Package org.jboss.jca.web

Class ExecutorThreadPool

java.lang.Object

org.eclipse.jetty.util.component.AbstractLifeCycle

org.jboss.jca.web.ExecutorThreadPool

All Implemented Interfaces:

org.eclipse.jetty.util.component.LifeCycle, org.eclipse.jetty.util.thread.ThreadPool

public class ExecutorThreadPool
extends org.eclipse.jetty.util.component.AbstractLifeCycle
implements org.eclipse.jetty.util.thread.ThreadPool

An implementation of the Jetty ThreadPool interface using an ExecutorService

Nested Class Summary

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

org.eclipse.jetty.util.component.AbstractLifeCycle.AbstractLifeCycleListener

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

org.eclipse.jetty.util.component.LifeCycle.Listener

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

org.eclipse.jetty.util.thread.ThreadPool.SizedThreadPool

Field Summary

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

_listeners, FAILED, RUNNING, STARTED, STARTING, STOPPED, STOPPING

Constructor Summary

Constructors

Constructor	Description
ExecutorThreadPool(ExecutorService executor)	Constrcutor

Method Summary

Modifier and Type	Method	Description
boolean	dispatch(Runnable job)	Dispatch a job
protected void	doStart()	Start
protected void	doStop()	Stop
int	getIdleThreads()	Get the number of idle threads
int	getThreads()	Get the number of threads
boolean	isLowOnThreads()	Is the pool low on threads ?
void	join()	Join - await termination of pool

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

ExecutorThreadPool

public ExecutorThreadPool(ExecutorService executor)

Constrcutor

Parameters:

executor - The executor service

Method Detail

dispatch

public boolean dispatch(Runnable job)

Dispatch a job

Specified by:

dispatch in interface org.eclipse.jetty.util.thread.ThreadPool

Parameters:

job - The job

Returns:

True if dispatched; otherwise false

getIdleThreads

public int getIdleThreads()

Get the number of idle threads

Specified by:

getIdleThreads in interface org.eclipse.jetty.util.thread.ThreadPool

Returns:

The number; -1 if not supported

getThreads

public int getThreads()

Get the number of threads

Specified by:

getThreads in interface org.eclipse.jetty.util.thread.ThreadPool

Returns:

The number; -1 if not supported

isLowOnThreads

public boolean isLowOnThreads()

Is the pool low on threads ?

Specified by:

isLowOnThreads in interface org.eclipse.jetty.util.thread.ThreadPool

Returns:

True if active threads >= maximum number of threads

join

public void join()
          throws InterruptedException

Join - await termination of pool

Specified by:

join in interface org.eclipse.jetty.util.thread.ThreadPool

Throws:

InterruptedException - Thrown if interrupted

doStart

protected void doStart()
                throws Exception

Start

Overrides:

doStart in class org.eclipse.jetty.util.component.AbstractLifeCycle

Throws:

Exception - Thrown if an error occurs

doStop

protected void doStop()
               throws Exception

Stop

Overrides:

doStop in class org.eclipse.jetty.util.component.AbstractLifeCycle

Throws:

Exception - Thrown if an error occurs