public class OrderServiceTest {public static void main(String[] args) {// OrderServiceImpl order = new OrderServiceImpl();// １最常見創建實例// PaymentService weixin = new WeiXinPaymentServiceImpl();//　２自定義的方式－反射創建實例 // String payPath = "com.payment.impl.WeiXinPaymentServiceImpl"; // PaymentService pay = Class.forName(payPath); // order.setPaymentService(pay);//　3spring注入// 通過文件路徑來獲取ApplicationContext ac = new FileSystemXmlApplicationContext("src/applicationContext.xml");OrderServiceImpl orderSe;orderSe = (OrderServiceImpl)ac.getBean("orderService");PaymentService s1 = (PaymentService) ac.getBean("paymentService");System.out.println(orderSe.pay());}

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