spring静态工厂

静态工厂: 用于生成实例对象 , 所有的方法必须是静态的

<bean id=""  class="工厂类的全限定名" factory-method="静态方法"></bean>

工厂类

public class MyBeanFactory {    public static UserService createUserService(){        return new UserServiceImpl();    }}

spring 配置

<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans"       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">       <bean id="userService" class="com.hx.lp.staticfactory.MyBeanFactory" factory-method="createUserService"></bean>       </beans>