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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                Lock 實現提供了比使用 synchronized 方法和語句可獲得的更廣泛的鎖定操作。 * Lock接口中的常用方法 ![](https://box.kancloud.cn/df1cd9dc127cbea1cf9bc3b43a5f247e_510x238.jpg) Lock提供了一個更加面對對象的鎖,在該鎖中提供了更多的操作鎖的功能。 我們使用Lock接口,以及其中的lock()方法和unlock()方法替代同步 ~~~ public class Ticket implements Runnable { //共100票 int ticket = 100; //創建Lock鎖對象 Lock ck = new ReentrantLock(); @Override public void run() { //模擬賣票 while(true){ //synchronized (lock){ ck.lock(); if (ticket > 0) { //模擬選坐的操作 try { Thread.sleep(10); } catch (InterruptedException e) { e.printStackTrace(); } System.out.println(Thread.currentThread().getName() + "正在賣票:" + ticket--); } ck.unlock(); //} } } } ~~~
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