Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/exports/HistoricalDischargeCurveExporter.java @ 4255:670e98f5a441
Fixed leak while merging facets.
The ThemeList that is used by OutputHelper to sort the
Facets for an Output now uses a list to store the ManagedFacets.
The correct order is made up by sorting the List using
Collections.sort() function of the Java JDK. Therfore, the
ManagedFacet class implements the Comparable interface. The
return value of its compareTo(other) method depends on the
value of the 'position' field.
author | Ingo Weinzierl <weinzierl.ingo@googlemail.com> |
---|---|
date | Thu, 25 Oct 2012 14:01:46 +0200 |
parents | 49cb65d5932d |
children | 420c553bc86d |
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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 java.util.Map; import java.util.HashMap; import java.util.Locale; import org.w3c.dom.Document; import org.apache.log4j.Logger; import au.com.bytecode.opencsv.CSVWriter; import net.sf.jasperreports.engine.JasperExportManager; import net.sf.jasperreports.engine.JasperFillManager; import net.sf.jasperreports.engine.JasperPrint; import net.sf.jasperreports.engine.JRException; import de.intevation.artifacts.common.utils.Config; 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.HistoricalDischargeData; import de.intevation.flys.artifacts.model.Timerange; import de.intevation.flys.artifacts.model.WQTimerange; import de.intevation.flys.artifacts.model.WQTJRDataSource; 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"; public static final String PDF_HEADER_MODE = "export.historical.discharge.pdf.mode"; public static final String JASPER_FILE = "export.historical.discharge.pdf.file"; 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 HistoricalDischargeData) { d = (WQTimerange[]) ((HistoricalDischargeData) d).getWQTimeranges(); 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) { WQTJRDataSource source = createJRData(); String jasperFile = Resources.getMsg( context.getMeta(), JASPER_FILE, "/jasper/historical-discharge_en.jasper"); String confPath = Config.getConfigDirectory().toString(); Map parameters = new HashMap(); parameters.put("ReportTitle", "Exported Data"); try { JasperPrint print = JasperFillManager.fillReport( confPath + jasperFile, parameters, source); JasperExportManager.exportReportToPdfStream(print, out); } catch(JRException je) { logger.warn("Error generating PDF Report!"); je.printStackTrace(); } } 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.getMediumDateFormat(context); NumberFormat wf = Formatter.getHistoricalDischargeW(context); NumberFormat qf = Formatter.getHistoricalDischargeQ(context); double[] wq = new double[3]; String gaugeName = getReferenceGaugename(); List<WQTimerange.TimerangeItem> sorted = wqt.sort(); for (int i = 0, n = sorted.size(); i < n; i++) { WQTimerange.TimerangeItem item = sorted.get(i); Timerange tr = item.timerange; Date start = new Date(tr.getStart()); Date end = new Date(tr.getEnd()); item.get(wq); writer.writeNext(new String[] { df.format(start) + " - " + df.format(end), wf.format(wq[0]), qf.format(wq[1]), qf.format(wq[2]), gaugeName }); } } protected WQTJRDataSource createJRData() { WQTJRDataSource source = new WQTJRDataSource(); addMetaData(source); for (WQTimerange[] arr: data) { for (WQTimerange wqt: arr) { addWQTData(source, wqt); } } return source; } protected void addMetaData(WQTJRDataSource source) { CallMeta meta = context.getMeta(); FLYSArtifact flys = (FLYSArtifact) master; source.addMetaData ("river", FLYSUtils.getRivername(flys)); Locale locale = Resources.getLocale(meta); DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale); source.addMetaData("date", df.format(new Date())); source.addMetaData("calculation", Resources.getMsg( locale, PDF_HEADER_MODE, "Historical Discharge")); } protected void addWQTData(WQTJRDataSource source, WQTimerange wqt) { DateFormat df = Formatter.getShortDateFormat(context); NumberFormat wf = Formatter.getHistoricalDischargeW(context); NumberFormat qf = Formatter.getHistoricalDischargeQ(context); double[] wq = new double[3]; 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); source.addData(new String[] { df.format(start) + " - " + df.format(end), wf.format(wq[0]), qf.format(wq[1]), qf.format(wq[2]), gaugeName }); } } public String getReferenceGaugename() { return FLYSUtils.getReferenceGaugeName((FLYSArtifact) master); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :