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

Introduction

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

Prototype

GetQueueAttributesResult getQueueAttributes(GetQueueAttributesRequest getQueueAttributesRequest);

Source Link

Document

Gets attributes for the specified queue.

Usage

From source file:com.easarrive.aws.plugins.common.service.impl.SQSService.java

License:Open Source License

@Override
public Long getQueueApproximateNumberOfMessages(AmazonSQS client, String queueUrl) {
    GetQueueAttributesRequest getQueueAttributesRequest = new GetQueueAttributesRequest(queueUrl);
    getQueueAttributesRequest.withAttributeNames(Constant.SQS.Attribute.APPROXIMATE_NUMBER_OF_MESSAGES);
    GetQueueAttributesResult result = client.getQueueAttributes(getQueueAttributesRequest);
    if (result == null) {
        return null;
    }/*from   w  ww.j a  v  a2s  .  com*/
    Map<String, String> attributeMap = result.getAttributes();
    if (attributeMap == null) {
        return null;
    }
    String value = attributeMap.get(Constant.SQS.Attribute.APPROXIMATE_NUMBER_OF_MESSAGES);
    if (StringUtil.isEmpty(value)) {
        return null;
    }
    if (!value.matches("^\\d+$")) {
        return null;
    }
    return Long.valueOf(value);
}

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From source file:com.easarrive.aws.plugins.common.service.impl.SQSService.java

License:Open Source License

@Override
public Long getQueueApproximateNumberOfMessagesNotVisible(AmazonSQS client, String queueUrl) {
    GetQueueAttributesRequest getQueueAttributesRequest = new GetQueueAttributesRequest(queueUrl);
    getQueueAttributesRequest//from  w  ww  .  ja  va2 s.c  om
            .withAttributeNames(Constant.SQS.Attribute.APPROXIMATE_NUMBER_OF_MESSAGES_NOT_VISIBLE);
    GetQueueAttributesResult result = client.getQueueAttributes(getQueueAttributesRequest);
    if (result == null) {
        return null;
    }
    Map<String, String> attributeMap = result.getAttributes();
    if (attributeMap == null) {
        return null;
    }
    String value = attributeMap.get(Constant.SQS.Attribute.APPROXIMATE_NUMBER_OF_MESSAGES_NOT_VISIBLE);
    if (StringUtil.isEmpty(value)) {
        return null;
    }
    if (!value.matches("^\\d+$")) {
        return null;
    }
    return Long.valueOf(value);
}

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From source file:com.easarrive.aws.plugins.common.service.impl.SQSService.java

License:Open Source License

@Override
public String getQueueQueueArn(AmazonSQS client, String queueUrl) {
    GetQueueAttributesRequest getQueueAttributesRequest = new GetQueueAttributesRequest(queueUrl);
    getQueueAttributesRequest.withAttributeNames(Constant.SQS.Attribute.QUEUE_ARN);
    GetQueueAttributesResult result = client.getQueueAttributes(getQueueAttributesRequest);
    if (result == null) {
        return null;
    }//w  w  w  . jav  a  2 s.c  o  m
    Map<String, String> attributeMap = result.getAttributes();
    if (attributeMap == null) {
        return null;
    }
    String value = attributeMap.get(Constant.SQS.Attribute.QUEUE_ARN);
    return value;
}

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From source file:com.easarrive.aws.plugins.common.service.impl.SQSService.java

License:Open Source License

@Override
public Long getQueueApproximateNumberOfMessagesDelayed(AmazonSQS client, String queueUrl) {
    GetQueueAttributesRequest getQueueAttributesRequest = new GetQueueAttributesRequest(queueUrl);
    getQueueAttributesRequest.withAttributeNames(Constant.SQS.Attribute.APPROXIMATE_NUMBER_OF_MESSAGES_DELAYED);
    GetQueueAttributesResult result = client.getQueueAttributes(getQueueAttributesRequest);
    if (result == null) {
        return null;
    }//from   ww  w .ja va 2 s  . c o m
    Map<String, String> attributeMap = result.getAttributes();
    if (attributeMap == null) {
        return null;
    }
    String value = attributeMap.get(Constant.SQS.Attribute.APPROXIMATE_NUMBER_OF_MESSAGES_DELAYED);
    if (StringUtil.isEmpty(value)) {
        return null;
    }
    if (!value.matches("^\\d+$")) {
        return null;
    }
    return Long.valueOf(value);
}

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From source file:com.rodosaenz.samples.aws.sqs.AwsSqsSimpleExample.java

License:Open Source License

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

    /*/*from www.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_EAST_1);
    sqs.setRegion(usWest2);

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

    String queue_name = "com-rodosaenz-examples-aws-sqs";

    try {
        // Create a queue
        System.out.println("Creating a new SQS queue called " + queue_name + ".\n");
        CreateQueueRequest createQueueRequest = new CreateQueueRequest(queue_name);
        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 " + queue_name + ".\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);
        receiveMessageRequest.setMaxNumberOfMessages(1);
        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(0).getReceiptHandle();
        sqs.deleteMessage(new DeleteMessageRequest(myQueueUrl, messageReceiptHandle));

        //Get attributes
        GetQueueAttributesRequest request = new GetQueueAttributesRequest(myQueueUrl).withAttributeNames("All");
        final Map<String, String> attributes = sqs.getQueueAttributes(request).getAttributes();

        System.out.println("  Policy: " + attributes.get("Policy"));
        System.out.println("  MessageRetentionPeriod: " + attributes.get("MessageRetentionPeriod"));
        System.out.println("  MaximumMessageSize: " + attributes.get("MaximumMessageSize"));
        System.out.println("  CreatedTimestamp: " + attributes.get("CreatedTimestamp"));
        System.out.println("  VisibilityTimeout: " + attributes.get("VisibilityTimeout"));
        System.out.println("  QueueArn: " + attributes.get("QueueArn"));
        System.out.println("  ApproximateNumberOfMessages: " + attributes.get("ApproximateNumberOfMessages"));
        System.out.println("  ApproximateNumberOfMessagesNotVisible: "
                + attributes.get("ApproximateNumberOfMessagesNotVisible"));
        System.out.println("  DelaySeconds: " + attributes.get("DelaySeconds"));

        // 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());
    }
}

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