スレッド例【4】

/**
 * 2010-10-26
 *  
 */
package com.thread;

public class Demo4 {

	public static void main(String[] args) {

		Pig pig=new Pig(10);
		Bird bird=new Bird(10);
		Thread tp=new Thread(pig);
		Thread tb=new Thread(bird);
		tp.start();
		tb.start();
	}

}

// ， 
class Pig implements Runnable{

	int n=0;
	int time=0;
	public Pig(int n){
		this.n=n;
	}

	public void run() {

		while(true){
			try {
				Thread.sleep(100);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
			time++;
			System.out.println(" "+time+" ，hello world");
			if(time==n){
				break;
			}
		}
		
	}
	
}

class Bird implements Runnable{

	int n=0;
	int time=0;
	int sum=0;
	
	public Bird(int n){
		this.n=n;
	}
	
	public void run() {

		while(true){
			try {
				Thread.sleep(1000);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
			
			sum+=(++time);
			System.out.println(" "+sum);
			if(time==n){
				System.out.println(" "+sum);
				break;
			}
		}
	}
	
}