Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/utils/ArtifactMapfileGenerator.java @ 8755:30b1ddadf275
(issue1801) Unify reference gauge finding code
The basic way as described in the method comment of the
determineRefGauge method is now used in the WINFOArtifact,
MainValuesService and RiverUtils.getGauge method.
RiverUtils.getGauge previously just returned the first
gauge found. While this is now a behavior change I believe
that it is always more correct then the undeterministic
behavior of the previous implmenentation.
author | Andre Heinecke <andre.heinecke@intevation.de> |
---|---|
date | Wed, 24 Jun 2015 14:07:26 +0200 |
parents | e701ef544ffa |
children | f5e126739c36 |
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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.utils; import org.dive4elements.artifacts.CallContext; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.artifacts.access.DGMAccess; import org.dive4elements.river.artifacts.model.LayerInfo; import org.dive4elements.river.artifacts.model.map.WMSDBLayerFacet; import org.dive4elements.river.artifacts.model.map.WMSLayerFacet; import org.dive4elements.river.artifacts.model.map.WSPLGENLayerFacet; import org.dive4elements.river.artifacts.resources.Resources; import org.dive4elements.river.artifacts.states.FloodMapState; import java.io.File; import java.io.FileNotFoundException; import java.io.IOException; import java.util.List; import org.apache.log4j.Logger; import org.apache.velocity.Template; import org.geotools.data.shapefile.ShpFiles; import org.geotools.data.shapefile.shp.ShapefileHeader; import org.geotools.data.shapefile.shp.ShapefileReader; public class ArtifactMapfileGenerator extends MapfileGenerator { private static Logger log = Logger.getLogger(ArtifactMapfileGenerator.class); public static final String FLOODMAP_UESK_KEY = "floodmap.uesk"; public static final String FLOODMAP_UESK_DEF = "Floodmap: {0}-km {1,number,####} - {2,number,####} - {3}"; @Override protected String getVelocityLogfile() { return RiverUtils.getXPathString(RiverUtils.XPATH_FLOODMAP_VELOCITY_LOGFILE); } @Override protected String getMapserverTemplatePath() { return RiverUtils.getXPathString(RiverUtils.XPATH_FLOODMAP_MAPSERVER_TEMPLATE_PATH); } @Override public String getMapserverUrl() { return RiverUtils.getXPathString(RiverUtils.XPATH_FLOODMAP_MAPSERVER_URL); } /** * Method which starts searching for meta information file and mapfile * generation. */ @Override public void generate() throws IOException { File[] userDirs = getUserDirs(); List<String> layers = parseLayers(userDirs); log.info("Found " + layers.size() + " layers for user mapfile."); writeMapfile(layers); } /** * Creates a layer file used for Mapserver's mapfile which represents the * floodmap. * * @param flys The D4EArtifact that owns <i>wms</i>. * @param wms The WMSLayerFacet that contains information for the layer. */ public void createUeskLayer( D4EArtifact flys, WSPLGENLayerFacet wms, String style, CallContext context ) throws FileNotFoundException, IOException { log.debug("createUeskLayer"); String identifier = flys.identifier(); DGMAccess access = new DGMAccess(flys); LayerInfo layerinfo = new LayerInfo(); layerinfo.setName(MS_WSPLGEN_PREFIX + identifier); layerinfo.setType("POLYGON"); layerinfo.setDirectory(identifier); layerinfo.setData(WSPLGEN_RESULT_SHAPE); String river = access.getRiverName(); double from = access.hasFrom() ? access.getFrom() : 0d; double to = access.hasTo() ? access.getTo() : 0d; String title = Resources.format( context.getMeta(), FLOODMAP_UESK_KEY, FLOODMAP_UESK_DEF, river, from, to, identifier); layerinfo.setTitle(title); layerinfo.setStyle(style); layerinfo.setSrid(String.valueOf(access.getDGM().getSrid())); String name = MS_LAYER_PREFIX + wms.getName(); Template template = getTemplateByName(WSPLGEN_LAYER_TEMPLATE); if (template == null) { log.warn("Template '" + WSPLGEN_LAYER_TEMPLATE + "' found."); return; } try { File dir = new File(getShapefileBaseDir(), identifier); writeLayer(layerinfo, new File(dir, name), template); } catch (FileNotFoundException fnfe) { log.error(fnfe, fnfe); log.warn("Unable to write layer: " + name); } } /** * Creates a layer file used for Mapserver's mapfile which represents the * shape files uploaded by the user. * * @param flys The D4EArtifact that owns <i>wms</i>. * @param wms The WMSLayerFacet that contains information for the layer. */ public void createUserShapeLayer(D4EArtifact flys, WMSLayerFacet wms) throws FileNotFoundException, IOException { log.debug("createUserShapeLayer"); String uuid = flys.identifier(); File dir = new File(getShapefileBaseDir(), uuid); File test = new File(dir, WSPLGEN_USER_SHAPE); if (!test.exists() || !test.canRead()) { log.debug("No user layer existing."); return; } File userShape = new File(dir, WSPLGEN_USER_SHAPE); ShpFiles sf = new ShpFiles(userShape); ShapefileReader sfr = new ShapefileReader(sf, true, false, null); ShapefileHeader sfh = sfr.getHeader(); String group = MS_USERSHAPE_PREFIX + uuid; String groupTitle = "I18N_USER_SHAPE_TITLE"; LayerInfo info = new LayerInfo(); info.setName(MS_LAYER_PREFIX + FloodMapState.WSPLGEN_USER_RGD + uuid); if (sfh.getShapeType().isLineType()) { info.setType("LINE"); } else if (sfh.getShapeType().isPolygonType()) { info.setType("POLYGON"); } else { return; } info.setDirectory(uuid); info.setData(WSPLGEN_USER_SHAPE); info.setTitle("I18N_USER_SHAPE"); info.setGroup(group); info.setGroupTitle(groupTitle); info.setSrid(wms.getSrid()); //String nameUser = MS_LAYER_PREFIX + wms.getName(); // TODO: This rewrites the user-rgd mapfile fragment generated by // HWSBarrierState. Otherwise we would have to fragments with same // layer name. Should be refactored... String nameUser = MS_LAYER_PREFIX + "user-rgd"; Template tpl = getTemplateByName(SHP_LAYER_TEMPLATE); if (tpl == null) { log.warn("Template '" + SHP_LAYER_TEMPLATE + "' found."); return; } try { writeLayer(info, new File(dir, nameUser), tpl); } catch (FileNotFoundException fnfe) { log.error(fnfe, fnfe); log.warn("Unable to write layer: " + nameUser); } } /** * Creates a layer file used for Mapserver's mapfile which represents * geometries from database. * * @param flys The D4EArtifact that owns <i>wms</i>. * @param wms The WMSLayerFacet that contains information for the layer. */ public void createDatabaseLayer( D4EArtifact flys, WMSDBLayerFacet wms, String style ) throws FileNotFoundException, IOException { log.debug("createDatabaseLayer"); LayerInfo layerinfo = new LayerInfo(); layerinfo.setName(wms.getName() + "-" + flys.identifier()); layerinfo.setType(wms.getGeometryType()); layerinfo.setFilter(wms.getFilter()); layerinfo.setData(wms.getData()); layerinfo.setTitle(wms.getDescription()); layerinfo.setStyle(style); if(wms.getExtent() != null) { layerinfo.setExtent(GeometryUtils.jtsBoundsToOLBounds(wms.getExtent())); } else { log.error("Layer without extent. Probably no geometry at all."); layerinfo.setExtent("0 0 1 1"); } layerinfo.setConnection(wms.getConnection()); layerinfo.setConnectionType(wms.getConnectionType()); layerinfo.setLabelItem(wms.getLabelItem()); layerinfo.setSrid(wms.getSrid()); String name = MS_LAYER_PREFIX + wms.getName(); Template template = getTemplateByName(DB_LAYER_TEMPLATE); if (template == null) { log.warn("Template '" + DB_LAYER_TEMPLATE + "' found."); return; } try { File dir = new File(getShapefileBaseDir(), flys.identifier()); writeLayer(layerinfo, new File(dir, name), template); } catch (FileNotFoundException fnfe) { log.error(fnfe, fnfe); log.warn("Unable to write layer: " + name); } } @Override protected String getMapfilePath() { return RiverUtils.getXPathString(RiverUtils.XPATH_FLOODMAP_MAPFILE_PATH); } @Override protected String getMapfileTemplate() { return RiverUtils.getXPathString(RiverUtils.XPATH_FLOODMAP_MAPFILE_TEMPLATE); } }