Java Spring Tutorial -- autowire自动装配

来源：互联网发布：java驻场开发怎么样编辑：程序博客网时间：2024/05/29 18:11

文件结构：

package com.zxl.aop;import org.springframework.context.ApplicationContext;import org.springframework.context.support.ClassPathXmlApplicationContext;import com.zxl.aop.service.ShapeService;public class AppMain {/** * @param args */public static void main(String[] args) {// TODO Auto-generated method stubApplicationContext ctx=new ClassPathXmlApplicationContext("spring.xml");//ShapeService shapeService=(ShapeService)ctx.getBean("shapeService");ShapeService shapeService=ctx.getBean("shapeService",ShapeService.class);System.out.println(shapeService.getCircle().getName());}}

package com.zxl.aop.model;public class Circle {private String name;public String getName() {return name;}public void setName(String name) {this.name = name;}}

package com.zxl.aop.model;public class Triangle {private String name;public String getName() {return name;}public void setName(String name) {this.name = name;}}

package com.zxl.aop.service;import com.zxl.aop.model.Circle;import com.zxl.aop.model.Triangle;public class ShapeService {private Circle circle;private Triangle triangle;public Circle getCircle() {return circle;}public void setCircle(Circle circle) {this.circle = circle;}public Triangle getTriangle() {return triangle;}public void setTriangle(Triangle triangle) {this.triangle = triangle;}}

<?xml version="1.0" encoding="GBK"?><beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns="http://www.springframework.org/schema/beans"xsi:schemaLocation="http://www.springframework.org/schema/beanshttp://www.springframework.org/schema/beans/spring-beans-3.0.xsd">    <bean name="triangle" class="com.zxl.aop.model.Triangle">        <property name="name" value="triangle name"/>    </bean>        <bean name="circle" class="com.zxl.aop.model.Circle">        <property name="name" value="Circle name"/>    </bean>    <!-- autowire自动装配 -->    <bean name="shapeService" class="com.zxl.aop.service.ShapeService" autowire="byName" />      </beans>