单片材料管理

ruoyi-admin/src/main/java/com/ruoyi/gysl/controller/MlController.java

@@ -5,6 +5,7 @@ import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.ruoyi.common.core.controller.BaseController;
 import com.ruoyi.common.core.domain.AjaxResult;
+import com.ruoyi.common.utils.poi.ExcelUtil;
 import com.ruoyi.gysl.entity.Ml;
 import com.ruoyi.gysl.service.MlService;
 import io.swagger.annotations.Api;
@@ -12,6 +13,7 @@ import io.swagger.annotations.ApiOperation;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
+import javax.servlet.http.HttpServletResponse;
 import java.io.Serializable;
 import java.util.List;
 
@@ -91,5 +93,18 @@ public class MlController extends BaseController {
     public AjaxResult delete(@RequestParam("idList") List<Long> idList) {
         return success(this.mlService.removeByIds(idList));
     }
+
+    /**
+     * excel 导出
+     */
+    @PostMapping("/export")
+    @ApiOperation("导出")
+    public void export(HttpServletResponse response, Ml ml) {
+        List<Ml> list = mlService.exportMlList(ml);
+        ExcelUtil<Ml> util = new ExcelUtil<>(Ml.class);
+        util.exportExcel(response, list, "目录数据");
+    }
+
+
 }
 

ruoyi-admin/src/main/java/com/ruoyi/gysl/mapper/MlDao.java

@@ -2,6 +2,9 @@ package com.ruoyi.gysl.mapper;
 
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.ruoyi.gysl.entity.Ml;
+import org.mapstruct.Mapper;
+
+import java.util.List;
 
 /**
  * 目录管理(Ml)表数据库访问层
@@ -9,7 +12,11 @@ import com.ruoyi.gysl.entity.Ml;
  * @author makejava
  * @since 2025-02-25 14:21:08
  */
+@Mapper
 public interface MlDao extends BaseMapper<Ml> {
 
+
+    List<Ml> exportMlList(Ml ml);
+
 }
 

ruoyi-admin/src/main/java/com/ruoyi/gysl/service/impl/MlServiceImpl.java

@@ -4,8 +4,11 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.ruoyi.gysl.mapper.MlDao;
 import com.ruoyi.gysl.entity.Ml;
 import com.ruoyi.gysl.service.MlService;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.util.List;
+
 /**
  * 目录管理(Ml)表服务实现类
  *
@@ -15,5 +18,13 @@ import org.springframework.stereotype.Service;
 @Service("mlService")
 public class MlServiceImpl extends ServiceImpl<MlDao, Ml> implements MlService {
 
+    @Autowired
+    private MlDao mlDao;
+
+    @Override
+    public List<Ml> exportMlList(Ml ml){
+        return mlDao.exportMlList(ml);
+    }
+
 }
 

ruoyi-admin/src/main/resources/application-druid.yml

@@ -8,7 +8,7 @@ spring:
             master:
                 url: jdbc:mysql://localhost:3306/gysl?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8
                 username: root
-                password: adminadmin
+                password: Hhw200301102514
             # 从库数据源
             slave:
                 # 从数据源开关/默认关闭

ruoyi-admin/src/main/resources/mapper/MlDao.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.ruoyi.gysl.mapper.MlDao">
+
+    <select id="exportMlList" resultType="com.ruoyi.gysl.entity.Ml">
+        SELECT slmllb, gydl, cy, update_time
+        FROM ml
+    </select>
+</mapper>