ingo@392: package de.intevation.flys.exports;
ingo@392: 
ingo@392: import java.io.OutputStream;
ingo@418: import java.text.NumberFormat;
ingo@392: import java.util.ArrayList;
sascha@701: import java.util.Arrays;
ingo@392: import java.util.List;
raimund@2177: import java.util.Map;
raimund@2177: import java.util.HashMap;
raimund@2177: import java.util.Date;
raimund@2177: import java.text.DateFormat;
raimund@2177: import java.util.Locale;
ingo@392: 
ingo@392: import org.w3c.dom.Document;
ingo@392: 
ingo@392: import org.apache.log4j.Logger;
ingo@392: 
ingo@392: import au.com.bytecode.opencsv.CSVWriter;
ingo@392: 
raimund@2177: import net.sf.jasperreports.engine.JasperExportManager;
raimund@2177: import net.sf.jasperreports.engine.JasperFillManager;
raimund@2177: import net.sf.jasperreports.engine.JasperPrint;
raimund@2177: import net.sf.jasperreports.engine.JRException;
raimund@2177: 
raimund@2185: import de.intevation.artifacts.common.utils.Config;
raimund@2185: 
ingo@392: import de.intevation.artifacts.CallContext;
raimund@2177: import de.intevation.artifacts.CallMeta;
raimund@2177: 
raimund@2177: import de.intevation.flys.artifacts.FLYSArtifact;
ingo@392: 
sascha@715: import de.intevation.flys.artifacts.model.CalculationResult;
ingo@394: import de.intevation.flys.artifacts.model.WQKms;
raimund@2177: import de.intevation.flys.artifacts.model.WKmsJRDataSource;
raimund@2177: import de.intevation.flys.artifacts.resources.Resources;
sascha@715: 
raimund@2177: import de.intevation.flys.utils.FLYSUtils;
ingo@445: import de.intevation.flys.utils.Formatter;
ingo@392: 
ingo@392: 
ingo@392: /**
ingo@392:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@392:  */
ingo@392: public class ComputedDischargeCurveExporter extends AbstractExporter {
ingo@392: 
ingo@392:     /** The logger used in this exporter.*/
ingo@392:     private static Logger logger =
ingo@392:         Logger.getLogger(ComputedDischargeCurveExporter.class);
ingo@392: 
ingo@418: 
ingo@416:     public static final String CSV_W_HEADER =
ingo@416:         "export.computed.discharge.curve.csv.header.w";
ingo@416: 
ingo@416:     public static final String CSV_Q_HEADER =
ingo@416:         "export.computed.discharge.curve.csv.header.q";
ingo@416: 
ingo@416:     public static final String DEFAULT_CSV_W_HEADER  = "W [NN + m]";
sascha@664:     public static final String DEFAULT_CSV_Q_HEADER  = "Q [m\u00b3/s]";
ingo@416: 
raimund@2177:     public static final String PDF_HEADER_MODE = "export.computed.discharge.pdf.mode";
raimund@2185:     public static final String JASPER_FILE = "export.computed.discharge.pdf.file";
ingo@392: 
ingo@394:     protected List<WQKms> data;
ingo@394: 
ingo@394: 
ingo@392:     public void init(Document request, OutputStream out, CallContext context) {
ingo@392:         logger.debug("ComputedDischargeCurveExporter.init");
ingo@392: 
ingo@392:         super.init(request, out, context);
ingo@394: 
ingo@394:         this.data = new ArrayList<WQKms>();
ingo@392:     }
ingo@392: 
ingo@392: 
sascha@701:     @Override
sascha@701:     protected void addData(Object d) {
sascha@715:         if (d instanceof CalculationResult) {
sascha@715:             d = ((CalculationResult)d).getData();
sascha@701:         }
bjoern@4585:         if (d instanceof WQKms[]){
bjoern@4585:             data.addAll(Arrays.asList((WQKms [])d));
bjoern@4585:             return;
bjoern@4585:         }
bjoern@4585:         else if (d instanceof WQKms) {
bjoern@4585:             data.add((WQKms)d);
bjoern@4585:         }
bjoern@4585:         logger.warn("Can't add data for csv export. Unkown data type " +
bjoern@4585:                 d.getClass().getName());
ingo@392:     }
ingo@392: 
ingo@392: 
ingo@392:     protected void writeCSVData(CSVWriter writer) {
ingo@392:         logger.info("ComputedDischargeCurveExporter.writeData");
ingo@392: 
ingo@416:         writeCSVHeader(writer);
ingo@416: 
ingo@418:         NumberFormat wf  = getWFormatter();
ingo@418:         NumberFormat qf  = getQFormatter();
ingo@418: 
ingo@394:         double[] res = new double[3];
ingo@394: 
ingo@394:         for (WQKms wqkms: data) {
ingo@394:             int size = wqkms.size();
ingo@394: 
ingo@394:             for (int i = 0; i < size; i++) {
ingo@394:                 res = wqkms.get(i, res);
ingo@394: 
ingo@394:                 writer.writeNext(new String[] {
ingo@418:                     wf.format(res[0]),
ingo@418:                     qf.format(res[1])
ingo@394:                 });
ingo@394:             }
ingo@394:         }
ingo@392:     }
ingo@416: 
ingo@416: 
ingo@416:     protected void writeCSVHeader(CSVWriter writer) {
ingo@416:         logger.debug("ComputedDischargeCurveExporter.writeCSVHeader");
ingo@416: 
ingo@416:         writer.writeNext(new String[] {
ingo@416:             msg(CSV_W_HEADER, DEFAULT_CSV_W_HEADER),
ingo@416:             msg(CSV_Q_HEADER, DEFAULT_CSV_Q_HEADER)
ingo@416:         });
ingo@416:     }
ingo@418: 
ingo@418: 
ingo@418:     /**
ingo@418:      * Returns the number formatter for W values.
ingo@418:      *
ingo@418:      * @return the number formatter for W values.
ingo@418:      */
ingo@418:     protected NumberFormat getWFormatter() {
ingo@445:         return Formatter.getComputedDischargeW(context);
ingo@418:     }
ingo@418: 
ingo@418: 
ingo@418:     /**
ingo@418:      * Returns the number formatter for Q values.
ingo@418:      *
ingo@418:      * @return the number formatter for Q values.
ingo@418:      */
ingo@418:     protected NumberFormat getQFormatter() {
ingo@445:         return Formatter.getComputedDischargeQ(context);
ingo@418:     }
raimund@2176: 
raimund@2176: 
raimund@2176:     @Override
raimund@2177:     protected void writePDF(OutputStream out) {
raimund@2177:         WKmsJRDataSource source = createJRData();
raimund@2185: 
raimund@2185:         String jasperFile = Resources.getMsg(
raimund@2185:                                 context.getMeta(),
raimund@2185:                                 JASPER_FILE,
raimund@2185:                                 "/jasper/computed-discharge_en.jasper");
raimund@2185:         String confPath = Config.getConfigDirectory().toString();
raimund@2185: 
raimund@2177:         Map parameters = new HashMap();
raimund@2177:         parameters.put("ReportTitle", "Exported Data");
raimund@2177:         try {
raimund@2177:             JasperPrint print = JasperFillManager.fillReport(
raimund@2185:                 confPath + jasperFile,
raimund@2177:                 parameters,
raimund@2177:                 source);
raimund@2177:             JasperExportManager.exportReportToPdfStream(print, out);
raimund@2177:         }
raimund@2177:         catch(JRException je) {
raimund@2177:             logger.warn("Error generating PDF Report!");
raimund@2177:             je.printStackTrace();
raimund@2177:         }
raimund@2177:     }
raimund@2177: 
raimund@2177: 
raimund@2177:     protected WKmsJRDataSource createJRData() {
raimund@2177:         WKmsJRDataSource source = new WKmsJRDataSource();
raimund@2177: 
raimund@2177:         addMetaData(source);
raimund@2177:         addWQData(source);
raimund@2177: 
raimund@2177:         return source;
raimund@2177:     }
raimund@2177: 
raimund@2177: 
raimund@2177:     protected void addMetaData(WKmsJRDataSource source) {
raimund@2177:         CallMeta meta = context.getMeta();
raimund@2177: 
raimund@2177:         FLYSArtifact flys = (FLYSArtifact) master;
raimund@2177: 
raimund@2177:         source.addMetaData ("river", FLYSUtils.getRivername(flys));
raimund@2177: 
raimund@2177:         Locale locale = Resources.getLocale(meta);
raimund@2177:         DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
raimund@2177: 
raimund@2177:         source.addMetaData("date", df.format(new Date()));
raimund@2177: 
raimund@2177:         double[] kms = FLYSUtils.getKmRange(flys);
raimund@2177:         source.addMetaData("range", String.valueOf(kms[0]));
raimund@2177: 
raimund@2177:         source.addMetaData("calculation", Resources.getMsg(
raimund@2177:                                             locale,
raimund@2177:                                             PDF_HEADER_MODE,
raimund@2177:                                             "Computed Discharge"));
raimund@2177:     }
raimund@2177: 
raimund@2177:     protected void addWQData(WKmsJRDataSource source) {
raimund@2177:         NumberFormat wf  = getWFormatter();
raimund@2177:         NumberFormat qf  = getQFormatter();
raimund@2177: 
raimund@2177:         double[] res = new double[3];
raimund@2177: 
raimund@2177:         for (WQKms wqkms: data) {
raimund@2177:             int size = wqkms.size();
raimund@2177: 
raimund@2177:             for (int i = 0; i < size; i++) {
raimund@2177:                 res = wqkms.get(i, res);
raimund@2177: 
raimund@2177:                 source.addData(new String[] {
raimund@2177:                     "",   // Empty, the WKmsJRDtasource stores km here.
raimund@2177:                     wf.format(res[0]),
raimund@2177:                     qf.format(res[1])
raimund@2177:                 });
raimund@2177:             }
raimund@2177:         }
raimund@2177: 
raimund@2177:     }
ingo@392: }
ingo@392: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :