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Préférences
Moteurs de recherche
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JavaTM 2 Platform Std. Ed. v1.5.0
java.util.concurrent
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Constructor Summary | |
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Exchanger()
Create a new Exchanger. |
Method Summary | |
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V |
exchange(V x)
Waits for another thread to arrive at this exchange point (unless it is interrupted ),
and then transfers the given object to it, receiving its object
in return. |
V |
exchange(V x,
long timeout,
TimeUnit unit)
Waits for another thread to arrive at this exchange point (unless it is interrupted , or the specified waiting
time elapses),
and then transfers the given object to it, receiving its object
in return. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Exchanger()
Method Detail |
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public V exchange(V x) throws InterruptedException
interrupted
),
and then transfers the given object to it, receiving its object
in return.
If another thread is already waiting at the exchange point then it is resumed for thread scheduling purposes and receives the object passed in by the current thread. The current thread returns immediately, receiving the object passed to the exchange by that other thread.
If no other thread is already waiting at the exchange then the current thread is disabled for thread scheduling purposes and lies dormant until one of two things happens:
interrupts
the current
thread.
If the current thread:
interrupted
while waiting
for the exchange,
InterruptedException
is thrown and the current thread's
interrupted status is cleared.
x
- the object to exchange
InterruptedException
- if current thread was interrupted
while waitingpublic V exchange(V x, long timeout, TimeUnit unit) throws InterruptedException, TimeoutException
interrupted
, or the specified waiting
time elapses),
and then transfers the given object to it, receiving its object
in return.
If another thread is already waiting at the exchange point then it is resumed for thread scheduling purposes and receives the object passed in by the current thread. The current thread returns immediately, receiving the object passed to the exchange by that other thread.
If no other thread is already waiting at the exchange then the current thread is disabled for thread scheduling purposes and lies dormant until one of three things happens:
interrupts
the current
thread; or
If the current thread:
interrupted
while waiting
for the exchange,
InterruptedException
is thrown and the current thread's
interrupted status is cleared.
If the specified waiting time elapses then TimeoutException
is thrown.
If the time is
less than or equal to zero, the method will not wait at all.
x
- the object to exchangetimeout
- the maximum time to waitunit
- the time unit of the timeout argument.
InterruptedException
- if current thread was interrupted
while waiting
TimeoutException
- if the specified waiting time elapses before
another thread enters the exchange.