Example usage for com.google.common.base Ticker read

Introduction

In this page you can find the example usage for com.google.common.base Ticker read.

Prototype

public abstract long read();

Source Link

Document

Returns the number of nanoseconds elapsed since this ticker's fixed point of reference.

Usage

From source file:com.yahoo.yqlplus.engine.internal.java.runtime.RelativeTicker.java

public RelativeTicker(Ticker base) {
    this.base = base;
    this.start = base.read();
}

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From source file:com.proofpoint.reporting.MinuteBucketIdProvider.java

public MinuteBucketIdProvider(Ticker ticker) {
    this.ticker = ticker;
    this.initialValue = ticker.read();
}

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From source file:org.glowroot.agent.model.SyncQueryData.java

public long getTotalDurationNanos(Ticker ticker) {
    // TODO analyze worst case due to lack of atomicity
    if (activeCount > 0) {
        long currTick = ticker.read();
        return sumOfEndTicks + currTick * activeCount - sumOfStartTicks;
    }/*from   ww w .j av a 2 s.c  om*/
    return sumOfEndTicks - sumOfStartTicks;
}

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From source file:org.apache.brooklyn.policy.ha.ServiceReplacer.java

protected long currentTimeMillis() {
    Ticker ticker = getConfig(TICKER);
    return (ticker == null) ? System.currentTimeMillis() : TimeUnit.NANOSECONDS.toMillis(ticker.read());
}

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From source file:org.glowroot.agent.model.AsyncQueryData.java

public long getTotalDurationNanos(Ticker ticker) {
    // TODO analyze worst case due to lack of atomicity, especially because it's possible for
    // async query to be active at the end of a transaction
    if (activeCount.get() > 0) {
        long currTick = ticker.read();
        return sumOfEndTicks.get() + currTick * activeCount.get() - sumOfStartTicks.get();
    }/*from   w w w. ja v  a 2s .c o  m*/
    return sumOfEndTicks.get() - sumOfStartTicks.get();
}

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From source file:org.opendaylight.controller.cluster.datastore.actors.client.SequencedQueue.java

SequencedQueue(final Long cookie, final Ticker ticker) {
    this.cookie = Preconditions.checkNotNull(cookie);
    this.ticker = Preconditions.checkNotNull(ticker);
    lastProgress = ticker.read();
}

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From source file:com.linecorp.armeria.client.circuitbreaker.SlidingWindowCounter.java

SlidingWindowCounter(Ticker ticker, Duration slidingWindow, Duration updateInterval) {
    this.ticker = requireNonNull(ticker, "ticker");
    slidingWindowNanos = requireNonNull(slidingWindow, "slidingWindow").toNanos();
    updateIntervalNanos = requireNonNull(updateInterval, "updateInterval").toNanos();
    current = new AtomicReference<>(new Bucket(ticker.read()));
}

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From source file:com.tinspx.util.concurrent.TimedSemaphore.java

/**
 * Creates a new {@code TimedSemaphore} with given {@code limit} and
 * {@code period}. At most {@code limit} permits will be leased over a time
 * of {@code period}.// w  ww.  j  a v a 2  s.  com
 *
 * @param limit the maximum number of permits to lease in each
 * {@code period}
 * @param period the period during which at most {@code limit} permits may
 * be acquired
 * @param ticker the Ticker used to determine the current nano-time
 * @param unit the time unit of the {@code period} argument
 */
public TimedSemaphore(int limit, long period, TimeUnit unit, Ticker ticker) {
    this.limit = checkLimit(limit);
    this.ticker = checkNotNull(ticker);
    this.frame = ticker.read();
    setPeriodImpl(period, unit);
}

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From source file:io.airlift.drift.client.DriftMethodInvocation.java

private DriftMethodInvocation(MethodInvoker invoker, MethodMetadata metadata, Map<String, String> headers,
        List<Object> parameters, RetryPolicy retryPolicy, AddressSelector<A> addressSelector,
        Optional<String> addressSelectionContext, MethodInvocationStat stat, Ticker ticker) {
    this.invoker = requireNonNull(invoker, "methodHandler is null");
    this.metadata = requireNonNull(metadata, "metadata is null");
    this.headers = requireNonNull(headers, "headers is null");
    this.parameters = requireNonNull(parameters, "parameters is null");
    this.retryPolicy = requireNonNull(retryPolicy, "retryPolicy is null");
    this.addressSelector = requireNonNull(addressSelector, "addressSelector is null");
    this.addressSelectionContext = requireNonNull(addressSelectionContext, "addressSelectionContext is null");
    this.stat = requireNonNull(stat, "stat is null");
    this.ticker = requireNonNull(ticker, "ticker is null");
    this.startTime = ticker.read();

    // if this invocation is canceled, cancel the tasks
    super.addListener(() -> {
        if (super.isCancelled()) {
            onCancel(wasInterrupted());/*from  w  w  w  .j  av  a2s  .c o m*/
        }
    }, directExecutor());
}

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From source file:org.glowroot.agent.embedded.util.CappedDatabaseOutputStream.java

private CappedDatabaseOutputStream(File file, int requestedSizeKb, Ticker ticker) throws IOException {
    this.file = file;
    this.ticker = ticker;
    boolean newFile = !file.exists() || file.length() == 0;
    out = new RandomAccessFile(file, "rw");
    if (newFile) {
        currIndex = 0;/*ww  w  .  j  ava  2 s. co  m*/
        sizeKb = requestedSizeKb;
        sizeBytes = sizeKb * 1024L;
        lastResizeBaseIndex = 0;
        out.writeLong(currIndex);
        out.writeInt(sizeKb);
        out.writeLong(lastResizeBaseIndex);
    } else {
        currIndex = out.readLong();
        // have to ignore requested fixedLength for existing files, must explicitly call
        // resize() since this can be an expensive operation
        sizeKb = out.readInt();
        sizeBytes = sizeKb * 1024L;
        lastResizeBaseIndex = out.readLong();
    }
    smallestNonOverwrittenId = calculateSmallestNonOverwrittenId(lastResizeBaseIndex, currIndex, sizeBytes);
    lastFsyncTick.set(ticker.read());
    fsyncScheduledRunnable = new FsyncRunnable();
}

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