Java Code Examples for java.util.concurrent.atomic.AtomicLong#getAndAdd()

The following examples show how to use java.util.concurrent.atomic.AtomicLong#getAndAdd() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: MockIDAuthority.java    From titan1withtp3.1 with Apache License 2.0 6 votes vote down vote up
@Override
public IDBlock getIDBlock(final int partition, final int idNamespace, Duration timeout) throws BackendException {
    //Delay artificially
    if (delayAcquisitionMS>0) {
        try {
            Thread.sleep(delayAcquisitionMS);
        } catch (InterruptedException e) {
            throw new TemporaryBackendException(e);
        }
    }
    Preconditions.checkArgument(partition>=0 && partition<=Integer.MAX_VALUE);
    Preconditions.checkArgument(idNamespace>=0 && idNamespace<=Integer.MAX_VALUE);
    Long p = (((long)partition)<<Integer.SIZE) + ((long)idNamespace);
    long size = blockSizer.getBlockSize(idNamespace);
    AtomicLong id = ids.get(p);
    if (id == null) {
        ids.putIfAbsent(p, new AtomicLong(1));
        id = ids.get(p);
        Preconditions.checkNotNull(id);
    }
    long lowerBound = id.getAndAdd(size);
    if (lowerBound >= blockSizeLimit) {
        throw new IDPoolExhaustedException("Reached partition limit: " + blockSizeLimit);
    }
    return new MockIDBlock(lowerBound,Math.min(size,blockSizeLimit-lowerBound));
}
 
Example 2
Source File: SenderEndPointTest.java    From artio with Apache License 2.0 6 votes vote down vote up
private AtomicCounter fakeCounter()
{
    final AtomicLong value = new AtomicLong();
    final AtomicCounter atomicCounter = mock(AtomicCounter.class);
    final Answer<Long> get = inv -> value.get();
    final Answer<?> set = inv ->
    {
        value.set(inv.getArgument(0));
        return null;
    };

    final Answer<?> add = (inv) -> value.getAndAdd(inv.getArgument(0));

    when(atomicCounter.get()).then(get);
    when(atomicCounter.getWeak()).then(get);

    doAnswer(set).when(atomicCounter).set(anyLong());
    doAnswer(set).when(atomicCounter).setOrdered(anyLong());
    doAnswer(set).when(atomicCounter).setWeak(anyLong());

    when(atomicCounter.getAndAdd(anyLong())).then(add);
    when(atomicCounter.getAndAddOrdered(anyLong())).then(add);

    return atomicCounter;
}
 
Example 3
Source File: Counts.java    From datawave with Apache License 2.0 6 votes vote down vote up
/**
 * Add to the counter
 *
 * @param key
 * @param value
 */
public void add(K key, long value) {
    updateLock.lock();
    try {
        AtomicLong current = counts.get(key);
        
        if (current == null) {
            current = initCounter(key);
            numRecords.getAndIncrement();
        }
        
        current.getAndAdd(value);
        
    } finally {
        updateLock.unlock();
    }
}
 
Example 4
Source File: IgfsLocalSecondaryFileSystemDualAbstractSelfTest.java    From ignite with Apache License 2.0 5 votes vote down vote up
/**
 *
 * @throws Exception If failed.
 */
@Test
public void testUsedSpaceSize() throws Exception {
    final int DIRS_COUNT = 5;
    final int DIRS_MAX_DEEP = 3;
    final int FILES_COUNT = 10;
    final AtomicLong totalSize = new AtomicLong();

    IgniteBiInClosure<Integer, IgfsPath> createHierarchy = new IgniteBiInClosure<Integer, IgfsPath>() {
        @Override public void apply(Integer level, IgfsPath levelDir) {
            try {
                for (int i = 0; i < FILES_COUNT; ++i) {
                    IgfsPath filePath = new IgfsPath(levelDir, "file" + Integer.toString(i));

                    createFile(igfs, filePath, true, chunk);

                    totalSize.getAndAdd(chunk.length);
                }

                if (level < DIRS_MAX_DEEP) {
                    for (int dir = 0; dir < DIRS_COUNT; dir++) {
                        IgfsPath dirPath = new IgfsPath(levelDir, "dir" + Integer.toString(dir));

                        igfs.mkdirs(dirPath);

                        apply(level + 1, dirPath);
                    }
                }
            } catch (Exception e) {
                fail(e.getMessage());
            }
        }
    };

    createHierarchy.apply(1, new IgfsPath("/dir"));

    assertEquals(totalSize.get(), igfs.metrics().secondarySpaceSize());
}
 
Example 5
Source File: CommonConnectorMetrics.java    From brooklin with BSD 2-Clause "Simplified" License 5 votes vote down vote up
public void updateNumPartitions(long val) {
  long delta = val - _numPartitions.getAndSet(val);
  AtomicLong aggregatedMetric = AGGREGATED_NUM_PARTITIONS.get(_className);
  if (aggregatedMetric != null) {
    aggregatedMetric.getAndAdd(delta);
  }
}
 
Example 6
Source File: ForkJoinPool.java    From hottub with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 7
Source File: ForkJoinPool.java    From Java8CN with Apache License 2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 8
Source File: ForkJoinPool.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 9
Source File: KafkaBasedConnectorTaskMetrics.java    From brooklin with BSD 2-Clause "Simplified" License 5 votes vote down vote up
/**
 * Set number of auto paused partitions on in-flight messages
 * @param val Value to set to
 */
public void updateNumAutoPausedPartitionsOnInFlightMessages(long val) {
  long delta = val - _numAutoPausedPartitionsOnInFlightMessages.getAndSet(val);
  AtomicLong aggregatedMetric = AGGREGATED_NUM_AUTO_PAUSED_PARTITIONS_ON_INFLIGHT_MESSAGES.get(_className);
  if (aggregatedMetric != null) {
    aggregatedMetric.getAndAdd(delta);
  }
}
 
Example 10
Source File: ForkJoinPool.java    From jdk8u-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 11
Source File: ForkJoinPool.java    From jdk1.8-source-analysis with Apache License 2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 12
Source File: KafkaBasedConnectorTaskMetrics.java    From brooklin with BSD 2-Clause "Simplified" License 5 votes vote down vote up
/**
 * Set number of auto paused partitions awaiting destination topic creation
 * @param val Value to set to
 */
public void updateNumAutoPausedPartitionsAwaitingDestTopic(long val) {
  long delta = val - _numAutoPausedPartitionsAwaitingDestTopic.getAndSet(val);
  AtomicLong aggregatedMetric = AGGREGATED_NUM_AUTO_PAUSED_PARTITIONS_WAITING_FOR_DEST_TOPIC.get(_className);
  if (aggregatedMetric != null) {
    aggregatedMetric.getAndAdd(delta);
  }
}
 
Example 13
Source File: ForkJoinPool.java    From JDKSourceCode1.8 with MIT License 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 14
Source File: KafkaBasedConnectorTaskMetrics.java    From brooklin with BSD 2-Clause "Simplified" License 5 votes vote down vote up
/**
 * Set number of topics
 * @param val Value to set to
 */
public void updateNumTopics(long val) {
  long delta = val - _numTopics.getAndSet(val);
  AtomicLong aggregatedMetric = AGGREGATED_NUM_TOPICS.get(_className);
  if (aggregatedMetric != null) {
    aggregatedMetric.getAndAdd(delta);
  }
}
 
Example 15
Source File: ForkJoinPool.java    From a-foundation with Apache License 2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 16
Source File: ForkJoinPool.java    From TencentKona-8 with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 17
Source File: ForkJoinPool.java    From jdk8u-dev-jdk with GNU General Public License v2.0 5 votes vote down vote up
/**
 * Adds steal count to pool stealCounter if it exists, and resets.
 */
final void transferStealCount(ForkJoinPool p) {
    AtomicLong sc;
    if (p != null && (sc = p.stealCounter) != null) {
        int s = nsteals;
        nsteals = 0;            // if negative, correct for overflow
        sc.getAndAdd((long)(s < 0 ? Integer.MAX_VALUE : s));
    }
}
 
Example 18
Source File: MonitorService.java    From PeonyFramwork with Apache License 2.0 4 votes vote down vote up
public void decrMonitorNum(MonitorNumType key,int num){
    AtomicLong atomicLong = monitorNumData.get(key);
    atomicLong.getAndAdd(-num);
}
 
Example 19
Source File: ResetPeriodicallyAccumulatorTest.java    From rolling-metrics with Apache License 2.0 4 votes vote down vote up
@Test
public void test() {
    AtomicLong time = new AtomicLong(0);
    Clock wallClock = Clock.mock(time);
    Reservoir reservoir = new HdrBuilder(wallClock)
            .resetReservoirPeriodically(Duration.ofMillis(1000))
            .withBackgroundExecutor(MockExecutor.INSTANCE)
            .buildReservoir();

    reservoir.update(10);
    reservoir.update(20);
    Snapshot snapshot = reservoir.getSnapshot();
    assertEquals(10, snapshot.getMin());
    assertEquals(20, snapshot.getMax());

    time.getAndAdd(900); // 900
    reservoir.update(30);
    reservoir.update(40);
    snapshot = reservoir.getSnapshot();
    assertEquals(10, snapshot.getMin());
    assertEquals(40, snapshot.getMax());

    time.getAndAdd(99); // 999
    reservoir.update(8);
    reservoir.update(60);
    snapshot = reservoir.getSnapshot();
    assertEquals(8, snapshot.getMin());
    assertEquals(60, snapshot.getMax());

    time.getAndAdd(1); // 1000
    reservoir.update(70);
    reservoir.update(80);
    snapshot = reservoir.getSnapshot();
    assertEquals(70, snapshot.getMin());
    assertEquals(80, snapshot.getMax());

    time.getAndAdd(1001); // 2001
    reservoir.update(90);
    reservoir.update(100);
    snapshot = reservoir.getSnapshot();
    assertEquals(90, snapshot.getMin());
    assertEquals(100, snapshot.getMax());

    time.getAndAdd(1000); // 3001
    snapshot = reservoir.getSnapshot();
    assertEquals(0, snapshot.getMin());
    assertEquals(0, snapshot.getMax());

    time.getAndAdd(1); // 3002
    reservoir.update(42);
    snapshot = reservoir.getSnapshot();
    assertEquals(42, snapshot.getMin());
    assertEquals(42, snapshot.getMax());

    time.getAndAdd(2000); // 5002
    snapshot = reservoir.getSnapshot();
    assertEquals(0, snapshot.getMin());
    assertEquals(0, snapshot.getMax());
}
 
Example 20
Source File: SnapshotCachingTest.java    From rolling-metrics with Apache License 2.0 4 votes vote down vote up
@Test
public void shouldCacheSnapshot() {
    AtomicLong time = new AtomicLong(System.currentTimeMillis());
    Clock wallClock = Clock.mock(time);
    Reservoir reservoir = new HdrBuilder(wallClock)
            .resetReservoirOnSnapshot()
            .withSnapshotCachingDuration(Duration.ofMillis(1000))
            .buildReservoir();

    reservoir.update(10);
    reservoir.update(20);
    Snapshot firstSnapshot = reservoir.getSnapshot();

    time.getAndAdd(900);
    reservoir.update(30);
    reservoir.update(40);
    Snapshot firstCachedSnapshot = reservoir.getSnapshot();
    assertSame(firstSnapshot, firstCachedSnapshot);
    assertEquals(10, firstCachedSnapshot.getMin());
    assertEquals(20, firstCachedSnapshot.getMax());

    time.getAndAdd(99);
    reservoir.update(50);
    reservoir.update(60);
    Snapshot secondCachedSnapshot = reservoir.getSnapshot();
    assertSame(firstSnapshot, secondCachedSnapshot);
    assertEquals(10, secondCachedSnapshot.getMin());
    assertEquals(20, secondCachedSnapshot.getMax());

    time.getAndAdd(1);
    reservoir.update(70);
    reservoir.update(80);
    Snapshot firstNewSnapshot = reservoir.getSnapshot();
    assertNotSame(firstSnapshot, firstNewSnapshot);
    assertEquals(30, firstNewSnapshot.getMin());
    assertEquals(80, firstNewSnapshot.getMax());

    time.getAndAdd(1001);
    reservoir.update(90);
    reservoir.update(100);
    Snapshot secondNewSnapshot = reservoir.getSnapshot();
    assertNotSame(firstNewSnapshot, secondNewSnapshot);
    assertEquals(90, secondNewSnapshot.getMin());
    assertEquals(100, secondNewSnapshot.getMax());
}