1.创建Maven项目,项目名称springdemo42,如图所示
2.配置Maven,修改项目中的pom.xml文件,修改内容如下
<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>1.0.0</modelVersion>
<groupId>shequ</groupId>
<artifactId>springdemo13</artifactId>
<version>0.0.1-SNAPSHOT</version>
<properties>
<java.version>1.7</java.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
</properties>
<repositories>
<repository>
<id>codelds</id>
<url>https://code.lds.org/nexus/content/groups/main-repo</url>
</repository>
</repositories>
<dependencies>
<dependency>
<groupId>javax.annotation</groupId>
<artifactId>jsr250-api</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>4.1.4.RELEASE</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.10</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>4.1.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.1.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.1.4.RELEASE</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.34</version>
</dependency>
</dependencies>
<build/>
</project>
3.在src/main/java下创建实体Bean Forum,包名(com.mycompany.shequ.bean)如图所示
4.实体Bean Forum的内容如下
package com.mycompany.shequ.bean;
public class Forum {
private int fid;
private String name;
private int displayOrder;
public int getDisplayOrder() {
return displayOrder;
}
public void setDisplayOrder(int displayOrder) {
this.displayOrder = displayOrder;
}
public int getFid() {
return fid;
}
public void setFid(int fid) {
this.fid = fid;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@Override
public String toString() {
return "{fid=>"+this.fid+",name=>"+this.name+",displayOrder=>"+this.displayOrder+"}";
}
}
5.在src/main/java下创建接口IForumService,包名(com.mycompany.shequ.service)如图所示
6.接口IForumService的内容如下
package com.mycompany.shequ.service;
import com.mycompany.shequ.bean.Forum;
public interface IForumService {
public Forum findForumById(int fid);
}
7.在src/main/java下创建接口IForumService的实现类ForumServiceImpl,包名(com.mycompany.shequ.service.impl)如图所示
8.接口IForumService的实现类ForumServiceImpl的内容如下
package com.mycompany.shequ.service.impl;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import com.mycompany.shequ.bean.Forum;
import com.mycompany.shequ.service.IForumService;
public class ForumServiceImpl implements IForumService {
@PreDestroy
public void destroyMethod(){
System.out.println("destroy-method");
}
@PostConstruct
public void initMethod(){
System.out.println("init-method");
}
public Forum findForumById(int fid) {
Forum forum = new Forum();
forum.setName("init-method 与 destroy-method");
return forum;
}
}
9.在src/main/resource下创建bean的配置文件spring-bean.xml,如图所示
10.配置文件spring-bean.xml的内容如下
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util-4.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.0.xsd
">
<context:annotation-config />
<bean id="forumservicebean" class="com.mycompany.shequ.service.impl.ForumServiceImpl">
</bean>
</beans>
11.在src/main/resource下创建核心的配置文件applicationContext.xml,如图所示
12.核心的配置文件applicationContext.xml的内容如下
<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-4.0.xsd">
<import resource="bean/spring-bean.xml"/>
</beans>
13.在src/test/java下创建测试文件AppTest,包名(com.mycompany.shequ.test)如图所示
14.测试文件AppTest的内容如下
package com.mycompany.shequ.test;
import org.junit.Test;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.mycompany.shequ.service.IForumService;
public class AppTest {
@Test
public void beanTest(){
ConfigurableApplicationContext context = new
ClassPathXmlApplicationContext("applicationContext.xml");
IForumService forumService = (IForumService)context.getBean("forumservicebean");
System.out.println(forumService.findForumById(1));
context.close();
}
}
15.在测试类AppTest的beanTest方法上右键运行,输出结果如图所示