org.apache.cassandra.concurrent
Class ContinuationsExecutor.DiscardOldestPolicy

java.lang.Object
  extended by org.apache.cassandra.concurrent.ContinuationsExecutor.DiscardOldestPolicy
Enclosing class:
ContinuationsExecutor

public static class ContinuationsExecutor.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.


Constructor Summary
ContinuationsExecutor.DiscardOldestPolicy()
          Creates a DiscardOldestPolicy for the given executor.
 
Method Summary
 void rejectedExecution(java.lang.Runnable r, ContinuationsExecutor 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.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ContinuationsExecutor.DiscardOldestPolicy

public ContinuationsExecutor.DiscardOldestPolicy()
Creates a DiscardOldestPolicy for the given executor.

Method Detail

rejectedExecution

public void rejectedExecution(java.lang.Runnable r,
                              ContinuationsExecutor 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


Copyright © 2009 The Apache Software Foundation