[PATCH 5 of 8] Work on uinfo

Wald Commits scm-commit at wald.intevation.org
Thu Apr 12 19:17:35 CEST 2018


# HG changeset patch
# User gernotbelger
# Date 1523553370 -7200
# Node ID 50cc99579a46202aae8f83f87a1c412875d296d6
# Parent  e3b3ce32c8252148d695c8b128082d422b8c1a19
Work on uinfo

diff -r e3b3ce32c825 -r 50cc99579a46 artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoCalculationResult.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoCalculationResult.java	Thu Apr 12 19:15:42 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoCalculationResult.java	Thu Apr 12 19:16:10 2018 +0200
@@ -8,83 +8,29 @@
  * documentation coming with Dive4Elements River for details.
  */
 package org.dive4elements.river.artifacts.sinfo.common;
-
-import java.io.Serializable;
-import java.util.ArrayList;
+ 
 import java.util.Collection;
-import java.util.Collections;
-import java.util.List;
-
+import org.dive4elements.river.artifacts.common.AbstractCalculationResult;
+import org.dive4elements.river.artifacts.common.ResultRow;
 import org.dive4elements.river.artifacts.sinfo.util.WstInfo;
-
-import gnu.trove.TDoubleArrayList;
+ 
 
 /**
  * @author Gernot Belger
  */
-public abstract class AbstractSInfoCalculationResult implements Serializable {
+public abstract class AbstractSInfoCalculationResult extends AbstractCalculationResult  {
 
     private static final long serialVersionUID = 1L;
-
-    private final Collection<SInfoResultRow> rows;
-
-    private final String label;
-
+    
     private final WstInfo wst;
 
-    public AbstractSInfoCalculationResult(final String label, final WstInfo wst, final Collection<SInfoResultRow> rows) {
-        this.label = label;
-        this.wst = wst;
-        this.rows = new ArrayList<>(rows);
+    public AbstractSInfoCalculationResult(final String label, final WstInfo wst, final Collection< ResultRow> rows) {
+        super(label, rows);      
+        this.wst = wst;      
     }
 
-    public final String getLabel() {
-        return this.label;
-    }
 
     public final WstInfo getWst() {
         return this.wst;
-    }
-
-    public boolean isEmpty() {
-        return this.rows.isEmpty();
-    }
-
-    public final void addRow(final SInfoResultRow resultRow) {
-        this.rows.add(resultRow);
-    }
-
-    public final Collection<SInfoResultRow> getRows() {
-        return Collections.unmodifiableCollection(this.rows);
-    }
-
-    public final double[][] getStationPoints(final SInfoResultType type) {
-
-        final TDoubleArrayList xPoints = new TDoubleArrayList(this.rows.size());
-        final TDoubleArrayList yPoints = new TDoubleArrayList(this.rows.size());
-
-        for (final SInfoResultRow row : this.rows) {
-
-            final double station = row.getDoubleValue(SInfoResultType.station);
-            final double value = row.getDoubleValue(type);
-
-            xPoints.add(station);
-            yPoints.add(value);
-        }
-
-        return new double[][] { xPoints.toNativeArray(), yPoints.toNativeArray() };
-    }
-
-    protected final <TYPE> List<TYPE> getValues(final SInfoResultType type) {
-
-        final List<TYPE> values = new ArrayList<>();
-
-        for (final SInfoResultRow row : this.rows) {
-            @SuppressWarnings("unchecked")
-            final TYPE value = (TYPE) row.getValue(type);
-            values.add(value);
-        }
-
-        return values;
-    }
+    }  
 }
\ No newline at end of file
diff -r e3b3ce32c825 -r 50cc99579a46 artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoCalculationResults.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoCalculationResults.java	Thu Apr 12 19:15:42 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoCalculationResults.java	Thu Apr 12 19:16:10 2018 +0200
@@ -9,69 +9,23 @@
  */
 package org.dive4elements.river.artifacts.sinfo.common;
 
-import java.io.Serializable;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
+
 
 import org.apache.commons.lang.math.DoubleRange;
-import org.dive4elements.river.artifacts.model.Calculation;
+import org.dive4elements.river.artifacts.common.AbstractCalculationResults;
+
 import org.dive4elements.river.artifacts.sinfo.util.RiverInfo;
 
 /**
  * @author Gernot Belger
  */
-public abstract class AbstractSInfoCalculationResults<RESULT extends AbstractSInfoCalculationResult> implements Serializable {
+public abstract class AbstractSInfoCalculationResults<RESULT extends AbstractSInfoCalculationResult> extends AbstractCalculationResults<RESULT>  {
 
-    private static final long serialVersionUID = 1L;
-
-    private final List<RESULT> results = new ArrayList<>();
-
-    private final String calcModeLabel;
-
-    private final String user;
-
-    private final RiverInfo river;
-
-    private final DoubleRange calcRange;
-
+    private static final long serialVersionUID = 1L; 
+ 
+    //TODO: einen sinnvollen Grund finden, warum es diese Klasse noch geben muss, oder LÖSCHEN!
     public AbstractSInfoCalculationResults(final String calcModeLabel, final String user, final RiverInfo river, final DoubleRange calcRange) {
-        this.calcModeLabel = calcModeLabel;
-        this.user = user;
-        this.river = river;
-        this.calcRange = calcRange;
-    }
-
-    public final String getCalcModeLabel() {
-        return this.calcModeLabel;
-    }
-
-    public final String getUser() {
-        return this.user;
-    }
-
-    public final RiverInfo getRiver() {
-        return this.river;
-    }
-
-    public final DoubleRange getCalcRange() {
-        return this.calcRange;
-    }
-
-    public final void addResult(final RESULT result, final Calculation problems) {
-        /* we assume error reporting was already done in this case */
-        if (result == null)
-            return;
-
-        if (result.isEmpty()) {
-            problems.addProblem("abstractsinfocalculationresults.emptyResult", result.getLabel());
-            return;
-        }
-
-        this.results.add(result);
-    }
-
-    public final List<RESULT> getResults() {
-        return Collections.unmodifiableList(this.results);
-    }
+        super(calcModeLabel, user, river, calcRange); //TODO: Split!       
+    } 
+ 
 }
\ No newline at end of file
diff -r e3b3ce32c825 -r 50cc99579a46 artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoExporter.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoExporter.java	Thu Apr 12 19:15:42 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractSInfoExporter.java	Thu Apr 12 19:16:10 2018 +0200
@@ -9,40 +9,28 @@
  */
 package org.dive4elements.river.artifacts.sinfo.common;
 
-import java.io.OutputStream;
 import java.text.DateFormat;
 import java.text.NumberFormat;
-import java.util.Collection;
 import java.util.Date;
-import java.util.HashMap;
 import java.util.Locale;
-import java.util.Map;
 
 import org.apache.commons.lang.math.DoubleRange;
-import org.apache.log4j.Logger;
-import org.dive4elements.artifacts.CallMeta;
-import org.dive4elements.artifacts.common.utils.Config;
 import org.dive4elements.river.FLYS;
-import org.dive4elements.river.artifacts.model.CalculationResult;
+import org.dive4elements.river.artifacts.common.AbstractCommonExporter;
+import org.dive4elements.river.artifacts.common.GeneralResultType;
+import org.dive4elements.river.artifacts.common.I18NStrings;
 import org.dive4elements.river.artifacts.resources.Resources;
-import org.dive4elements.river.artifacts.sinfo.SInfoI18NStrings;
 import org.dive4elements.river.artifacts.sinfo.util.BedHeightInfo;
 import org.dive4elements.river.artifacts.sinfo.util.MetaAndTableJRDataSource;
 import org.dive4elements.river.artifacts.sinfo.util.RiverInfo;
 import org.dive4elements.river.artifacts.sinfo.util.WstInfo;
-import org.dive4elements.river.exports.AbstractExporter;
 
 import au.com.bytecode.opencsv.CSVWriter;
-import net.sf.jasperreports.engine.JRDataSource;
-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 Gernot Belger
  */
-public abstract class AbstractSInfoExporter<RESULT extends AbstractSInfoCalculationResult, RESULTS extends AbstractSInfoCalculationResults<RESULT>> extends AbstractExporter {
+public abstract class AbstractSInfoExporter<RESULT extends AbstractSInfoCalculationResult, RESULTS extends AbstractSInfoCalculationResults<RESULT>> extends AbstractCommonExporter<RESULT, RESULTS> {
 
     private static final String CSV_META_HEADER_SOUNDING = "sinfo.export.flow_depth.csv.meta.header.sounding";
 
@@ -50,191 +38,12 @@
 
     private static final String CSV_META_HEADER_SOUNDING_TYPE = "sinfo.export.flow_depth.csv.meta.header.sounding.type";
 
-    private static final String CSV_META_HEADER_SOUNDING_EVALUATOR = "sinfo.export.flow_depth.csv.meta.header.sounding.evaluator";
-
     private static final String CSV_META_HEADER_SOUNDING_PRJ = "sinfo.export.flow_depth.csv.meta.header.sounding.prj";
 
     private static final String CSV_META_HEADER_SOUNDING_ELEVATIOIN_MODEL = "sinfo.export.flow_depth.csv.meta.header.sounding.elevationmodel";
 
     private static final String CSV_META_HEADER_SOUNDING_ELEVATIOIN_MODEL_ORIGINAL = "sinfo.export.flow_depth.csv.meta.header.sounding.elevationmodel.original";
 
-    /** The storage that contains the current calculation result. */
-    private RESULTS data = null;
-
-    protected abstract Logger getLog();
-
-    public RESULTS getData() {
-        return this.data;
-    }
-
-    @Override
-    protected final void addData(final Object d) {
-        /* reset */
-        this.data = null;
-
-        if (d instanceof CalculationResult) {
-
-            final Object dat = ((CalculationResult) d).getData();
-            if (dat != null) {
-                @SuppressWarnings("unchecked")
-                final RESULTS result = (RESULTS) dat;
-                this.data = result;
-            }
-        }
-    }
-
-    /**
-     * Formats header with unit and label: msg [unit] (label)
-     */
-    protected final String msgUnitLabel(final String key, final String unit, final String label) {
-        final String msg = msg(key);
-        return String.format("%s [%s] (%s)", msg, unit, label);
-    }
-
-    @Override
-    protected final void writeCSVData(final CSVWriter writer) {
-        getLog().info("writeCSVData");
-
-        /* fetch calculation results */
-        final RESULTS results = this.data;
-
-        final RiverInfo river = results.getRiver();
-
-        /* write as csv */
-        writeCSVGlobalMetadata(writer, results);
-        writeCSVHeader(writer, results, river);
-
-        for (final RESULT result : results.getResults()) {
-            writeCSVResult(writer, results, result);
-        }
-    }
-
-    protected abstract void writeCSVHeader(final CSVWriter writer, final RESULTS results, final RiverInfo river);
-
-    /**
-     * Add metadata that is once written to the top of the file.
-     */
-    protected abstract void writeCSVGlobalMetadata(final CSVWriter writer, final RESULTS results);
-
-    protected final void writeCSVMetaEntry(final CSVWriter writer, final String message, final Object... messageArgs) {
-
-        final CallMeta meta = this.context.getMeta();
-
-        writer.writeNext(new String[] { Resources.getMsg(meta, message, message, messageArgs) });
-    }
-
-    protected final void writeCSVResult(final CSVWriter writer, final RESULTS results, final RESULT result) {
-
-        writeCSVResultMetadata(writer, results, result);
-
-        /* nwo the value rows */
-        final Collection<SInfoResultRow> rows = result.getRows();
-        for (final SInfoResultRow row : rows) {
-            writeCSVRow(writer, results, result, row);
-        }
-    }
-
-    /**
-     * Add metadata that is written once per result set.
-     */
-    protected abstract void writeCSVResultMetadata(CSVWriter writer, RESULTS results, RESULT result);
-
-    protected final void writeCSVRow(final CSVWriter writer, final RESULTS results, final RESULT result, final SInfoResultRow row) {
-        getLog().debug("writeCSVFlowDepthRow");
-
-        final String[] formattedRow = formatCSVRow(results, result, row);
-        writer.writeNext(formattedRow);
-    }
-
-    protected abstract String[] formatCSVRow(RESULTS results, RESULT result, final SInfoResultRow row);
-
-    @Override
-    protected final void writePDF(final OutputStream outStream) {
-        getLog().debug("write PDF");
-
-        final JRDataSource source = createJRData();
-
-        final String confPath = Config.getConfigDirectory().toString();
-
-        // FIXME: distinguish between with and without tkh: we need two jasper reports!
-
-        final Map<String, Object> parameters = new HashMap<>();
-        parameters.put("ReportTitle", "Exported Data");
-
-        try {
-            final String jasperPath = confPath + getJasperFile();
-
-            final JasperPrint print = JasperFillManager.fillReport(jasperPath, parameters, source);
-            JasperExportManager.exportReportToPdfStream(print, outStream);
-        }
-        catch (final JRException je) {
-            getLog().warn("Error generating PDF Report!", je);
-        }
-    }
-
-    protected abstract String getJasperFile();
-
-    private JRDataSource createJRData() {
-
-        /* fetch calculation results */
-        final RESULTS results = this.data;
-
-        final MetaAndTableJRDataSource source = new MetaAndTableJRDataSource();
-
-        addJRMetaData(source, results);
-
-        for (final RESULT result : results.getResults()) {
-            addJRTableData(source, results, result);
-        }
-
-        return source;
-    }
-
-    protected abstract void addJRMetaData(final MetaAndTableJRDataSource source, final RESULTS results);
-
-    protected final void addJRTableData(final MetaAndTableJRDataSource source, final RESULTS results, final RESULT result) {
-
-        final Collection<SInfoResultRow> rows = result.getRows();
-
-        for (final SInfoResultRow row : rows) {
-
-            final String[] formattedRow = formatPDFRow(results, row);
-            source.addData(formattedRow);
-        }
-    }
-
-    protected abstract String[] formatPDFRow(RESULTS results, final SInfoResultRow row);
-
-    protected final void writeCSVGlobalMetadataDefaults(final CSVWriter writer, final AbstractSInfoCalculationResults<?> results) {
-
-        final String calcModeLabel = results.getCalcModeLabel();
-        final RiverInfo river = results.getRiver();
-        final DoubleRange calcRange = results.getCalcRange();
-
-        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_HEADER_RESULT, msg(SInfoI18NStrings.CSV_META_HEADER_RESULT_LABEL), river.getName(), calcModeLabel);
-
-        // "# FLYS-Version: "
-        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_VERSION, msg(SInfoI18NStrings.CSV_META_VERSION_LABEL), FLYS.VERSION);
-
-        // "# Bearbeiter: "
-        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_USER, msg(SInfoI18NStrings.CSV_META_USER_LABEL), results.getUser());
-
-        // "# Datum der Erstellung: "
-        final Locale locale = Resources.getLocale(this.context.getMeta());
-        final DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
-        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_CREATION, msg(SInfoI18NStrings.CSV_META_CREATION_LABEL), df.format(new Date()));
-
-        // "# Gewässer: "
-        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_RIVER, msg(SInfoI18NStrings.CSV_META_RIVER_LABEL), river.getName());
-
-        // "# Höhensystem des Flusses: "
-        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_HEIGHT_UNIT_RIVER, river.getWstUnit());
-
-        // "# Ort/Bereich (km): "
-        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_RANGE, msg(SInfoI18NStrings.CSV_META_RANGE_LABEL),
-                getKmFormatter().format(calcRange.getMinimumDouble()), getKmFormatter().format(calcRange.getMaximumDouble()));
-    }
-
     protected final void writeCSVSoundingMetadata(final CSVWriter writer, final BedHeightInfo sounding) {
         writeCSVSoundingMetadata(writer, sounding, CSV_META_HEADER_SOUNDING);
     }
@@ -248,7 +57,7 @@
         // "# Aufnahmeart: "
         writeCSVMetaEntry(writer, CSV_META_HEADER_SOUNDING_TYPE, sounding.getType());
         // "# Auswerter: "
-        writeCSVMetaEntry(writer, CSV_META_HEADER_SOUNDING_EVALUATOR, sounding.getEvaluationBy());
+        writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_HEADER_EVALUATOR, sounding.getEvaluationBy());
         // "# Lagesystem: "
         writeCSVMetaEntry(writer, CSV_META_HEADER_SOUNDING_PRJ, sounding.getLocationSystem());
         // "# Höhensystem: "
@@ -277,33 +86,95 @@
             writeCSVMetaEntry(writer, SInfoI18NStrings.CSV_META_HEADER_WATERLEVEL_YEAR, Integer.toString(year));
     }
 
-    protected final void addJRMetaDataDefaults(final MetaAndTableJRDataSource source, final AbstractSInfoCalculationResults<?> results) {
+    @Override
+    protected void writeCSVGlobalMetadataDefaults(final CSVWriter writer, final RESULTS results) {
+
+        final String calcModeLabel = results.getCalcModeLabel();
+        final RiverInfo river = results.getRiver();
+        final DoubleRange calcRange = results.getCalcRange();
+
+        writeCSVMetaEntry(writer, I18NStrings.CSV_META_HEADER_RESULT, msg(I18NStrings.CSV_META_HEADER_RESULT_LABEL), river.getName(), calcModeLabel);
+
+        // "# FLYS-Version: "
+        writeCSVMetaEntry(writer, I18NStrings.CSV_META_VERSION, msg(I18NStrings.CSV_META_VERSION_LABEL), FLYS.VERSION);
+
+        // "# Bearbeiter: "
+        writeCSVMetaEntry(writer, I18NStrings.CSV_META_USER, msg(I18NStrings.CSV_META_USER_LABEL), results.getUser());
+
+        // "# Datum der Erstellung: "
+        final Locale locale = Resources.getLocale(this.context.getMeta());
+        final DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
+        writeCSVMetaEntry(writer, I18NStrings.CSV_META_CREATION, msg(I18NStrings.CSV_META_CREATION_LABEL), df.format(new Date()));
+
+        // "# Gewässer: "
+        writeCSVMetaEntry(writer, I18NStrings.CSV_META_RIVER, msg(I18NStrings.CSV_META_RIVER_LABEL), river.getName());
+
+        // "# Höhensystem des Flusses: "
+        writeCSVMetaEntry(writer, I18NStrings.CSV_META_HEIGHT_UNIT_RIVER, river.getWstUnit());
+
+        if (calcRange != null) {
+            // "# Ort/Bereich (km): "
+            writeCSVMetaEntry(writer, I18NStrings.CSV_META_RANGE, msg(I18NStrings.CSV_META_RANGE_LABEL), getKmFormatter().format(calcRange.getMinimumDouble()),
+                    getKmFormatter().format(calcRange.getMaximumDouble()));
+        }
+    }
+
+    @Override
+    protected void addJRMetaData(final MetaAndTableJRDataSource source, final RESULTS results) {
+
+        /* general metadata */
+        this.addJRMetaDataDefaults(source, results);
 
         final RiverInfo river = results.getRiver();
         final String wstUnitName = river.getWstUnit();
 
-        source.addMetaData("header", msg(SInfoI18NStrings.CSV_META_HEADER_RESULT_LABEL));
-        source.addMetaData("calcMode", results.getCalcModeLabel());
-
-        source.addMetaData("version_label", msg(SInfoI18NStrings.CSV_META_VERSION_LABEL));
-        source.addMetaData("version", FLYS.VERSION);
-
-        source.addMetaData("user_label", msg(SInfoI18NStrings.CSV_META_USER_LABEL));
-        source.addMetaData("user", results.getUser());
-
-        final Locale locale = Resources.getLocale(this.context.getMeta());
-        final DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
-        source.addMetaData("date_label", msg(SInfoI18NStrings.CSV_META_CREATION_LABEL));
-        source.addMetaData("date", df.format(new Date()));
-
-        source.addMetaData("river_label", msg(SInfoI18NStrings.CSV_META_RIVER_LABEL));
+        source.addMetaData("river_label", msg(I18NStrings.CSV_META_RIVER_LABEL));
         source.addMetaData("river", river.getName());
         source.addMetaData("river_unit", wstUnitName);
 
         final DoubleRange calcRange = results.getCalcRange();
         final NumberFormat kmFormatter = getKmFormatter();
         final String rangeValue = String.format("%s - %s", kmFormatter.format(calcRange.getMinimumDouble()), kmFormatter.format(calcRange.getMaximumDouble()));
-        source.addMetaData("range_label", msg(SInfoI18NStrings.CSV_META_RANGE_LABEL));
+        source.addMetaData("range_label", msg(I18NStrings.CSV_META_RANGE_LABEL));
         source.addMetaData("range", rangeValue);
+
+        /* column headings */
+        // source.addMetaData("station_header", GeneralResultType.station.getPdfHeader(this.context.getMeta())); // moved to
+        // super
+
+        // TODO: move to subs
+        /* column headings */
+        source.addMetaData("flowdepth_header", SInfoResultType.flowdepth.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("flowdepth_tkh_header", SInfoResultType.flowdepthtkh.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("tkh_header", SInfoResultType.tkh.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("waterlevel_header", SInfoResultType.waterlevel.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("discharge_header", SInfoResultType.discharge.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("waterlevel_name_header", SInfoResultType.waterlevelLabel.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("gauge_header", SInfoResultType.gaugeLabel.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("bedheight_header", SInfoResultType.meanBedHeight.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("sounding_name_header", SInfoResultType.soundingLabel.getPdfHeader(this.context.getMeta()));
+        source.addMetaData("location_header", SInfoResultType.location.getPdfHeader(this.context.getMeta()));
     }
+
+    @Override
+    protected void addJRMetaDataDefaults(final MetaAndTableJRDataSource source, final RESULTS results) {
+
+        source.addMetaData("header", msg(I18NStrings.CSV_META_HEADER_RESULT_LABEL));
+        source.addMetaData("calcMode", results.getCalcModeLabel());
+
+        source.addMetaData("version_label", msg(I18NStrings.CSV_META_VERSION_LABEL));
+        source.addMetaData("version", FLYS.VERSION);
+
+        source.addMetaData("user_label", msg(I18NStrings.CSV_META_USER_LABEL));
+        source.addMetaData("user", results.getUser());
+
+        final Locale locale = Resources.getLocale(this.context.getMeta());
+        final DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
+        source.addMetaData("date_label", msg(I18NStrings.CSV_META_CREATION_LABEL));
+        source.addMetaData("date", df.format(new Date()));
+
+        /* column headings */
+        source.addMetaData("station_header", GeneralResultType.station.getPdfHeader(this.context.getMeta()));
+    }
+
 }
\ No newline at end of file
diff -r e3b3ce32c825 -r 50cc99579a46 artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractTkhCalculationResult.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractTkhCalculationResult.java	Thu Apr 12 19:15:42 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/AbstractTkhCalculationResult.java	Thu Apr 12 19:16:10 2018 +0200
@@ -12,6 +12,7 @@
 import java.util.Collection;
 import java.util.List;
 
+import org.dive4elements.river.artifacts.common.ResultRow;
 import org.dive4elements.river.artifacts.sinfo.tkhcalculation.SoilKind;
 import org.dive4elements.river.artifacts.sinfo.util.WstInfo;
 
@@ -26,7 +27,7 @@
 
     private final boolean hasTkh;
 
-    public AbstractTkhCalculationResult(final String label, final WstInfo wst, final boolean hasTkh, final Collection<SInfoResultRow> rows) {
+    public AbstractTkhCalculationResult(final String label, final WstInfo wst, final boolean hasTkh, final Collection<ResultRow> rows) {
         super(label, wst, rows);
 
         this.hasTkh = hasTkh;
diff -r e3b3ce32c825 -r 50cc99579a46 artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/SInfoResultFacet.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/SInfoResultFacet.java	Thu Apr 12 19:15:42 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/SInfoResultFacet.java	Thu Apr 12 19:16:10 2018 +0200
@@ -45,7 +45,7 @@
 
         final CalculationResult res = (CalculationResult) flys.compute(context, this.hash, this.stateId, this.type, false);
 
-        final AbstractSInfoCalculationResults<?> data = (AbstractSInfoCalculationResults<?>) res.getData();
+        final AbstractSInfoCalculationResults data = (AbstractSInfoCalculationResults) res.getData();
 
         return data.getResults().get(this.index);
     }
diff -r e3b3ce32c825 -r 50cc99579a46 artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/SInfoResultType.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/SInfoResultType.java	Thu Apr 12 19:15:42 2018 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/sinfo/common/SInfoResultType.java	Thu Apr 12 19:16:10 2018 +0200
@@ -10,15 +10,12 @@
 package org.dive4elements.river.artifacts.sinfo.common;
 
 import java.text.NumberFormat;
-import java.util.HashMap;
-import java.util.Locale;
-import java.util.Map;
 
 import org.apache.commons.lang.StringUtils;
 import org.dive4elements.artifacts.CallContext;
-import org.dive4elements.artifacts.CallMeta;
+import org.dive4elements.river.artifacts.common.AbstractResultType;
+import org.dive4elements.river.artifacts.common.I18NStrings;
 import org.dive4elements.river.artifacts.resources.Resources;
-import org.dive4elements.river.artifacts.sinfo.SInfoI18NStrings;
 import org.dive4elements.river.artifacts.sinfo.tkhcalculation.SoilKind;
 import org.dive4elements.river.utils.Formatter;
 import org.dive4elements.river.utils.RiverUtils;
@@ -28,22 +25,18 @@
  *
  * @author Gernot Belger
  */
-public enum SInfoResultType {
+public abstract class SInfoResultType extends AbstractResultType {
 
-    station(SInfoI18NStrings.UNIT_KM, SInfoI18NStrings.CSV_KM_HEADER) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
+    private SInfoResultType(final String unit, final String csvHeader) {
+        super(unit, csvHeader, csvHeader);
+    }
 
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getWaterlevelKM(context);
-        }
-    },
+    private SInfoResultType(final String unit, final String csvHeader, final String pdfHeader) {
+        super(unit, csvHeader, pdfHeader);
+    }
 
-    waterlevel(null, SInfoI18NStrings.CSV_WATERLEVEL_HEADER,"sinfo.export.flow_depth.pdf.header.waterlevel") {
+    public static final SInfoResultType waterlevel = new SInfoResultType(null, SInfoI18NStrings.CSV_WATERLEVEL_HEADER,
+            "sinfo.export.flow_depth.pdf.header.waterlevel") {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             final double doubleValue = asDouble(value);
@@ -56,9 +49,9 @@
             // digits.
             return Formatter.getFlowDepth(context);
         }
-    },
+    };
 
-    waterlevelLabel(SInfoI18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_LABEL_HEADER) {
+    public static final SInfoResultType waterlevelLabel = new SInfoResultType(I18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_LABEL_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             return exportStringValue(value);
@@ -68,9 +61,9 @@
         protected NumberFormat createFormatter(final CallContext context) {
             throw new UnsupportedOperationException();
         }
-    },
+    };
 
-    discharge(SInfoI18NStrings.UNIT_CUBIC_M, SInfoI18NStrings.CSV_DISCHARGE_HEADER) {
+    public static final SInfoResultType discharge = new SInfoResultType(I18NStrings.UNIT_CUBIC_M, SInfoI18NStrings.CSV_DISCHARGE_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             final double doubleValue = asDouble(value);
@@ -82,9 +75,10 @@
         protected NumberFormat createFormatter(final CallContext context) {
             return Formatter.getWaterlevelQ(context);
         }
-    },
+    };
 
-    meanBedHeight(null, SInfoI18NStrings.CSV_MEAN_BED_HEIGHT_HEADER, SInfoI18NStrings.CSV_MEAN_BED_HEIGHT_HEADER_SHORT) {
+    public static final SInfoResultType meanBedHeight = new SInfoResultType(null, SInfoI18NStrings.CSV_MEAN_BED_HEIGHT_HEADER,
+            SInfoI18NStrings.CSV_MEAN_BED_HEIGHT_HEADER_SHORT) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             final double doubleValue = asDouble(value);
@@ -95,9 +89,9 @@
         protected NumberFormat createFormatter(final CallContext context) {
             return Formatter.getMeanBedHeight(context);
         }
-    },
+    };
 
-    soundingLabel(SInfoI18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_SOUNDING_HEADER) {
+    public static final SInfoResultType soundingLabel = new SInfoResultType(I18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_SOUNDING_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             return exportStringValue(value);
@@ -107,9 +101,22 @@
         protected NumberFormat createFormatter(final CallContext context) {
             throw new UnsupportedOperationException();
         }
-    },
+    };
+    public static final SInfoResultType flowdepthDevelopmentPerYear = new SInfoResultType(I18NStrings.UNIT_CM_A,
+            SInfoI18NStrings.CSV_FLOWDEPTH_DEVELOPMENT_PER_YEAR_HEADER) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    flowdepthmin(SInfoI18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_MIN_HEADER) {
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getFlowDepthDevelopmentPerYear(context);
+        }
+    };
+
+    public static final SInfoResultType flowdepthmin = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_MIN_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             final double doubleValue = asDouble(value);
@@ -120,9 +127,9 @@
         protected NumberFormat createFormatter(final CallContext context) {
             return Formatter.getFlowDepth(context);
         }
-    },
+    };
 
-    flowdepthmax(SInfoI18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_MAX_HEADER) {
+    public static final SInfoResultType flowdepthmax = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_MAX_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             final double doubleValue = asDouble(value);
@@ -133,9 +140,9 @@
         protected NumberFormat createFormatter(final CallContext context) {
             return Formatter.getFlowDepth(context);
         }
-    },
+    };
 
-    gaugeLabel(SInfoI18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_GAUGE_HEADER) {
+    public static final SInfoResultType gaugeLabel = new SInfoResultType(I18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_GAUGE_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             return exportStringValue(value);
@@ -145,9 +152,9 @@
         protected NumberFormat createFormatter(final CallContext context) {
             throw new UnsupportedOperationException();
         }
-    },
+    };
 
-    location(SInfoI18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_LOCATION_HEADER) {
+    public static final SInfoResultType location = new SInfoResultType(I18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_LOCATION_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             return exportStringValue(value);
@@ -157,9 +164,10 @@
         protected NumberFormat createFormatter(final CallContext context) {
             throw new UnsupportedOperationException();
         }
-    },
+    };
 
-    soilkind(SInfoI18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_TKHKIND_HEADER, "sinfo.export.tkh.pdf.header.tkhkind") {
+    public static final SInfoResultType soilkind = new SInfoResultType(I18NStrings.UNIT_NONE, SInfoI18NStrings.CSV_TKHKIND_HEADER,
+            "sinfo.export.tkh.pdf.header.tkhkind") {
         @Override
         public String exportValue(final CallContext context, final Object value) {
 
@@ -176,173 +184,9 @@
         protected NumberFormat createFormatter(final CallContext context) {
             throw new UnsupportedOperationException();
         }
-    },
+    };
 
-    flowdepth(SInfoI18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_HEADER) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getFlowDepth(context);
-        }
-    },
-
-    d50(null, null) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            throw new UnsupportedOperationException();
-        }
-    },
-
-    velocity(null, null) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            throw new UnsupportedOperationException();
-        }
-    },
-
-    tau(null, null) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            throw new UnsupportedOperationException();
-        }
-    },
-
-    tkh(SInfoI18NStrings.UNIT_CM, SInfoI18NStrings.CSV_TKH_HEADER, SInfoI18NStrings.CSV_TKH_HEADER_SHORT) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getTkh(context);
-        }
-    },
-
-    tkhup(SInfoI18NStrings.UNIT_CM, null) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            throw new UnsupportedOperationException();
-        }
-    },
-
-    tkhdown(SInfoI18NStrings.UNIT_CM, null) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            throw new UnsupportedOperationException();
-        }
-    },
-
-    flowdepthtkh(SInfoI18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTHTKH_HEADER) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getFlowDepth(context);
-        }
-    },
-
-    flowdepthDevelopment(SInfoI18NStrings.UNIT_CM, SInfoI18NStrings.CSV_FLOWDEPTH_DEVELOPMENT_HEADER, SInfoI18NStrings.PDF_FLOWDEPTH_DEVELOPMENT_HEADER) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getTkh(context);
-        }
-    },
-    flowdepthDevelopmentPerYear(SInfoI18NStrings.UNIT_CM_A, SInfoI18NStrings.CSV_FLOWDEPTH_DEVELOPMENT_PER_YEAR_HEADER) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getFlowDepthDevelopmentPerYear(context);
-        }
-    },
-    waterlevelDifference(SInfoI18NStrings.UNIT_CM, SInfoI18NStrings.CSV_WATERLEVEL_DIFFERENCE_HEADER, "sinfo.export.pdf.header.waterlevel.difference") {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getTkh(context);
-        }
-    },
-    bedHeightDifference(SInfoI18NStrings.UNIT_CM, SInfoI18NStrings.CSV_MEAN_BED_HEIGHT_DIFFERENCE_HEADER, "sinfo.export.pdf.header.mean_bed_height.difference") {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getTkh(context);
-        }
-    },
-    flowdepthCurrent(SInfoI18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_CURRENT_HEADER) {
-        @Override
-        public String exportValue(final CallContext context, final Object value) {
-            final double doubleValue = asDouble(value);
-            return exportDoubleValue(context, doubleValue);
-        }
-
-        @Override
-        protected NumberFormat createFormatter(final CallContext context) {
-            return Formatter.getFlowDepth(context);
-        }
-    },
-    flowdepthHistorical(SInfoI18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_HISTORICAL_HEADER) {
+    public static final SInfoResultType flowdepth = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_HEADER) {
         @Override
         public String exportValue(final CallContext context, final Object value) {
             final double doubleValue = asDouble(value);
@@ -355,82 +199,173 @@
         }
     };
 
-    /* Cache for formatters because Formatter will always create new formats (which is very expensive) */
-    private final Map<Locale, NumberFormat> formatters = new HashMap<>();
+    public static final SInfoResultType d50 = new SInfoResultType(null, null) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    private final String unit;
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            throw new UnsupportedOperationException();
+        }
+    };
 
-    private final String csvHeader;
+    public static final SInfoResultType velocity = new SInfoResultType(null, null) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    private final String pdfHeader;
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            throw new UnsupportedOperationException();
+        }
+    };
 
-    private SInfoResultType(final String unit, final String csvAndPdfHeader) {
-        this(unit, csvAndPdfHeader, csvAndPdfHeader);
-    }
+    public static final SInfoResultType tau = new SInfoResultType(null, null) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    private SInfoResultType(final String unit, final String csvHeader, final String pdfHeader) {
-        this.unit = unit;
-        this.csvHeader = csvHeader;
-        this.pdfHeader = pdfHeader;
-    }
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            throw new UnsupportedOperationException();
+        }
+    };
 
-    public abstract String exportValue(final CallContext context, final Object value);
+    public static final SInfoResultType tkh = new SInfoResultType(I18NStrings.UNIT_CM, SInfoI18NStrings.CSV_TKH_HEADER, SInfoI18NStrings.CSV_TKH_HEADER_SHORT) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    protected final String exportStringValue(final Object value) {
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getTkh(context);
+        }
+    };
 
-        if (value == null)
-            return StringUtils.EMPTY;
+    public static final SInfoResultType tkhup = new SInfoResultType(I18NStrings.UNIT_M, null) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-        if (!(value instanceof String))
-            throw new IllegalStateException();
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            throw new UnsupportedOperationException();
+        }
+    };
 
-        return (String) value;
-    }
+    public static final SInfoResultType tkhdown = new SInfoResultType(I18NStrings.UNIT_M, null) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    protected final double asDouble(final Object value) {
-        if (value == null)
-            return Double.NaN;
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            throw new UnsupportedOperationException();
+        }
+    };
 
-        if (!(value instanceof Number))
-            throw new IllegalStateException();
+    public static final SInfoResultType flowdepthtkh = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTHTKH_HEADER) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-        final Number number = (Number) value;
-        return number.doubleValue();
-    }
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getFlowDepth(context);
+        }
+    };
 
-    protected final String exportDoubleValue(final CallContext context, final double value) {
-        if (Double.isNaN(value))
-            return StringUtils.EMPTY;
+    public static final SInfoResultType flowdepthDevelopment = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_DEVELOPMENT_HEADER,
+            SInfoI18NStrings.PDF_FLOWDEPTH_DEVELOPMENT_HEADER) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-        final NumberFormat formatter = getFormatter(context);
-        return formatter.format(value);
-    }
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getTkh(context);
+        }
+    };
 
-    private NumberFormat getFormatter(final CallContext context) {
-        final CallMeta meta = context.getMeta();
-        final Locale locale = Resources.getLocale(meta);
+    public static final SInfoResultType depthDevelopmentPerYear = new SInfoResultType(I18NStrings.UNIT_CM_A,
+            SInfoI18NStrings.CSV_FLOWDEPTH_DEVELOPMENT_PER_YEAR_HEADER) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-        if (!this.formatters.containsKey(locale))
-            this.formatters.put(locale, createFormatter(context));
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getFlowDepthDevelopmentPerYear(context);
+        }
+    };
+    public static final SInfoResultType waterlevelDifference = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_WATERLEVEL_DIFFERENCE_HEADER,
+            "sinfo.export.pdf.header.waterlevel.difference") {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-        return this.formatters.get(locale);
-    }
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getTkh(context);
+        }
+    };
+    public static final SInfoResultType bedHeightDifference = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_MEAN_BED_HEIGHT_DIFFERENCE_HEADER,
+            "sinfo.export.pdf.header.mean_bed_height.difference") {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    protected abstract NumberFormat createFormatter(CallContext context);
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getTkh(context);
+        }
+    };
+    public static final SInfoResultType flowdepthCurrent = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_CURRENT_HEADER) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    public final String getCsvHeader() {
-        return this.csvHeader;
-    }
-    
-    public final String getCsvHeader(final CallMeta meta) {
-    	 return Resources.getMsg(meta, this.csvHeader, this.csvHeader);
-    }
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getFlowDepth(context);
+        }
+    };
+    public static final SInfoResultType flowdepthHistorical = new SInfoResultType(I18NStrings.UNIT_M, SInfoI18NStrings.CSV_FLOWDEPTH_HISTORICAL_HEADER) {
+        @Override
+        public String exportValue(final CallContext context, final Object value) {
+            final double doubleValue = asDouble(value);
+            return exportDoubleValue(context, doubleValue);
+        }
 
-    public final String getPdfHeader(final CallMeta meta) {
-        return Resources.getMsg(meta, this.pdfHeader, this.pdfHeader);
-    }
+        @Override
+        protected NumberFormat createFormatter(final CallContext context) {
+            return Formatter.getFlowDepth(context);
+        }
+    };
 
-    public final String getUnit() {
-        return this.unit;
-    }
 }
\ No newline at end of file


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