吴裕雄--天生自然轻量级JAVA EE企业应用开发Struts2Sping4Hibernate整合开发学习笔记：Spring_AppConfig

<?xml version="1.0" encoding="GBK"?>
<project name="spring" basedir="." default="">
    <property name="src" value="src"/>
    <property name="dest" value="classes"/>

    <path id="classpath">
        <fileset dir="../../lib">
            <include name="**/*.jar"/>
        </fileset>
        <pathelement path="${dest}"/>
    </path>

    <target name="compile" description="Compile all source code">
        <delete dir="${dest}"/>
        <mkdir dir="${dest}"/>
        <copy todir="${dest}">
            <fileset dir="${src}">
                <exclude name="**/*.java"/>
            </fileset>        
        </copy>
        <javac destdir="${dest}" debug="true" includeantruntime="yes"
            deprecation="false" optimize="false" failonerror="true">
            <src path="${src}"/>
            <classpath refid="classpath"/>
            <compilerarg value="-Xlint:deprecation"/>
        </javac>
    </target>

    <target name="run" description="Run the main class" depends="compile">
        <java classname="lee.BeanTest" fork="yes" failonerror="true">
            <classpath refid="classpath"/>
        </java>
    </target>

</project>

<?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/beans
    http://www.springframework.org/schema/beans/spring-beans-4.0.xsd">
    <!-- 配置chinese实例，其实现类是Chinese -->
    <bean id="chinese" class="org.crazyit.app.service.impl.Chinese">
        <!-- 驱动Spring执行setAxe()方法，以容器中id为stoneAxe的Bean为参数 -->
        <property name="axe" ref="stoneAxe"/>
        <!-- 驱动Spring执行setName()方法，以字符串"孙悟空"为参数 -->
        <property name="name" value="孙悟空"/>
    </bean>
    <!-- 配置stoneAxe实例，其实现类是StoneAxe -->
    <bean id="stoneAxe" class="org.crazyit.app.service.impl.StoneAxe"/>
    <!-- 配置steelAxe实例，其实现类是SteelAxe -->
    <bean id="steelAxe" class="org.crazyit.app.service.impl.SteelAxe"/>
</beans>

package lee;

import org.springframework.context.*;
import org.springframework.context.support.*;
import org.springframework.context.annotation.*;

import org.crazyit.app.service.*;
import org.crazyit.app.config.*;
/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee kongyeeku@163.com
 * @version  1.0
 */
public class BeanTest
{
    public static void main(String[] args)throws Exception
    {
        // 创建Spring容器
        ApplicationContext ctx = new
            AnnotationConfigApplicationContext(AppConfig.class);
//        ApplicationContext ctx = new
//            ClassPathXmlApplicationContext("beans.xml");
        // 获取chinese 实例
        Person p = ctx.getBean("chinese" , Person.class);
        // 调用useAxe()方法
        p.useAxe();
    }
}

package org.crazyit.app.config;

import org.springframework.context.annotation.*;
import org.springframework.beans.factory.annotation.*;

import org.crazyit.app.service.*;
import org.crazyit.app.service.impl.*;
/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee kongyeeku@163.com
 * @version  1.0
 */
@Configuration
public class AppConfig
{
    // 相当于定义一个名为personName的变量，其值为"孙悟空"
    @Value("孙悟空") String personName;
    // 配置一个Bean：chinese
    @Bean(name="chinese")
    public Person person()
    {
        Chinese p = new Chinese();
        p.setAxe(stoneAxe());
        p.setName(personName);
        return p;
    }
    // 配置Bean：stoneAxe
    @Bean(name="stoneAxe")
    public Axe stoneAxe()
    {
        return new StoneAxe();
    }
    // 配置Bean：steelAxe
    @Bean(name="steelAxe")
    public Axe steelAxe()
    {
        return new SteelAxe();
    }
}

package org.crazyit.app.service;

/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee kongyeeku@163.com
 * @version  1.0
 */
public interface Axe
{
    // Axe接口里有个砍的方法
    public String chop();
}

package org.crazyit.app.service;

/**
 * Description:
 * <br/>网站: <a href="http://www.crazyit.org">疯狂Java联盟</a>
 * <br/>Copyright (C), 2001-2016, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee kongyeeku@163.com
 * @version  1.0
 */
public interface Person
{
    // 定义一个使用斧子的方法
    public void useAxe();
}