--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/DeltaWtExporter.java	Sat Jun 30 19:44:39 2012 +0000
@@ -0,0 +1,202 @@
+package de.intevation.flys.exports.fixings;
+
+import au.com.bytecode.opencsv.CSVWriter;
+
+import de.intevation.artifacts.CallContext;
+import de.intevation.artifacts.CallMeta;
+
+import de.intevation.flys.artifacts.model.CalculationResult;
+
+import de.intevation.flys.artifacts.model.fixings.AnalysisPeriod;
+import de.intevation.flys.artifacts.model.fixings.FixResult;
+import de.intevation.flys.artifacts.model.fixings.QWD;
+
+import de.intevation.flys.artifacts.resources.Resources;
+
+import de.intevation.flys.exports.AbstractExporter;
+
+import de.intevation.flys.utils.Formatter;
+import de.intevation.flys.utils.KMIndex;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+import java.text.DateFormat;
+import java.text.NumberFormat;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.Locale;
+
+import org.apache.log4j.Logger;
+
+import org.w3c.dom.Document;
+
+public class DeltaWtExporter
+extends      AbstractExporter
+{
+    private static Logger log = Logger.getLogger(DeltaWtExporter.class);
+
+    public static final String CSV_KM_HEADER =
+        "export.fixings.deltawt.csv.header.km";
+
+    public static final String CSV_DELTA_W_HEADER =
+        "export.fixings.deltawt.csv.header.deltaw";
+
+    public static final String CSV_T_HEADER =
+        "export.fixings.deltawt.csv.header.t";
+
+    public static final String CSV_T_DESC_HEADER =
+        "export.fixings.deltawt.csv.header.description";
+
+    public static final String DEFAULT_CSV_KM_HEADER = "km";
+
+    public static final String DEFAULT_CSV_DELTA_W_HEADER = "\u0394 W [cm]";
+
+    public static final String DEFAULT_CSV_T_HEADER = "Datum";
+
+    public static final String DEFAULT_CSV_T_DESC_HEADER = "Beschreibung";
+
+    protected List<KMIndex<AnalysisPeriod []>> analysisPeriods;
+
+    protected List<KMIndex<QWD[]>> referenceEvents;
+
+    @Override
+    public void init(Document request, OutputStream out, CallContext context) {
+        log.debug("DeltaWtExporter.init");
+        super.init(request, out, context);
+        analysisPeriods = new ArrayList<KMIndex<AnalysisPeriod []>>();
+        referenceEvents = new ArrayList<KMIndex<QWD[]>>();
+    }
+
+    @Override
+    public void generate() throws IOException {
+        log.debug("DeltaWtExporter.generate");
+        if (facet == null) {
+            throw new IOException("invalid (null) facet for exporter");
+        }
+        else if (facet.equals(FACET_CSV)) {
+            generateCSV();
+        }
+        else if (facet.equals(FACET_PDF)) {
+            generatePDF();
+        }
+        else {
+            throw new IOException("invalid facet (" + facet + ") for exporter");
+        }
+    }
+
+    @Override
+    protected void addData(Object d) {
+        log.debug("DeltaWtExporter.addData");
+        if (!(d instanceof CalculationResult)) {
+            log.warn("Invalid data type");
+            return;
+        }
+
+        Object data = ((CalculationResult)d).getData();
+        if (!(data instanceof FixResult)) {
+            log.warn("Invalid data stored in result.");
+        }
+        FixResult result = (FixResult)data;
+        analysisPeriods.add(result.getAnalysisPeriods());
+        referenceEvents.add(result.getReferenced());
+    }
+
+    @Override
+    protected void writeCSVData(CSVWriter writer) throws IOException {
+
+        boolean debug = log.isDebugEnabled();
+
+        writeCSVHeader(writer);
+
+        NumberFormat kmF = getKMFormatter();
+        NumberFormat dwF = getDeltaWFormatter();
+
+        CallMeta meta = context.getMeta();
+        Locale locale = Resources.getLocale(meta);
+        DateFormat dF = DateFormat.getDateInstance(DateFormat.SHORT, locale);
+
+        for (KMIndex<QWD[]> reference: referenceEvents) {
+
+            for (KMIndex.Entry<QWD[]> kmEntry: reference) {
+
+               String kmS = kmF.format(kmEntry.getKm());
+               for (QWD qwd: kmEntry.getValue()) {
+                    double deltaW = qwd.getDeltaW();
+                    Date   date   = qwd.getDate();
+                    String desc   = qwd.getDescription();
+
+                    String deltaWS = dwF.format(deltaW);
+                    String dateS   = dF.format(date);
+
+                    writer.writeNext(new String[] {
+                        kmS,
+                        deltaWS,
+                        dateS,
+                        desc != null ? desc : "" });
+               }
+            }
+        }
+
+        if (debug) {
+            log.debug("AnalysisPeriods: " + analysisPeriods.size());
+        }
+
+        for (KMIndex<AnalysisPeriod []> periods: analysisPeriods) {
+
+            for (KMIndex.Entry<AnalysisPeriod []> kmEntry: periods) {
+
+                String kmS = kmF.format(kmEntry.getKm());
+
+                for (AnalysisPeriod period: kmEntry.getValue()) {
+                    QWD [] qwds = period.getQWDs();
+                    if (qwds != null) {
+                        for (QWD qwd: qwds) {
+                            double deltaW = qwd.getDeltaW();
+                            Date   date   = qwd.getDate();
+                            String desc   = qwd.getDescription();
+
+                            String deltaWS = dwF.format(deltaW);
+                            String dateS   = dF.format(date);
+
+                            writer.writeNext(new String[] {
+                                kmS,
+                                deltaWS,
+                                dateS,
+                                desc != null ? desc : "" });
+                        }
+                    }
+                }
+            }
+        }
+        writer.flush();
+    }
+
+
+    protected NumberFormat getKMFormatter() {
+        return Formatter.getFixDeltaWKM(context);
+    }
+
+    protected NumberFormat getDeltaWFormatter() {
+        return Formatter.getFixDeltaWDeltaW(context);
+    }
+
+    protected void writeCSVHeader(CSVWriter writer) {
+        log.debug("DeltaWtExporter.writeCSVHeader");
+
+        writer.writeNext(new String[] {
+            msg(CSV_KM_HEADER,      DEFAULT_CSV_KM_HEADER),
+            msg(CSV_DELTA_W_HEADER, DEFAULT_CSV_DELTA_W_HEADER),
+            msg(CSV_T_HEADER,       DEFAULT_CSV_T_HEADER),
+            msg(CSV_T_DESC_HEADER,  DEFAULT_CSV_T_DESC_HEADER)
+        });
+    }
+
+    @Override
+    protected void writePDF(OutputStream out) {
+        // TODO: Implement me!
+    }
+}
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :