--- a/flys-artifacts/src/main/java/de/intevation/flys/utils/FLYSUtils.java	Mon Jan 02 11:01:29 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/utils/FLYSUtils.java	Mon Jan 02 13:30:44 2012 +0000
@@ -6,6 +6,8 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 import javax.xml.xpath.XPathConstants;
 
@@ -29,6 +31,7 @@
 import de.intevation.flys.artifacts.WINFOArtifact;
 import de.intevation.flys.artifacts.model.RiverFactory;
 import de.intevation.flys.artifacts.model.LocationProvider;
+import de.intevation.flys.artifacts.model.WQ;
 import de.intevation.flys.model.Gauge;
 import de.intevation.flys.model.MainValue;
 import de.intevation.flys.model.River;
@@ -46,6 +49,10 @@
      */
     public static enum WQ_MODE { QFREE, QGAUGE, WFREE, WGAUGE, NONE };
 
+
+    public static final Pattern NUMBERS_PATTERN =
+        Pattern.compile("\\D*(\\d++.\\d*)\\D*");
+
     public static final String XPATH_RIVER_PROJECTION =
         "/artifact-database/floodmap/river[@name=$name]/srid/@value";
 
@@ -402,6 +409,29 @@
     }
 
 
+    public static Double getValueFromWQ(WQ wq) {
+        if (wq == null) {
+            return null;
+        }
+
+        Matcher m = NUMBERS_PATTERN.matcher(wq.getName());
+
+        if (m.matches()) {
+            logger.debug("Found a number.");
+
+            String raw = m.group(1);
+
+            try {
+                return Double.valueOf(raw);
+            }
+            catch (NumberFormatException nfe) {
+            }
+        }
+
+        return null;
+    }
+
+
     public static String createWspWTitle(
         WINFOArtifact winfo,
         CallContext   cc,