Spring_通过注解配置 Bean(1)
beans-annotation.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:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd">
<!-- 指定spring IOC 容器扫描的包 -->
<!-- 可以通过 resource-pattern 指定扫描的资源 -->
<!--
<context:component-scan
base-package="com.hy.spring.beans.annotation"
resource-pattern="repository/*.class">
</context:component-scan>
-->
<!-- context:exclude-filter 子节点指定排除哪些指定表达式的组件 -->
<!-- context:include-filter 子节点指定包含哪些表达式的组件，该节点需要 use-default-filters 配合使用-->
<context:component-scan
base-package="com.hy.spring.beans.annotation"
use-default-filters="false">
<!--
<context:exclude-filter type="annotation"
expression="org.springframework.stereotype.Repository"/>
-->
<!-- <context:include-filter type="annotation"
expression="org.springframework.stereotype.Repository"/>
-->
<!-- <context:exclude-filter type="assignable"
expression="com.hy.spring.beans.annotation.repository.UserRepository"/>
-->
<context:include-filter type="assignable"
expression="com.hy.spring.beans.annotation.repository.UserRepository"/>
</context:component-scan>
</beans>
TestObject.java
package com.hy.spring.beans.annotation;
import org.springframework.stereotype.Component;
@Component
public class TestObject {
}
UserController.java
package com.hy.spring.beans.annotation.controller;
import org.springframework.stereotype.Controller;
@Controller
public class UserController {
public void execute(){
System.out.println("UserController execute....");
}
}
UserRepository.java
package com.hy.spring.beans.annotation.repository;
public interface UserRepository {
public void save();
}
UserRepositoryImpl.java
package com.hy.spring.beans.annotation.repository;
import org.springframework.stereotype.Repository;
@Repository("userRepository")
public class UserRepositoryImpl implements UserRepository{
public void save() {
System.out.println("UserRepositoryImpl save....");
}
}
UserService.java
package com.hy.spring.beans.annotation.service;
import org.springframework.stereotype.Service;
@Service
public class UserService {
public void add(){
System.out.println("UserService add...");
}
}
