Examples of org.apache.openjpa.lib.util.concurrent.ConcurrentReferenceHashSet

Package org.apache.openjpa.lib.util.concurrent

Examples of org.apache.openjpa.lib.util.concurrent.ConcurrentReferenceHashSet

org.apache.openjpa.lib.util.concurrent.ConcurrentReferenceHashSet
A concurrent set whose values may be stored as weak or soft references. @author Abe White @nojavadoc

     * Individual query results will be registered as types changed
     * listeners. We want such query results to be gc'd once
     * the only reference is held by the list of expiration listeners.
     */
    protected Collection newListenerCollection() {
        return new ConcurrentReferenceHashSet (ConcurrentReferenceHashSet.WEAK);
  }

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        if (FinalizingBrokerImpl.class.isAssignableFrom(
            bv.getTemplateBrokerType(_conf))) {
            return MapBackedSet.decorate(new ConcurrentHashMap(),
                new Object() { });
        } else {
            return new ConcurrentReferenceHashSet(
                ConcurrentReferenceHashSet.WEAK);
        }
    }

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    /**
     * Method insures that deserialized EMF has this reference re-instantiated
     */
    private Collection getPcClassLoaders() {
       if (_pcClassLoaders == null)
         _pcClassLoaders = new ConcurrentReferenceHashSet(
             ConcurrentReferenceHashSet.WEAK);
          
       return _pcClassLoaders;
    }

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        if (factory != null)
            return factory;


        // reset these transient fields to empty values
        _transactional = new ConcurrentHashMap();
        _brokers = new ConcurrentReferenceHashSet(
                ConcurrentReferenceHashSet.WEAK);


        makeReadOnly();
        return this;
    }

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     * Individual query results will be registered as types changed
     * listeners. We want such query results to be gc'd once
     * the only reference is held by the list of expiration listeners.
     */
    protected Collection newListenerCollection() {
        return new ConcurrentReferenceHashSet (ConcurrentReferenceHashSet.WEAK);
  }

View Full Code Here

     * Individual query results will be registered as types changed
     * listeners. We want such query results to be gc'd once
     * the only reference is held by the list of expiration listeners.
     */
    protected Collection newListenerCollection() {
        return new ConcurrentReferenceHashSet (ConcurrentReferenceHashSet.WEAK);
  }

View Full Code Here

     * Individual query results will be registered as types changed
     * listeners. We want such query results to be gc'd once
     * the only reference is held by the list of expiration listeners.
     */
    protected Collection newListenerCollection() {
        return new ConcurrentReferenceHashSet (ConcurrentReferenceHashSet.WEAK);
  }

View Full Code Here

        if (FinalizingBrokerImpl.class.isAssignableFrom(
            bv.getTemplateBrokerType(_conf))) {
            return MapBackedSet.decorate(new ConcurrentHashMap(),
                new Object() { });
        } else {
            return new ConcurrentReferenceHashSet(
                ConcurrentReferenceHashSet.WEAK);
        }
    }

View Full Code Here

    /**
     * Method insures that deserialized EMF has this reference re-instantiated
     */
    private Collection getPcClassLoaders() {
       if (_pcClassLoaders == null)
         _pcClassLoaders = new ConcurrentReferenceHashSet(
             ConcurrentReferenceHashSet.WEAK);
          
       return _pcClassLoaders;
    }

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     * Individual query results will be registered as types changed
     * listeners. We want such query results to be gc'd once
     * the only reference is held by the list of expiration listeners.
     */
    protected Collection newListenerCollection() {
        return new ConcurrentReferenceHashSet (ConcurrentReferenceHashSet.WEAK);
  }

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org.apache.openjpa.datacache.AbstractQueryCache

org.apache.openjpa.kernel.AbstractBrokerFactory

java.util.concurrent.ConcurrentHashMap

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