--- a/flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/FixDeltaWtGenerator.java	Sat Sep 08 12:35:51 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/fixings/FixDeltaWtGenerator.java	Sat Sep 08 12:58:58 2012 +0000
@@ -1,9 +1,7 @@
 package de.intevation.flys.exports.fixings;
 
 import de.intevation.artifactdatabase.state.ArtifactAndFacet;
-import de.intevation.artifacts.ArtifactNamespaceContext;
 import de.intevation.artifacts.CallContext;
-import de.intevation.artifacts.common.utils.XMLUtils;
 import de.intevation.flys.artifacts.FLYSArtifact;
 import de.intevation.flys.artifacts.access.FixAnalysisAccess;
 import de.intevation.flys.artifacts.model.DateRange;
@@ -26,8 +24,6 @@
 import java.util.Map;
 import java.util.Set;
 
-import javax.xml.xpath.XPathConstants;
-
 import org.apache.log4j.Logger;
 import org.jfree.chart.annotations.XYTextAnnotation;
 import org.jfree.data.time.Day;
@@ -35,7 +31,6 @@
 import org.jfree.data.time.TimeSeries;
 import org.jfree.data.time.TimeSeriesCollection;
 import org.w3c.dom.Document;
-import org.w3c.dom.Element;
 
 
 /**
@@ -50,9 +45,6 @@
     private static Logger logger =
         Logger.getLogger(FixDeltaWtGenerator.class);
 
-    public static final String XPATH_CHART_CURRENTKM =
-        "/art:action/art:attributes/art:currentKm";
-
     public static final String I18N_CHART_TITLE =
         "chart.fix.deltawt.title";
 
@@ -110,7 +102,8 @@
                 context.getMeta(),
                 I18N_CHART_TITLE,
                 "",
-                getCurrentKmFromRequest().doubleValue());
+                FixChartGenerator
+                    .getCurrentKmFromRequest(request).doubleValue());
     }
 
 
@@ -403,7 +396,7 @@
     public void init(Document request, OutputStream out, CallContext context) {
         super.init(request, out, context);
 
-        Double currentKm = getCurrentKmFromRequest();
+        Double currentKm = FixChartGenerator.getCurrentKmFromRequest(request);
 
         if (logger.isDebugEnabled()) {
             logger.debug("currentKm = " + currentKm);
@@ -414,28 +407,5 @@
         StyledValueMarker marker = new StyledValueMarker(0, request);
         valueMarker.add(marker);
     }
-
-    protected Double getCurrentKmFromRequest() {
-        Element km = (Element)XMLUtils.xpath(
-            request,
-            XPATH_CHART_CURRENTKM,
-            XPathConstants.NODE,
-            ArtifactNamespaceContext.INSTANCE);
-
-        if (km == null) {
-            return Double.valueOf(-1d);
-        }
-
-        String uri = ArtifactNamespaceContext.NAMESPACE_URI;
-        // XXX: When using XPath already why is the 'km'
-        //      attribute not fetched directly?
-        String currentKm = km.getAttributeNS(uri, "km");
-        try {
-            return Double.valueOf(currentKm);
-        }
-        catch (NumberFormatException nfe) {
-            return Double.valueOf(-1d);
-        }
-    }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :