Example usage for java.util.concurrent ConcurrentSkipListMap ConcurrentSkipListMap

Introduction

In this page you can find the example usage for java.util.concurrent ConcurrentSkipListMap ConcurrentSkipListMap.

Prototype

public ConcurrentSkipListMap()

Source Link

Document

Constructs a new, empty map, sorted according to the Comparable natural ordering of the keys.

Usage

From source file:com.doctor.other.concurrent_hash_map_based_table.ConcurrentHashMapBasedTable.java

/**
 * /*from  w w  w .  j av  a  2  s. c o  m*/
 * @param rowKey
 * @param columnKey
 * @param timesplice
 *            ?:201572701
 * @param value
 * @return
 */
public boolean put(final String rowKey, final String columnKey, final String timesplice, final T value) {
    Preconditions.checkState(StringUtils.isNotBlank(rowKey), "rowKey is blank");
    Preconditions.checkState(StringUtils.isNotBlank(columnKey), "columnKey is blank");
    Preconditions.checkState(StringUtils.isNotBlank(timesplice), "timesplice is blank");
    Preconditions.checkNotNull(value, "value is null");

    ConcurrentHashMap<String, ConcurrentSkipListMap<String, ConcurrentSet<T>>> row = table.get(rowKey);
    if (row == null) {
        table.putIfAbsent(rowKey,
                new ConcurrentHashMap<String, ConcurrentSkipListMap<String, ConcurrentSet<T>>>());
    }

    row = table.get(rowKey);

    ConcurrentSkipListMap<String, ConcurrentSet<T>> column = row.get(columnKey);
    if (column == null) {
        row.putIfAbsent(columnKey, new ConcurrentSkipListMap<String, ConcurrentSet<T>>());
    }

    column = row.get(columnKey);

    ConcurrentSet<T> values = column.get(timesplice);
    if (values == null) {
        column.putIfAbsent(timesplice, new ConcurrentSet<>());
    }

    values = column.get(timesplice);
    return values.add(value);
}

From source file:org.jfrog.build.extractor.clientConfiguration.ArtifactoryClientConfiguration.java

public ArtifactoryClientConfiguration(Log log) {
    this.root = new PrefixPropertyHandler(log, new ConcurrentSkipListMap<String, String>());
    this.rootConfig = new PrefixPropertyHandler(root, BUILD_INFO_CONFIG_PREFIX);
    this.resolver = new ResolverHandler();
    this.publisher = new PublisherHandler();
    this.info = new BuildInfoHandler();
    this.proxy = new ProxyHandler();
}

From source file:org.omnaest.utils.table.impl.TableIndexArbitraryImpl.java

/**
 * @see TableIndexArbitraryImpl//w ww  . ja v  a 2  s .  c  o m
 * @param column
 */
TableIndexArbitraryImpl(Table<E> table, KeyExtractor<K, RowDataReader<E>> keyExtractor,
        Comparator<K> comparator) {
    super();
    this.table = table;
    this.keyExtractor = keyExtractor;

    this.keyToRowSetMap = MapUtils.initializedSortedMap(new ConcurrentSkipListMap<K, Set<Row<E>>>(),
            new LinkedHashSetFactory<Row<E>>());

    this.rebuildIndexFully();

}

From source file:org.apache.synapse.commons.throttle.core.ThrottleContext.java

/**
 * default constructor  expects a throttle configuration.
 *
 * @param throttleConfiguration - configuration data according to the policy
 *//* www . ja v  a  2s  . c  o m*/
public ThrottleContext(ThrottleConfiguration throttleConfiguration, ThrottleReplicator throttleReplicator) {
    if (throttleConfiguration == null) {
        throw new InstantiationError(
                "Couldn't create the throttle context " + "from null a throttle configuration");
    }
    this.throttleReplicator = throttleReplicator;
    this.keyToTimeStampMap = new ConcurrentHashMap();
    this.callersMap = new ConcurrentSkipListMap();
    this.nextCleanTime = 0;
    this.throttleConfiguration = throttleConfiguration;
    this.debugOn = log.isDebugEnabled();
    this.throttleWindowReplicator = ThrottleContextFactory.getThrottleWindowReplicatorInstance();
    ThrottleContextFactory.getThrottleContextCleanupTaskInstance().addThrottleContext(this);
}

From source file:com.microsoft.wake.contrib.grouper.impl.CombiningSnowshovelGrouper.java

@Inject
public CombiningSnowshovelGrouper(Combiner<OutType, K, V> c, Partitioner<K> p, Extractor<InType, K, V> ext,
        @Parameter(StageConfiguration.StageObserver.class) Observer<Tuple<Integer, OutType>> o,
        @Parameter(StageConfiguration.NumberOfThreads.class) int outputThreads,
        @Parameter(StageConfiguration.StageName.class) String stageName,
        @Parameter(ContinuousStage.PeriodNS.class) long outputPeriod_ns) {
    super(stageName);

    this.c = c;//from w  w w .j a  v a  2  s.c  o  m
    this.p = p;
    this.ext = ext;
    this.o = o;
    this.outputHandler = new OutputImpl();
    // calling this.new on a @Unit's inner class without its own state is currently the same as Tang injecting it
    this.outputDriver = new ContinuousStage<Object>(outputHandler, outputThreads, stageName + "-output",
            outputPeriod_ns);
    this.doneHandler = ((ContinuousStage<Object>) outputDriver).getDoneHandler();
    register = new ConcurrentSkipListMap<>();
    inputDone = false;
    this.inputObserver = this.new InputImpl();

    this.sleeping = new AtomicInteger();

    // there is no dependence from input finish to output start
    // The alternative placement of this event is in the first call to onNext,
    // but Output onNext already provides blocking
    outputDriver.onNext(new GrouperEvent());

    startTime = prevAdjustedTime = System.nanoTime();
    prevCombinedCount = 0;
    combiningMeter = new Meter(stageName);
}

From source file:opendap.aws.glacier.GlacierVaultManager.java

public GlacierVaultManager(String vaultName, File glacierRootDir) throws IOException {

    if (vaultName == null) {
        throw new IOException("Vault name was null!");
    }//from  w  w  w .j ava  2  s .  c  om

    _name = vaultName;
    File vaultDir = mkDir(glacierRootDir, _name);

    _indexDirectory = mkDir(vaultDir, DefaultIndexDirectoryName);
    _archiveRecordsDirectory = mkDir(vaultDir, DefaultArchiveRecordsDirectoryName);
    _resourceCacheDirectory = mkDir(glacierRootDir, DefaultResourceCacheDirectoryName);

    _resourceIds = new ConcurrentHashMap<String, ResourceId>();
    _glacierRecords = new ConcurrentSkipListMap<ResourceId, GlacierArchive>();

    _indexObjects = new ConcurrentHashMap<String, Index>();

    _vaultInventory = new File(_resourceCacheDirectory, _name + "-INVENTORY.json");

    _max_records = DEFAULT_MAX_RECORDS_IN_MEMORY;
}

From source file:org.darkware.wpman.security.ChecksumDatabase.java

/**
 * Create a new {@code ChecksumDatabase} for files under the declared root and using the
 * given file for saved state.//  w ww.jav a  2s  .co m
 *
 * @param dbFile The file to load and store the database data into.
 * @param root  The highest level directory represented in the database.
 */
public ChecksumDatabase(final Path dbFile, final Path root) {
    super();

    this.root = root;
    this.dbFile = dbFile;
    this.hashes = new ConcurrentSkipListMap<>();
    this.suppressed = new ConcurrentSkipListSet<>();
    this.initialized = new AtomicBoolean(false);
    this.lock = new ReentrantReadWriteLock();

    this.initialize();
}

From source file:com.twitter.ambrose.hive.HiveDAGTransformer.java

/**
 * Constructs DAGNodes for each Hive MR task
 *///ww  w . j a  v  a 2 s  . co  m
private void createNodeIdToDAGNode() {

    // creates DAGNodes: each node represents a MR job
    nodeIdToDAGNode = new ConcurrentSkipListMap<String, DAGNode<Job>>();
    for (Task<? extends Serializable> task : allTasks) {
        if (task.getWork() instanceof MapredWork) {
            DAGNode<Job> dagNode = asDAGNode(task);
            nodeIdToDAGNode.put(dagNode.getName(), dagNode);
        }
    }

    // get job dependencies
    Map<String, List<String>> nodeIdToDependencies = getNodeIdToDependencies();

    // wire DAGNodes
    for (Map.Entry<String, List<String>> entry : nodeIdToDependencies.entrySet()) {
        String nodeId = entry.getKey();
        List<String> successorIds = entry.getValue();
        DAGNode<Job> dagNode = nodeIdToDAGNode.get(nodeId);
        List<DAGNode<? extends Job>> dagSuccessors = new ArrayList<DAGNode<? extends Job>>(successorIds.size());

        for (String sId : successorIds) {
            DAGNode<Job> successor = nodeIdToDAGNode.get(sId);
            dagSuccessors.add(successor);
        }
        dagNode.setSuccessors(dagSuccessors);
    }
}

From source file:com.netflix.ice.basic.BasicReservationService.java

public BasicReservationService(ReservationPeriod term, ReservationUtilization defaultUtilization) {
    this.term = term;
    this.defaultUtilization = defaultUtilization;

    ec2InstanceReservationPrices = Maps.newHashMap();
    for (ReservationUtilization utilization : ReservationUtilization.values()) {
        ec2InstanceReservationPrices.put(utilization,
                new ConcurrentSkipListMap<Ec2InstanceReservationPrice.Key, Ec2InstanceReservationPrice>());
    }/*from  w w w.j  a va 2  s  .  c o m*/

    reservations = Maps.newHashMap();
    for (ReservationUtilization utilization : ReservationUtilization.values()) {
        reservations.put(utilization, Maps.<TagGroup, List<Reservation>>newHashMap());
    }
}

From source file:com.twitter.ambrose.hive.reporter.AmbroseHiveProgressReporter.java

public void reset() {
    init();/*from   ww w . j av a  2 s  . c  om*/
    nodeIdToDAGNode = new ConcurrentSkipListMap<String, DAGNode<Job>>();
    sendDagNodeNameMap(null, nodeIdToDAGNode);
    resetAdditionals(); //TODO order?
}