code: @Override
      public java.util.concurrent.Future<SendMessageResult> sendMessageAsync(String queueUrl, String messageBody,
              com.amazonaws.handlers.AsyncHandler<SendMessageRequest, SendMessageResult> asyncHandler) {
  
          return sendMessageAsync(new SendMessageRequest().withQueueUrl(queueUrl).withMessageBody(messageBody), asyncHandler);
      }
docs: Simplified method form for invoking the SendMessage operation with an AsyncHandler.
  
  @see #sendMessageAsync(SendMessageRequest, com.amazonaws.handlers.AsyncHandler)