java Thread和Runnable区别

package com.tonyluis;
class MyThread extends Thread{
    private int ticketNum;  
    private String name;  
    public MyThread(String name,int ticketNum){
    	super("Thread:"+name);//线程名
        this.name =name; 
        this.ticketNum=ticketNum;
    }
    public void run(){
    	int tmp=this.ticketNum;
    	String threadName = Thread.currentThread().getName();
        for(int i =0;i<tmp;i++){  
            if(this.ticketNum>0){  
                System.out.println("ThreadName:"+threadName+" "+this.name+"剩余 "+(this.ticketNum--));  
            }  
        }  
    }  
}
class MyThread1 implements Runnable{  
    private int ticketNum =10;
    public void run(){
    	int tmp=this.ticketNum;
    	String threadName = Thread.currentThread().getName();
        for(int i =0;i<tmp;i++){  
            if(this.ticketNum>0){  
                System.out.println("ThreadName:"+threadName+" "+"剩余 "+(this.ticketNum--));  
            }  
        }  
    }  
} 
public class TestThread {  
    public static void main(String[] args) {  
        new MyThread("窗口1",3).start();
        new MyThread("窗口2",4).start();
        new MyThread("窗口3",2).start();
        MyThread1 mt = new MyThread1(); 
        new Thread(mt,"窗口4").start();
        new Thread(mt,"窗口5").start();
        new Thread(mt,"窗口6").start();
        
    }  
  
}