Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/exports/ComputedDischargeCurveExporter.java @ 9619:63bbd5e45839
#21 WMS Legend
author | dnt_bjoernsen <d.tironi@bjoernsen.de> |
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date | Thu, 10 Oct 2019 16:08:47 +0200 |
parents | 740d65e4aa14 |
children |
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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.text.DateFormat; import java.text.NumberFormat; import java.util.ArrayList; import java.util.Arrays; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Locale; import java.util.Map; import org.apache.log4j.Logger; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.artifacts.common.utils.Config; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.artifacts.access.RangeAccess; import org.dive4elements.river.artifacts.model.CalculationResult; import org.dive4elements.river.artifacts.model.WKmsJRDataSource; import org.dive4elements.river.artifacts.model.WQ; import org.dive4elements.river.artifacts.model.WQKms; import org.dive4elements.river.artifacts.resources.Resources; import org.dive4elements.river.model.Gauge; import org.dive4elements.river.model.River; import org.dive4elements.river.utils.Formatter; import org.dive4elements.river.utils.RiverUtils; import au.com.bytecode.opencsv.CSVWriter; import net.sf.jasperreports.engine.JRException; import net.sf.jasperreports.engine.JasperExportManager; import net.sf.jasperreports.engine.JasperFillManager; import net.sf.jasperreports.engine.JasperPrint; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class ComputedDischargeCurveExporter extends AbstractExporter { /** The log used in this exporter. */ private static Logger log = Logger.getLogger(ComputedDischargeCurveExporter.class); public static final String CSV_W_HEADER = "export.computed.discharge.curve.csv.header.w"; public static final String CSV_Q_HEADER = "common.export.csv.header.q"; public static final String DEFAULT_CSV_W_HEADER = "W [NN + m]"; public static final String DEFAULT_CSV_Q_HEADER = "Q [m\u00b3/s]"; public static final String PDF_HEADER_MODE = "export.computed.discharge.pdf.mode"; public static final String PDF_HEADER_CALC_MODE = "export.computed.discharge.pdf.calc.mode"; public static final String JASPER_FILE = "export.computed.discharge.pdf.file"; protected List<WQKms> data; protected String wUnit; protected String riverUnit; protected String gaugeName; protected double gaugeDatum; protected Date validSince; public ComputedDischargeCurveExporter() { this.data = new ArrayList<>(); } @Override protected void addData(Object d) { if (d instanceof CalculationResult) { d = ((CalculationResult) d).getData(); } WQKms referenceWQ = null; // used for gauge / unit observations if (d instanceof WQKms[]) { this.data.addAll(Arrays.asList((WQKms[]) d)); // If there is a unit mix in this list // we are screwed anyway. referenceWQ = ((WQKms[]) d)[0]; } else if (d instanceof WQKms) { this.data.add((WQKms) d); referenceWQ = (WQKms) d; } else { log.warn("Can't add data for export. Unkown data type " + d.getClass().getName()); return; } if (referenceWQ != null) { final D4EArtifact arti = (D4EArtifact) this.master; final River river = RiverUtils.getRiver(arti); this.riverUnit = river.getWstUnit().getName(); final RangeAccess rangeAccess = new RangeAccess(arti); final double[] kms = rangeAccess.getKmRange(); final Gauge gauge = river.determineGaugeAtStation(kms[0]); if (gauge != null) { this.wUnit = "cm"; this.gaugeName = gauge.getName(); this.gaugeDatum = gauge.getDatum().doubleValue(); // Now convert the data to cm because we are at gauge final List<WQKms> newData = new ArrayList<>(); for (final WQKms d2 : this.data) { newData.add(new WQKms(d2.getKms(), WQ.getFixedWQforExportAtGauge(d2, gauge.getDatum()))); } this.data = newData; // All hail the garbage collector this.validSince = gauge.fetchMasterDischargeTable().getTimeInterval().getStartTime(); } else { this.gaugeName = ""; this.validSince = null; this.gaugeDatum = Double.NaN; } } } @Override protected void writeCSVData(final CSVWriter writer) { log.info("ComputedDischargeCurveExporter.writeData"); writeCSVHeader(writer); final NumberFormat wf = getWFormatter(); final NumberFormat qf = getQFormatter(); double[] res = new double[3]; for (final WQKms wqkms : this.data) { final int size = wqkms.size(); for (int i = 0; i < size; i++) { res = wqkms.get(i, res); writer.writeNext(new String[] { wf.format(res[0]), qf.format(res[1]) }); } } } protected void writeCSVHeader(final CSVWriter writer) { log.debug("ComputedDischargeCurveExporter.writeCSVHeader"); final RangeAccess access = new RangeAccess((D4EArtifact) this.master); final double[] km = access.getLocations(); // If we are not at gauge (cm) use the river unit final String realUnit = "cm".equals(this.wUnit) ? "cm" : this.riverUnit; final String header = msg(CSV_W_HEADER, DEFAULT_CSV_W_HEADER, new Object[] { realUnit }); writer.writeNext(new String[] { header, msg(CSV_Q_HEADER, DEFAULT_CSV_Q_HEADER) }); } /** * Returns the number formatter for W values. * * @return the number formatter for W values. */ @Override protected NumberFormat getWFormatter() { if ("cm".equals(this.wUnit)) { return Formatter.getFormatter(this.context, 0, 0); } return Formatter.getComputedDischargeW(this.context); } /** * Returns the number formatter for Q values. * * @return the number formatter for Q values. */ @Override protected NumberFormat getQFormatter() { return Formatter.getComputedDischargeQ(this.context); } @Override protected void writePDF(final OutputStream out) { final WKmsJRDataSource source = createJRData(); final String jasperFile = Resources.getMsg(this.context.getMeta(), JASPER_FILE, "/jasper/computed-discharge_en.jasper"); final String confPath = Config.getConfigDirectory().toString(); final Map parameters = new HashMap(); parameters.put("ReportTitle", "Exported Data"); try { final JasperPrint print = JasperFillManager.fillReport(confPath + jasperFile, parameters, source); JasperExportManager.exportReportToPdfStream(print, out); } catch (final JRException je) { log.warn("Error generating PDF Report!"); je.printStackTrace(); } } protected WKmsJRDataSource createJRData() { final WKmsJRDataSource source = new WKmsJRDataSource(); addMetaData(source); addWQData(source); return source; } protected void addMetaData(final WKmsJRDataSource source) { final CallMeta meta = this.context.getMeta(); final D4EArtifact flys = (D4EArtifact) this.master; source.addMetaData("gauge", this.gaugeName); if (!Double.isNaN(this.gaugeDatum)) { final NumberFormat mf = Formatter.getMeterFormat(this.context); source.addMetaData("datum", mf.format(this.gaugeDatum) + " " + this.riverUnit); } else { source.addMetaData("datum", ""); } source.addMetaData("river", RiverUtils.getRivername(flys)); final Locale locale = Resources.getLocale(meta); final DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale); source.addMetaData("date", df.format(new Date())); source.addMetaData("wUnit", "cm".equals(this.wUnit) ? "cm" : this.riverUnit); final RangeAccess rangeAccess = new RangeAccess(flys); final double[] kms = rangeAccess.getKmRange(); source.addMetaData("range", Formatter.getCalculationKm(this.context.getMeta()).format(kms[0])); if (!"cm".equals(this.wUnit)) { source.addMetaData("valid_since", ""); source.addMetaData("calculation", Resources.getMsg(locale, PDF_HEADER_CALC_MODE, "Computed Discharge")); } else { source.addMetaData("valid_since", this.validSince == null ? "" : df.format(this.validSince)); source.addMetaData("calculation", Resources.getMsg(locale, PDF_HEADER_MODE, "Discharge")); } } protected void addWQData(final WKmsJRDataSource source) { final NumberFormat wf = getWFormatter(); final NumberFormat qf = getQFormatter(); double[] res = new double[3]; for (final WQKms wqkms : this.data) { final int size = wqkms.size(); for (int i = 0; i < size; i++) { res = wqkms.get(i, res); source.addData(new String[] { "", // Empty, the WKmsJRDtasource stores km here. wf.format(res[0]), qf.format(res[1]) }); } } } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :