Bean定义
<?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" class="com.model.Student"> <property name="id" value="1001"></property> <property name="name" value="zhangsan"></property> </bean> </beans>
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());
}
}