Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/exports/ATExporter.java @ 5864:f2e46a668fe6
River artifacts: Renamed FLYSAnnotation to RiverAnnotation.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Sun, 28 Apr 2013 15:04:44 +0200 |
parents | 4897a58c8746 |
children | 73da40528cf2 |
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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.exports; import java.io.OutputStream; import java.io.OutputStreamWriter; import java.io.IOException; import org.w3c.dom.Document; import org.apache.log4j.Logger; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifactdatabase.state.ArtifactAndFacet; import org.dive4elements.artifactdatabase.state.Settings; import org.dive4elements.river.artifacts.FLYSArtifact; import org.dive4elements.river.artifacts.model.WQ; import org.dive4elements.river.collections.FLYSArtifactCollection; import org.dive4elements.river.model.Gauge; import org.dive4elements.river.model.River; import org.dive4elements.river.model.TimeInterval; import org.dive4elements.river.utils.FLYSUtils; import org.dive4elements.river.artifacts.access.RangeAccess; public class ATExporter implements OutGenerator { private static Logger logger = Logger.getLogger(ATExporter.class); public static final String DEFAULT_ENCODING = "UTF-8"; protected WQ data; protected CallContext context; protected OutputStream out; protected FLYSArtifact master; protected FLYSArtifactCollection collection; public ATExporter() { } @Override public void init(Document request, OutputStream out, CallContext context) { this.context = context; this.out = out; } @Override public void setMasterArtifact(Artifact master) { this.master = (FLYSArtifact) master; } @Override public void setCollection(FLYSArtifactCollection collection) { this.collection = collection; } @Override public void doOut( ArtifactAndFacet artifactf, Document attr, boolean visible ) { data = (WQ)artifactf.getData(context); } @Override public void generate() throws IOException { if (data == null) { logger.debug("no W/Q data"); return; } ATWriter at; try { at = new ATWriter(data); } catch (IllegalArgumentException iae) { logger.error("creating ATWriter failed", iae); throw new IOException(iae); } River river = FLYSUtils.getRiver(master); RangeAccess rangeAccess = new RangeAccess(master, context); double[] kms = rangeAccess.getLocations(); Gauge gauge = river.determineGaugeByPosition(kms[0]); if (Math.abs(kms[0] - gauge.getStation().doubleValue()) < 1e-4) { // at gauge. TimeInterval interval = gauge.fetchMasterDischargeTable().getTimeInterval(); at.write( new OutputStreamWriter(out, DEFAULT_ENCODING), context.getMeta(), river.getName(), kms[0], gauge.getName(), gauge.getDatum(), interval.getStartTime(), 100d); } else { // at km at.write( new OutputStreamWriter(out), context.getMeta(), river.getName(), kms[0], null, null, null, 0d); } } /** * Returns an instance of <i>EmptySettings</i> currently! * * @return an instance of <i>EmptySettings</i>. */ @Override public Settings getSettings() { return new EmptySettings(); } /** * This method is not implemented! * * @param settings A settings object. */ @Override public void setSettings(Settings settings) { // do nothing here } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :