message:宠物商城项目

desc:文件上传下载,商品类型模块新增
author:王荣力
time:20230919

src/main/java/cn/youle/pet/shop/controller/CommonController.java

+package cn.youle.pet.shop.controller;
+
+import cn.youle.pet.shop.common.JsonResponse;
+import cn.youle.pet.shop.enums.ENUM_HTTP_CONTENT_TYPE;
+import cn.youle.pet.shop.exception.PetShopException;
+import cn.youle.pet.shop.pojo.dto.UploadDTO;
+import cn.youle.pet.shop.service.ICommonService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ * @projectName: pet-shop
+ * @description:
+ * @author: Administrator
+ * @createTime: 2023/9/20 9:04
+ */
+@RestController
+@RequestMapping("/common")
+public class CommonController {
+
+    @Autowired
+    private ICommonService commonService;
+
+    /**
+     * 上传文件
+     *
+     * @param file
+     * @return
+     */
+    @PostMapping("/upload")
+    public JsonResponse upload(@RequestParam("file") MultipartFile file) {
+        String upload = commonService.upload(file);
+        return JsonResponse.ok(upload);
+    }
+
+    /**
+     * 下载文件
+     *
+     * @param filePath
+     * @return
+     */
+    @GetMapping("/download")
+    public ResponseEntity<InputStreamResource> download(@RequestParam("filePath") String filePath) {
+        if(filePath == null){
+            return null;
+        }
+        String suffix = filePath.substring(filePath.lastIndexOf("."));
+        ENUM_HTTP_CONTENT_TYPE enumHttpContentType = ENUM_HTTP_CONTENT_TYPE.matchFileType(suffix);
+        if(enumHttpContentType == null){
+            return null;
+        }
+        MediaType mediaType = enumHttpContentType.getMediaType();
+        HttpHeaders httpHeaders = new HttpHeaders();
+        httpHeaders.setContentType(mediaType);
+        httpHeaders.add("Accept","*/*");
+        try {
+            return new ResponseEntity(
+                    commonService.download(filePath),
+                    httpHeaders,
+                    HttpStatus.OK
+            );
+        }catch (Exception e){
+            return new ResponseEntity<>(null,httpHeaders,HttpStatus.OK);
+        }
+    }
+}

src/main/java/cn/youle/pet/shop/controller/PetProductCategoryController.java

+package cn.youle.pet.shop.controller;
+
+
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * <p>
+ * 商品种类表 前端控制器
+ * </p>
+ *
+ * @author wangrongli
+ * @since 2023-09-20
+ */
+@RestController
+@RequestMapping("/pet-product-category")
+public class PetProductCategoryController {
+
+}

src/main/java/cn/youle/pet/shop/enums/ENUM_CATEGORY_TYPE.java

+package cn.youle.pet.shop.enums;
+
+/**
+ * @projectName: pet-shop
+ * @description: 商品种类枚举
+ * @author: Administrator
+ * @createTime: 2023/9/20 8:40
+ */
+public enum ENUM_CATEGORY_TYPE {
+    ;
+
+    String code;
+
+    String name;
+
+    ENUM_CATEGORY_TYPE(String code,String name){
+        this.code = code;
+        this.name = name;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public static String getNameByCode(String code){
+        for (ENUM_CATEGORY_TYPE enumCategoryType : ENUM_CATEGORY_TYPE.values()){
+            if(enumCategoryType.getCode().equals(code)){
+                return enumCategoryType.getName();
+            }
+        }
+        return null;
+    }
+}

src/main/java/cn/youle/pet/shop/enums/ENUM_HTTP_CONTENT_TYPE.java

+package cn.youle.pet.shop.enums;
+
+import org.springframework.http.MediaType;
+import sun.net.www.content.image.gif;
+import sun.net.www.content.image.jpeg;
+import sun.net.www.content.image.png;
+import sun.net.www.content.text.plain;
+
+/**
+ * @author huangfeng
+ * @version 1.0
+ * @date 2021-03-17 15:05
+ */
+public enum ENUM_HTTP_CONTENT_TYPE {
+
+//    text/html ： HTML格式
+//    text/plain ：纯文本格式
+//    text/xml ：  XML格式
+//    image/gif ：gif图片格式
+//    image/jpeg ：jpg图片格式
+//    image/png：png图片格式
+//    application/xhtml+xml ：XHTML格式
+//    application/xml     ： XML数据格式
+//    application/atom+xml  ：Atom XML聚合格式
+//    application/json    ： JSON数据格式
+//    application/pdf       ：pdf格式
+//    application/msword  ： Word文档格式
+//    application/octet-stream ： 二进制流数据（如常见的文件下载）
+//    application/x-www-form-urlencoded ： <form encType=””>中默认的encType，form表单数据被编码为key/value格式发送到服务器（表单默认的提交数据的格式）
+//
+//    另外一种常见的媒体格式是上传文件之时使用的：
+//
+//    multipart/form-data ： 需要在表单中进行文件上传时，就需要使用该格式
+
+
+    PDF(".pdf", MediaType.APPLICATION_PDF),
+    JPEG(".jpeg",MediaType.IMAGE_JPEG),
+    JPG(".jpg",MediaType.IMAGE_JPEG),
+    BMP(".bmp",MediaType.IMAGE_JPEG),
+    HTML(".html",MediaType.TEXT_HTML),
+    TEXT(".txt",MediaType.TEXT_PLAIN),
+    XML(".xml",MediaType.TEXT_XML),
+    XHTML(".xhtml",MediaType.APPLICATION_XHTML_XML),
+    ATOM(".atom",MediaType.APPLICATION_ATOM_XML),
+    JSON(".json",MediaType.APPLICATION_JSON),
+    WORD(".doc",MediaType.APPLICATION_OCTET_STREAM),
+    WORDX(".docx",MediaType.APPLICATION_OCTET_STREAM),
+    EXCEL(".xls",MediaType.APPLICATION_OCTET_STREAM),
+    EXCELX(".xlsx",MediaType.APPLICATION_OCTET_STREAM),
+    PNG(".png",MediaType.IMAGE_PNG),
+    GIF(".gif",MediaType.IMAGE_GIF),
+    ;
+
+    private String fileType;
+
+    private MediaType mediaType;
+
+    public String getFileType() {
+        return fileType;
+    }
+
+    public MediaType getMediaType() {
+        return mediaType;
+    }
+
+    ENUM_HTTP_CONTENT_TYPE(String fileType, MediaType mediaType) {
+        this.fileType = fileType;
+        this.mediaType = mediaType;
+    }
+
+    ENUM_HTTP_CONTENT_TYPE() { }
+
+    public static ENUM_HTTP_CONTENT_TYPE matchFileType(String fileType){
+        if(fileType == null || "".equals(fileType)){
+            return null;
+        }
+        for (ENUM_HTTP_CONTENT_TYPE enumHttpContentType : ENUM_HTTP_CONTENT_TYPE.values()) {
+            if(fileType.equalsIgnoreCase(enumHttpContentType.fileType)){
+                return enumHttpContentType;
+            }
+        }
+        return null;
+    }
+}

src/main/java/cn/youle/pet/shop/enums/ENUM_ORDER_STATUS.java

+package cn.youle.pet.shop.enums;
+
+/**
+ * @projectName: pet-shop
+ * @description:
+ * @author: Administrator
+ * @createTime: 2023/9/20 8:43
+ */
+public enum ENUM_ORDER_STATUS {
+    COMPLETE("COMPLETE","已完成","PAYING"),
+    PAYING("PAYING","待付款","PAYED"),
+    PAYED("PAYED","已付款","SHIPPING"),
+    SHIPPING("SHIPPING","待发货","SHIPPED"),
+    SHIPPED("SHIPPED","已发货","RECEIVING"),
+    RECEIVING("RECEIVING","待收货","RECEIVED"),
+    RECEIVED("RECEIVED","已收货","EVALUATING"),
+    EVALUATING("EVALUATING","待评价","EVALUATED"),
+    EVALUATED("EVALUATED","已评价",""),
+    CANCELING("CANCELING","待取消","CANCELED"),
+    CANCELED("CANCELED","已取消",""),
+    REFUNDING("REFUNDING","待退款","REFUNDED"),
+    REFUNDED("REFUNDED","已退款","");
+
+    String value;
+
+    String name;
+
+    String nextStatus;
+
+    ENUM_ORDER_STATUS(String value,String name,String nextStatus){
+        this.value = value;
+        this.name = name;
+        this.nextStatus = nextStatus;
+    }
+
+    public static String getNextStatus(String status){
+        for (ENUM_ORDER_STATUS enumOrderStatus : ENUM_ORDER_STATUS.values()){
+            if(enumOrderStatus.getValue().equals(status)){
+                return enumOrderStatus.getNextStatus();
+            }
+        }
+        return null;
+    }
+
+    public String getValue() {
+        return value;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getNextStatus() {
+        return nextStatus;
+    }
+}

src/main/java/cn/youle/pet/shop/mapper/PetProductCategoryMapper.java

+package cn.youle.pet.shop.mapper;
+
+import cn.youle.pet.shop.pojo.entity.PetProductCategory;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+ * <p>
+ * 商品种类表 Mapper 接口
+ * </p>
+ *
+ * @author wangrongli
+ * @since 2023-09-20
+ */
+public interface PetProductCategoryMapper extends BaseMapper<PetProductCategory> {
+
+}

src/main/java/cn/youle/pet/shop/pojo/dto/CommonConfigDTO.java

+package cn.youle.pet.shop.pojo.dto;
+
+import lombok.Data;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+/**
+ * @projectName: pet-shop
+ * @description:
+ * @author: Administrator
+ * @createTime: 2023/9/20 14:00
+ */
+@Component
+@ConfigurationProperties(prefix = "uploadfile")
+@Data
+public class CommonConfigDTO {
+    private String path;
+}

src/main/java/cn/youle/pet/shop/pojo/dto/UploadDTO.java

+package cn.youle.pet.shop.pojo.dto;
+
+import lombok.Data;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.Serializable;
+
+/**
+ * @projectName: pet-shop
+ * @description:
+ * @author: Administrator
+ * @createTime: 2023/9/20 9:06
+ */
+@Data
+public class UploadDTO implements Serializable {
+
+    private static final long serialVersionUID = 980999559022731172L;
+
+    private MultipartFile file;
+}

src/main/java/cn/youle/pet/shop/pojo/entity/PetProductCategory.java

+package cn.youle.pet.shop.pojo.entity;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.baomidou.mybatisplus.annotation.IdType;
+import java.time.LocalDateTime;
+import com.baomidou.mybatisplus.annotation.TableId;
+import java.io.Serializable;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.experimental.Accessors;
+
+/**
+ * <p>
+ * 商品种类表
+ * </p>
+ *
+ * @author wangrongli
+ * @since 2023-09-20
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("pet_product_category")
+public class PetProductCategory implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * ID
+     */
+    private Long id;
+
+    /**
+     * 商品种类等级
+     */
+    private String level;
+
+    /**
+     * 商品种类名称
+     */
+    private String name;
+
+    /**
+     * 父级商品种类ID
+     */
+    private Long parentId;
+
+    /**
+     * 创建人
+     */
+    private String createdBy;
+
+    /**
+     * 创建时间
+     */
+    private LocalDateTime createdTime;
+
+    /**
+     * 更新人
+     */
+    private String updatedBy;
+
+    /**
+     * 更新时间
+     */
+    private LocalDateTime updatedTime;
+
+    /**
+     * 是否删除
+     */
+    private Integer isDeleted;
+
+
+}

src/main/java/cn/youle/pet/shop/service/ICommonService.java

+package cn.youle.pet.shop.service;
+
+import cn.youle.pet.shop.pojo.dto.UploadDTO;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ * @projectName: pet-shop
+ * @description:
+ * @author: Administrator
+ * @createTime: 2023/9/20 9:07
+ */
+public interface ICommonService {
+
+    /**
+     * 文件上传
+     *
+     * @param uploadDTO
+     * @return
+     */
+    String upload(MultipartFile file);
+
+    /**
+     * 下载文件
+     *
+     * @param filePath
+     */
+    InputStreamResource download(String filePath);
+}

src/main/java/cn/youle/pet/shop/service/IPetProductCategoryService.java

+package cn.youle.pet.shop.service;
+
+import cn.youle.pet.shop.pojo.entity.PetProductCategory;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+ * <p>
+ * 商品种类表 服务类
+ * </p>
+ *
+ * @author wangrongli
+ * @since 2023-09-20
+ */
+public interface IPetProductCategoryService extends IService<PetProductCategory> {
+
+}

src/main/java/cn/youle/pet/shop/service/impl/CommonServiceImpl.java

+package cn.youle.pet.shop.service.impl;
+
+import cn.youle.pet.shop.enums.ENUM_HTTP_CONTENT_TYPE;
+import cn.youle.pet.shop.exception.PetShopException;
+import cn.youle.pet.shop.pojo.dto.CommonConfigDTO;
+import cn.youle.pet.shop.pojo.dto.UploadDTO;
+import cn.youle.pet.shop.service.ICommonService;
+import com.alibaba.fastjson.JSON;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.core.io.InputStreamResource;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.annotation.Resource;
+import javax.servlet.ServletOutputStream;
+import javax.servlet.http.HttpServletResponse;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.util.UUID;
+
+/**
+ * @projectName: pet-shop
+ * @description:
+ * @author: Administrator
+ * @createTime: 2023/9/20 9:07
+ */
+@Service
+@Slf4j
+public class CommonServiceImpl implements ICommonService {
+
+    @Resource
+    private CommonConfigDTO commonConfigDTO;
+
+    /**
+     * 文件上传
+     *
+     * @param multipartFile
+     * @return
+     */
+    @Override
+    public String upload(MultipartFile multipartFile) {
+        log.info("****************文件上传开始****************");
+        String originalFilename = multipartFile.getOriginalFilename();
+        if (originalFilename == null) {
+            throw new PetShopException("没有要上传的文件");
+        }
+        // 获取后缀名
+        String suffix = originalFilename.substring(originalFilename.lastIndexOf("."));
+        // 重新定义文件名
+        UUID uuid = UUID.randomUUID();
+        String fileName = uuid.toString();
+        fileName = fileName.replace("-", "") + suffix;
+        String filePath = commonConfigDTO.getPath();
+        filePath = filePath + fileName;
+        File file = new File(filePath);
+        if (!file.exists()) {
+            file.mkdirs();
+        }
+        try {
+            multipartFile.transferTo(file);
+            log.info("文件上传成功");
+        } catch (Exception e) {
+            log.error("文件上传失败,原因是:{}", e.getMessage());
+            throw new PetShopException("文件上传失败,原因是:" + e.getMessage());
+        }
+        log.info("****************文件上传结束****************");
+        return filePath;
+    }
+
+    /**
+     * 下载文件
+     *
+     * @param filePath
+     */
+    @Override
+    public InputStreamResource download(String filePath) {
+        log.info("======================开始获取文件,文件路径:{}======================",filePath);
+        // 根据文件名查找对应文件
+        File file = new File(filePath);
+        if (!file.exists()) {
+            throw new PetShopException("该文件不存在");
+        }
+
+        FileInputStream fis = null;
+
+        InputStream inputStream = null;
+        try {
+            // 读取文件流
+            inputStream = new FileInputStream(file);
+            InputStreamResource inputStreamResource = new InputStreamResource(inputStream);
+
+            log.info("======================文件获取成功,准备返回======================");
+            return inputStreamResource;
+
+        } catch (Exception e) {
+            log.error("下载接口出现问题,具体原因:{}", e.getMessage());
+        } finally {
+            try {
+                if (fis != null) {
+                    fis.close();
+                }
+            } catch (Exception e) {
+                log.error("文件下载错误,原因是:{}", e.getMessage());
+                e.printStackTrace();
+            }
+        }
+        return null;
+    }
+}

src/main/java/cn/youle/pet/shop/service/impl/PetProductCategoryServiceImpl.java

+package cn.youle.pet.shop.service.impl;
+
+import cn.youle.pet.shop.pojo.entity.PetProductCategory;
+import cn.youle.pet.shop.mapper.PetProductCategoryMapper;
+import cn.youle.pet.shop.service.IPetProductCategoryService;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+/**
+ * <p>
+ * 商品种类表 服务实现类
+ * </p>
+ *
+ * @author wangrongli
+ * @since 2023-09-20
+ */
+@Service
+public class PetProductCategoryServiceImpl extends ServiceImpl<PetProductCategoryMapper, PetProductCategory> implements IPetProductCategoryService {
+
+}

src/main/java/cn/youle/pet/shop/shiro/ShiroConfig.java

@@ -33,6 +33,8 @@ public class ShiroConfig {
         map.put("/api/pet-admins/login","anon");
         map.put("/api/pet-admins/register","anon");
         map.put("/api/pet-admins/checkLogin","anon");
+        map.put("/common/upload","anon");
+        map.put("/common/download","anon");
         // 对所有用户认证
         map.put("/**","authc");
 

src/main/resources/application-dev.properties

@@ -10,3 +10,6 @@ login.redis.key=knd0244fwg5e45d2a242d4g
 login.redis.timeout=5
 
 
+spring.servlet.multipart.max-file-size=10MB
+
+uploadfile.path=D:\\files\\petshop\\

src/main/resources/mapper/PetProductCategoryMapper.xml

+<?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="cn.youle.pet.shop.mapper.PetProductCategoryMapper">
+
+</mapper>