Package org.eclipse.jetty.util.thread

Class ExecutorSizedThreadPool

java.lang.Object

org.eclipse.jetty.util.component.AbstractLifeCycle

org.eclipse.jetty.util.thread.ExecutorSizedThreadPool

All Implemented Interfaces:

java.util.concurrent.Executor, LifeCycle, ThreadPool, ThreadPool.SizedThreadPool

public class ExecutorSizedThreadPool
extends AbstractLifeCycle
implements ThreadPool.SizedThreadPool

A ThreadPool.SizedThreadPool wrapper around ThreadPoolExecutor.

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

AbstractLifeCycle.AbstractLifeCycleListener

Nested classes/interfaces inherited from interface org.eclipse.jetty.util.component.LifeCycle

LifeCycle.Listener

Nested classes/interfaces inherited from interface org.eclipse.jetty.util.thread.ThreadPool

ThreadPool.SizedThreadPool

Field Summary

Fields inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

FAILED, RUNNING, STARTED, STARTING, STOP_ON_FAILURE, STOPPED, STOPPING

Constructor Summary

Constructors

Constructor	Description
ExecutorSizedThreadPool()
ExecutorSizedThreadPool(java.util.concurrent.ThreadPoolExecutor executor)

Method Summary

Modifier and Type	Method	Description
protected void	doStop()
void	execute(java.lang.Runnable command)
int	getIdleThreads()
int	getMaxThreads()
int	getMinThreads()
ThreadPoolBudget	getThreadPoolBudget()
int	getThreads()
boolean	isLowOnThreads()
void	join()	Blocks until the thread pool is stopped.
void	setMaxThreads(int threads)
void	setMinThreads(int threads)

Methods inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

addLifeCycleListener, doStart, getState, getState, getStopTimeout, isFailed, isRunning, isStarted, isStarting, isStopped, isStopping, removeLifeCycleListener, setStopTimeout, start, stop

Methods inherited from interface org.eclipse.jetty.util.component.LifeCycle

start, stop

Methods inherited from class java.lang.Object

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

Constructor Detail

ExecutorSizedThreadPool

public ExecutorSizedThreadPool()

ExecutorSizedThreadPool

public ExecutorSizedThreadPool(java.util.concurrent.ThreadPoolExecutor executor)

Method Detail

getMinThreads

public int getMinThreads()

Specified by:

getMinThreads in interface ThreadPool.SizedThreadPool

Returns:

the minimum number of threads

getMaxThreads

public int getMaxThreads()

Specified by:

getMaxThreads in interface ThreadPool.SizedThreadPool

Returns:

the maximum number of threads

setMinThreads

public void setMinThreads(int threads)

Specified by:

setMinThreads in interface ThreadPool.SizedThreadPool

Parameters:

threads - the minimum number of threads

setMaxThreads

public void setMaxThreads(int threads)

Specified by:

setMaxThreads in interface ThreadPool.SizedThreadPool

Parameters:

threads - the maximum number of threads

getThreads

public int getThreads()

Specified by:

getThreads in interface ThreadPool

Returns:

The total number of threads currently in the pool

getIdleThreads

public int getIdleThreads()

Specified by:

getIdleThreads in interface ThreadPool

Returns:

The number of idle threads in the pool

execute

public void execute(java.lang.Runnable command)

Specified by:

execute in interface java.util.concurrent.Executor

isLowOnThreads

public boolean isLowOnThreads()

Specified by:

isLowOnThreads in interface ThreadPool

Returns:

True if the pool is low on threads

doStop

protected void doStop()
               throws java.lang.Exception

Overrides:

doStop in class AbstractLifeCycle

Throws:

java.lang.Exception

join

public void join()
          throws java.lang.InterruptedException

Description copied from interface: ThreadPool

Blocks until the thread pool is stopped.

Specified by:

join in interface ThreadPool

Throws:

java.lang.InterruptedException - if thread was interrupted

getThreadPoolBudget

public ThreadPoolBudget getThreadPoolBudget()

Specified by:

getThreadPoolBudget in interface ThreadPool.SizedThreadPool

Returns:

a ThreadPoolBudget for this sized thread pool, or null of no ThreadPoolBudget can be returned