[CustomThread] Thread end. // 线程CustomThread在t1.join();阻塞处起动,向下继续执行的结果 五、从源码看join()方法 在CustomThread的run方法里,执行了t1.join();,进入看一下它的JDK源码: 1 publicfinalvoidjoin()throwsInterruptedException { 2 join(0); 3 } 然后进入join(0)方法: 1 /** 2 * Waits...
Whenever join() method is called on a thread instance, the current thread executing that statement will wait for this thread to move to Terminataed state. 参考网站 https://fangjian0423.github.io/2016/06/04/java-thread-state/ https://www.journaldev.com/1044/thread-life-cycle-in-java-thread...
join() method ofJava.lang.Threadclass is used to maintain the order of excution of threads. Using join() method can make currently executing thread wait for some other threads finish their tasks. Implemention of join() method join() method is overloaded in thread class, there are three forms...
如果一个线程A执行了thread.join()语句,其含义是:当前线程A等待thread线程终止之后才从thread.join()返回。 如: publicclassThreadJoin1{publicstaticvoidmain(String[]args)throwsInterruptedException{Threadthread=newThread("threadB"){@Overridepublicvoidrun(){try{TimeUnit.SECONDS.sleep(10);}catch(InterruptedExcep...
join()是Thread类的一个方法。根据jdk文档的定义: public final void join()throws InterruptedException:Waits for this thread to die. join()方法的作用,是等待这个线程结束;但显然,这样的定义并不清晰。个人认为”Java7 Concurrency Cookbook”的定义较为清晰: ...
Java Thread join() 的用法 ide Java Thread中, join() 方法主要是让调用改方法的thread完成run方法里面的东西后, 在执行join()方法后面的代码。示例: Java代码 class ThreadTesterA implements Runnable { private int counter; @Override public void run() {...
//线程退出函数:voidJavaThread::exit(booldestroy_vm,ExitType exit_type){...//这里会处理join相关的销毁逻辑ensure_join(this);...} //处理join相关的销毁逻辑staticvoidensure_join(JavaThread*thread){HandlethreadObj(thread,thread->threadObj());ObjectLockerlock(threadObj,thread);thread->clear_pending...
Java Thread.join()详解 一、使用方式。 join是Thread类的一个方法,启动线程后直接调用,例如: Thread t = new AThread(); t.start(); t.join(); 二、为什么要用join()方法 在很多情况下,主线程生成并起动了子线程,如果子线程里要进行大量的耗时的运算,主线程往往将于子线程之前结束,但是如果主线程处理...
Java documentation forjava.lang.Thread.join(long, int). Portions of this page are modifications based on work created and shared by theAndroid Open Source Projectand used according to terms described in theCreative Commons 2.5 Attribution License. ...
import java.util.logging.Logger; /** * Join: Waits for this thread to die. 等待线程死亡! * 底层通过jdk synchronized wait notify 实现 * 使用场景 地铁站过安检时,需把背包放入检查台流水线,行人才能进入站内,背包和人同时移动,但是行人速度较快,需要在另一端等到背包安检完成。