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2021-05-09

2021-05-09 23:58:14  阅读:127  来源: 互联网

标签:05 employees 09 employee 2021 import Employee new com


package com.kuang.dao;

import com.kuang.pojo.Department;
import com.kuang.pojo.Employee;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

//员工dao
@Repository //被string托管
public class EmployeeDao {

    //模拟数据库中的数据
    private static Map<Integer, Employee> employees= null;
    //员工所属的部门
    @Autowired
    private DepartmentDao departmentDao;
    static {
        employees = new HashMap<Integer,Employee>(); //创建一个部门表

        employees.put(1001,new Employee(  1001,"AA","1622840727@qq.com",1,new Department(101,"教学部")));
        employees.put(1002,new Employee(  1002,"BB","2622840727@qq.com",0,new Department(102,"市场部")));
        employees.put(1003,new Employee(  1003,"CC","4622840727@qq.com",1,new Department(103,"教研部")));
        employees.put(1004,new Employee(  1004,"DD","5628440727@qq.com",0,new Department(104,"运营部")));
        employees.put(1005,new Employee(  1005,"FF","6022840727@qq.com",1,new Department(105,"后勤部")));
    }
    //主键自增
    private static Integer ininId = 1006;
    //增加一个员工
    public void save(Employee employee){
        if(employee.getId() == null){
            employee.setId(ininId++);
        }
        employee.setDepartment(departmentDao.getDepartmentById(employee.getDepartment().getId()));
        employees.put(employee.getId(),employee);
    }
    //查询全部的员工
    public Collection<Employee>getALL(){
         return employees.values();
    }

    //通过id查询员工
    public Employee getEmployeeById(Integer id){
        return employees.get(id);
    }

    //删除一个员通过id
    public void delete(Integer id){
        employees.remove(id);
    }
}

 

标签:05,employees,09,employee,2021,import,Employee,new,com
来源: https://blog.csdn.net/hopana/article/details/116573414

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