Package org.apache.druid.java.util.common.concurrent

Class DecoratedExecutorService

java.lang.Object

org.apache.druid.java.util.common.concurrent.DecoratedExecutorService

All Implemented Interfaces:

Executor, ExecutorService

Direct Known Subclasses:

DecoratedScheduledExecutorService

public class DecoratedExecutorService
extends Object
implements ExecutorService

An ExecutorService where all tasks are automatically decorated before being submitted to a delegate executor service.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	DecoratedExecutorService.Decorator	Decorates tasks before they are submitted to an executor.

Field Summary

Fields

Modifier and Type	Field	Description
protected final DecoratedExecutorService.Decorator	decorator
protected final ExecutorService	exec

Constructor Summary

Constructors

Constructor	Description
DecoratedExecutorService(ExecutorService exec, DecoratedExecutorService.Decorator decorator)

Method Summary

Modifier and Type	Method	Description
boolean	awaitTermination(long timeout, TimeUnit unit)
void	execute(Runnable command)
<T> List<Future<T>>	invokeAll(Collection<? extends Callable<T>> tasks)
<T> List<Future<T>>	invokeAll(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
<T> T	invokeAny(Collection<? extends Callable<T>> tasks)
<T> T	invokeAny(Collection<? extends Callable<T>> tasks, long timeout, TimeUnit unit)
boolean	isShutdown()
boolean	isTerminated()
void	shutdown()
List<Runnable>	shutdownNow()
Future<?>	submit(Runnable task)
<T> Future<T>	submit(Runnable task, T result)
<T> Future<T>	submit(Callable<T> task)

Methods inherited from class java.lang.Object

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

Field Details

exec

protected final ExecutorService exec

decorator

protected final DecoratedExecutorService.Decorator decorator

Constructor Details

DecoratedExecutorService

public DecoratedExecutorService(ExecutorService exec,
 DecoratedExecutorService.Decorator decorator)

Method Details

submit

public <T> Future<T> submit(Callable<T> task)

Specified by:

submit in interface ExecutorService

submit

public Future<?> submit(Runnable task)

Specified by:

submit in interface ExecutorService

submit

public <T> Future<T> submit(Runnable task,
 T result)

Specified by:

submit in interface ExecutorService

invokeAll

public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks)
                              throws InterruptedException

Specified by:

invokeAll in interface ExecutorService

Throws:

InterruptedException

invokeAll

public <T> List<Future<T>> invokeAll(Collection<? extends Callable<T>> tasks,
 long timeout,
 TimeUnit unit)
                              throws InterruptedException

Specified by:

invokeAll in interface ExecutorService

Throws:

InterruptedException

invokeAny

public <T> T invokeAny(Collection<? extends Callable<T>> tasks)
                throws InterruptedException,
ExecutionException

Specified by:

invokeAny in interface ExecutorService

Throws:

InterruptedException

ExecutionException

invokeAny

public <T> T invokeAny(Collection<? extends Callable<T>> tasks,
 long timeout,
 TimeUnit unit)
                throws InterruptedException,
ExecutionException,
TimeoutException

Specified by:

invokeAny in interface ExecutorService

Throws:

InterruptedException

ExecutionException

TimeoutException

execute

public void execute(Runnable command)

Specified by:

execute in interface Executor

shutdown

public void shutdown()

Specified by:

shutdown in interface ExecutorService

shutdownNow

public List<Runnable> shutdownNow()

Specified by:

shutdownNow in interface ExecutorService

isShutdown

public boolean isShutdown()

Specified by:

isShutdown in interface ExecutorService

isTerminated

public boolean isTerminated()

Specified by:

isTerminated in interface ExecutorService

awaitTermination

public boolean awaitTermination(long timeout,
 TimeUnit unit)
                         throws InterruptedException

Specified by:

awaitTermination in interface ExecutorService

Throws:

InterruptedException