E
- the type of elements held in this collectionpublic abstract class ForwardingBlockingQueue<E> extends ForwardingQueue<E> implements BlockingQueue<E>
BlockingQueue
which forwards all its method calls to another
BlockingQueue
. Subclasses should override one or more methods to
modify the behavior of the backing collection as desired per the decorator pattern.Modifier | Constructor and Description |
---|---|
protected |
ForwardingBlockingQueue()
Constructor for use by subclasses.
|
Modifier and Type | Method and Description |
---|---|
protected abstract BlockingQueue<E> |
delegate()
Returns the backing delegate instance that methods are forwarded to.
|
int |
drainTo(Collection<? super E> c) |
int |
drainTo(Collection<? super E> c,
int maxElements) |
boolean |
offer(E e,
long timeout,
TimeUnit unit) |
E |
poll(long timeout,
TimeUnit unit) |
void |
put(E e) |
int |
remainingCapacity() |
E |
take() |
element, offer, peek, poll, remove, standardOffer, standardPeek, standardPoll
add, addAll, clear, contains, containsAll, isEmpty, iterator, remove, removeAll, retainAll, size, standardAddAll, standardClear, standardContains, standardContainsAll, standardIsEmpty, standardRemove, standardRemoveAll, standardRetainAll, standardToArray, standardToArray, standardToString, toArray, toArray
toString
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
add, contains, offer, remove
protected ForwardingBlockingQueue()
protected abstract BlockingQueue<E> delegate()
ForwardingObject
ForwardingSet.delegate()
. Concrete subclasses override this method to supply
the instance being decorated.delegate
in class ForwardingQueue<E>
public int drainTo(Collection<? super E> c, int maxElements)
drainTo
in interface BlockingQueue<E>
public int drainTo(Collection<? super E> c)
drainTo
in interface BlockingQueue<E>
public boolean offer(E e, long timeout, TimeUnit unit) throws InterruptedException
offer
in interface BlockingQueue<E>
InterruptedException
public E poll(long timeout, TimeUnit unit) throws InterruptedException
poll
in interface BlockingQueue<E>
InterruptedException
public void put(E e) throws InterruptedException
put
in interface BlockingQueue<E>
InterruptedException
public int remainingCapacity()
remainingCapacity
in interface BlockingQueue<E>
public E take() throws InterruptedException
take
in interface BlockingQueue<E>
InterruptedException
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