--- a/flys-client/src/main/java/de/intevation/flys/client/shared/model/IntegerProperty.java	Mon Jan 09 18:06:01 2012 +0000
+++ b/flys-client/src/main/java/de/intevation/flys/client/shared/model/IntegerProperty.java	Wed Jan 11 10:21:22 2012 +0000
@@ -22,14 +22,29 @@
      */
     public IntegerProperty(
         String name,
-        String value)
+        Integer value)
     {
         this.name = name;
-        this.value = value;
+        this.value = value.toString();
         this.attributes = new HashMap<String, String>();
     }
 
 
+    @Override
+    public Integer getValue() {
+        try {
+            return Integer.valueOf(this.value);
+        }
+        catch(NumberFormatException nfe) {
+            return null;
+        }
+    }
+
+
+    public void setValue(Integer value) {
+        this.value = value.toString();
+    }
+
     public Object clone() {
         IntegerProperty clone = new IntegerProperty(this.getName(),
                                                     this.getValue());