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:qa.qcri.nadeef.core.pipeline.Updater.java

/**
 * Constructor.
 */
public Updater(ExecutionContext context) {
    super(context);
    updateHistory = Maps.newConcurrentMap();
    unknownTag = Maps.newConcurrentMap();
}

From source file:com.infinities.skyport.distributed.impl.local.LocalCache.java

public LocalCache() {
    this.e = new IllegalStateException("cache not initialized yet");
    this.map = Maps.newConcurrentMap();
}

From source file:org.pentaho.caching.spi.AbstractCacheManager.java

public AbstractCacheManager() {
    managedCacheMap = Maps.newConcurrentMap();
}

From source file:nl.knaw.huygens.timbuctoo.storage.file.UserFileCollection.java

public UserFileCollection(List<User> users) {
    // I'm not sure if this is needed, better safe than sorry.
    idUserMap = Maps.newConcurrentMap();
    persistentIdIdMap = Maps.newConcurrentMap();
    initialize(users);//from  w  w w  .  j a va  2  s  . c om
}

From source file:org.geogit.storage.memory.HeapObjectDatabse.java

/**
 * Opens the database for use by GeoGit.
 */// w ww  . jav a2 s  .  co m
@Override
public void open() {
    if (isOpen()) {
        return;
    }
    Map<ObjectId, byte[]> map = Maps.newConcurrentMap();
    objects = Collections.synchronizedMap(map);
}

From source file:org.apache.isis.core.metamodel.specloader.InjectorMethodEvaluatorDefault.java

public boolean isInjectorMethodFor(final Method method, final Class<?> serviceClass) {

    // there's no need to synchronize this access.
    // if there were a race condition, then at worst a result of the determineXxx method might be discard
    // (but it would end up being calculated next time around)

    Map<Class<?>, Boolean> classBooleanMap = isInjectorMethod.get(method);
    if (classBooleanMap == null) {
        classBooleanMap = Maps.newConcurrentMap();
        isInjectorMethod.put(method, classBooleanMap);
    }//ww  w .  j av  a2s. c  om
    Boolean result = classBooleanMap.get(serviceClass);
    if (result == null) {
        result = determineIsInjectorMethodFor(method, serviceClass);
        classBooleanMap.put(serviceClass, result);
    }
    return result;
}

From source file:org.rakam.presto.stream.storage.StreamStorageManager.java

@Inject
public StreamStorageManager(@ForMetadata IDBI dbi, QueryAnalyzer queryAnalyzer) {
    this.tables = Maps.newConcurrentMap();
    this.dao = dbi.onDemand(MetadataDao.class);
    this.queryAnalyzer = queryAnalyzer;
    //        schemas = DBMaker.newFileDB(new File("./test")).make();
}

From source file:org.opendaylight.netvirt.federation.plugin.PendingModificationCache.java

public <T extends DataObject> void add(T dataObject, String listenerKey, M modification) {
    String identifier = extractLiberatorIdentifier(dataObject);
    if (identifier == null) {
        return;/*from  ww w .  ja v  a  2 s .  com*/
    }

    synchronized (pendingModifications) {
        Map<String, Collection<M>> modificationMap = pendingModifications.getIfPresent(identifier);
        if (modificationMap == null) {
            modificationMap = Maps.newConcurrentMap();
            pendingModifications.put(identifier, modificationMap);
        }

        Collection<M> listenerModifications = modificationMap.get(listenerKey);
        if (listenerModifications == null) {
            listenerModifications = new LinkedBlockingQueue<>();
            modificationMap.put(listenerKey, listenerModifications);
        }

        listenerModifications.add(modification);
    }
}

From source file:org.onosproject.incubator.net.virtual.event.VirtualListenerRegistryManager.java

public ListenerRegistry getRegistry(NetworkId networkId, Class<? extends Event> eventClass) {
    Map<Class<? extends Event>, ListenerRegistry> listenerMapByEvent = listenerMapByNetwork.get(networkId);

    if (listenerMapByEvent == null) {
        listenerMapByEvent = Maps.newConcurrentMap();
        listenerMapByNetwork.putIfAbsent(networkId, listenerMapByEvent);
    }/*from  www  .java  2  s.  c om*/

    ListenerRegistry listenerRegistry = listenerMapByEvent.get(eventClass);

    if (listenerRegistry == null) {
        listenerRegistry = new ListenerRegistry();
        listenerMapByEvent.putIfAbsent(eventClass, listenerRegistry);
    }

    return listenerRegistry;
}

From source file:org.ros.internal.message.new_style.ServiceFactory.java

public ServiceFactory(ServiceLoader serviceLoader, MessageFactory messageFactory) {
    this.serviceLoader = serviceLoader;
    this.messageFactory = messageFactory;
    requestMessageClassRegistry = DefaultedClassMap.newFromDefaultClass(Service.Request.class);
    responseMessageClassRegistry = DefaultedClassMap.newFromDefaultClass(Service.Response.class);
    requestDefinitions = Maps.newConcurrentMap();
    responseDefinitions = Maps.newConcurrentMap();
}