--- a/flys-backend/src/main/java/de/intevation/flys/importer/ImportAnnotation.java	Thu Mar 17 16:12:39 2011 +0000
+++ b/flys-backend/src/main/java/de/intevation/flys/importer/ImportAnnotation.java	Thu Mar 17 17:43:57 2011 +0000
@@ -1,6 +1,7 @@
 package de.intevation.flys.importer;
 
 public class ImportAnnotation
+implements   Comparable<ImportAnnotation>
 {
     protected ImportAttribute attribute;
     protected ImportPosition  position;
@@ -9,6 +10,33 @@
     public ImportAnnotation() {
     }
 
+    public ImportAnnotation(
+        ImportAttribute attribute,
+        ImportPosition  position,
+        ImportRange     range
+    ) {
+        this.attribute = attribute;
+        this.position  = position;
+        this.range     = range;
+    }
+
+    public int compareTo(ImportAnnotation other) {
+        int d = attribute.compareTo(other.attribute);
+        if (d != 0) {
+            return d;
+        }
+
+        if ((d = position.compareTo(other.position)) != 0) {
+            return d;
+        }
+
+        if ((d = range.compareTo(other.range)) != 0) {
+            return d;
+        }
+
+        return 0;
+    }
+
     public ImportAttribute getAttribute() {
         return attribute;
     }