package com.zhoutenghn;

public class Thread4 implements Runnable {
	int b = 100;

	public synchronized void m1() {
		b = 1000;
		try {
			Thread.sleep(10000);
		} catch (Exception e) {
		}
		System.out.println("b1 = " + b);
	}

	public synchronized void m2() {
		b = 2000;
		// try {
		// Thread.sleep(5000);
		// }catch (Exception e ){}
		System.out.println("b2 = " + b);
	}

	public void run() {
		m1();
	}

	public static void main(String[] args) {
		Thread4 t = new Thread4();
		Thread tt = new Thread(t);
		tt.start();// 這個調用 m1（）方法速度要慢一點
		// try {
		// Thread.sleep(1000);
		// }catch (Exception e ){
		// }
		t.m2();
	}

}