目录结构
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" xmlns:c="http://www.springframework.org/schema/c"
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 id="music1" class="com.geyao.demo.soundSystem.Music">
<constructor-arg value="i do 1"/>
<constructor-arg value="270"/>
</bean>
<bean id="music2" class="com.geyao.demo.soundSystem.Music">
<constructor-arg value="i do 2"/>
<constructor-arg value="270"/>
</bean>
<bean id="music3" class="com.geyao.demo.soundSystem.Music">
<constructor-arg value="i do 3"/>
<constructor-arg value="270"/>
</bean>
<bean id="compactDisc1" class="com.geyao.demo.soundSystem.CompactDisc">
<constructor-arg name="title" value="I Do"/>
<constructor-arg name="artist" value="莫文蔚"/>
<constructor-arg name="tracks">
<array>
<!--<value>i do 1</value>
<value>i do 2</value>
<value>i do 3</value>
<ref bean="music1"/>
<ref bean="music2"/>
<ref bean="music3"/>
<ref bean="music3"/>
<entry key="m1" value-ref="music1"/>
<entry key="m2" value-ref="music2"/>
<entry key="m3" value-ref="music3"/> -->
<ref bean="music1"/>
<ref bean="music2"/>
<ref bean="music3"/>
</array>
</constructor-arg>
</bean>
</beans>
<!-- <bean name="compactDisc2" class="com.geyao.demo.soundSystem.CompactDisc"></bean>
<bean name="cdPlayer1" class="com.geyao.demo.soundSystem.CDPlayer">
<constructor-arg ref="compactDisc1"/>
</bean>
<bean name="cdPlayer2" class="com.geyao.demo.soundSystem.CDPlayer" c:cd-ref="compactDisc2">
</bean>-->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
package com.geyao.demo.soundSystem;
import java.util.List;
import java.util.Set;
public class CompactDisc {
private String title;
private String artist;
private Set<Music> tracks;
public CompactDisc() {
super();
System.out.println("compactdisc构造函数");
}
public CompactDisc(String title,String artist){
this.title =title;
this.artist=artist;
System.out.println("compactDisc的有残构造函数"+this.toString());
}
public CompactDisc(String title, String artist, Set<Music> tracks) {
this.title = title;
this.artist = artist;
this.tracks = tracks;
System.out.println("s三个方法的构造函数");
}
public void play(){
System.out.println("播放cd音乐"+this.toString()+""+this.title+""+this.artist);
for(Music track:this.tracks){
System.out.println("音乐"+track.getTitle()+"时长"+track.getDuration());
}
}
}Music类
package com.geyao.demo.soundSystem;
public class Music {
private String title;
private Integer duration;
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public Integer getDuration() {
return duration;
}
public void setDuration(Integer duration) {
this.duration = duration;
}
public Music() {
super();
}
public Music(String title, Integer duration) {
this.title = title;
this.duration = duration;
}
}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.beans.factory.annotation.Qualifier;
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;
//@Autowired
//@Qualifier("compacDisc2")
// private CompactDisc compactDisc3;
@Test
public void testApp(){
compactDisc1.play();
// compactDisc12.play();
// compactDisc3.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;
@Autowired
private CDPlayer cdPlayer2;
@Test
public void test01(){
cdPlayer1.play();
}
@Test
public void test02(){
cdPlayer1.play();
}
}
运行结果
s三个方法的构造函数
播放cd音乐com.geyao.demo.soundSystem.CompactDisc@48bb62I Do莫文蔚
音乐i do 1时长270
音乐i do 2时长270
音乐i do 3时长270
