public static void main()

in src/main/java/software/amazon/sqs/sample/SendMessageWithAttributes.java [19:42]
20 lines of code
2 McCabe index (conditional complexity)

	public static void main(String[] args) {
		// TODO: update the value of queueUrl with the URL of standard queue you create
		// in your AWS account
		String queueUrl = "https://sqs.us-east-1.amazonaws.com/1234567890/sqs_queue_demo";
		SqsClient sqsClient = SqsClient.builder().region(Region.US_EAST_1).build();
		Map<String, MessageAttributeValue> messageAttributes = new HashMap<String, MessageAttributeValue>();
		messageAttributes.put("message_attribute_string_type",
				MessageAttributeValue.builder().dataType("String").stringValue("string_value").build());
		messageAttributes.put("message_attribute_number_type",
				MessageAttributeValue.builder().dataType("Number").stringValue("123").build());
		SdkBytes binaryValue = SdkBytes.fromString("my_binary_value", Charset.defaultCharset());
		messageAttributes.put("message_attribute_binary_type",
				MessageAttributeValue.builder().dataType("Binary").binaryValue(binaryValue).build());

		SendMessageResponse sendMessageResponse = sqsClient.sendMessage(
				SendMessageRequest.builder().queueUrl(queueUrl).messageBody("SQS message with message attributes")
						.messageAttributes(messageAttributes).delaySeconds(1).build());

		for (int i = 10; i < 20; i++) {
			sendMessageResponse = sqsClient.sendMessage(SendMessageRequest.builder().queueUrl(queueUrl)
					.messageBody("SQS Message - " + i).messageAttributes(messageAttributes).delaySeconds(1).build());
			System.out.println("Message Id: " + sendMessageResponse.messageId());
		}
	}