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员工管理案例--web三层架构-分层解耦-IOC&DI

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xuxin
2025-09-27 15:24:51 +08:00
parent 53919a3c03
commit 927e8153d2
3 changed files with 15 additions and 29 deletions
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32
springboot-web-req-resp/src/main/java/com/inmind/controller/EmpController.java
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@@ -5,6 +5,8 @@ import com.inmind.pojo.Result;
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.stereotype.Component;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@@ -12,36 +14,10 @@ import java.util.List;
@RestController
public class EmpController {
private EmpService empService = new EmpServiceImplA();
/*@RequestMapping("/listEmp")
public Result listEmp(){
//1.加载并解析emp.xml
//绝对据路径
// String file = "D:\\workspace_idea\\inmind_web_project250913\\springboot-web-req-resp\\src\\main\\resources\\emp.xml";
String file = this.getClass().getClassLoader().getResource("emp.xml").getFile();
List<Emp> emps = XmlParserUtils.parse(file, Emp.class);
@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
private EmpService empService;
//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");
}else{
emp.setGender("女");
}
//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");
}
});
//3.响应员工数据集合
return Result.success(emps);
}*/
@RequestMapping("/listEmp")
public Result listEmp(){

4
springboot-web-req-resp/src/main/java/com/inmind/dao/impl/EmpDaoImplA.java
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@@ -3,9 +3,13 @@ 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;
//Dao层数据访问的操作
//@Component
@Repository
public class EmpDaoImplA implements EmpDao {
@Override
public List<Emp> listEmp() {

8
springboot-web-req-resp/src/main/java/com/inmind/service/impl/EmpServiceImplA.java
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@@ -4,11 +4,17 @@ 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;
//@Component //将当前类交给IOC容器管理，成为IOC容器的bean--控制反转
@Service
public class EmpServiceImplA implements EmpService {
private EmpDao empDao = new EmpDaoImplA();
@Autowired
private EmpDao empDao;
@Override
public List<Emp> listEmp() {