员工管理案例--web三层架构-分层解耦-IOC&DI
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@@ -5,6 +5,8 @@ import com.inmind.pojo.Result;
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import com.inmind.service.EmpService;
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import com.inmind.service.EmpService;
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import com.inmind.service.impl.EmpServiceImplA;
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import com.inmind.service.impl.EmpServiceImplA;
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import com.inmind.utils.XmlParserUtils;
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import com.inmind.utils.XmlParserUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import org.springframework.web.bind.annotation.RestController;
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@@ -12,36 +14,10 @@ import java.util.List;
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@RestController
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@RestController
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public class EmpController {
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public class EmpController {
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private EmpService empService = new EmpServiceImplA();
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/*@RequestMapping("/listEmp")
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@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
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public Result listEmp(){
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private EmpService empService;
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//1.加载并解析emp.xml
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//绝对据路径
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// String file = "D:\\workspace_idea\\inmind_web_project250913\\springboot-web-req-resp\\src\\main\\resources\\emp.xml";
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String file = this.getClass().getClassLoader().getResource("emp.xml").getFile();
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List<Emp> emps = XmlParserUtils.parse(file, Emp.class);
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//2.对数据进行转换处理
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emps.stream().forEach(emp->{
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//处理性别
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if (emp.getGender().equals("1")) {
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emp.setGender("男");
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}else{
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emp.setGender("女");
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}
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//处理职务
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if (emp.getJob().equals("1")) {
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emp.setJob("班主任");
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} else if ("2".equals(emp.getJob())) {
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emp.setJob("讲师");
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} else {
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emp.setJob("辅导员");
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}
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});
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//3.响应员工数据集合
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return Result.success(emps);
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}*/
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@RequestMapping("/listEmp")
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@RequestMapping("/listEmp")
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public Result listEmp(){
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public Result listEmp(){
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@@ -3,9 +3,13 @@ package com.inmind.dao.impl;
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import com.inmind.dao.EmpDao;
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import com.inmind.dao.EmpDao;
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import com.inmind.pojo.Emp;
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import com.inmind.pojo.Emp;
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import com.inmind.utils.XmlParserUtils;
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import com.inmind.utils.XmlParserUtils;
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import org.springframework.stereotype.Component;
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import org.springframework.stereotype.Repository;
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import java.util.List;
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import java.util.List;
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//Dao层数据访问的操作
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//Dao层数据访问的操作
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//@Component
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@Repository
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public class EmpDaoImplA implements EmpDao {
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public class EmpDaoImplA implements EmpDao {
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@Override
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@Override
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public List<Emp> listEmp() {
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public List<Emp> listEmp() {
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@@ -4,11 +4,17 @@ import com.inmind.dao.EmpDao;
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import com.inmind.dao.impl.EmpDaoImplA;
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import com.inmind.dao.impl.EmpDaoImplA;
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import com.inmind.pojo.Emp;
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import com.inmind.pojo.Emp;
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import com.inmind.service.EmpService;
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import com.inmind.service.EmpService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import org.springframework.stereotype.Service;
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import java.util.List;
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import java.util.List;
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//@Component //将当前类交给IOC容器管理,成为IOC容器的bean--控制反转
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@Service
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public class EmpServiceImplA implements EmpService {
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public class EmpServiceImplA implements EmpService {
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private EmpDao empDao = new EmpDaoImplA();
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@Autowired
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private EmpDao empDao;
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@Override
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@Override
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public List<Emp> listEmp() {
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public List<Emp> listEmp() {
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