=" + String.valueOf(getRiverId()) + " AND kind_id=" + kind + " AND name='" + getName() + "'"; } return "river_id=" + String.valueOf(getRiverId()) + " AND name='" + getName() + "'"; } @Override protected String getDataString() { String srid = getSrid(); if (RiverUtils.isUsingOracle()) { return "geom FROM cross_section_tracks USING SRID " + srid; } else { return "geom FROM cross_section_tracks " + "USING UNIQUE id USING SRID " + srid; } } @Override protected String getGeometryType() { return "LINE"; } } // end of WMSQPSState } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :