thread1.java

包括了许多源码,多线程,不用第三方变量交换变量值等源码

public class Thread1 {
	int i=10;
	add ad;
	minus mi;
	/**
	 * @param args
	 */
	public Thread1(){
		ad =new add(this);
		mi=new minus(this);
	}
	
	public synchronized void add1(){
		while(true){
		i++;
		System.out.println("add:"+Integer.toString(i));
		if (i > 1500)
			break;
		}
	}
	public synchronized void minus1(){
		while(true){
		i--;
		System.out.println("minus:"+Integer.toString(i));
		if (i < -1500)
			break;
		}
	}
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Thread1 td=new Thread1();
		td.ad.start();
		td.mi.start();
		
		
		
	}
	
	class add extends Thread{
		Thread1 td;
		public add(Thread1 td){
			this.td=td;
		}
		public void run(){
			
			td.add1();
			
		}
	}

	class minus extends Thread{
		Thread1 td;
		public minus(Thread1 td){
			this.td=td;
		}
		public void run(){
			
			td.minus1();
			
		
		}
	}
	
}