thread2.java

java关于线程的一些实例

import java.lang.*;
class SumThread extends Thread{
	int var1,var2;
	long sum;
	SumThread(int i1,int i2){
		var1=i1;
		var2=i2;
	}
	long getSum(){
		return sum;
	}
	public void run(){
		for(int i=var1;i<=var2;i++){
			sum+=i;
		}
	}
}
public class Thread2{
	public static void main(String[] args){
		SumThread st=new SumThread(1,1000);
		st.start();
		try{
		st.join();
		}catch(InterruptedException e){}
		System.out.println(st.getSum());
	}
}