code: public JmxMessage operation(String name) {
          if (mbeanInvocation == null) {
              throw new CitrusRuntimeException("Invalid access to operation for JMX message");
          }
  
          ManagedBeanInvocation.Operation operation = new ManagedBeanInvocation.Operation();
          operation.setName(name);
          mbeanInvocation.setOperation(operation);
          return this;
      }
docs: Sets operation for read write access.
  @param name
  @return