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IStuDAO.java

1 package com.lee.spring008.IOC.DI.MVC;2 3 public interface IStuDAO {4     public void saveStu();5 }

IStuService.java

1 package com.lee.spring008.IOC.DI.MVC;2 3 public interface IStuService {4     public void saveStu();5 }

PersonAction.java

1 package com.lee.spring008.IOC.DI.MVC; 2  3 public class PersonAction { 4  5     public IStuService stuService; 6  7     public void displaySave() { 8         stuService.saveStu(); 9     }10 11     public IStuService getStuService() {12         return stuService;13     }14 15     public void setStuService(IStuService stuService) {16         this.stuService = stuService;17     }18 19 }

StuDAOImpl.java

1 package com.lee.spring008.IOC.DI.MVC; 2  3 public class StuDAOImpl implements IStuDAO { 4  5     @Override 6     public void saveStu() { 7         System.out.println("dao: saving stu..."); 8     } 9 10 }

StuServiceImpl.java

1 package com.lee.spring008.IOC.DI.MVC; 2  3 public class StuServiceImpl implements IStuService { 4  5     public IStuDAO stuDAO; 6      7     @Override 8     public void saveStu() { 9         System.out.println("service: saving stu...");10         stuDAO.saveStu();11     }12 13     public IStuDAO getStuDAO() {14         return stuDAO;15     }16 17     public void setStuDAO(IStuDAO stuDAO) {18         this.stuDAO = stuDAO;19     }20 21 }

测试：

1 @Test2     public void testPersonAction() {3         ApplicationContext context = new ClassPathXmlApplicationContext("applicationContext.xml");4         PersonAction person = (PersonAction)context.getBean("personAction");5         person.displaySave();6     }

 

github地址：