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

Introduction

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

Prototype

CreateQueueResult createQueue(String queueName);

Source Link

Document

Simplified method form for invoking the CreateQueue operation.

Usage

From source file:SimpleQueueService.java

License:Open Source License

public static AmazonSQS push(HashMap<String, Integer> data, String Queuename) throws Exception {
    /*//  www.ja  v  a  2  s .c om
     * This credentials provider implementation loads your AWS credentials
     * from a properties file at the root of your classpath.
     *
     * Important: Be sure to fill in your AWS access credentials in the
     *            AwsCredentials.properties file before you try to run this
     *            sample.
     * http://aws.amazon.com/security-credentials
     */
    AmazonSQS sqs = new AmazonSQSClient(new ClasspathPropertiesFileCredentialsProvider());
    /*Region usWest2 = Region.getRegion(Regions.US_WEST_2);
    sqs.setRegion(usWest2);
    */
    System.out.println("===========================================");
    System.out.println("Getting Started with Amazon SQS");
    System.out.println("===========================================\n");

    try {
        // Create a queue

        String myQueueUrl = null;

        System.out.println("Creating/ a new SQS queue called " + Queuename);
        CreateQueueRequest createQueueRequest = new CreateQueueRequest(Queuename);
        /**
            * the AWS API, the call to createQueue, shown in Listing 2, 
            * doesn't necessarily create a new queue every time. If the queue already exists, its handle is returned. In SQS, queues are just URLs; consequently, a queue handle is also just a URL. Note that in the AWS SDK API,
            *  the Queue URL is a String type and not the Java URL type
            * */

        myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();
        QueuePath = myQueueUrl;
        System.out.println();

        // Send a message
        System.out.println("Sending a message to MyQueue.\n");
        sqs.sendMessage(new SendMessageRequest(myQueueUrl, data.toString()));

        return sqs;

    } 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());
    }
    return sqs;
}

---

From source file:SimpleQueueService.java

License:Open Source License

public static String show() {
    // it will view the task Queue messages
    AmazonSQS sqs = new AmazonSQSClient(new ClasspathPropertiesFileCredentialsProvider());
    CreateQueueRequest createQueueRequest = new CreateQueueRequest("taskQueue");
    String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();
    String taskQueue = null;/*from w  ww.  ja v a  2 s  .  co m*/
    boolean flag = true;
    while (flag) {
        List<Message> msgs = sqs
                .receiveMessage(new ReceiveMessageRequest(myQueueUrl).withMaxNumberOfMessages(1)).getMessages();
        System.out.println(msgs.size());
        if (msgs.size() > 0) {
            Message message = msgs.get(0);
            System.out.println("The message is " + message.getBody());
            taskQueue = message.getBody();
            sqs.deleteMessage(new DeleteMessageRequest(myQueueUrl, message.getReceiptHandle()));

        } else {
            flag = false;
            // System.out.println("nothing found, trying again in 30 seconds"); 
        }
        System.out.println();
    }

    System.out.println(taskQueue);
    return taskQueue;
}

---

From source file:SimpleQueueService.java

License:Open Source License

public static String executeRemoteWorkers(int nOfTaskToExecute) {
    // gets the task Queue from SQS and read each message and returns the messgae bode 
    AmazonSQS sqs = new AmazonSQSClient(new ClasspathPropertiesFileCredentialsProvider());
    CreateQueueRequest createQueueRequest = new CreateQueueRequest("taskQueue");
    String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();
    String taskQueue = null;//from  w  w  w  .j  a v a  2s. c o  m
    Boolean flag = true;
    //while(flag){
    List<Message> msgs = sqs.receiveMessage(new ReceiveMessageRequest(myQueueUrl).withMaxNumberOfMessages(1))
            .getMessages();
    System.out.println(msgs.size());
    if (msgs.size() > 0) {
        flag = false;
        Message message = msgs.get(0);
        System.out.println("The message is " + message.getBody());
        taskQueue = message.getBody();
        sqs.deleteMessage(new DeleteMessageRequest(myQueueUrl, message.getReceiptHandle()));

        //RemoteWorkers.ProcessTask(taskQueue);

    } else {
        taskQueue = "";
    }
    System.out.println();

    //}
    return taskQueue;
}

---

From source file:SimpleQueueService.java

License:Open Source License

public static int ResultQueue() {
    // gets the result Queue from SQS and get the messages size and returns the size
    AmazonSQS sqs = null;

    sqs = new AmazonSQSClient(new ClasspathPropertiesFileCredentialsProvider());
    CreateQueueRequest createQueueRequest = new CreateQueueRequest("resultQueue");
    String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();
    String taskQueue = null;//from   w  w  w .  j av a 2 s  . c o m
    boolean flag = true;
    while (flag) {
        List<Message> msgs = sqs.receiveMessage(new ReceiveMessageRequest(myQueueUrl)).getMessages();
        System.out.println("Result Queue Size " + msgs.size());
        int size = msgs.size();
        if (size > 0) {
            flag = false;
            return msgs.size();

        } else {
            System.out.println("trying after 10 min");
            try {
                Thread.currentThread().sleep(10000);
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }

    }
    return 0;
}

---

From source file:AwsSQSDemo.java

License:Open Source License

public static void main(String[] args) throws Exception {

    /*/*from  ww w . j  a  v a 2  s  . c o m*/
     * The ProfileCredentialsProvider will return your [default]
     * credential profile by reading from the credentials file located at
     * (~/.aws/credentials).
     */
    AWSCredentials credentials = null;
    try {
        credentials = new ProfileCredentialsProvider().getCredentials();
    } catch (Exception e) {
        throw new AmazonClientException("Cannot load the credentials from the credential profiles file. "
                + "Please make sure that your credentials file is at the correct "
                + "location (~/.aws/credentials), and is in valid format.", e);
    }

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

    System.out.println("===========================================");
    System.out.println("Getting Started with Amazon SQS");
    System.out.println("===========================================\n");

    try {
        // Create a queue
        System.out.println("Creating a new SQS queue called MyQueue.\n");
        CreateQueueRequest createQueueRequest = new CreateQueueRequest("MyQueue");
        String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();

        // List queues
        System.out.println("Listing all queues in your account.\n");
        for (String queueUrl : sqs.listQueues().getQueueUrls()) {
            System.out.println("  QueueUrl: " + queueUrl);
        }
        System.out.println();

        // Send a message
        System.out.println("Sending a message to MyQueue.\n");
        sqs.sendMessage(new SendMessageRequest(myQueueUrl, "This is my message text."));

        // Receive messages
        System.out.println("Receiving messages from MyQueue.\n");
        ReceiveMessageRequest receiveMessageRequest = new ReceiveMessageRequest(myQueueUrl);
        List<Message> messages = sqs.receiveMessage(receiveMessageRequest).getMessages();
        for (Message message : messages) {
            System.out.println("  Message");
            System.out.println("    MessageId:     " + message.getMessageId());
            System.out.println("    ReceiptHandle: " + message.getReceiptHandle());
            System.out.println("    MD5OfBody:     " + message.getMD5OfBody());
            System.out.println("    Body:          " + message.getBody());
            for (Entry<String, String> entry : message.getAttributes().entrySet()) {
                System.out.println("  Attribute");
                System.out.println("    Name:  " + entry.getKey());
                System.out.println("    Value: " + entry.getValue());
            }
        }
        System.out.println();

        // Delete a message
        System.out.println("Deleting a message.\n");
        String messageRecieptHandle = messages.get(0).getReceiptHandle();
        sqs.deleteMessage(new DeleteMessageRequest(myQueueUrl, messageRecieptHandle));

        // Delete a queue
        System.out.println("Deleting the test queue.\n");
        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());
    }
}

---

From source file:SimpleQueueServiceSample.java

License:Open Source License

public static void main(String[] args) throws Exception {

    /*//from   www. j  a  v a 2  s . com
     * The ProfileCredentialsProvider will return your [default]
     * credential profile by reading from the credentials file located at
     * (/Users/zunzunwang/.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. "
                + "Please make sure that your credentials file is at the correct "
                + "location (/Users/zunzunwang/.aws/credentials), and is in valid format.", e);
    }

    AmazonSQS sqs = new AmazonSQSClient(credentials);
    Region usWest2 = Region.getRegion(Regions.EU_CENTRAL_1);
    sqs.setRegion(usWest2);

    System.out.println("===========================================");
    System.out.println("Getting Started with Amazon SQS");
    System.out.println("===========================================\n");

    try {
        // Create a queue
        System.out.println("Creating a new SQS queue called MyQueue.\n");
        CreateQueueRequest createQueueRequest = new CreateQueueRequest("MyQueue");
        String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();

        // List queues
        System.out.println("Listing all queues in your account.\n");
        for (String queueUrl : sqs.listQueues().getQueueUrls()) {
            System.out.println("  QueueUrl: " + queueUrl);
        }
        System.out.println();

        // Send a message
        System.out.println("Sending a message to MyQueue.\n");
        sqs.sendMessage(new SendMessageRequest(myQueueUrl, "This is my message text."));

        // Receive messages
        System.out.println("Receiving messages from MyQueue.\n");
        ReceiveMessageRequest receiveMessageRequest = new ReceiveMessageRequest(myQueueUrl);
        List<Message> messages = sqs.receiveMessage(receiveMessageRequest).getMessages();
        for (Message message : messages) {
            System.out.println("  Message");
            System.out.println("    MessageId:     " + message.getMessageId());
            System.out.println("    ReceiptHandle: " + message.getReceiptHandle());
            System.out.println("    MD5OfBody:     " + message.getMD5OfBody());
            System.out.println("    Body:          " + message.getBody());
            for (Entry<String, String> entry : message.getAttributes().entrySet()) {
                System.out.println("  Attribute");
                System.out.println("    Name:  " + entry.getKey());
                System.out.println("    Value: " + entry.getValue());
            }
        }
        System.out.println();

        // Delete a message
        System.out.println("Deleting a message.\n");
        String messageReceiptHandle = messages.get(10).getReceiptHandle();
        sqs.deleteMessage(new DeleteMessageRequest(myQueueUrl, messageReceiptHandle));

        // Delete a queue
        System.out.println("Deleting the test queue.\n");
        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());
    }
}

---

From source file:TweetSQS.java

License:Open Source License

public static void main(String[] args) throws Exception {

    /*//from w  w w  .j  a va2s  .c om
     * The ProfileCredentialsProvider will return your [default]
     * credential profile by reading from the credentials file located at
     * ().
     */
    AWSCredentials credentials = null;
    try {
        credentials = new PropertiesCredentials(
                TweetSQS.class.getResourceAsStream("AwsCredentials.properties"));
    } catch (Exception e) {
        throw new AmazonClientException("Cannot load the credentials from the credential profiles file. "
                + "Please make sure that your credentials file is at the correct "
                + "location (/Users/aohong/.aws/credentials), and is in valid format.", e);
    }

    AmazonSQS sqs = new AmazonSQSClient(credentials);
    Region usEast1 = Region.getRegion(Regions.US_EAST_1);
    sqs.setRegion(usEast1);

    System.out.println("===========================================");
    System.out.println("Getting Started with Amazon SQS");
    System.out.println("===========================================\n");

    try {
        // Create a queue
        System.out.println("Creating a new SQS queue called MyQueue.\n");
        CreateQueueRequest createQueueRequest = new CreateQueueRequest("MyQueue");
        String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();

        // List queues
        System.out.println("Listing all queues in your account.\n");
        for (String queueUrl : sqs.listQueues().getQueueUrls()) {
            System.out.println("  QueueUrl: " + queueUrl);
        }
        System.out.println();

        // Send a message
        System.out.println("Sending a message to MyQueue.\n");
        sqs.sendMessage(new SendMessageRequest(myQueueUrl, "This is my first message text."));

        // Receive messages
        System.out.println("Receiving messages from MyQueue.\n");
        ReceiveMessageRequest receiveMessageRequest = new ReceiveMessageRequest(myQueueUrl);
        List<Message> messages = sqs.receiveMessage(receiveMessageRequest).getMessages();
        for (Message message : messages) {
            System.out.println("  Message");
            System.out.println("    MessageId:     " + message.getMessageId());
            System.out.println("    ReceiptHandle: " + message.getReceiptHandle());
            System.out.println("    MD5OfBody:     " + message.getMD5OfBody());
            System.out.println("    Body:          " + message.getBody());
            for (Entry<String, String> entry : message.getAttributes().entrySet()) {
                System.out.println("  Attribute");
                System.out.println("    Name:  " + entry.getKey());
                System.out.println("    Value: " + entry.getValue());
            }
        }
        System.out.println();

        // Delete a message
        System.out.println("Deleting a message.\n");
        String messageRecieptHandle = messages.get(0).getReceiptHandle();
        sqs.deleteMessage(new DeleteMessageRequest(myQueueUrl, messageRecieptHandle));

        // Delete a queue
        System.out.println("Deleting the test queue.\n");
        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());
    }
}

---

From source file:aws.example.sqs.DeadLetterQueues.java

License:Open Source License

public static void main(String[] args) {
    if (args.length != 2) {
        System.out.println("Usage: DeadLetterQueues <src_queue_name> <dl_queue_name>");
        System.exit(1);//from  www .j a va 2s.  c om
    }

    String src_queue_name = args[0];
    String dl_queue_name = args[1];

    final AmazonSQS sqs = AmazonSQSClientBuilder.defaultClient();

    // Create source queue
    try {
        sqs.createQueue(src_queue_name);
    } catch (AmazonSQSException e) {
        if (!e.getErrorCode().equals("QueueAlreadyExists")) {
            throw e;
        }
    }

    // Create dead-letter queue
    try {
        sqs.createQueue(dl_queue_name);
    } catch (AmazonSQSException e) {
        if (!e.getErrorCode().equals("QueueAlreadyExists")) {
            throw e;
        }
    }

    // Get dead-letter queue ARN
    String dl_queue_url = sqs.getQueueUrl(dl_queue_name).getQueueUrl();

    GetQueueAttributesResult queue_attrs = sqs
            .getQueueAttributes(new GetQueueAttributesRequest(dl_queue_url).withAttributeNames("QueueArn"));

    String dl_queue_arn = queue_attrs.getAttributes().get("QueueArn");

    // Set dead letter queue with redrive policy on source queue.
    String src_queue_url = sqs.getQueueUrl(src_queue_name).getQueueUrl();

    SetQueueAttributesRequest request = new SetQueueAttributesRequest().withQueueUrl(src_queue_url)
            .addAttributesEntry("RedrivePolicy",
                    "{\"maxReceiveCount\":\"5\", \"deadLetterTargetArn\":\"" + dl_queue_arn + "\"}");

    sqs.setQueueAttributes(request);
}

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From source file:aws.example.sqs.LongPolling.java

License:Open Source License

public static void main(String[] args) {
    final String USAGE = "To run this example, supply the name of a queue to create and\n"
            + "queue url of an existing queue.\n\n"
            + "Ex: LongPolling <unique-queue-name> <existing-queue-url>\n";

    if (args.length != 2) {
        System.out.println(USAGE);
        System.exit(1);//from  w w  w  .java 2  s  . com
    }

    String queue_name = args[0];
    String queue_url = args[1];

    final AmazonSQS sqs = AmazonSQSClientBuilder.defaultClient();

    // Enable long polling when creating a queue
    CreateQueueRequest create_request = new CreateQueueRequest().withQueueName(queue_name)
            .addAttributesEntry("ReceiveMessageWaitTimeSeconds", "20");

    try {
        sqs.createQueue(create_request);
    } catch (AmazonSQSException e) {
        if (!e.getErrorCode().equals("QueueAlreadyExists")) {
            throw e;
        }
    }

    // Enable long polling on an existing queue
    SetQueueAttributesRequest set_attrs_request = new SetQueueAttributesRequest().withQueueUrl(queue_url)
            .addAttributesEntry("ReceiveMessageWaitTimeSeconds", "20");
    sqs.setQueueAttributes(set_attrs_request);

    // Enable long polling on a message receipt
    ReceiveMessageRequest receive_request = new ReceiveMessageRequest().withQueueUrl(queue_url)
            .withWaitTimeSeconds(20);
    sqs.receiveMessage(receive_request);
}

---

From source file:aws.example.sqs.SendReceiveMessages.java

License:Open Source License

public static void main(String[] args) {
    final AmazonSQS sqs = AmazonSQSClientBuilder.defaultClient();

    try {/*  www.  j  a  va 2s.  co m*/
        CreateQueueResult create_result = sqs.createQueue(QUEUE_NAME);
    } catch (AmazonSQSException e) {
        if (!e.getErrorCode().equals("QueueAlreadyExists")) {
            throw e;
        }
    }

    String queueUrl = sqs.getQueueUrl(QUEUE_NAME).getQueueUrl();

    SendMessageRequest send_msg_request = new SendMessageRequest().withQueueUrl(queueUrl)
            .withMessageBody("hello world").withDelaySeconds(5);
    sqs.sendMessage(send_msg_request);

    // Send multiple messages to the queue
    SendMessageBatchRequest send_batch_request = new SendMessageBatchRequest().withQueueUrl(queueUrl)
            .withEntries(new SendMessageBatchRequestEntry("msg_1", "Hello from message 1"),
                    new SendMessageBatchRequestEntry("msg_2", "Hello from message 2").withDelaySeconds(10));
    sqs.sendMessageBatch(send_batch_request);

    // receive messages from the queue
    List<Message> messages = sqs.receiveMessage(queueUrl).getMessages();

    // delete messages from the queue
    for (Message m : messages) {
        sqs.deleteMessage(queueUrl, m.getReceiptHandle());
    }
}

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