Example usage for com.amazonaws.services.sqs AmazonSQSClient AmazonSQSClient

List of usage examples for com.amazonaws.services.sqs AmazonSQSClient AmazonSQSClient

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Introduction

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

Prototype

AmazonSQSClient(AwsSyncClientParams clientParams)

Source Link

Document

Constructs a new client to invoke service methods on Amazon SQS using the specified parameters.

Usage

From source file:Server.aws.yulei.SQSOperation.java

License:Open Source License

public static void receiveSQS() {
    AWSCredentials credentials = null;// w ww  . j a v a2 s.c  o m
    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/daniel/.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");

    try {

        // Create a queue
        System.out.println("Creating a new SQS queue called MyQueue.\n");
        //CreateQueueRequest createQueueRequest = new CreateQueueRequest("MyQueue");
        String myQueueUrl = "https://sqs.us-east-1.amazonaws.com/659322195879/MyQueue";

        // List queues

        System.out.println("Receiving messages from MyQueue.\n");
        ReceiveMessageRequest receiveMessageRequest = new ReceiveMessageRequest(myQueueUrl);
        List<Message> messages = sqs.receiveMessage(receiveMessageRequest).getMessages();
        for (Message message : messages) {
            String realData = message.getBody();
            AlchemyAPI alchemyObj = AlchemyAPI
                    .GetInstanceFromString("a47635756e657c0dac0bc2d282dbde377de01513");
            JSONParser parser = new JSONParser();
            JSONObject decodeObj = (JSONObject) parser.parse(realData);
            String content = (String) decodeObj.get("content");

            // load text
            String text = content;

            // analyze text
            Document doc = alchemyObj.TextGetTextSentiment(text);
            String score = "0.00000";
            // parse XML result
            //              String sentiment = doc.getElementsByTagName("type").item(0).getTextContent();
            //                score = doc.getElementsByTagName("score").item(0).getTextContent();
            decodeObj.put("score", score);
            decodeObj.put("sentiment", "Positive");
            StringWriter sw = new StringWriter();
            decodeObj.writeJSONString(sw);

            String jsonText = sw.toString();
            SNSPushToGCM.push(jsonText);
        }

    } catch (Exception e) {
        Thread.currentThread().interrupt();
    }

}

From source file:servlet.FileUploadServlet.java

public void sqs(String msg) throws Exception {
    AWSCredentials awsCreds = new PropertiesCredentials(
            new File("/Users/paulamontojo/Desktop/AwsCredentials.properties"));

    AmazonSQS sqs = new AmazonSQSClient(awsCreds);
    Region usWest2 = Region.getRegion(Regions.US_WEST_2);
    sqs.setRegion(usWest2);/*  www .ja  va2 s. c  o  m*/

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

    try {

        String myQueueUrl = "https://sqs.us-west-2.amazonaws.com/711690152696/MyQueue";

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

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

    } 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:Servlet.WorkPool.java

License:Open Source License

/**
 * The only information needed to create a client are security credentials
 * consisting of the AWS Access Key ID and Secret Access Key. All other
 * configuration, such as the service endpoints, are performed
 * automatically. Client parameters, such as proxies, can be specified in an
 * optional ClientConfiguration object when constructing a client.
 *
 * @see com.amazonaws.auth.BasicAWSCredentials
 * @see com.amazonaws.auth.PropertiesCredentials
 * @see com.amazonaws.ClientConfiguration
 *///from w ww  .j  a  va2  s. c  o m
private static void init() throws Exception {

    /*
     * The ProfileCredentialsProvider will return your [default] credential
     * profile by reading from the credentials file located at
     * (/home/zeweijiang/.aws/credentials).
     */
    AWSCredentials credentials = null;
    try {
        credentials = new ProfileCredentialsProvider("jiangzewei").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 (/home/zeweijiang/.aws/credentials), and is in valid format.", e);
    }
    sqs = new AmazonSQSClient(credentials);
    sns = new AmazonSNSClient(credentials);
}

From source file:shapeways.api.robocreator.BaseRoboCreator.java

License:Apache License

/**
 * Initialize the servlet. Sets up the base directory properties for finding
 * stuff later on.//w  w w .  j  av  a  2 s .c  om
 */
public void init() throws ServletException {
    // DirectorServlet overrides all but this method.  If your making changes here
    // you might need to change that class as well

    ServletConfig config = getServletConfig();
    ServletContext ctx = config.getServletContext();

    serviceQueue = getInitParameter("ServiceQueue");
    if (serviceQueue == null) {
        System.out.println("ServiceQueue is null, add entry to web.xml");
    }

    shapewaysHost = getInitParameter("ShapewaysHost");

    System.out.println("ShapewaysHost: " + shapewaysHost);

    if (shapewaysHost == null) {
        shapewaysHost = ShapewaysAPI.getShapewaysHost();
    }

    String instanceType = getInstanceMetadata("instance-type", "localhost");

    // 0 = number of processors.  > 0 specific number.  Default is 1
    String num_threads_st = getInitParameter("NumThreads");
    Gson gson = new Gson();
    Map<String, Number> threadsMap = new HashMap<String, Number>();
    try {
        threadsMap = gson.fromJson(num_threads_st, Map.class);
    } catch (Exception e) {
        System.out.println(
                "Cannot parse threads: " + serviceQueue + ".  Should be map of instanceType to numThreads");
        System.out.println("numThreads: " + num_threads_st);
        e.printStackTrace();
    }

    threads = threadsMap.get(instanceType).intValue();

    if (threads == 0) {
        threads = Runtime.getRuntime().availableProcessors();
        ;
    }

    threadPool = (ThreadPoolExecutor) Executors.newFixedThreadPool(threads);

    consumerKey = getInitParameter("ShapewaysConsumerKey");
    consumerSecret = getInitParameter("ShapewaysConsumerSecret");
    accessToken = getInitParameter("ShapewaysAccessToken");
    accessSecret = getInitParameter("ShapewaysAccessSecret");

    String proxyType = getInitParameter("ProxyType");
    String proxyHost = getInitParameter("ProxyHost");
    String proxyPort = getInitParameter("ProxyPort");

    if (proxyHost != null) {
        // TODO: think about selectors as this is per JVM
        System.out.println("Configuring proxy: " + proxyHost + ":" + proxyPort);

        Properties systemSettings = System.getProperties();

        systemSettings.put("proxySet", "true");
        if (proxyType.equalsIgnoreCase("SOCKS")) {
            systemSettings.put("socksProxyHost", proxyHost);
            systemSettings.put("socksProxyPort", proxyPort);
        } else {
            systemSettings.put("http.proxyHost", proxyHost);
            systemSettings.put("http.proxyPort", proxyPort);
        }
    }

    String awsAccessKey = getInitParameter("AWSAccessKey");
    String awsAccessSecret = getInitParameter("AWSAccessSecret");
    String awsRegion = getInitParameter("AWSRegion");
    String st = getInitParameter("AWSSQSVisibilityTimeout");
    if (st != null) {
        visibilityTimeout = Integer.parseInt(st);
    }

    st = getInitParameter("AWSSQSMessagePollFrequency");

    if (st != null) {
        pollFrequency = Integer.parseInt(st);
    } else {
        pollFrequency = DEFAULT_POLL_FREQUENCY;
    }

    // TODO: Not certain we want to do these here as it delays deploy and might stop all deploys if AWS is down.
    // Switch to a threaded runnable or maybe just add the job to the threadPool we have.
    sqs = new AmazonSQSClient(new BasicAWSCredentials(awsAccessKey, awsAccessSecret));

    Region region = RegionUtils.getRegion(awsRegion);
    sqs.setRegion(region);

    threadPool.submit(new SQSCreateQueueTask(sqs, QUEUE_PREPEND + serviceQueue, visibilityTimeout, this));
}

From source file:shapeways.api.robocreator.RoboCreatorWeb.java

License:Apache License

/**
 * Initialize the servlet. Sets up the base directory properties for finding
 * stuff later on./*from   w w w  .  ja v  a2 s  .c om*/
 */
public void init() throws ServletException {

    if (DEBUG) {
        System.out.println("Starting RoboCreatorWeb");
    }

    ServletConfig config = getServletConfig();
    ServletContext ctx = config.getServletContext();

    kernels = getInitParameter("Kernels");
    if (kernels == null) {
        System.out.println("ServiceQueue is null, add entry to web.xml");
    }

    System.out.println("Handling Kernels: " + kernels);
    instanceType = getInstanceMetadata("instance-type", "localhost");

    // 0 = number of processors.  > 0 specific number.  Default is 1
    String num_threads_st = getInitParameter("NumThreads");
    Gson gson = new Gson();
    Map<String, Number> threadsMap = new HashMap<String, Number>();
    try {
        threadsMap = gson.fromJson(num_threads_st, Map.class);
    } catch (Exception e) {
        System.out.println(
                "Cannot parse threads in RoboCreatorWeb.  Should be map of instanceType to numThreads");
        System.out.println("numThreads: " + num_threads_st);
        e.printStackTrace();
    }

    int threads = threadsMap.get(instanceType).intValue();

    if (threads == 0) {
        int cores = Runtime.getRuntime().availableProcessors();
        threads = cores;
    }

    threadPool = (ThreadPoolExecutor) Executors.newFixedThreadPool(threads);

    System.out.println("ThreadPool: " + threadPool);
    awsAccessKey = getInitParameter("AWSAccessKey");
    awsAccessSecret = getInitParameter("AWSAccessSecret");
    awsRegion = getInitParameter("AWSRegion");
    String st = getInitParameter("AWSSQSVisibilityTimeout");
    if (st != null) {
        visibilityTimeout = Integer.parseInt(st);
    }

    // TODO: Not certain we want to do these here as it delays deploy and might stop all deploys if AWS is down.
    // Switch to a threaded runnable or maybe just add the job to the threadPool we have.
    sqs = new AmazonSQSClient(new BasicAWSCredentials(awsAccessKey, awsAccessSecret));

    Region region = RegionUtils.getRegion(awsRegion);
    sqs.setRegion(region);

    queUrlMap = new HashMap<String, String>();

    System.out.println("Creating Queues");
    String[] queues = kernels.split(" ");
    for (int i = 0; i < queues.length; i++) {
        threadPool.submit(new SQSCreateQueueTask(sqs, QUEUE_PREPEND + queues[i], visibilityTimeout, this));
    }
}

From source file:shnakkydoodle.queueing.provider.aws.AwsProvider.java

License:Open Source License

/**
 * Create the queue/*from ww  w  . j av a  2 s.com*/
 * 
 * @param queueName
 */
@Override
public void createQueue(String queueName) throws Exception {
    new AmazonSQSClient(credentials).createQueue(queueName);
}

From source file:shnakkydoodle.queueing.provider.aws.AwsProvider.java

License:Open Source License

/**
 * Delete the queue//from  w  ww .  j a  v a2 s.  c om
 * 
 * @param queueName
 */
@Override
public void deleteQueue(String queueName) throws Exception {
    AmazonSQS sqs = new AmazonSQSClient(credentials);
    sqs.setRegion(Region.EU_Ireland.toAWSRegion());
    CreateQueueRequest createQueueRequest = new CreateQueueRequest(queueName);
    sqs.deleteQueue(sqs.createQueue(createQueueRequest).getQueueUrl());
}

From source file:shnakkydoodle.queueing.provider.aws.AwsProvider.java

License:Open Source License

/**
 * Enqueue a message//from   ww  w  .  j av  a2  s  .  c o m
 * 
 * @param queuename
 * @param message
 */
@Override
public void enqueue(String queueName, String message) throws Exception {
    AmazonSQS sqs = new AmazonSQSClient(credentials);
    sqs.setRegion(Region.EU_Ireland.toAWSRegion());
    sqs.createQueue(queueName);
    CreateQueueRequest createQueueRequest = new CreateQueueRequest(queueName);
    String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();
    sqs.sendMessage(new SendMessageRequest(myQueueUrl, message));
}

From source file:shnakkydoodle.queueing.provider.aws.AwsProvider.java

License:Open Source License

/**
 * Enqueue a bunch of message//from w  w w  .  j  av a  2 s  .  c om
 * 
 * @param queuename
 * @param message
 */
@Override
public void enqueue(String queueName, ArrayList<String> messages) throws Exception {
    AmazonSQS sqs = new AmazonSQSClient(credentials);
    sqs.setRegion(Region.EU_Ireland.toAWSRegion());
    sqs.createQueue(queueName);
    CreateQueueRequest createQueueRequest = new CreateQueueRequest(queueName);
    String myQueueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();

    SendMessageBatchRequest batchRequest = new SendMessageBatchRequest(myQueueUrl);
    batchRequest.setQueueUrl(myQueueUrl);

    List<SendMessageBatchRequestEntry> entries = new ArrayList<SendMessageBatchRequestEntry>();
    for (String message : messages) {
        entries.add(new SendMessageBatchRequestEntry(UUID.randomUUID().toString(), message));
    }
    batchRequest.setEntries(entries);
    sqs.sendMessageBatch(batchRequest);
}

From source file:shnakkydoodle.queueing.provider.aws.AwsProvider.java

License:Open Source License

/**
 * Dequeue a message// ww  w  .ja  va  2  s  .  c om
 * 
 * @param queuename
 * @param message
 */
@Override
public String dequeue(String queueName) throws Exception {

    AmazonSQS sqs = new AmazonSQSClient(credentials);
    sqs.setRegion(Region.EU_Ireland.toAWSRegion());
    sqs.createQueue(queueName);
    CreateQueueRequest createQueueRequest = new CreateQueueRequest(queueName);
    String queueUrl = sqs.createQueue(createQueueRequest).getQueueUrl();

    ReceiveMessageRequest receiveMessageRequest = new ReceiveMessageRequest(queueUrl);
    Message message = sqs.receiveMessage(receiveMessageRequest).getMessages().get(0);
    if (message != null) {
        sqs.deleteMessage(new DeleteMessageRequest(queueUrl, message.getReceiptHandle()));
        return message.getBody();
    }
    return null;
}