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public interface PreparedEnqueue
A PreparedEnqueue
is an object returned from a
prepareEnqueue
method that allows you to either commit
or abort the enqueue operation.
Method Summary | |
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void |
abort()
Abort a previously prepared provisional enqueue operation (from the prepareEnqueue method). |
void |
commit()
Commit a previously prepared provisional enqueue operation (from the prepareEnqueue method). |
Method Detail |
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void commit()
prepareEnqueue
method). Causes the provisionally
enqueued elements to appear on the queue for future dequeue
operations. Note that once a prepareEnqueue
has
returned an enqueue key, the queue cannot reject the entries.
void abort()
prepareEnqueue
method). Causes the queue to
discard the provisionally enqueued elements.
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