// hoffentlich lan mi da nid zwiit uf d'äscht use :D

private JSONObject dispatch(int id, String methodName, JSONArray params) throws JSONException {
    Method m = null;
    JSONObject result = null;
    Throwable t = null;
    String errorMsg = "RPC Error";

    try {
        m = mReceiver.getClass().getMethod(methodName, new Class[] { JSONArray.class });
        if (!m.isAnnotationPresent(Rpc.class)) {
            errorMsg = "Method exists but is no Rpc.class representant";
        }
        else {
            result = (JSONObject) m.invoke(mReceiver, new Object[] { params });
        }
    }
    catch (NoSuchMethodException e) {
        // handle or not?
        t = e;
    }
    catch (SecurityException e2) {
         // handle or not?
        t = e2;
    }

    if (result == null) {
        result = JsonRpcResult.error(errorMsg, t);
    }

    result.put("id", id);
    Log.v(TAG, "Sending reply " + result.toString());
    return result;
}