xx/inmind_web_project250913
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mybatis--快速入门

Browse Source
This commit is contained in:
xuxin
2025-10-26 11:59:59 +08:00
parent 927e8153d2
commit ba92493edc
12 changed files with 317 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
springboot-web-req-resp/src/main/java/com/inmind/SpringbootWebReqRespApplication.java
View File

@@ -2,6 +2,7 @@ package com.inmind;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.ComponentScan;
@SpringBootApplication
public class SpringbootWebReqRespApplication {

8
springboot-web-req-resp/src/main/java/com/inmind/controller/EmpController.java
View File

@@ -6,16 +6,22 @@ import com.inmind.service.EmpService;
import com.inmind.service.impl.EmpServiceImplA;
import com.inmind.utils.XmlParserUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Component;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.annotation.Resource;
import java.util.List;
@RestController
public class EmpController {
@Autowired //运行时，IOC容器会提供该类型的bean对象，并赋值给该变量---依赖注入
/*@Autowired //运行时，IOC容器会提供该类型的bean对象，并赋值给该变量---依赖注入
@Qualifier("empServiceImplB")//当依赖注入EmpService类型的bean对象时，优先使用@Qualifier书写的bean对象名称对应的对象
private EmpService empService;*/
@Resource(name = "empServiceImplA")
private EmpService empService;

1
springboot-web-req-resp/src/main/java/com/inmind/dao/impl/EmpDaoImplA.java
View File

@@ -3,7 +3,6 @@ package com.inmind.dao.impl;
import com.inmind.dao.EmpDao;
import com.inmind.pojo.Emp;
import com.inmind.utils.XmlParserUtils;
import org.springframework.stereotype.Component;
import org.springframework.stereotype.Repository;
import java.util.List;

2
springboot-web-req-resp/src/main/java/com/inmind/service/impl/EmpServiceImplA.java
View File

@@ -1,11 +1,9 @@
package com.inmind.service.impl;
import com.inmind.dao.EmpDao;
import com.inmind.dao.impl.EmpDaoImplA;
import com.inmind.pojo.Emp;
import com.inmind.service.EmpService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.stereotype.Service;
import java.util.List;

43
springboot-web-req-resp/src/main/java/com/inmind/service/impl/EmpServiceImplB.java Normal file
View File

@@ -0,0 +1,43 @@
package com.inmind.service.impl;
import com.inmind.dao.EmpDao;
import com.inmind.pojo.Emp;
import com.inmind.service.EmpService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Primary;
import org.springframework.stereotype.Service;
import java.util.List;
//@Component //将当前类交给IOC容器管理，成为IOC容器的bean--控制反转
@Service
//@Primary//当依赖注入EmpService类型的bean对象时，优先使用EmpServiceImplB
public class EmpServiceImplB implements EmpService {
@Autowired
private EmpDao empDao;
@Override
public List<Emp> listEmp() {
//业务层从dao层获取数据
List<Emp> emps = empDao.listEmp();
//2.对数据进行转换处理
emps.stream().forEach(emp->{
//处理性别
if (emp.getGender().equals("1")) {
emp.setGender("男生");
}else{
emp.setGender("女生");
}
//处理职务
if (emp.getJob().equals("1")) {
emp.setJob("班主任");
} else if ("2".equals(emp.getJob())) {
emp.setJob("讲师");
} else {
emp.setJob("辅导员");
}
});
return emps;
}
}