자바 스 레 드 생 성 방법 중 하나 인 Runnable 인터페이스, 익명 내부 클래스 쓰기 실현

public Thread(){}
public Thread(String name){}
public Thread(Runnable target){}
public Thread(Runnable target,String name){}

public class ThreadDemo2 {
    public static void main(String[] args) {
        //3.          (      ，         )
        Runnable target = new MyRunnable();
        //4.            
        //Thread t1 = new Thread(target);
        Thread t2 = new Thread(target,"  1 ");

        //5.  start  
        t2.start();

        //       
        for (int i = 0; i < 10 ;i++){
            System.out.println(Thread.currentThread().getName()+"=>"+i);
        }

    }
}

//1.           runnable  
class MyRunnable implements Runnable{
    //2.  run  
    @Override
    public void run() {
        for (int i = 0 ;i < 10 ; i++){
            System.out.println(Thread.currentThread().getName()+"=>"+i);
        }
    }
}

public class ThreadDemo3 {
    public static void main(String[] args) {

        Thread t = new Thread(new Runnable() {
            @Override
            public void run() {
                for (int i = 0; i < 10; i++) {
                    System.out.println(Thread.currentThread().getName() + "=>" + i);
                }
            }
        });
        t.start();


        //       
        for (int i = 0; i < 10; i++) {
            System.out.println(Thread.currentThread().getName() + "=>" + i);
        }

    }
}