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

Introduction

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

Prototype

public final int getAndIncrement() 

Source Link

Document

Atomically increments the current value, with memory effects as specified by VarHandle#getAndAdd .

Usage

From source file:com.linkedin.pinot.tools.perf.QueryRunner.java

private static void executeQueryInMultiThreads(PerfBenchmarkDriver driver, String query,
        AtomicInteger numQueriesExecuted, AtomicLong totalBrokerTime, AtomicLong totalClientTime,
        List<Statistics> statisticsList) throws Exception {
    JSONObject response = driver.postQuery(query);
    numQueriesExecuted.getAndIncrement();
    long brokerTime = response.getLong("timeUsedMs");
    totalBrokerTime.getAndAdd(brokerTime);
    long clientTime = response.getLong("totalTime");
    totalClientTime.getAndAdd(clientTime);
    statisticsList.get(0).addValue(clientTime);
}

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From source file:org.apache.jackrabbit.oak.run.DataStoreCheckCommand.java

private static void retrieveBlobReferences(GarbageCollectableBlobStore blobStore, BlobReferenceRetriever marker,
        File marked) throws IOException {
    final BufferedWriter writer = Files.newWriter(marked, Charsets.UTF_8);
    final AtomicInteger count = new AtomicInteger();
    boolean threw = true;
    try {//from  w  ww.  j a  v a2s  .c  o m
        final Joiner delimJoiner = Joiner.on(DELIM).skipNulls();
        final GarbageCollectableBlobStore finalBlobStore = blobStore;

        System.out.println("Starting dump of blob references");
        Stopwatch watch = createStarted();

        marker.collectReferences(new ReferenceCollector() {
            @Override
            public void addReference(String blobId, String nodeId) {
                try {
                    Iterator<String> idIter = finalBlobStore.resolveChunks(blobId);

                    while (idIter.hasNext()) {
                        String id = delimJoiner.join(idIter.next(), nodeId);
                        count.getAndIncrement();
                        writeAsLine(writer, id, true);
                    }
                } catch (Exception e) {
                    throw new RuntimeException("Error in retrieving references", e);
                }
            }
        });
        writer.flush();
        sort(marked, new Comparator<String>() {
            @Override
            public int compare(String s1, String s2) {
                return s1.split(DELIM)[0].compareTo(s2.split(DELIM)[0]);
            }
        });
        System.out.println(count.get() + " blob references found");
        System.out.println("Finished in " + watch.elapsed(TimeUnit.SECONDS) + " seconds");
        threw = false;
    } finally {
        close(writer, threw);
    }
}

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From source file:cz.pichlik.goodsentiment.common.CSVReader.java

public void readLines(RowProcessor processor) {
    ArrayList<String> val = new ArrayList<>();
    AtomicInteger counter = new AtomicInteger(0);
    csvParser.forEach((r) -> {//  w  ww  . j a  v  a 2  s.  c  o  m
        try {
            r.forEach((s) -> val.add(s));
            processor.accept(val, counter.getAndIncrement());
        } finally {
            val.clear();
        }
    });
}

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From source file:com.github.cbismuth.fdupes.io.PathOrganizer.java

private void onNoTimestampPath(final Path destination, final PathElement pathElement,
        final AtomicInteger counter) {
    final Path path = pathElement.getPath();

    final String baseName = FilenameUtils.getBaseName(path.toString());
    final int count = counter.getAndIncrement();
    final String extension = FilenameUtils.getExtension(path.toString());

    final String newName = String.format("%s-%d.%s", baseName, count, extension);

    final Path sibling = path.resolveSibling(newName);

    try {//ww  w  .j a  va2  s  .  c om
        FileUtils.moveFile(path.toFile(), sibling.toFile());

        FileUtils.moveFileToDirectory(sibling.toFile(), Paths.get(destination.toString(), "misc").toFile(),
                true);
    } catch (final IOException e) {
        LOGGER.error(e.getMessage());
    }
}

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From source file:org.deeplearning4j.examples.multigpu.w2vsentiment.DataSetsBuilder.java

protected void saveDatasets(DataSetIterator iterator, String dir) {
    AtomicInteger counter = new AtomicInteger(0);
    new File(dir).mkdirs();
    while (iterator.hasNext()) {
        String path = FilenameUtils.concat(dir, "dataset-" + (counter.getAndIncrement()) + ".bin");
        iterator.next().save(new File(path));

        if (counter.get() % 500 == 0)
            log.info("{} datasets saved so far...", counter.get());
    }/*from   w w w . jav a 2 s.com*/
}

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From source file:org.aesh.terminal.telnet.TelnetTermTest.java

@Test
public void testSizeHandler() throws Exception {
    final CountDownLatch latch1 = new CountDownLatch(1);
    final CountDownLatch latch2 = new CountDownLatch(1);
    server.start(() -> {//  w  w  w  .  j a v  a 2s.  com
        final AtomicInteger count = new AtomicInteger();
        return new TelnetTtyConnection(false, false, StandardCharsets.UTF_8, conn -> {
            conn.setSizeHandler(size -> {
                switch (count.getAndIncrement()) {
                case 0:
                    assertEquals(20, size.getWidth());
                    assertEquals(10, size.getHeight());
                    latch1.countDown();
                    break;
                case 1:
                    assertEquals(80, size.getWidth());
                    assertEquals(24, size.getHeight());
                    latch2.countDown();
                    break;
                case 2:
                    assertEquals(180, size.getWidth());
                    assertEquals(160, size.getHeight());
                    testComplete();
                    break;
                default:
                    fail("Was not expecting that");
                }
            });
        });
    });
    WindowSizeOptionHandler optionHandler = new WindowSizeOptionHandler(20, 10, false, false, true, false);
    client.setOptionHandler(optionHandler);
    client.connect("localhost", 4000);
    latch1.await(30, TimeUnit.SECONDS);
    client.writeDirectAndFlush(new byte[] { TelnetConnection.BYTE_IAC, TelnetConnection.BYTE_SB, 31, 0, 80, 0,
            24, TelnetConnection.BYTE_IAC, TelnetConnection.BYTE_SE });
    latch2.await(30, TimeUnit.SECONDS);
    client.writeDirectAndFlush(new byte[] { TelnetConnection.BYTE_IAC, TelnetConnection.BYTE_SB, 31, 0,
            (byte) 180, 0, (byte) 160, TelnetConnection.BYTE_IAC, TelnetConnection.BYTE_SE });
    await();
}

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From source file:org.apache.camel.idea.completion.extension.YamlPropertyPlaceholdersSmartCompletion.java

/**
 * Flat the List to string array and build the {@link CompletionResultSet}
 *//*from   ww  w.  j a v a 2 s.  c o  m*/
private void buildResultSetForList(CompletionResultSet resultSet, VirtualFile virtualFile, String keyStr,
        List<?> propertyList) {
    final AtomicInteger count = new AtomicInteger(0);
    propertyList.forEach(e -> {
        if (e instanceof String) {
            String flatKeyStr = String.format("%s[%s]", keyStr, count.getAndIncrement());
            buildResultSet(resultSet, virtualFile, flatKeyStr, String.valueOf(e));
        } else if (e instanceof List) {
            buildResultSetForList(resultSet, virtualFile, keyStr, (List<?>) e);
        } else if (e instanceof LinkedHashMap) {
            buildResultSetForLinkedHashMap(resultSet, virtualFile, keyStr, propertyList);
        }
    });
}

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From source file:org.diorite.impl.world.tick.TickGroups.java

@Override
public synchronized void doTick(final int tps) {
    if (this.groups.isEmpty()) {
        if (!CoreMain.isClient()) {
            SpammyError.err(/*  ww w. j  a  v  a  2  s  .  c om*/
                    "There is no tick groups, server don't have anything to do. Do you have any worlds?", 10,
                    key);
        }
        return;
    }
    if (this.groups.size() == 1) {
        /**
         * TODO count time of execution and split if needed.
         */
        try {
            this.groups.iterator().next().doTick(tps);
        } catch (final Throwable throwable) {
            throwable.printStackTrace();
        }
        return;
    }
    final AtomicInteger i = new AtomicInteger(0);
    final ForkJoinPool pool = new ForkJoinPool(this.groups.size(),
            p -> new NamedForkJoinWorkerThread(p, i.getAndIncrement()), (t, e) -> {
                // TODO: maybe add some pretty error priting
                System.err.println("Error in tick thread: " + t.getName());
                e.printStackTrace();
            }, false);

    /**
     * TODO count time of execution for all groups.
     * if any group is creating lags, try split it. (should not count single-time lags?)
     * if two grups can be join, try join them.
     */
    final CountDownLatch latch = new CountDownLatch(this.groups.size());
    for (final Iterator<TickGroupImpl> it = this.groups.iterator(); it.hasNext();) {
        final TickGroupImpl tickGroup = it.next();
        if (tickGroup.isEmpty()) {
            it.remove();
            latch.countDown();
            continue;
        }
        pool.submit(() -> {
            try {
                tickGroup.doTick(tps);
                this.core.runScheduler(false);
                this.core.runSync();
            } finally {
                latch.countDown();
            }
        });
    }
    try {
        latch.await();
    } catch (final InterruptedException e) {
        e.printStackTrace();
    }
}

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From source file:com.appleframework.monitor.service.AlertService.java

protected boolean isNeedNotify(Alert alert) {
    if (alert == null)
        return false;
    String key = alert.getProjectName() + "_" + alert.getTitle();

    AtomicInteger init = new AtomicInteger(0);
    AtomicInteger times = notifyTimes.putIfAbsent(key, init);
    if (times == null)
        times = init;/*from w w w.  ja v  a2 s. c  om*/
    logger.debug("{} notify times ={}", key, times.get());
    return times.getAndIncrement() < limitTimes;
}

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From source file:com.cloudera.oryx.app.als.FeatureVectorsTest.java

@Test
public void testConcurrent() throws Exception {
    FeatureVectors fv = new FeatureVectors();
    AtomicInteger counter = new AtomicInteger();
    int numWorkers = 16;
    int numIterations = 10000;
    ExecUtils.doInParallel(numWorkers, i -> {
        for (int j = 0; j < numIterations; j++) {
            int c = counter.getAndIncrement();
            fv.setVector(Integer.toString(c), new float[] { c });
        }/*from  w ww  . ja  v  a  2s  .c o m*/
    });
    assertEquals((long) numIterations * numWorkers, fv.size());
    assertEquals((long) numIterations * numWorkers, counter.get());
    ExecUtils.doInParallel(numWorkers, i -> {
        for (int j = 0; j < numIterations; j++) {
            fv.removeVector(Integer.toString(counter.decrementAndGet()));
        }
    });
    assertEquals(0, fv.size());
}

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