org.eclipse.jetty.util.thread

Interface TryExecutor

All Superinterfaces:

java.util.concurrent.Executor

All Known Implementing Classes:

DelegatingThreadPool, ExecutorSizedThreadPool, ExecutorThreadPool, MonitoredQueuedThreadPool, QueuedThreadPool, ReservedThreadExecutor, TryExecutor.NoTryExecutor

public interface TryExecutor
extends java.util.concurrent.Executor

A variation of Executor that can confirm if a thread is available immediately

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	TryExecutor.NoTryExecutor

Field Summary

Fields

Modifier and Type	Field and Description
static TryExecutor	NO_TRY

Method Summary

Modifier and Type	Method and Description
static TryExecutor	asTryExecutor(java.util.concurrent.Executor executor)
default void	execute(java.lang.Runnable task)
boolean	tryExecute(java.lang.Runnable task) Attempt to execute a task.

Field Detail

NO_TRY

static final TryExecutor NO_TRY

Method Detail

tryExecute

boolean tryExecute(java.lang.Runnable task)

Attempt to execute a task.

Parameters:

task - The task to be executed

Returns:

True IFF the task has been given directly to a thread to execute. The task cannot be queued pending the later availability of a Thread.

execute

default void execute(java.lang.Runnable task)

Specified by:

execute in interface java.util.concurrent.Executor

asTryExecutor

static TryExecutor asTryExecutor(java.util.concurrent.Executor executor)