继承Thread类

public class Example2_4 extends Thread{

	public static void main(String[] args) {
		//初始化线程
		Example2_4 e = new Example2_4();
		//启动线程
		e.start();
		System.out.println("----");
		try {
			for (int i = 0; i < 10; i++) {
				//延时1s
				Thread.sleep(1000);
				System.out.println("main:"+i);
			}
		} catch (Exception e2) {
			// TODO: handle exception                     
			
		}
	}
	
	
	public void run(){
		try {
			for (int i = 0; i < 10; i++) {
				//延时2s
				Thread.sleep(2000);
				System.out.println("run:"+i);
			}
		} catch (Exception e2) {
			// TODO: handle exception                                                            
		}
	}
}