Example usage for java.util.concurrent.atomic AtomicInteger AtomicInteger

Introduction

In this page you can find the example usage for java.util.concurrent.atomic AtomicInteger AtomicInteger.

Prototype

public AtomicInteger() 

Source Link

Document

Creates a new AtomicInteger with initial value 0 .

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    AtomicInteger atomicInteger = new AtomicInteger();

    System.out.println(atomicInteger.floatValue());
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    AtomicInteger atomicInteger = new AtomicInteger();

    System.out.println(atomicInteger.getAndAdd(10));
    System.out.println(atomicInteger.getAndAdd(10));
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    AtomicInteger atomicInteger = new AtomicInteger();

    atomicInteger.lazySet(2);// www.j  a  va  2  s. c o  m

    System.out.println(atomicInteger);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    AtomicInteger atomicInteger = new AtomicInteger();

    atomicInteger.set(2);/* w  w  w. j a v  a  2s .c o m*/

    System.out.println(atomicInteger.longValue());
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    AtomicInteger atomicInteger = new AtomicInteger();

    atomicInteger.weakCompareAndSet(1, 2);

    System.out.println(atomicInteger);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    AtomicInteger atomicInteger = new AtomicInteger();

    atomicInteger.set(2);/* w w w.j a v a2s.c o m*/

    System.out.println(atomicInteger);
}

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From source file:TQProducer.java

public static void main(String[] args) {
    final TransferQueue<Integer> tQueue = new LinkedTransferQueue<>();
    final AtomicInteger sequence = new AtomicInteger();

    for (int i = 0; i < 5; i++) {
        try {/*ww  w. j a va 2 s  . c  om*/
            tQueue.put(sequence.incrementAndGet());
            System.out.println("Initial queue: " + tQueue);

            new TQProducer("Producer-1", tQueue, sequence).start();
            new TQConsumer("Consumer-1", tQueue).start();

        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

}

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From source file:cf.service.TestBroker.java

public static void main(String[] args) throws Exception {
    final CfTokens cfTokens = new CfTokens();
    final CfTokens.CfToken target = cfTokens.getCurrentTargetToken();

    if (target == null) {
        System.err.println("It appears you haven't logged into a Cloud Foundry instance with cf.");
        return;//from  w w w . j ava2  s  . c  o m
    }
    if (target.getVersion() == null || target.getVersion() != 2) {
        System.err.println("You must target a v2 Cloud Controller using cf.");
        return;
    }
    if (target.getSpaceGuid() == null) {
        System.err.println("You must select a space to use using cf.");
        return;
    }

    LOGGER.info("Using Cloud Controller at: {}", target.getTarget());

    final int serverPort = 8000;

    final String label = "testbroker";
    final String provider = "Tester";
    final String url = "http://" + localIp(target.getTarget()) + ":" + serverPort;
    final String description = "A service used for testing the service framework.";
    final String version = "0.1";

    final String servicePlan = "ServicePlan";
    final String servicePlanDescription = "Finest service... ever.";

    final String authToken = "SsshhhThisIsASecret";
    final CloudController cloudController = new DefaultCloudController(new DefaultHttpClient(),
            target.getTarget());

    final UUID serviceGuid = UUID.randomUUID(); // We need to keep track of the services GUID.
    //         final String serviceGuid = cloudControllerClient.createService(new CreateServiceRequest(
    //               label, provider, url, description, version
    //         ));
    //         LOGGER.debug("Created service with guid: {}", serviceGuid);
    //

    try (final SimpleHttpServer server = new SimpleHttpServer(new InetSocketAddress(serverPort))) {
        new NettyBrokerServer(server, new Provisioner() {

            private final AtomicInteger id = new AtomicInteger();

            @Override
            public ServiceInstance create(CreateRequest request) {
                LOGGER.info("Creating service");

                final Integer i = id.getAndIncrement();
                final ServiceInstance serviceInstance = new ServiceInstance(i.toString());
                serviceInstance.addGatewayDataField("key", "value");
                serviceInstance.addCredential("user", "test");
                return serviceInstance;
            }

            @Override
            public void delete(String instanceId) {
            }

            @Override
            public ServiceBinding bind(BindRequest request) {
                LOGGER.info("Binding service");

                final Integer i = id.getAndIncrement();
                final ServiceBinding serviceBinding = new ServiceBinding(request.getServiceInstanceId(),
                        i.toString());
                serviceBinding.addGatewayDataField("bindkey", "bind value");
                serviceBinding.addCredential("binduser", "test");
                return serviceBinding;
            }

            @Override
            public void unbind(String instanceId, String handleId) {
            }

            @Override
            public Iterable<String> serviceInstanceIds() {
                return null;
            }

            @Override
            public Iterable<String> bindingIds(String instanceId) {
                return null;
            }

            @Override
            public void removeOrphanedBinding(String instanceId, String bindingId) {
            }

            @Override
            public void removeOrphanedServiceInstance(String instanceId) {
            }
        }, authToken);

        //         final String serviceGuid = cloudControllerClient.createService(new CreateServiceRequest(
        //               label, provider, url, description, version
        //         ));
        //         LOGGER.debug("Created service with guid: {}", serviceGuid);
        //
        //         final String servicePlanGuid = cloudControllerClient.createServicePlan(new CreateServicePlanRequest(servicePlan, servicePlanDescription, serviceGuid));
        //         LOGGER.debug("Created service plan with guid: {}", serviceGuid);
        //
        //         final String authTokenGuid = cloudControllerClient.createAuthToken(new CreateAuthTokenRequest(label, provider, authToken));
        //         LOGGER.debug("Created service token with guid: {}", authTokenGuid);
        //
        //         final String instanceName = "testservice";
        //         final String serviceInstaceGuid = cloudControllerClient.createServiceInstance(instanceName, servicePlanGuid, target.getSpaceGuid());

        System.in.read();
    }
}

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

public static void main(String[] args) throws InterruptedException {
    final AWSCredentials credentials = new BasicAWSCredentials("AKIAIDPJMKK4UHLE3OVA",
            "A+cn+TT3tUs6xbto5k1IKkWwPLBq995aOkqKxZNY");

    final String endpoint = "sqs.us-west-2.amazonaws.com";
    final String queueName = "image";
    final int producerCount = 10;
    final int consumerCount = 3;
    final int batchSize = 3;
    final int messageSizeByte = 10000;
    final int runTimeMinutes = 100;

    // configure the SQS client with enough connections for all producer and
    // consumer threads
    AmazonSQS sqsClient = new AmazonSQSClient(credentials,
            new ClientConfiguration().withMaxConnections(producerCount + consumerCount));
    sqsClient.setEndpoint(endpoint);//w w w.j  a v a2 s.c  o  m
    String queueUrl = sqsClient.getQueueUrl(new GetQueueUrlRequest(queueName)).getQueueUrl();

    // the flag to stop producer, consumer, and monitor threads
    AtomicBoolean stop = new AtomicBoolean(false);

    // start the producers
    final AtomicInteger producedCount = new AtomicInteger();
    Thread[] producers = new Thread[producerCount];
    for (int i = 0; i < producerCount; i++) {
        producers[i] = new BatchProducer(sqsClient, queueUrl, batchSize, messageSizeByte, producedCount, stop);
        producers[i].start();
    }

    // start the consumers
    final AtomicInteger consumedCount = new AtomicInteger();
    Thread[] consumers = new Thread[consumerCount];
    for (int i = 0; i < consumerCount; i++) {
        consumers[i] = new BatchConsumer(sqsClient, queueUrl, batchSize, consumedCount, stop);
        consumers[i].start();
    }

    // start the monitor (thread)
    Thread monitor = new Monitor(producedCount, consumedCount, stop);
    monitor.start();

    // wait for the specified amount of time then stop
    Thread.sleep(TimeUnit.MINUTES.toMillis(Math.min(runTimeMinutes, MAX_RUNTIME_MINUTES)));
    stop.set(true);

    // join all threads
    for (int i = 0; i < producerCount; i++)
        producers[i].join();

    for (int i = 0; i < consumerCount; i++)
        consumers[i].join();

    monitor.interrupt();
    monitor.join();
}

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From source file:com.dxc.temp.SimpleProducerConsumer.java

public static void main(String[] args) throws InterruptedException {
    int argIndex = 0;

    final String accessKey = args[argIndex++];
    final String secretKey = args[argIndex++];
    final AWSCredentials credentials = new BasicAWSCredentials(accessKey, secretKey);

    final String endpoint = args[argIndex++];
    final String queueName = args[argIndex++];
    final int producerCount = Integer.parseInt(args[argIndex++]);
    final int consumerCount = Integer.parseInt(args[argIndex++]);
    final int batchSize = Integer.parseInt(args[argIndex++]);
    final int messageSizeByte = Integer.parseInt(args[argIndex++]);
    final int runTimeMinutes = Integer.parseInt(args[argIndex++]);

    // configure the SQS client with enough connections for all producer and
    // consumer threads
    AmazonSQS sqsClient = new AmazonSQSClient(credentials,
            new ClientConfiguration().withMaxConnections(producerCount + consumerCount));
    sqsClient.setEndpoint(endpoint);/*from  w w  w  . jav a2 s  .co  m*/
    String queueUrl = sqsClient.getQueueUrl(new GetQueueUrlRequest(queueName)).getQueueUrl();

    // the flag to stop producer, consumer, and monitor threads
    AtomicBoolean stop = new AtomicBoolean(false);

    // start the producers
    final AtomicInteger producedCount = new AtomicInteger();
    Thread[] producers = new Thread[producerCount];
    for (int i = 0; i < producerCount; i++) {
        if (batchSize == 1)
            producers[i] = new Producer(sqsClient, queueUrl, messageSizeByte, producedCount, stop);
        else
            producers[i] = new BatchProducer(sqsClient, queueUrl, batchSize, messageSizeByte, producedCount,
                    stop);
        producers[i].start();
    }

    // start the consumers
    final AtomicInteger consumedCount = new AtomicInteger();
    Thread[] consumers = new Thread[consumerCount];
    for (int i = 0; i < consumerCount; i++) {
        if (batchSize == 1)
            consumers[i] = new Consumer(sqsClient, queueUrl, consumedCount, stop);
        else
            consumers[i] = new BatchConsumer(sqsClient, queueUrl, batchSize, consumedCount, stop);
        consumers[i].start();
    }

    // start the monitor (thread)
    Thread monitor = new Monitor(producedCount, consumedCount, stop);
    monitor.start();

    // wait for the specified amount of time then stop
    Thread.sleep(TimeUnit.MINUTES.toMillis(Math.min(runTimeMinutes, MAX_RUNTIME_MINUTES)));
    stop.set(true);

    // join all threads
    for (int i = 0; i < producerCount; i++)
        producers[i].join();

    for (int i = 0; i < consumerCount; i++)
        consumers[i].join();

    monitor.interrupt();
    monitor.join();
}

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