org.eclipse.jetty.util.thread
类 QueuedThreadPool

java.lang.Object
  org.eclipse.jetty.util.component.AbstractLifeCycle
      org.eclipse.jetty.util.thread.QueuedThreadPool

所有已实现的接口：

Executor, Dumpable, LifeCycle, ThreadPool, ThreadPool.SizedThreadPool

public class QueuedThreadPool
extends AbstractLifeCycle
implements ThreadPool.SizedThreadPool, Executor, Dumpable

嵌套类摘要

从类 org.eclipse.jetty.util.component.AbstractLifeCycle 继承的嵌套类/接口

AbstractLifeCycle.AbstractLifeCycleListener

从接口 org.eclipse.jetty.util.thread.ThreadPool 继承的嵌套类/接口

ThreadPool.SizedThreadPool

从接口 org.eclipse.jetty.util.component.LifeCycle 继承的嵌套类/接口

LifeCycle.Listener

字段摘要

从类 org.eclipse.jetty.util.component.AbstractLifeCycle 继承的字段

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

构造方法摘要

QueuedThreadPool()
Construct

QueuedThreadPool(BlockingQueue<Runnable> jobQ)
Construct

QueuedThreadPool(int maxThreads)
Construct

方法摘要

boolean	dispatch(Runnable job)
protected void	doStart()
protected void	doStop()
String	dump()
void	dump(Appendable out, String indent)
String	dumpThread(long id)
void	execute(Runnable job)
int	getIdleThreads()
int	getMaxIdleTimeMs() Get the maximum thread idle time.
int	getMaxQueued()
int	getMaxStopTimeMs()
int	getMaxThreads() Set the maximum number of threads.
int	getMinThreads() Get the minimum number of threads.
String	getName()
protected BlockingQueue<Runnable>	getQueue()
int	getThreads()
int	getThreadsPriority() Get the priority of the pool threads.
boolean	interruptThread(long id)
boolean	isDaemon() Delegated to the named or anonymous Pool.
boolean	isDetailedDump()
boolean	isLowOnThreads()
void	join() Blocks until the thread pool is stopped.
protected Thread	newThread(Runnable runnable)
protected void	runJob(Runnable job) Runs the given job in the current thread.
void	setDaemon(boolean daemon) Delegated to the named or anonymous Pool.
void	setDetailedDump(boolean detailedDump)
void	setMaxIdleTimeMs(int maxIdleTimeMs) Set the maximum thread idle time.
void	setMaxQueued(int max)
void	setMaxStopTimeMs(int stopTimeMs)
void	setMaxThreads(int maxThreads) Set the maximum number of threads.
void	setMinThreads(int minThreads) Set the minimum number of threads.
void	setName(String name)
void	setThreadsPriority(int priority) Set the priority of the pool threads.
boolean	stopThread(long id) 已过时。 Use interruptThread(long) in preference
String	toString()

从类 org.eclipse.jetty.util.component.AbstractLifeCycle 继承的方法

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

从类 java.lang.Object 继承的方法

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

构造方法详细信息

QueuedThreadPool

public QueuedThreadPool()

Construct

QueuedThreadPool

public QueuedThreadPool(int maxThreads)

Construct

QueuedThreadPool

public QueuedThreadPool(BlockingQueue<Runnable> jobQ)

Construct

方法详细信息

doStart

protected void doStart()
                throws Exception

覆盖：

类 AbstractLifeCycle 中的 doStart

抛出：

Exception

doStop

protected void doStop()
               throws Exception

覆盖：

类 AbstractLifeCycle 中的 doStop

抛出：

Exception

setDaemon

public void setDaemon(boolean daemon)

Delegated to the named or anonymous Pool.

setMaxIdleTimeMs

public void setMaxIdleTimeMs(int maxIdleTimeMs)

Set the maximum thread idle time. Threads that are idle for longer than this period may be stopped. Delegated to the named or anonymous Pool.

参数：

maxIdleTimeMs - Max idle time in ms.

另请参见：

getMaxIdleTimeMs()

setMaxStopTimeMs

public void setMaxStopTimeMs(int stopTimeMs)

参数：

stopTimeMs - maximum total time that stop() will wait for threads to die.

setMaxThreads

public void setMaxThreads(int maxThreads)

Set the maximum number of threads. Delegated to the named or anonymous Pool.

指定者：

接口 ThreadPool.SizedThreadPool 中的 setMaxThreads

参数：

maxThreads - maximum number of threads.

另请参见：

getMaxThreads()

setMinThreads

public void setMinThreads(int minThreads)

Set the minimum number of threads. Delegated to the named or anonymous Pool.

指定者：

接口 ThreadPool.SizedThreadPool 中的 setMinThreads

参数：

minThreads - minimum number of threads

另请参见：

getMinThreads()

setName

public void setName(String name)

参数：

name - Name of the BoundedThreadPool to use when naming Threads.

setThreadsPriority

public void setThreadsPriority(int priority)

Set the priority of the pool threads.

参数：

priority - the new thread priority.

getMaxQueued

public int getMaxQueued()

返回：

maximum queue size

setMaxQueued

public void setMaxQueued(int max)

参数：

max - job queue size

getMaxIdleTimeMs

public int getMaxIdleTimeMs()

Get the maximum thread idle time. Delegated to the named or anonymous Pool.

返回：

Max idle time in ms.

另请参见：

setMaxIdleTimeMs(int)

getMaxStopTimeMs

public int getMaxStopTimeMs()

返回：

maximum total time that stop() will wait for threads to die.

getMaxThreads

public int getMaxThreads()

Set the maximum number of threads. Delegated to the named or anonymous Pool.

指定者：

接口 ThreadPool.SizedThreadPool 中的 getMaxThreads

返回：

maximum number of threads.

另请参见：

setMaxThreads(int)

getMinThreads

public int getMinThreads()

Get the minimum number of threads. Delegated to the named or anonymous Pool.

指定者：

接口 ThreadPool.SizedThreadPool 中的 getMinThreads

返回：

minimum number of threads.

另请参见：

setMinThreads(int)

getName

public String getName()

返回：

The name of the BoundedThreadPool.

getThreadsPriority

public int getThreadsPriority()

Get the priority of the pool threads.

返回：

the priority of the pool threads.

isDaemon

public boolean isDaemon()

Delegated to the named or anonymous Pool.

isDetailedDump

public boolean isDetailedDump()

setDetailedDump

public void setDetailedDump(boolean detailedDump)

dispatch

public boolean dispatch(Runnable job)

指定者：

接口 ThreadPool 中的 dispatch

execute

public void execute(Runnable job)

指定者：

接口 Executor 中的 execute

join

public void join()
          throws InterruptedException

Blocks until the thread pool is stopped.

指定者：

接口 ThreadPool 中的 join

抛出：

InterruptedException

getThreads

public int getThreads()

指定者：

接口 ThreadPool 中的 getThreads

返回：

The total number of threads currently in the pool

getIdleThreads

public int getIdleThreads()

指定者：

接口 ThreadPool 中的 getIdleThreads

返回：

The number of idle threads in the pool

isLowOnThreads

public boolean isLowOnThreads()

指定者：

接口 ThreadPool 中的 isLowOnThreads

返回：

True if the pool is at maxThreads and there are not more idle threads than queued jobs

newThread

protected Thread newThread(Runnable runnable)

dump

public String dump()

指定者：

接口 Dumpable 中的 dump

dump

public void dump(Appendable out,
                 String indent)
          throws IOException

指定者：

接口 Dumpable 中的 dump

抛出：

IOException

toString

public String toString()

覆盖：

类 Object 中的 toString

runJob

protected void runJob(Runnable job)

Runs the given job in the current thread.

Subclasses may override to perform pre/post actions before/after the job is run.

参数：

job - the job to run

getQueue

protected BlockingQueue<Runnable> getQueue()

返回：

the job queue

stopThread

@Deprecated
public boolean stopThread(long id)

已过时。 Use interruptThread(long) in preference

参数：

id - The thread ID to stop.

返回：

true if the thread was found and stopped.

interruptThread

public boolean interruptThread(long id)

参数：

id - The thread ID to interrupt.

返回：

true if the thread was found and interrupted.

dumpThread

public String dumpThread(long id)

参数：

id - The thread ID to interrupt.

返回：

true if the thread was found and interrupted.