Mercurial > dive4elements > river
diff flys-artifacts/src/main/java/de/intevation/flys/exports/HistoricalDischargeCurveExporter.java @ 2258:ea173e4c07c7
Added a CSV export for historical discharge curves.
flys-artifacts/trunk@3913 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Mon, 06 Feb 2012 08:36:26 +0000 |
parents | |
children | 89ca1e8572e4 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/HistoricalDischargeCurveExporter.java Mon Feb 06 08:36:26 2012 +0000 @@ -0,0 +1,145 @@ +package de.intevation.flys.exports; + +import java.io.OutputStream; +import java.text.NumberFormat; +import java.text.DateFormat; +import java.util.ArrayList; +import java.util.Date; +import java.util.List; + +import org.w3c.dom.Document; + +import org.apache.log4j.Logger; + +import au.com.bytecode.opencsv.CSVWriter; + +import de.intevation.artifacts.CallContext; +import de.intevation.artifacts.CallMeta; + +import de.intevation.flys.artifacts.FLYSArtifact; +import de.intevation.flys.artifacts.model.CalculationResult; +import de.intevation.flys.artifacts.model.Timerange; +import de.intevation.flys.artifacts.model.WQTimerange; +import de.intevation.flys.artifacts.resources.Resources; +import de.intevation.flys.utils.FLYSUtils; +import de.intevation.flys.utils.Formatter; + + +/** + * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> + */ +public class HistoricalDischargeCurveExporter extends AbstractExporter { + + private static final Logger logger = + Logger.getLogger(HistoricalDischargeCurveExporter.class); + + + public static final String CSV_TIMERANGE_HEADER = + "export.historical.discharge.csv.header.timerange"; + + public static final String CSV_WATERLEVEL_HEADER = + "export.historical.discharge.csv.header.waterlevel"; + + public static final String CSV_DISCHARGE_HEADER = + "export.historical.discharge.csv.header.discharge"; + + public static final String CSV_DIFF_HEADER = + "export.historical.discharge.csv.header.diff"; + + public static final String CSV_GAUGENAME_HEADER = + "export.historical.discharge.csv.header.gaugename"; + + + protected List<WQTimerange[]> data; + + + public void init(Document request, OutputStream out, CallContext cc) { + super.init(request, out, cc); + + data = new ArrayList<WQTimerange[]>(); + } + + + @Override + protected void addData(Object d) { + logger.debug("Add data of class: " + d.getClass()); + + if (d instanceof CalculationResult) { + d = ((CalculationResult) d).getData(); + + logger.debug("Internal data of CalculationResult: " + d.getClass()); + + if (d instanceof WQTimerange[]) { + logger.debug("Add new data of type WQTimerange"); + data.add((WQTimerange[]) d); + } + } + } + + + @Override + protected void writeCSVData(CSVWriter writer) { + logger.info("HistoricalDischargeCurveExporter.writeCSVData"); + logger.debug("CSV gets " + data.size() + " WQTimerange[] objects."); + + writeCSVHeader(writer); + + for (WQTimerange[] arr: data) { + for (WQTimerange wqt: arr) { + wqt2CSV(writer, wqt); + } + } + } + + + @Override + protected void writePDF(OutputStream out) { + logger.warn("TODO: IMPLEMENT ME!"); + } + + + protected void writeCSVHeader(CSVWriter writer) { + writer.writeNext(new String[] { + msg(CSV_TIMERANGE_HEADER, CSV_TIMERANGE_HEADER), + msg(CSV_WATERLEVEL_HEADER, CSV_WATERLEVEL_HEADER), + msg(CSV_DISCHARGE_HEADER, CSV_DISCHARGE_HEADER), + msg(CSV_DIFF_HEADER, CSV_DIFF_HEADER), + msg(CSV_GAUGENAME_HEADER, CSV_GAUGENAME_HEADER) + }); + } + + + protected void wqt2CSV(CSVWriter writer, WQTimerange wqt) { + logger.debug("Add next WQTimerange to CSV"); + + DateFormat df = Formatter.getShortDateFormat(context); + NumberFormat wf = Formatter.getHistoricalDischargeW(context); + NumberFormat qf = Formatter.getHistoricalDischargeQ(context); + + double[] wq = new double[2]; + + String gaugeName = getReferenceGaugename(); + + for (int i = 0, n = wqt.size(); i < n; i++) { + Timerange tr = wqt.getTimerange(i); + Date start = new Date(tr.getStart()); + Date end = new Date(tr.getEnd()); + + wqt.get(i, wq); + + writer.writeNext(new String[] { + df.format(start) + " - " + df.format(end), + wf.format(wq[0]), + qf.format(wq[1]), + "TODO: Difference to reference curve", + gaugeName + }); + } + } + + + public String getReferenceGaugename() { + return FLYSUtils.getReferenceGaugeName((FLYSArtifact) master); + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :