<?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"> <bean id="steelAxe" class="org.crazyit.app.service.impl.SteelAxe"/> <!-- 配置chinese Bean,使用init-method="init" 指定该Bean所有属性设置完成后,自动执行init方法 --> <bean id="chinese" class="org.crazyit.app.service.impl.Chinese" init-method="init"> <property name="axe" ref="steelAxe"/> </bean> </beans>
package lee; import org.springframework.context.*; import org.springframework.context.support.*; import 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 class BeanTest { public static void main(String[] args)throws Exception { ApplicationContext ctx = new ClassPathXmlApplicationContext("beans.xml"); Person p = ctx.getBean("chinese" , Person.class); p.useAxe(); } }
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 { 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 { public void useAxe(); }
package org.crazyit.app.service.impl; import org.springframework.beans.factory.InitializingBean; import org.springframework.beans.factory.*; import org.springframework.context.*; import 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 class Chinese implements Person , InitializingBean , BeanNameAware, ApplicationContextAware { private Axe axe; public void setBeanName(String beanName) { System.out.println("===setBeanName==="); } public void setApplicationContext(ApplicationContext ctx) { System.out.println("===setApplicationContext==="); } public Chinese() { System.out.println("Spring实例化主调bean:Chinese实例..."); } // axe的setter方法 public void setAxe(Axe axe) { System.out.println("Spring调用setAxe()执行依赖注入..."); this.axe = axe; } public void useAxe() { System.out.println(axe.chop()); } // 测试用的初始化方法 public void init() { System.out.println("正在执行初始化方法 init..."); } // 实现InitializingBean接口必须实现的方法 public void afterPropertiesSet() throws Exception { System.out.println("正在执行初始化方法 afterPropertiesSet..."); } }
package org.crazyit.app.service.impl; import 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 class SteelAxe implements Axe { public SteelAxe() { System.out.println("Spring实例化依赖bean:SteelAxe实例..."); } public String chop() { return "钢斧砍柴真快"; } }