7 System.out.println(Thread.currentThread().getName() + " synchronized loop " + i); 8 } 9 } 10 } 11 public static void main(String[] args) { 12 Thread1 t1 = new Thread1(); 13 Thread ta = new Thread(t1, "A"); 14 Thread tb = new Thread(t1, "B"); 15 ta.start(); 16...
package Demo01; public class ThreadDemo01 { public static void main(String[] args) { //3.创建Thread类的子类对象 MyThread mt=new MyThread(); //4.调用Thread类的start方法,开启线程,执行run方法 mt.start(); new MyThread().start(); new MyThread().start(); //获得当前正在执行的线程,使用...
实则不行。Spring框架为了更好的扩展能力和标准化,使用的是ThreadPoolTaskExecutor而非ThreadPoolExecutor,内部通过组合模式松耦合的实现了ThreadPoolExecutor的功能,并没有实现Before...After方法!当然...你可以get到原生线程池,ThreadPoolTaskExecutor实质还是要把线程交给ThreadPoolExecutor执行。 图3: 重要,ThreadPoolTask...
同时在ThreadPoolTaskExecutor源码当中可以看到线程池的初始化方式是直接调用的ThreadPoolExecutor进行的初始化。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 protectedExecutorServiceinitializeExecutor(ThreadFactory threadFactory,RejectedExecutionHandler rejectedExecutionHandler){BlockingQueue<Runnable>queue=this.createQ...
我本身对这个注解使用的比较少,异步逻辑我都习惯自定义ThreadPoolExecutor工具类。正好借着这次梳理代码结构,来看看@Async这个注解到底在玩什么? 我最爱用的线程池工具类:我用这个线程池捕获了后端妹子的芳心 本文将会给大家从@Async注解使用层面入手逐步解读源码,分析各种踩坑实践,并且扩展sleuth链路追踪与线程变量如何...
Thread.sleep(2000);Longend=System.currentTimeMillis(); log.info("test3执行结束"); log.info("test3执行时长:{}毫秒", end-start);returnnewAsyncResult<>("test3完成"); } } DemoApplicationTests.java packagecom.example.demo;importcom.example.demo.test1.IAsyncDemoService;importlombok.extern.slf4j...
ThreadPoolExecutor 既然是线程池就会存在各种配置,下面是ThreadPoolExecutor最复查的一个构造函数 /** * Creates a new {@code ThreadPoolExecutor} with the given initial * parameters. * * @param corePoolSize the number of threads to keep in the pool, even ...
⑤ ThreadPoolTaskExecutor :最常使用,推荐。 其实质是对java.util.concurrent.ThreadPoolExecutor的包装。 【2】@Async注解 源码如下: /*** Annotation that marks a method as a candidate for asynchronous execution.* // 将方法标记为异步执行* Can also be used at the type level, in which case all o...
Exception in thread"main"org.springframework.beans.factory.BeanCurrentlyInCreationException: Error creating bean with name'AService': Bean with name'AService'has been injected into other beans [BService] in its raw version as part of a circular reference, but has eventually been wrapped. This me...
SecurityContextHolder.setStrategyName(SecurityContextHolder.MODE_INHERITABLETHREADLOCAL); . . . } At first I thought that I only need to set the strategy in this asynchronous method, but after testing, I found that this strategy will not be passed when the method is called. ...