多线程：模拟烧茶的过程：
/** * * 模拟烧茶的过程： * 1）烧水 * 2）需要茶叶的时候发现没茶叶，叫eric去买（没有茶叶，需要买） * 3）需要杯子的时候发现没杯子，叫meten去买（没有杯子，需要买） * 4）放茶叶 * 5）倒水 * @author 够潮 * */public class Demo12 {/** * @param args */public static void main(String[] args) {BurnTea bt = new BurnTea("够潮");bt.start();}}/** * 管理线程 * @author 够潮 * */class BurnTea extends Thread{public BurnTea(String name){super(name);}@Overridepublic void run() {System.out.println(this.getName() +"烧水");System.out.println(this.getName()+"发现没有茶叶了，叫eric去买");TeaThread teaThread = new TeaThread("eric");try {teaThread.start();teaThread.join();//买茶叶} catch (InterruptedException e) {// TODO Auto-generated catch blocke.printStackTrace();}System.out.println(this.getName()+"发现没有茶杯了，meten去买");TeaCupThread teaCupThread = new TeaCupThread("meten");try {teaCupThread.start();teaCupThread.join();//买茶杯} catch (InterruptedException e) {// TODO Auto-generated catch blocke.printStackTrace();}System.out.println(this.getName()+"放茶叶");System.out.println(this.getName()+"倒水");System.out.println(this.getName()+"烧好茶了");}}/** * 买茶叶模拟线程 * @author 够潮 * */class TeaThread extends Thread{public TeaThread(String name ){super(name);}@Overridepublic void run() {System.out.println(this.getName() +"去买茶叶啦");try {Thread.sleep(1000);} catch (InterruptedException e) {// TODO Auto-generated catch blocke.printStackTrace();}System.out.println(this.getName()+"买茶叶回来啦");}}/** * 没茶杯模拟线程 * @author 够潮 * */class TeaCupThread extends Thread{public TeaCupThread(String name ){super(name);}@Overridepublic void run() {System.out.println(this.getName() +"去买茶杯啦");try {Thread.sleep(1000);} catch (InterruptedException e) {// TODO Auto-generated catch blocke.printStackTrace();}System.out.println(this.getName()+"买茶杯回来啦");}}?