ThreadLocal共享变量1_JAVA_编程开发_程序员俱乐部

class="java">import java.util.Random;

public class ThreadLocalTest {
    private static ThreadLocal<Integer> x = new ThreadLocal();

    public static void main(String[] args) {
        for (int i = 0; i < 2; i++) {
            new Thread(new Runnable() {
                @Override
                public void run() {
                    int data = new Random().nextInt();
                    System.out.println(Thread.currentThread().getName() + ":" + data);
                    x.set(data);
                    new A().get();
                    new B().get();

                }
            }).start();
        }
    }

    static class A{
        public void get(){
            int data = x.get();
            System.out.println(Thread.currentThread().getName() + ":" + data);

        }
    }
    static class B{
        public void get(){
            int data = x.get();
            System.out.println(Thread.currentThread().getName() + ":" + data);
        }
    }
}

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