程序包 net.dongliu.commons.concurrent

类 Once

java.lang.Object

net.dongliu.commons.concurrent.Once

public class Once
extends java.lang.Object

Run block of code only once, even if runnable code throw exception. The following call to this will block until the first call finished, normally or exception thrown. This class is thread-safe.

using net.dongliu.commons.function.Runnables#runOnce(Runnable)

方法概要

修饰符和类型	方法	说明
static Once	create()	Create new Once instance
boolean	run(java.lang.Runnable runnable)	Run a runnable, only when this method of the instance is called first time.

从类继承的方法 java.lang.Object

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

方法详细资料

create

public static Once create()

Create new Once instance

run

public boolean run(java.lang.Runnable runnable)

Run a runnable, only when this method of the instance is called first time.

参数:

runnable - the code to be run

返回:

true if is call first time, and the runnable is run; false if not.