使用ThreadLocal创建线程局部变
import lombok.extern.slf4j.Slf4j;
/**
* @author zyy43688
* @version $Id: ThreadLocalDemo.java, v 0.1 2018年6月12日 上午11:14:24 zyy43688 Exp $
*/
@Slf4j
public class ThreadLocalDemo {
private static ThreadLocal<String> threadLocal = new ThreadLocal<>();
public static void main(String[] args) throws InterruptedException {
threadLocal.set("matrix");
log.info("hashCode: {}, value: {}", threadLocal.hashCode(), threadLocal.get());
// thread1
Thread thread1 = new Thread(() -> {
threadLocal.set("is");
log.info("thread1 hashCode: {}, value: {}", threadLocal.hashCode(), threadLocal.get());
});
// thread2
Thread thread2 = new Thread(() -> {
threadLocal.set("a good man!");
log.info("thread2 hashCode: {}, value: {}", threadLocal.hashCode(), threadLocal.get());
});
thread1.start();
thread2.start();
thread1.join();
thread2.join();
log.info("finish");
}
}
