ThreadPoolExecutor.DiscardOldestPolicy

public static class ThreadPoolExecutor.DiscardOldestPolicy extends Object
implements RejectedExecutionHandler

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.

Public Constructor Summary

ThreadPoolExecutor.DiscardOldestPolicy()
Creates a DiscardOldestPolicy for the given executor.

Public Method Summary

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.

Inherited Method Summary

Public Constructors

public ThreadPoolExecutor.DiscardOldestPolicy ()

Creates a DiscardOldestPolicy for the given executor.

Public Methods

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.

Parameters
r the runnable task requested to be executed
e the executor attempting to execute this task