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

Introduction

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

Prototype

public final int get() 

Source Link

Document

Returns the current value, with memory effects as specified by VarHandle#getVolatile .

Usage

From source file:org.chromium.android_webview.test.AwContentsTest.java

private int callDocumentHasImagesSync(final AwContents awContents) throws Throwable, InterruptedException {
    // Set up a container to hold the result object and a semaphore to
    // make the test wait for the result.
    final AtomicInteger val = new AtomicInteger();
    final Semaphore s = new Semaphore(0);
    final Message msg = Message.obtain(new Handler(Looper.getMainLooper()) {
        @Override/*from  ww  w . j  av  a  2 s .com*/
        public void handleMessage(Message msg) {
            val.set(msg.arg1);
            s.release();
        }
    });
    runTestOnUiThread(new Runnable() {
        @Override
        public void run() {
            awContents.documentHasImages(msg);
        }
    });
    assertTrue(s.tryAcquire(WAIT_TIMEOUT_MS, TimeUnit.MILLISECONDS));
    int result = val.get();
    return result;
}

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From source file:org.apache.hadoop.hbase.client.TestAsyncTable.java

@Test
public void testCheckAndDelete() throws InterruptedException, ExecutionException {
    AsyncTableBase table = getTable.get();
    int count = 10;
    CountDownLatch putLatch = new CountDownLatch(count + 1);
    table.put(new Put(row).addColumn(FAMILY, QUALIFIER, VALUE)).thenRun(() -> putLatch.countDown());
    IntStream.range(0, count)/*from   w w w. j  a  v a2s .  c  om*/
            .forEach(i -> table.put(new Put(row).addColumn(FAMILY, concat(QUALIFIER, i), VALUE))
                    .thenRun(() -> putLatch.countDown()));
    putLatch.await();

    AtomicInteger successCount = new AtomicInteger(0);
    AtomicInteger successIndex = new AtomicInteger(-1);
    CountDownLatch deleteLatch = new CountDownLatch(count);
    IntStream.range(0, count).forEach(i -> table
            .checkAndDelete(row, FAMILY, QUALIFIER, VALUE,
                    new Delete(row).addColumn(FAMILY, QUALIFIER).addColumn(FAMILY, concat(QUALIFIER, i)))
            .thenAccept(x -> {
                if (x) {
                    successCount.incrementAndGet();
                    successIndex.set(i);
                }
                deleteLatch.countDown();
            }));
    deleteLatch.await();
    assertEquals(1, successCount.get());
    Result result = table.get(new Get(row)).get();
    IntStream.range(0, count).forEach(i -> {
        if (i == successIndex.get()) {
            assertFalse(result.containsColumn(FAMILY, concat(QUALIFIER, i)));
        } else {
            assertArrayEquals(VALUE, result.getValue(FAMILY, concat(QUALIFIER, i)));
        }
    });
}

---

From source file:com.jivesoftware.os.upena.service.UpenaStore.java

public void log(long whenAgoElapseLargestMillis, long whenAgoElapseSmallestMillis, int minCount, //
        final String who, final String what, final String why, final String where, final String how,
        final LogStream logStream) throws Exception {
    long time = System.currentTimeMillis();
    final long maxTimestampInclusize = time - whenAgoElapseSmallestMillis;
    final long minTimestampExclusize = time - whenAgoElapseLargestMillis;

    final AtomicInteger count = new AtomicInteger(minCount);
    changeLogClient().scan(Collections.singletonList(ScanRange.ROW_SCAN),
            (byte[] prefix, byte[] key, byte[] value, long timestamp, long version) -> {
                RecordedChange change = mapper.readValue(value, RecordedChange.class);
                if (change.when <= maxTimestampInclusize
                        && (change.when > minTimestampExclusize || count.get() > 0)) {
                    if (who != null && who.length() > 0 && !change.who.contains(who)) {
                        return true;
                    }/*from  ww  w .  j  a  v a 2s  .c om*/
                    if (what != null && what.length() > 0 && !change.what.contains(what)) {
                        return true;
                    }
                    if (why != null && why.length() > 0 && !change.why.contains(why)) {
                        return true;
                    }
                    if (where != null && where.length() > 0 && !change.where.contains(where)) {
                        return true;
                    }
                    if (how != null && how.length() > 0 && !change.how.contains(how)) {
                        return true;
                    }
                    count.decrementAndGet();
                    return logStream.stream(change);
                }
                return change.when > maxTimestampInclusize || count.get() > 0;
            }, true);
}

---

From source file:com.btoddb.chronicle.plunkers.HdfsPlunkerImplIT.java

@Test
@Ignore("very flakey, need to work out a more stable way of testing")
public void testLongRun() throws Exception {
    plunker.setIdleTimeout(0);/*from   www.  j av  a2s . c om*/
    plunker.setRollPeriod(2);
    plunker.setTimeoutCheckPeriod(100);
    plunker.init(config);

    final int sleep = 200;
    final int maxCount = 100; // 20 seconds at 'sleep' interval should be 10 files
    final AtomicInteger count = new AtomicInteger();

    // do this to prime HDFS FileSystem object - otherwise timing is off
    plunker.handleInternal(Arrays.asList(new Event("the-body").withHeader("customer", "cust")
            .withHeader("msgId", String.valueOf(count.getAndIncrement()))));

    ScheduledExecutorService executor = Executors.newScheduledThreadPool(1);
    System.out.println("start");
    executor.scheduleWithFixedDelay(new Runnable() {
        @Override
        public void run() {
            try {
                System.out.println("time = " + System.currentTimeMillis());
                plunker.handleInternal(Arrays.asList(new Event("the-body").withHeader("customer", "cust")
                        .withHeader("msgId", String.valueOf(count.get()))));
            } catch (Exception e) {
                e.printStackTrace();
            }

            count.incrementAndGet();
        }
    }, 0, sleep, TimeUnit.MILLISECONDS);

    while (count.get() < maxCount) {
        Thread.sleep(sleep / 2);
    }

    executor.shutdown();
    executor.awaitTermination(60, TimeUnit.SECONDS);

    Thread.sleep(1500);

    plunker.shutdown();

    Event[] events = new Event[count.get()];
    for (int i = 0; i < count.get(); i++) {
        events[i] = new Event("the-body").withHeader("customer", "cust").withHeader("msgId", String.valueOf(i));
    }

    File theDir = new File(String.format("%s/the/cust/path", baseDir.getPath()));

    assertThat(theDir, ftUtils.countWithSuffix(".tmp", 0));
    assertThat(theDir, ftUtils.countWithSuffix(".avro", 10));

    assertThat(theDir, ftUtils.hasEventsInDir(events));
}

---

From source file:ufo.remote.calls.benchmark.client.caller.activemq.ActiveMQTester.java

@Override
protected void startTest(final TesterResult result) {

    ProducerTemplate producerTemplate = camelContext.createProducerTemplate();
    producerTemplate.setExecutorService(Executors.newFixedThreadPool(20));

    String url = ActiveMQApacheCamelConfig.JMS_NAME
            + ":queue:echo?deliveryPersistent=false&replyToDeliveryPersistent=false";
    AtomicInteger failures = new AtomicInteger(0);
    CountDownLatch latch = new CountDownLatch(result.totalCalls);

    for (int i = 0; i < result.totalCalls; i++) {
        producerTemplate.asyncCallbackRequestBody(url, result.message, new Synchronization() {

            @Override//  w ww  .ja v  a2s.c o  m
            public void onFailure(final Exchange exchange) {
                failures.incrementAndGet();
                latch.countDown();
            }

            @Override
            public void onComplete(final Exchange exchange) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Received message [{}]", exchange.getIn().getBody());
                }
                latch.countDown();
            }
        });
    }

    try {
        latch.await();
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
    result.failures = failures.get();

}

---

From source file:ufo.remote.calls.benchmark.client.caller.hornetq.HornetQTester.java

@Override
protected void startTest(final TesterResult result) {

    ProducerTemplate producerTemplate = camelContext.createProducerTemplate();
    producerTemplate.setExecutorService(Executors.newFixedThreadPool(20));

    String url = HornetQApacheCamelConfig.JMS_NAME
            + ":queue:echo?deliveryPersistent=false&replyToDeliveryPersistent=false";
    AtomicInteger failures = new AtomicInteger(0);
    CountDownLatch latch = new CountDownLatch(result.totalCalls);

    for (int i = 0; i < result.totalCalls; i++) {
        producerTemplate.asyncCallbackRequestBody(url, result.message, new Synchronization() {

            @Override/*from   w  w  w .  ja va 2  s . com*/
            public void onFailure(final Exchange exchange) {
                failures.incrementAndGet();
                latch.countDown();
            }

            @Override
            public void onComplete(final Exchange exchange) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Received message [{}]", exchange.getIn().getBody());
                }
                latch.countDown();
            }
        });
    }

    try {
        latch.await();
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    }
    result.failures = failures.get();

}

---

From source file:com.vmware.photon.controller.deployer.dcp.task.WaitForServiceTaskService.java

private void scheduleHealthCheckQuery(final State currentState, final HealthChecker healthChecker,
        final AtomicInteger retryCounter) {

    final Service service = this;

    Runnable runnable = new Runnable() {
        @Override//from w  w w. ja  va  2  s.c  o m
        public void run() {
            if (retryCounter.decrementAndGet() < 0) {
                String errMessage = String.format("%s not ready after %s retries", currentState.containerType,
                        currentState.maxRetries);
                ServiceUtils.logSevere(service, errMessage);
                failTask(new RuntimeException(errMessage));
                return;
            }

            ServiceUtils.logInfo(service, "HealthCheck (%s) retry: %s of maxRetries(%s)",
                    currentState.containerType, currentState.maxRetries - retryCounter.get(),
                    currentState.maxRetries);

            if (healthChecker.isReady()) {
                sendStageProgressPatch(TaskState.TaskStage.FINISHED);
                return;
            }

            scheduleHealthCheckQuery(currentState, healthChecker, retryCounter);
        }
    };

    getHost().schedule(runnable, currentState.taskPollDelay, TimeUnit.MILLISECONDS);
}

---

From source file:dk.statsbiblioteket.util.JobControllerTest.java

public void testPopTimeout() throws Exception {
    final int JOBS = 10;
    final AtomicInteger counter = new AtomicInteger(0);
    JobController<Long> controller = new JobController<Long>(10) {
        @Override//from   www . jav  a  2 s.  c o m
        protected void afterExecute(Future<Long> finished) {
            counter.incrementAndGet();
        }
    };
    for (int i = 0; i < JOBS; i++) {
        synchronized (Thread.currentThread()) {
            Thread.currentThread().wait(10);
        }
        controller.submit(new Shout(50));
    }
    int allTimeout = controller.popAll(10, TimeUnit.MILLISECONDS).size();
    int allLeft = controller.popAll().size();

    assertTrue("Timeout popAll should be > 0 and < " + JOBS + " but was " + allTimeout,
            allTimeout > 0 && allTimeout < JOBS);
    assertEquals("The total pops should be correct", 10, allTimeout + allLeft);
    assertEquals("The callback count should be correct", 10, counter.get());
}

---

From source file:ws.antonov.config.consumer.ConfigClientTest.java

@SuppressWarnings({ "unchecked" })
public void testCachingConfigClientWrapper() throws Exception {
    FileInputStream fis = new FileInputStream("build/classes/test/config.pb");
    final FlatConfigObject msg = FlatConfigObject.parseFrom(fis);
    final AtomicInteger accessCount = new AtomicInteger(0);
    ConfigClient client = new ConfigClient() {
        @Override/* w  w  w  . j a v  a  2 s. co  m*/
        public Message getConfig(Class configClass, ConfigParamsBuilder.ConfigParamsMap configParams) {
            accessCount.incrementAndGet();
            if (configParams.size() == 0)
                return msg;
            else
                return null;
        }

        @Override
        public ConfigProvider getConfigProvider() {
            return null;
        }

        @Override
        public boolean reloadConfig() {
            return true;
        }
    };
    Map objects = new HashMap();
    Set keys = new HashSet();
    CachingConfigClientWrapper cachingConfig = new CachingConfigClientWrapper(client, objects, keys);

    assertEquals(0, accessCount.get());
    assertEquals(0, cachingConfig.getObjectCache().size());
    assertEquals(0, cachingConfig.getNegativeCache().size());

    assertEquals(cachingConfig.getConfig(FlatConfigObject.class, ConfigParamsBuilder.newInstance().build()),
            msg);
    assertEquals(1, accessCount.get());
    assertEquals(1, cachingConfig.getObjectCache().size());
    assertEquals(0, cachingConfig.getNegativeCache().size());

    assertEquals(cachingConfig.getConfig(FlatConfigObject.class, ConfigParamsBuilder.newInstance().build()),
            msg);
    assertEquals(1, accessCount.get());
    assertEquals(1, cachingConfig.getObjectCache().size());
    assertEquals(0, cachingConfig.getNegativeCache().size());

    assertNull(cachingConfig.getConfig(FlatConfigObject.class,
            ConfigParamsBuilder.newInstance("foo", "bar").build()));
    assertEquals(2, accessCount.get());
    assertEquals(1, cachingConfig.getObjectCache().size());
    assertEquals(1, cachingConfig.getNegativeCache().size());

    assertNull(cachingConfig.getConfig(FlatConfigObject.class,
            ConfigParamsBuilder.newInstance("foo", "bar").build()));
    assertEquals(2, accessCount.get());
    assertEquals(1, cachingConfig.getObjectCache().size());
    assertEquals(1, cachingConfig.getNegativeCache().size());
}

---

From source file:com.github.cherimojava.data.mongo.io._DeEncoding.java

@Test
public void saveDrop() {
    PrimitiveEntity pe = factory.create(PrimitiveEntity.class);
    factory.create(PrimitiveEntity.class).setString("don't delete").save();
    pe.setString("413").save();
    final AtomicInteger count = new AtomicInteger(0);
    MongoCollection<PrimitiveEntity> coll = getCollection(PrimitiveEntity.class);
    coll.find(PrimitiveEntity.class).forEach(new Block<Entity>() {
        @Override/*from  ww w  .  ja  v a2s  .  c  o m*/
        public void apply(Entity entity) {
            count.getAndIncrement();
        }
    });
    assertEquals(2, count.get());
    pe.drop();

    count.compareAndSet(2, 0);
    coll.find(PrimitiveEntity.class).forEach(new Block<Entity>() {
        @Override
        public void apply(Entity entity) {
            count.getAndIncrement();
        }
    });
    assertEquals(1, count.get());
}

---

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