pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.geyao</groupId>
<artifactId>spring01geyao</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.13.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>3.2.0.RELEASE</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>4.3.4.RELEASE</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>4.3.4.RELEASE</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>applictioncontext.xml
<?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.xsd">
<!--
bean元素：描述当前的对象需要由spring容器管理
id属性：标识对象 未来在应用程序中可以根据id获取对象
class对象：被管理的对象的全名
-->
<bean name="compactDisc1 compactDisc12" class="com.geyao.demo.soundSystem.CompactDisc"></bean>
<bean name="compactDisc2" class="com.geyao.demo.soundSystem.CompactDisc"></bean>
<bean name="cdPlayer1" class="com.geyao.demo.soundSystem.CDPlayer">
<constructor-arg ref="compactDisc1"/>
</bean>
</beans>log4j.properties
### 设置###
log4j.rootLogger = ERROR,stdout
### 输出信息到控制抬 ###
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern = [%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n
log4j.category.org.springframework.beans.factory=ERRORCompactDisc类
import com.geyao.demo.soundSystem.CompactDisc;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class ApplicationSpring {
public static void main(String[] args){
System.out.println("Application ");
ClassPathXmlApplicationContext context=new ClassPathXmlApplicationContext("applicationContext.xml");
CompactDisc cd=context.getBean(CompactDisc.class);
cd.play();
}
}cdplayer类
package com.geyao.demo.soundSystem;
public class CDPlayer {
private CompactDisc cd;
public CDPlayer() {
super();
System.out.println("cdplayer的构造方法"+this.toString());
}
public CDPlayer(CompactDisc cd){
this.cd=cd;
System.out.println("cdplayer的有残构造方法");
}
public void play(){
cd.play();
}
}ApplicationSpring类
import com.geyao.demo.soundSystem.CompactDisc;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class ApplicationSpring {
public static void main(String[] args){
System.out.println("Application ");
ClassPathXmlApplicationContext context=new ClassPathXmlApplicationContext("applicationContext.xml");
CompactDisc cd1=(CompactDisc) context.getBean("compactDisc1");
CompactDisc cd2=(CompactDisc) context.getBean("compactDisc2");
cd1.play();
cd2.play();
}
}appTest类
package com.geyao.demo.souundSystem;
import com.geyao.demo.soundSystem.CompactDisc;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:applicationContext.xml")
public class AppTest {
@Autowired
private CompactDisc compactDisc1;
@Autowired
private CompactDisc compactDisc12;
@Test
public void testApp(){
compactDisc1.play();
compactDisc12.play();
}
}
CDplayerTest
package com.geyao.demo.souundSystem;
import com.geyao.demo.soundSystem.CDPlayer;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:applicationContext.xml")
public class CDplayerTest {
@Autowired
private CDPlayer cdPlayer1;
@Test
public void test01(){
cdPlayer1.play();
}
}
运行结果
compactdisc构造函数
compactdisc构造函数
cdplayer的有残构造方法
播放cd音乐com.geyao.demo.soundSystem.CompactDisc@4b741d6d
