@Override
 public void initialise() throws InitialisationException {
   super.initialise();
   this.attachmentNameEvaluator.initialize(muleContext.getExpressionManager());
 }
 @Override
 public void initialise() throws InitialisationException {
   super.initialise();
   identifierEvaluator.initialize(muleContext.getExpressionManager());
   valueEvaluator.initialize(muleContext.getExpressionManager());
 }