标签:cat ant for 流程 man name 概述 current 重入
【概述】
【代码实例】
import java.util.concurrent.locks.ReentrantLock; public class Main { public static void main(String[] args) { Command c = new Command(); int nThreads = 5; for(int i = 0; i < nThreads; i++){ new Thread(c).start(); } } } class Command implements Runnable { ReentrantLock lock = new ReentrantLock(); @Override public void run() { try{ lock.lock(); System.out.println(Thread.currentThread().getName() + ": 获得锁!"); }catch(Exception e){ //处理异常 }finally{ System.out.println(Thread.currentThread().getName() + ": 释放锁!"); lock.unlock(); } } }
打印结果:
【lock() 方法处理流程】
B9 Concurrent 重入锁(ReentrantLock)
标签:cat ant for 流程 man name 概述 current 重入
原文地址:https://www.cnblogs.com/zlxyt/p/11105052.html