大数据正式39

大数据正式39

国际物汇通商贸项目 》 系统管理

• 一睹为快 -
• 流程

国际物汇通商贸项目 》 系统管理 》 部门管理

• 一睹为快
• 流程

国际物汇通商贸项目 》 系统管理 》 用户管理

• 一睹为快
• 流程

国际物汇通商贸项目 》 系统管理 》 角色管理

• 一睹为快
• 流程

以部门管理为例介绍

• 控制层【部分展示】

  package com.peng.controller;
  
  import java.util.List;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.beans.factory.annotation.Qualifier;
  import org.springframework.stereotype.Controller;
  import org.springframework.ui.Model;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestParam;
  
  import com.peng.pojo.Dept;
  import com.peng.service.DeptService;
  
  @Controller(value = "deptServlet")
  @RequestMapping(value = "/sysadmin/dept")
  public class DeptController {
      @Autowired
      @Qualifier(value = "deptService")
      private DeptService deptService;
  
      @RequestMapping("/list")
      public String findAllAction(Model model) {
          List deptList = deptService.findAll();
          model.addAttribute("deptList", deptList);
          return "/sysadmin/dept/jDeptList";
      }
  
      // 点击“启用”按钮，实现禁用按钮--批量操作--非必传参数
      @RequestMapping("/stop")
      public String stop(@RequestParam(name = "deptId", required = false) String[] deptIds) {
          if (deptIds != null) {
              deptService.changeState(0, deptIds);
          }
          return "redirect:/sysadmin/dept/list";
      }
  
      // 点击“禁用”按钮，实现启用按钮--批量操作--非必传参数
      @RequestMapping("/start")
      public String start(@RequestParam(name = "deptId", required = false) String[] deptIds) {
          if (deptIds != null) {
              deptService.changeState(1, deptIds);
          }
          return "redirect:/sysadmin/dept/list";
      }
  
      // 点击“删除”按钮--批量操作--非必传参数
      @RequestMapping("/delete")
      public String delete(@RequestParam(name = "deptId", required = false) String[] deptIds) {
          if (deptIds != null) {
              deptService.deleteDeptByIds(deptIds);
          }
          return "redirect:/sysadmin/dept/list";
      }
  
      // 点击“新增”按钮--增加部门
      @RequestMapping("/tocreate")
      public String tocreate(Model model) {
          List deptList = deptService.findAll();
          model.addAttribute("deptList", deptList);
          return "/sysadmin/dept/jDeptCreate";
      }
  
      // 点击“增加”按钮--保存部门
      @RequestMapping("/save")
      public String save(Model model, Dept dept) {
          try {
              deptService.saveDept(dept);
              return "redirect:/sysadmin/dept/list";
          } catch (Exception e) {
              List deptList = deptService.findAll();
              model.addAttribute("deptList", deptList);
              model.addAttribute("save_error", "新增失败,可能是部门编号重复了！");
              return "/sysadmin/dept/jDeptCreate";
          }
      }
  
      // 点击“修改”按钮
      @RequestMapping("/toupdate")
      public String toUpdate(Model model, @RequestParam(name = "deptId", required = false) String[] deptIds) {
          String deptId = deptIds != null ? deptIds[0] : null;// 只获取第一个
          if (deptId == null || "".equals(deptId)) {
              model.addAttribute("error_up", "请选择一个部门");
              List deptList = deptService.findAll();
              model.addAttribute("deptList", deptList);
              return "/sysadmin/dept/jDeptList";
          }
          Dept dept = deptService.findOneById(deptId);
          List deptList = deptService.findAll();
          model.addAttribute("deptList", deptList);
          model.addAttribute("dept", dept);
          return "/sysadmin/dept/jDeptUpdate";
      }
  
      // 点击“修改”按钮--保存部门
      @RequestMapping("/update")
      public String update(Model model, Dept dept) {
          try {
              System.out.println(dept);
              deptService.updateDept(dept);
              return "redirect:/sysadmin/dept/list";
          } catch (Exception e) {
              List deptList = deptService.findAll();
              model.addAttribute("deptList", deptList);
              model.addAttribute("update_error", "更新失败,走神了！");
              model.addAttribute("deptList", deptList);
              model.addAttribute("dept", dept);
              return "/sysadmin/dept/jDeptUpdate";
          }
      }
  
      // 点击“查看”按钮
      @RequestMapping("/toview")
      public String showView(Model model, @RequestParam(name = "deptId", required = false) String[] deptIds) {
          String deptId = deptIds != null ? deptIds[0] : null;// 只获取第一个
          if (deptId == null || "".equals(deptId)) {
              model.addAttribute("error_up", "请选择一个部门");
              List deptList = deptService.findAll();
              model.addAttribute("deptList", deptList);
              return "/sysadmin/dept/jDeptList";
          }
          Dept dept = deptService.findOneById(deptId);
          List deptList = deptService.findAll();
          model.addAttribute("deptList", deptList);
          model.addAttribute("dept", dept);
          return "/sysadmin/dept/jDeptView";
      }
  
  }
  

• service层【部分展示】

  package com.peng.service;
  
  import java.util.List;
  
  import com.peng.pojo.Dept;
  
  public interface DeptService {
      /**
       * 查询所有的部门
       * 
       * @return
       */
      List findAll();
  
      /**
       * 批量删除dept
       * 
       * @param deptIds
       */
      void deleteDeptByIds(String[] deptIds);
  
      /**
       * 批量更改状态
       * 
       * @param state
       * @param deptIds
       */
      void changeState(int state, String[] deptIds);
  
      /**
       * 保存dept
       * 
       * @param dept
       */
      void saveDept(Dept dept);
  
      /**
       * 通过id查询dept
       * 
       * @param deptId
       * @return
       */
      Dept findOneById(String deptId);
  
      /**
       * 更新部门
       * 
       * @param dept
       */
      void updateDept(Dept dept);
  
  }
  

  package com.peng.service;
  
  import java.util.List;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.beans.factory.annotation.Qualifier;
  import org.springframework.stereotype.Service;
  
  import com.peng.mapper.DeptMapper;
  import com.peng.pojo.Dept;
  
  @Service(value = "deptService")
  public class DeptServiceImpl implements DeptService {
  
      // 注入dao层对象
      @Autowired
      @Qualifier(value = "deptMapper")
      private DeptMapper deptMapper;
  
      public List findAll() {
          return deptMapper.findAll();
      }
  
      @Override
      public void deleteDeptByIds(String[] deptIds) {
          deptMapper.deleteDeptByIds(deptIds);
  
      }
  
      @Override
      public void changeState(int state, String[] deptIds) {
          deptMapper.changeState(state, deptIds);
  
      }
  
      @Override
      public void saveDept(Dept dept) {
          deptMapper.saveDept(dept);
  
      }
  
      @Override
      public Dept findOneById(String deptId) {
          return deptMapper.findOneById(deptId);
      }
  
      @Override
      public void updateDept(Dept dept) {
          deptMapper.updateDept(dept);
      }
  
  }
  

• dao层

  package com.peng.mapper;
  
  import java.util.List;
  
  import org.apache.ibatis.annotations.Param;
  
  import com.peng.pojo.Dept;
  
  public interface DeptMapper {
      /**
       * 查询所有部门
       */
      public List findAll();
  
      /**
       * 通过id更改状态
       * 
       * @param state
       * @param id
       */
      public void changeState(@Param("state") int state, @Param("deptIds") String[] deptIds);
  
      /**
       * 批量删除dept
       * 
       * @param deptIds
       */
      public void deleteDeptByIds(String[] deptIds);
  
      /**
       * 保存dept
       * 
       * @param dept
       */
      public void saveDept(Dept dept);
  
      /**
       * 通过dept_id查询dept
       * 
       * @param deptId
       * @return
       */
      public Dept findOneById(String deptId);
  
      /**
       * 更新dept
       * 
       * @param dept
       */
      public void updateDept(Dept dept);
  }
  

• dao层对应的mapper文件

  
  
  
      
      
          
          
              
              
          
      
      
          SELECT * FROM
          dept_p d
          LEFT JOIN
          (SELECT dept_id pId,dept_name pName FROM dept_p) p
          ON d.parent_id =
          p.pId
      
  
      
      
          update dept_p set state=#{state} where dept_id in
          #{id}
          
      
  
      
      
          delete from dept_p where dept_id in
          #{id}
          
      
      
      
          insert into dept_p
          (dept_id,dept_name,parent_id,state)
          values(#{deptId},#{deptName},#{parentDept.deptId},#{state});
      
      
      
          SELECT * FROM
          ( SELECT * FROM
          dept_p d
          LEFT JOIN
          (SELECT dept_id pId,dept_name pName
          FROM dept_p) p
          ON
          d.parent_id =
          p.pId ) temp
          WHERE temp.dept_id=#{deptId}
      
      
      
          update dept_p
          
              dept_name=#{deptName},
              dept_id=#{deptId},
              state=#{state}
          
          where dept_id=#{deptId}
      
  
  

• 数据库设计

• pojo

  package com.peng.pojo;
  
  public class Dept extends BaseEntity {
      private String deptId;
      private Dept parentDept;// 上级部门
      private String deptName;
      private Integer state;
  
      public String getDeptId() {
          return deptId;
      }
  
      public void setDeptId(String deptId) {
          this.deptId = deptId;
      }
  
      public Dept getParentDept() {
          return parentDept;
      }
  
      public void setParentDept(Dept parentDept) {
          this.parentDept = parentDept;
      }
  
      public String getdeptName() {
          return deptName;
      }
  
      public void setdeptName(String deptName) {
          this.deptName = deptName;
      }
  
      public Integer getState() {
          return state;
      }
  
      public void setState(Integer state) {
          this.state = state;
      }
  
      @Override
      public String toString() {
          return "Dept [deptId=" + deptId + ", parentDept=" + parentDept + ", deptName=" + deptName + ", state=" + state
                  + "]";
      }
  
  }