edu.emory.mathcs.backport.java.util.concurrent
Class ThreadPoolExecutor.DiscardOldestPolicy
java.lang.Object
edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor.DiscardOldestPolicy
- ThreadPoolExecutor
- RejectedExecutionHandler
public static class ThreadPoolExecutor.DiscardOldestPolicy
extends java.lang.Object
A handler for rejected tasks that discards the oldest unhandled
request and then retries execute, unless the executor
is shut down, in which case the task is discarded.
void | rejectedExecution(Runnable r, ThreadPoolExecutor e) - Obtains and ignores the next task that the executor
would otherwise execute, if one is immediately available,
and then retries execution of task r, unless the executor
is shut down, in which case task r is instead discarded.
|
DiscardOldestPolicy
public DiscardOldestPolicy()
Creates a DiscardOldestPolicy for the given executor.
rejectedExecution
public void rejectedExecution(Runnable r,
ThreadPoolExecutor e)
Obtains and ignores the next task that the executor
would otherwise execute, if one is immediately available,
and then retries execution of task r, unless the executor
is shut down, in which case task r is instead discarded.
- rejectedExecution in interface RejectedExecutionHandler
r
- the runnable task requested to be executede
- the executor attempting to execute this task