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Spring泛型依赖注入

时间:2016-12-21 23:59:30      阅读:396      评论:0      收藏:0      [点我收藏+]

标签:public   pos   class   依赖   frame   protected   cte   ica   autowire   

1、定义基础仓库

package com.spring.generic.di;

public class BaseRepository<T> {

}

2、定义基础服务层

 
package com.spring.generic.di;

import org.springframework.beans.factory.annotation.Autowired;

public class BaseService<T> {

    @Autowired
    protected BaseRepository<T> repository;
    
    public void add(){
        System.out.println("add...");
        System.out.println(repository);
    }
}
 

3、定义User服务层

 
package com.spring.generic.di;

import org.springframework.stereotype.Service;

@Service
public class UserService extends BaseService<User>{
    
}
 

4、定义仓库服务层

 
package com.spring.generic.di;

import org.springframework.stereotype.Repository;

@Repository
public class UserRepository extends BaseRepository<User>{
    
}
 

5、测试类

 
package com.spring.generic.di;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class Main {
    public static void main(String[] args) {
        ApplicationContext ctx = new ClassPathXmlApplicationContext("bean-generic.xml");
        
        UserService userService = (UserService)ctx.getBean("userService");
        userService.add();
    }
}
 

 

Spring泛型依赖注入

标签:public   pos   class   依赖   frame   protected   cte   ica   autowire   

原文地址:http://www.cnblogs.com/longronglang/p/6209354.html

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