Index: /trunk/src/org/openstreetmap/josm/io/Capabilities.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/io/Capabilities.java	(revision 1665)
+++ /trunk/src/org/openstreetmap/josm/io/Capabilities.java	(revision 1665)
@@ -0,0 +1,64 @@
+// License: GPL. For details, see LICENSE file.
+package org.openstreetmap.josm.io;
+
+import java.util.HashMap;
+
+/**
+ * Represents the server capabilities
+ *
+ */
+public class Capabilities {
+    private  HashMap<String, HashMap<String,String>> capabilities;
+
+    public Capabilities() {
+        capabilities = new HashMap<String, HashMap<String,String>>();
+    }
+
+    public boolean isDefind(String element, String attribute) {
+        if (! capabilities.containsKey(element)) return false;
+        HashMap<String, String> e = capabilities.get(element);
+        if (e == null) return false;
+        return (e.get(attribute) != null);
+    }
+
+    public String get(String element, String attribute ) {
+        if (! capabilities.containsKey(element)) return null;
+        HashMap<String, String> e = capabilities.get(element);
+        if (e == null) return null;
+        return e.get(attribute);
+    }
+
+    public Double getDouble(String element, String attribute) {
+        String s = get(element, attribute);
+        if (s == null) return null;
+        return Double.parseDouble(s);
+    }
+
+    public Long getLong(String element, String attribute) {
+        String s = get(element, attribute);
+        if (s == null) return null;
+        return Long.parseLong(s);
+    }
+
+    public void put(String element, String attribute, String value) {
+        if (capabilities == null) {
+            capabilities = new HashMap<String, HashMap<String,String>>();
+        }
+        if (! capabilities.containsKey(element))  {
+            HashMap<String,String> h = new HashMap<String, String>();
+            capabilities.put(element, h);
+        }
+        HashMap<String, String> e = capabilities.get(element);
+        e.put(attribute, value);
+    }
+
+    public void clear() {
+        capabilities = new HashMap<String, HashMap<String,String>>();
+    }
+
+    public boolean supportsVersion(String version) {
+        return get("version", "minimum").compareTo(version) <= 0
+        && get("version", "maximum").compareTo(version) >= 0;
+    }
+
+}
Index: /trunk/src/org/openstreetmap/josm/io/OsmApi.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/io/OsmApi.java	(revision 1664)
+++ /trunk/src/org/openstreetmap/josm/io/OsmApi.java	(revision 1665)
@@ -96,14 +96,4 @@
      */
     private String version = null;
-
-    /**
-     * Minimum API version accepted by server, from capabilities response
-     */
-    //private String minVersion = null;
-
-    /**
-     * Maximum API version accepted by server, from capabilities response
-     */
-    //private String maxVersion = null;
 
     /**