Package EDU.oswego.cs.dl.util.concurrent

Examples of EDU.oswego.cs.dl.util.concurrent.ConcurrentHashMap

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        this.compression.setCompressionStrategy(theConnection.getMessageCompressionStrategy());
        this.compression.setCompressionLimit(theConnection.getMessageCompressionLimit());
       
        this.fragmentation = new ByteArrayFragmentation();
        this.fragmentation.setFragmentationLimit(theConnection.getMessageFragmentationLimit());
        this.assemblies = new ConcurrentHashMap();
        this.internalSession = theConnection.isInternalConnection();
    }
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    public TransientQueueBoundedMessageManager(MemoryBoundedQueueManager mgr, RedeliveryPolicy redeliveryPolicy,
            DeadLetterPolicy deadLetterPolicy) {
        this.queueManager = mgr;
        this.redeliveryPolicy = redeliveryPolicy;
        this.deadLetterPolicy = deadLetterPolicy;
        this.containers = new ConcurrentHashMap();
        this.destinationMap = new DestinationMap();
        this.destinations = new ConcurrentHashMap();
        this.subscriptions = new ConcurrentHashMap();
        this.filterFactory = new FilterFactoryImpl();
        this.started = new SynchronizedBoolean(false);
        this.doingGarbageCollection = new SynchronizedBoolean(false);
        this.threadPool = new PooledExecutor();
        this.threadPool.setThreadFactory(new TransientQueueThreadFactory());
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     *
     * @param mgr
     */
    public TransientTopicBoundedMessageManager(MemoryBoundedQueueManager mgr) {
        this.queueManager = mgr;
        this.containers = new ConcurrentHashMap();
        this.subscriptions = new ConcurrentHashMap();
        this.destinationMap = new DestinationMap();
        this.destinations = new ConcurrentHashMap();
        this.filterFactory = new FilterFactoryImpl();
        this.started = new SynchronizedBoolean(false);
    }
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            DeadLetterPolicy deadLetterPolicy) {
        this.persistenceAdapter = persistenceAdapter;
        this.queueManager = mgr;
        this.redeliveryPolicy = redeliveryPolicy;
        this.deadLetterPolicy = deadLetterPolicy;
        this.containers = new ConcurrentHashMap();
        this.destinationMap = new DestinationMap();
        this.destinations = new ConcurrentHashMap();
        this.subscriptions = new ConcurrentHashMap();
        this.filterFactory = new FilterFactoryImpl();
        this.started = new SynchronizedBoolean(false);
        this.doingGarbageCollection = new SynchronizedBoolean(false);
        this.threadPool = new PooledExecutor();
        this.threadPool.setThreadFactory(new DurableQueueThreadFactory());
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    boolean transactional = this instanceof XAConnection;
    factoryStats = factory.getFactoryStats();
    factoryStats.addConnection(this);
    stats = new JMSConnectionStatsImpl(sessions, transactional);
    this.transientConsumedRedeliverCache = new CopyOnWriteArrayList();
    this.tempDestinationMap = new ConcurrentHashMap();
    this.validDestinationsMap = new ConcurrentHashMap();
    factory.onConnectionCreate(this);
  }
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     * @param broker
     */
    public BrokerContainerImpl(Broker broker, BrokerContext context) {
        this.broker = broker;
        this.context = context;
        this.clientIds = new ConcurrentHashMap();
        this.consumerInfos = new ConcurrentHashMap();
        this.producerInfos = new ConcurrentHashMap();
        this.transportConnectors = new CopyOnWriteArrayList();
        this.networkConnectors = new CopyOnWriteArrayList();
        this.remoteClientIds = new CopyOnWriteArraySet();
        this.broker.addCapacityEventListener(this);

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        this.brokerName = brokerName;
        this.brokerClusterName = brokerClusterName;
        this.memoryManager = memoryManager;
        queueManager = new MemoryBoundedQueueManager(memoryManager);
        setDelegate(memoryManager);
        containerManagerMap = new ConcurrentHashMap();
        consumerInfoListeners = new CopyOnWriteArrayList();
        this.advisory = new AdvisorySupport(this);
    }
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        this.memoryManager.setValueLimit(maximumMemoryUsage);
    }


    public Context getDestinationContext(Hashtable environment) {
        Map data = new ConcurrentHashMap();
        for (Iterator iter = containerManagerMap.entrySet().iterator(); iter.hasNext();) {
            Map.Entry entry = (Map.Entry) iter.next();
            String name = entry.getKey().toString();
            MessageContainerManager manager = (MessageContainerManager) entry.getValue();
            Context context = new ReadOnlyContext(environment, manager.getDestinations());
            data.put(name, context);
        }
        return new ReadOnlyContext(environment, data);
    }
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      Class clazz = null;

      if (classCache != null)
      {

       ConcurrentHashMap subCache = (ConcurrentHashMap )classCache.get(Thread.currentThread().getContextClassLoader());
       if (subCache==null)
       {
         classCache.put(Thread.currentThread().getContextClassLoader(), new ConcurrentHashMap());
         subCache = (ConcurrentHashMap )classCache.get(Thread.currentThread().getContextClassLoader());
       }

         WeakReference ref = (WeakReference) subCache.get(className);
         if (ref != null)
         {
            clazz = (Class) ref.get();
         }
         if (clazz == null)
         {
            if (ref != null) subCache.remove(className);
            ClassLoader loader = Thread.currentThread().getContextClassLoader();
            try
            {
               clazz = loader.loadClass(className);
            }
            catch (ClassNotFoundException e)
            {
               /* Use the Class.forName call which will resolve array classes. We
               do not use this by default as this can result in caching of stale
               values across redeployments.
               */
               clazz = Class.forName(className, false, loader);
            }
            subCache.put(className, new WeakReference(clazz));
         }
      }
      else
      {
         clazz = Thread.currentThread().getContextClassLoader().loadClass(className);
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        this.compression.setCompressionStrategy(theConnection.getMessageCompressionStrategy());
        this.compression.setCompressionLimit(theConnection.getMessageCompressionLimit());
       
        this.fragmentation = new ByteArrayFragmentation();
        this.fragmentation.setFragmentationLimit(theConnection.getMessageFragmentationLimit());
        this.assemblies = new ConcurrentHashMap();
    }
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Related Classes of EDU.oswego.cs.dl.util.concurrent.ConcurrentHashMap

  • org.activemq.ActiveMQConnection
  • org.activemq.ActiveMQSession
  • org.activemq.broker.impl.BrokerContainerImpl
  • org.activemq.broker.impl.DefaultBroker
  • org.activemq.jndi.ActiveMQInitialContextFactory
  • org.activemq.sampler.ConsumerSysTest
  • org.activemq.service.boundedvm.DurableQueueBoundedMessageManager
  • org.activemq.service.boundedvm.TransientQueueBoundedMessageManager
  • org.activemq.service.boundedvm.TransientTopicBoundedMessageManager
  • org.activemq.service.impl.SubscriptionContainerImpl
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