Example usage for com.amazonaws.services.sqs AmazonSQS shutdown

Introduction

In this page you can find the example usage for com.amazonaws.services.sqs AmazonSQS shutdown.

Prototype

void shutdown();

Source Link

Document

Shuts down this client object, releasing any resources that might be held open.

Usage

From source file:com.boundary.aws.sqs.Sample.java

License:Open Source License

public static void main(String[] args) throws Exception {
    String queueName = "boundary-sqs-demo-queue";

    /*//from  w w w .j a v  a 2s  .  c o m
     * The ProfileCredentialsProvider will return your [default] credential
     * profile by reading from the credentials file located at
     * (HOME/.aws/credentials).
     */
    AWSCredentials credentials = null;
    try {
        credentials = new ProfileCredentialsProvider("default").getCredentials();
    } catch (Exception e) {
        throw new AmazonClientException("Cannot load the credentials from the credential profiles file. ", e);
    }

    AmazonSQS sqs = new AmazonSQSClient(credentials);
    Region usWest2 = Region.getRegion(Regions.US_WEST_2);
    sqs.setRegion(usWest2);

    try {
        // Create a queue
        System.out.printf("Creating queue: %s.\n", queueName);
        CreateQueueRequest createQueueRequest = new CreateQueueRequest(queueName);
        String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();

        int messageCount = 100;

        // Send a messages
        for (int count = 1; count <= messageCount; count++) {
            System.out.printf("Sending message %3d to %s.\n", count, queueName);
            sqs.sendMessage(new SendMessageRequest(myQueueUrl, new Date() + ": This is my message text."));
        }

        for (int count = 1; count <= messageCount; count++) {

            ReceiveMessageRequest receiveMessageRequest = new ReceiveMessageRequest(myQueueUrl);
            List<Message> messages = sqs.receiveMessage(receiveMessageRequest).getMessages();
            for (Message msg : messages) {
                System.out.printf("Received message: %s queue: %s body: %s\n", msg.getMessageId(), queueName,
                        msg.getBody());
                System.out.printf("Deleting message: %s queue: %s\n", msg.getMessageId(), queueName);
                String messageRecieptHandle = msg.getReceiptHandle();
                sqs.deleteMessage(new DeleteMessageRequest(myQueueUrl, messageRecieptHandle));
            }
        }

        System.out.printf("Deleting queue: %s\n", queueName);
        sqs.deleteQueue(new DeleteQueueRequest(myQueueUrl));

    } catch (AmazonServiceException ase) {
        System.out.println("Caught an AmazonServiceException, which means your request made it "
                + "to Amazon SQS, but was rejected with an error response for some reason.");
        System.out.println("Error Message:    " + ase.getMessage());
        System.out.println("HTTP Status Code: " + ase.getStatusCode());
        System.out.println("AWS Error Code:   " + ase.getErrorCode());
        System.out.println("Error Type:       " + ase.getErrorType());
        System.out.println("Request ID:       " + ase.getRequestId());
    } catch (AmazonClientException ace) {
        System.out.println("Caught an AmazonClientException, which means the client encountered "
                + "a serious internal problem while trying to communicate with SQS, such as not "
                + "being able to access the network.");
        System.out.println("Error Message: " + ace.getMessage());
    }

    sqs.shutdown();
}

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