--- a/flys-artifacts/src/main/java/de/intevation/flys/exports/WaterlevelExporter.java	Thu Dec 22 12:56:46 2011 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/WaterlevelExporter.java	Thu Dec 22 13:22:55 2011 +0000
@@ -2,9 +2,12 @@
 
 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 java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -15,11 +18,14 @@
 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.WINFOArtifact;
 import de.intevation.flys.artifacts.model.CalculationResult;
 import de.intevation.flys.artifacts.model.WQCKms;
 import de.intevation.flys.artifacts.model.WQKms;
+import de.intevation.flys.artifacts.resources.Resources;
 
 import de.intevation.flys.utils.FLYSUtils;
 import de.intevation.flys.utils.Formatter;
@@ -46,6 +52,31 @@
     public static final String CSV_Q_HEADER =
         "export.waterlevel.csv.header.q";
 
+    public static final String CSV_META_RESULT =
+        "export.waterlevel.csv.meta.result";
+
+    public static final String CSV_META_CREATION =
+        "export.waterlevel.csv.meta.creation";
+
+    public static final String CSV_META_CALCULATIONBASE =
+        "export.waterlevel.csv.meta.calculationbase";
+
+    public static final String CSV_META_RIVER =
+        "export.waterlevel.csv.meta.river";
+
+    public static final String CSV_META_RANGE =
+        "export.waterlevel.csv.meta.range";
+
+    public static final String CSV_META_GAUGE =
+        "export.waterlevel.csv.meta.gauge";
+
+    public static final String CSV_META_Q =
+        "export.waterlevel.csv.meta.q";
+
+    public static final String CSV_META_W =
+        "export.waterlevel.csv.meta.w";
+
+
     public static final Pattern NUMBERS_PATTERN =
         Pattern.compile("\\D*(\\d++.\\d*)\\D*");
 
@@ -147,6 +178,7 @@
     protected void writeCSVData(CSVWriter writer) {
         logger.info("WaterlevelExporter.writeData");
 
+        writeCSVMeta(writer);
         writeCSVHeader(writer);
 
         for (WQKms[] tmp: data) {
@@ -157,6 +189,115 @@
     }
 
 
+    protected void writeCSVMeta(CSVWriter writer) {
+        logger.info("WaterlevelExporter.writeCSVMeta");
+
+        CallMeta meta = context.getMeta();
+
+        FLYSArtifact flys = (FLYSArtifact) master;
+
+        writer.writeNext(new String[] {
+            Resources.getMsg(
+                meta,
+                CSV_META_RESULT,
+                CSV_META_RESULT,
+                new Object[] { FLYSUtils.getRivername(flys) })
+        });
+
+        Locale locale = Resources.getLocale(meta);
+        DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
+
+        writer.writeNext(new String[] {
+            Resources.getMsg(
+                meta,
+                CSV_META_CREATION,
+                CSV_META_CREATION,
+                new Object[] { df.format(new Date()) })
+        });
+
+        writer.writeNext(new String[] {
+            Resources.getMsg(
+                meta,
+                CSV_META_CALCULATIONBASE,
+                CSV_META_CALCULATIONBASE,
+                new Object[] { "" }) // TODO what is required at this place?
+        });
+
+        writer.writeNext(new String[] {
+            Resources.getMsg(
+                meta,
+                CSV_META_RIVER,
+                CSV_META_RIVER,
+                new Object[] { FLYSUtils.getRivername(flys) })
+        });
+
+        double[] kms = FLYSUtils.getKmRange(flys);
+        writer.writeNext(new String[] {
+            Resources.getMsg(
+                meta,
+                CSV_META_RANGE,
+                CSV_META_RANGE,
+                new Object[] { kms[0], kms[kms.length-1] })
+        });
+
+        writer.writeNext(new String[] {
+            Resources.getMsg(
+                meta,
+                CSV_META_GAUGE,
+                CSV_META_GAUGE,
+                new Object[] { FLYSUtils.getGaugename(flys) })
+        });
+
+        FLYSUtils.WQ_MODE wq = FLYSUtils.getWQMode(flys);
+        if (wq == FLYSUtils.WQ_MODE.QFREE || wq == FLYSUtils.WQ_MODE.QGAUGE) {
+            double[] qs  = FLYSUtils.getQs(flys);
+
+            String lower = "";
+            String upper = "";
+
+            if (qs != null && qs.length > 0) {
+                lower = String.valueOf(qs[0]);
+                upper = String.valueOf(qs[qs.length-1]);
+            }
+            else {
+                logger.warn("Could not determine Q range!");
+            }
+
+            writer.writeNext(new String[] {
+                Resources.getMsg(
+                    meta,
+                    CSV_META_Q,
+                    CSV_META_Q,
+                    new Object[] { lower, upper })
+            });
+        }
+        else {
+            double[] ws = FLYSUtils.getWs(flys);
+
+            String lower = "";
+            String upper = "";
+
+            if (ws != null && ws.length > 0) {
+                lower = String.valueOf(ws[0]);
+                upper = String.valueOf(ws[ws.length-1]);
+            }
+            else {
+                logger.warn("Could not determine W range!");
+            }
+
+            writer.writeNext(new String[] {
+                Resources.getMsg(
+                    meta,
+                    CSV_META_W,
+                    CSV_META_W,
+                    new Object[] { lower, upper })
+            });
+        }
+
+        writer.writeNext(new String[] { "" });
+    }
+
+
     protected void writeCSVHeader(CSVWriter writer) {
         logger.info("WaterlevelExporter.writeCSVHeader");