Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/exports/ComputedDischargeCurveExporter.java @ 397:ae8fa86e6503
Fixed a potential NullPointerException while creating a longitudinal section chart.
flys-artifacts/trunk@1827 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 05 May 2011 04:52:47 +0000 |
parents | b9175ddea49b |
children | 340dc41a7ea3 |
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package de.intevation.flys.exports; import java.io.OutputStream; import java.util.ArrayList; import java.util.List; import org.w3c.dom.Document; import org.apache.log4j.Logger; import au.com.bytecode.opencsv.CSVWriter; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.flys.artifacts.WINFOArtifact; import de.intevation.flys.artifacts.model.WQKms; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class ComputedDischargeCurveExporter extends AbstractExporter { /** The logger used in this exporter.*/ private static Logger logger = Logger.getLogger(ComputedDischargeCurveExporter.class); protected List<WQKms> data; public void init(Document request, OutputStream out, CallContext context) { logger.debug("ComputedDischargeCurveExporter.init"); super.init(request, out, context); this.data = new ArrayList<WQKms>(); } protected void addData(Artifact artifact) { WINFOArtifact winfoArtifact = (WINFOArtifact) artifact; data.add(winfoArtifact.getComputedDischargeCurveData()); } protected void writeCSVData(CSVWriter writer) { logger.info("ComputedDischargeCurveExporter.writeData"); double[] res = new double[3]; for (WQKms wqkms: data) { int size = wqkms.size(); for (int i = 0; i < size; i++) { res = wqkms.get(i, res); writer.writeNext(new String[] { Double.toString(res[0]), Double.toString(res[1]) }); } } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :