用JAVA中的多线程示例生产者和消费者问题

package net.okren.java;//用JAVA中的多线程示例生产者和消费者问题class SynStack{private String[] products = new String[10];int index = 0;public String[] getProducts(){return products;}public synchronized void push(String product){if(index == products.length){try{wait();}catch(InterruptedException e){e.printStackTrace();}}notifyAll();products[index] = product;index++;}public synchronized String pop(){if(index == 0){try{wait();}catch(InterruptedException e){e.printStackTrace();}}notifyAll();index--;return products[index];}}class Producer implements Runnable{SynStack stack;public Producer(SynStack stack){this.stack = stack;}public void run(){for(int i = 0; i < stack.getProducts().length; i++){String product = "产品 " + i;stack.push(product);System.out.println("生产了 :" + product);try{Thread.sleep(200);}catch(InterruptedException e){e.printStackTrace();}}}}class Consumer implements Runnable{SynStack stack;public Consumer(SynStack stack){this.stack = stack;}public void run(){for(int i = 0; i < stack.getProducts().length; i++){String product = stack.pop();System.out.println("消费了： " + product);try{Thread.sleep(500);}catch(InterruptedException e){e.printStackTrace();}}}}public class JavaTest {public static void main(String[] args){SynStack stack = new SynStack();Producer p = new Producer(stack);Consumer c = new Consumer(stack);Thread t1 = new Thread(p);Thread t2 = new Thread(c);t1.start();t2.start();}}

 

转自：http://gmleegmlee.iteye.com/blog/471953