Package org.opendaylight.yangtools.util.concurrent

Class CountingRejectedExecutionHandler

java.lang.Object

org.opendaylight.yangtools.util.concurrent.CountingRejectedExecutionHandler

All Implemented Interfaces:

RejectedExecutionHandler

public class CountingRejectedExecutionHandler
extends Object
implements RejectedExecutionHandler

A RejectedExecutionHandler that delegates to a backing RejectedExecutionHandler and counts the number of rejected tasks.

Author:

Thomas Pantelis

Constructor Summary

Constructors

Constructor	Description
CountingRejectedExecutionHandler(RejectedExecutionHandler delegate)	Constructor.

Method Summary

Modifier and Type	Method	Description
long	getRejectedTaskCount()	Returns the rejected task count.
static CountingRejectedExecutionHandler	newAbortPolicy()	Returns a counting handler for rejected tasks that throws a RejectedExecutionException.
static CountingRejectedExecutionHandler	newCallerRunsPolicy()	Returns a counting handler for rejected tasks that runs the rejected task directly in the calling thread of the execute method, unless the executor has been shut down, in which case the task is discarded.
static CountingRejectedExecutionHandler	newCallerWaitsPolicy()	Returns a counting handler for rejected tasks that blocks on the ThreadPoolExecutor's backing queue until it can add the task to the queue.
void	rejectedExecution(Runnable task, ThreadPoolExecutor executor)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CountingRejectedExecutionHandler

public CountingRejectedExecutionHandler(RejectedExecutionHandler delegate)

Constructor.

Parameters:

delegate - the backing RejectedExecutionHandler.

Method Details

rejectedExecution

public void rejectedExecution(Runnable task,
 ThreadPoolExecutor executor)

Specified by:

rejectedExecution in interface RejectedExecutionHandler

getRejectedTaskCount

public long getRejectedTaskCount()

Returns the rejected task count.

newCallerRunsPolicy

public static CountingRejectedExecutionHandler newCallerRunsPolicy()

Returns a counting handler for rejected tasks that runs the rejected task directly in the calling thread of the execute method, unless the executor has been shut down, in which case the task is discarded.

newAbortPolicy

public static CountingRejectedExecutionHandler newAbortPolicy()

Returns a counting handler for rejected tasks that throws a RejectedExecutionException.

newCallerWaitsPolicy

public static CountingRejectedExecutionHandler newCallerWaitsPolicy()

Returns a counting handler for rejected tasks that blocks on the ThreadPoolExecutor's backing queue until it can add the task to the queue.