Example usage for com.google.common.collect Maps newConcurrentMap

Introduction

In this page you can find the example usage for com.google.common.collect Maps newConcurrentMap.

Prototype

public static <K, V> ConcurrentMap<K, V> newConcurrentMap()

Source Link

Document

Returns a general-purpose instance of ConcurrentMap , which supports all optional operations of the ConcurrentMap interface.

Usage

From source file:org.ros.android.android_acm_serial.UsbRequestPool.java

public UsbRequestPool(UsbDeviceConnection connection) {
    this.connection = connection;
    usbRequestQueues = Maps.newConcurrentMap();
    requestWaitThread = new RequestWaitThread();
}

From source file:org.obm.imap.archive.services.ScheduledArchivingTracker.java

@VisibleForTesting
ScheduledArchivingTracker() {
    this.scheduledTasks = Maps.newConcurrentMap();
}

From source file:de.cosmocode.palava.util.qa.UnusedFilter.java

@Inject
public UnusedFilter(@Named(UnusedConfig.PACKAGES) List<String> packageNames,
        @Background ScheduledExecutorService scheduler) {

    final Classpath classpath = Reflection.defaultClasspath();
    final Packages packages = classpath.restrictTo(packageNames);
    final Iterable<Class<? extends IpcCommand>> all = packages.subclassesOf(IpcCommand.class);
    final ConcurrentMap<Class<? extends IpcCommand>, Boolean> map = Maps.newConcurrentMap();

    for (Class<? extends IpcCommand> type : all) {
        map.put(type, Boolean.TRUE);
    }//from   w ww. j  av  a 2s . c  o  m

    this.commands = Collections.newSetFromMap(map);
    this.scheduler = Preconditions.checkNotNull(scheduler, "Scheduler");
}

From source file:org.apache.drill.exec.cache.LocalCache.java

@Override
public void run() throws DrillbitStartupException {
    handles = Maps.newConcurrentMap();
    maps = Maps.newConcurrentMap();/*from   w  w  w.ja v a 2  s  .  c o m*/
    multiMaps = Maps.newConcurrentMap();
    counters = Maps.newConcurrentMap();
}

From source file:com.facebook.buck.distributed.build_slave.MinionHealthTracker.java

public MinionHealthTracker(Clock clock, long maxMinionSilenceMillis, int maxConsecutiveSlowDeadMinionChecks,
        long expectedHeartbeatIntervalMillis, long slowHeartbeatWarningThresholdMillis,
        HealthCheckStatsTracker healthCheckStatsTracker) {
    this.healthCheckStatsTracker = healthCheckStatsTracker;
    Preconditions.checkArgument(slowHeartbeatWarningThresholdMillis > expectedHeartbeatIntervalMillis,
            "slow_heartbeat_warning_threshold_millis must be higher than heartbeat_service_interval_millis");
    Preconditions.checkArgument(maxMinionSilenceMillis > 0,
            "The maxMinionSilenceMillis value needs to be positive. Found [%d] instead.",
            maxMinionSilenceMillis);//from w  w w.  jav a2s.co  m
    this.maxMinionSilenceMillis = maxMinionSilenceMillis;
    this.maxConsecutiveSlowDeadMinionChecks = maxConsecutiveSlowDeadMinionChecks;
    this.slowHeartbeatWarningThresholdMillis = slowHeartbeatWarningThresholdMillis;
    this.minions = Maps.newConcurrentMap();
    this.untrackedMinions = Sets.newConcurrentHashSet();
    this.clock = clock;
}

From source file:ratpack.sep.exec.Parallel.java

/**
 * Executes {@code Params.actions} in parallel.
 * <p>//from w  w  w  . j a v a  2  s . c o  m
 * The result of each {@code action} execution is added to {@link ActionResults}.
 * <p>
 * if {@code action} throws an exception it is equivalent to error result.
 *
 * @param execControl an execution control
 * @param registry the server registry
 * @param actions the collections of actions to execute in parallel
 * @return a promise for the results
 * @throws Exception any
 */
public Promise<ActionResults<O>> apply(ExecControl execControl, Registry registry,
        Iterable<Action<T, O>> actions) throws Exception {
    Iterator<Action<T, O>> iterator = actions.iterator();
    if (!iterator.hasNext()) {
        return execControl.promiseOf(new ActionResults<>(ImmutableMap.of()));
    }

    return execControl.<Map<String, ActionResult<O>>>promise(fulfiller -> {
        AtomicInteger counter = new AtomicInteger();
        Map<String, ActionResult<O>> results = Maps.newConcurrentMap();
        while (iterator.hasNext()) {
            counter.incrementAndGet();
            Action<T, O> action = iterator.next();
            if (action == null || action.getName() == null) {
                int i = counter.decrementAndGet();
                results.put("ACTION_NULL_IDX_" + i, ActionResult.error(new NullPointerException()));
                if (i == 0 && !iterator.hasNext()) {
                    fulfiller.success(results);
                    return;
                }
                continue;
            }
            execControl.exec()
                    .start(execution -> apply(execution, action).defer(Runnable::run).wiretap(result -> {

                    }).then(result -> {
                        results.put(action.getName(), result);
                        if (counter.decrementAndGet() == 0 && !iterator.hasNext()) {
                            fulfiller.success(results);
                        }
                    }));
        }
    }).map(ImmutableMap::copyOf).map(map -> new ActionResults<O>(map));
}

From source file:com.facebook.buck.distributed.build_client.RemoteExecutionBuildTargetsQueue.java

public RemoteExecutionBuildTargetsQueue() {
    this.targetsWaitingToBeBuilt = Queues.newArrayDeque();
    this.targetsBuilding = Maps.newConcurrentMap();
    this.haveRemoteMachinesConnected = false;
    this.totalTargetsEnqueued = 0;
    this.totalTargetsBuilt = 0;
}

From source file:com.netflix.genie.web.tasks.leader.AgentJobCleanupTask.java

/**
 * Constructor.//from  w ww  . ja va  2  s . c o  m
 *
 * @param jobSearchService      the job search service
 * @param jobPersistenceService the job persistence service
 * @param properties            the task properties
 * @param registry              the metrics registry
 */
public AgentJobCleanupTask(final JobSearchService jobSearchService,
        final JobPersistenceService jobPersistenceService, final AgentCleanupProperties properties,
        final MeterRegistry registry) {
    this.jobSearchService = jobSearchService;
    this.jobPersistenceService = jobPersistenceService;
    this.properties = properties;
    this.registry = registry;
    this.awolJobDeadlines = Maps.newConcurrentMap();

    // Auto-publish number of jobs tracked for shutdown due to agent not being connected.
    this.registry.gaugeMapSize(DISCONNECTED_GAUGE_METRIC_NAME, Sets.newHashSet(), this.awolJobDeadlines);
}

From source file:org.onosproject.store.primitives.impl.DefaultDatabaseState.java

@Initializer
@Override/*w ww .  j a va  2 s. com*/
public void init(StateContext<DatabaseState<String, byte[]>> context) {
    counters = context.get("counters");
    if (counters == null) {
        counters = Maps.newConcurrentMap();
        context.put("counters", counters);
    }
    maps = context.get("maps");
    if (maps == null) {
        maps = Maps.newConcurrentMap();
        context.put("maps", maps);
    }
    locks = context.get("locks");
    if (locks == null) {
        locks = Maps.newConcurrentMap();
        context.put("locks", locks);
    }
    queues = context.get("queues");
    if (queues == null) {
        queues = Maps.newConcurrentMap();
        context.put("queues", queues);
    }
    nextVersion = context.get("nextVersion");
    if (nextVersion == null) {
        nextVersion = 0L;
        context.put("nextVersion", nextVersion);
    }
}

From source file:com.continuuity.loom.store.tenant.SQLTenantStore.java

@Inject
SQLTenantStore(DBConnectionPool dbConnectionPool, DBQueryExecutor dbQueryExecutor)
        throws SQLException, ClassNotFoundException {
    this.dbConnectionPool = dbConnectionPool;
    this.dbQueryExecutor = dbQueryExecutor;
    this.idToNameMap = Maps.newConcurrentMap();
}