Spring学习之编程式使用IOC容器
<?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-3.0.xsd"><bean id="student" value="1001"></property><property name="name" value="zhangsan"></property></bean></beans>
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?? 测试代码
package com.spring.test;import org.apache.log4j.Logger;import org.springframework.beans.factory.support.DefaultListableBeanFactory;import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;import org.springframework.core.io.ClassPathResource;import com.model.Student;public class Test001 { private static final Logger logger = Logger.getLogger(Test001.class); public static void main(String[] args) { // 资源抽象文件，包含Bean的定义信息 ClassPathResource res = new ClassPathResource("applicationContext.xml"); // Bean工厂的IOC容器 DefaultListableBeanFactory factory = new DefaultListableBeanFactory(); // BeanDefinition读取器，默认将Bean的定义存放到factory中 XmlBeanDefinitionReader reader = new XmlBeanDefinitionReader(factory); // 将资源抽象文件里面的Bean存放到factory中去 reader.loadBeanDefinitions(res); // 从IOC里面获取Bean Student stu = (Student) factory.getBean("student"); logger.error("id:" + stu.getId() + ";name:" + stu.getName()); }}?
