资源下载链路打通

src/main/java/com/quinn/controller/AboutController.java

@@ -4,7 +4,6 @@ package com.quinn.controller;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.quinn.pojo.About;
-import com.quinn.pojo.Say;
 import com.quinn.service.AboutService;
 import com.quinn.utils.QuinnUtils;
 import org.springframework.stereotype.Controller;

src/main/java/com/quinn/controller/DownloadController.java

@@ -3,11 +3,13 @@ package com.quinn.controller;
 
 import com.quinn.mapper.DownloadMapper;
 import com.quinn.pojo.Download;
+import com.quinn.service.DownloadService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
 
+import javax.annotation.Resource;
 import java.util.List;
 
 /**
@@ -21,12 +23,12 @@ import java.util.List;
 @Controller
 public class DownloadController {
 
-    @Autowired
-    DownloadMapper downloadMapper;
+    @Resource
+    DownloadService downloadService;
 
     @GetMapping({"/download"})
     public String download(Model model){
-        List<Download> downloadList = downloadMapper.selectList(null);
+        List<Download> downloadList = downloadService.list(null);
         model.addAttribute("downloadList",downloadList);
         return "page/download";
     }

src/main/java/com/quinn/controller/LoginController.java

@@ -31,11 +31,6 @@ public class LoginController {
         return "index";
     }
 
-    @GetMapping({"/auto"})
-    public String auto(){
-        return "index";
-    }
-
     @GetMapping("/toLogin")
     public String toLogin(){
         return "login";

src/main/java/com/quinn/controller/SayController.java

@@ -1,53 +0,0 @@
-package com.quinn.controller;
-
-import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
-import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
-import com.quinn.pojo.Say;
-import com.quinn.service.SayService;
-import com.quinn.utils.QuinnUtils;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Controller;
-import org.springframework.ui.Model;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.PostMapping;
-
-import java.util.List;
-
-@Controller
-public class SayController {
-
-    @Autowired
-    SayService sayService;
-
-    @GetMapping("/say")
-    public String userIndexBlog(Model model){
-        Page<Say> pageParam = new Page<>(1, 50);
-        sayService.page(pageParam,new QueryWrapper<Say>().orderByDesc("gmt_create"));
-        // 结果
-        List<Say> sayList = pageParam.getRecords();
-        model.addAttribute("sayList",sayList);
-        model.addAttribute("pageParam",pageParam);
-
-        return "page/say";
-    }
-
-    @PostMapping("/say/{role}")
-    public String saveSay(@PathVariable("role") int role, Say say){
-        // 防止请求提交
-        if (role!=1){
-            return "redirect:/say";
-        }
-
-        say.setId(QuinnUtils.getUuid());
-        say.setGmtCreate(QuinnUtils.getTime());
-        // 结果
-        sayService.save(say);
-        return "redirect:/say";
-    }
-
-
-
-
-}
-

src/main/java/com/quinn/controller/SourceCategoryController.java

@@ -0,0 +1,21 @@
+package com.quinn.controller;
+
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * <p>
+ *  前端控制器
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Controller
+public class SourceCategoryController {
+
+}
+

src/main/java/com/quinn/controller/SourceCommentController.java

@@ -0,0 +1,17 @@
+package com.quinn.controller;
+
+
+import org.springframework.stereotype.Controller;
+/**
+ * <p>
+ *  前端控制器
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Controller
+public class SourceCommentController {
+
+}
+

src/main/java/com/quinn/controller/SourceController.java

@@ -0,0 +1,83 @@
+package com.quinn.controller;
+
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.quinn.pojo.*;
+import com.quinn.service.SourceCategoryService;
+import com.quinn.service.SourceCommentService;
+import com.quinn.service.SourceService;
+import com.quinn.utils.UUIDGenerator;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.util.List;
+
+/**
+ * <p>
+ *  前端控制器
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Controller
+public class SourceController {
+
+    @Resource
+    SourceService sourceService;
+
+    @Resource
+    SourceCategoryService sourceCategoryService;
+
+    @Resource
+    SourceCommentService sourceCommentService;
+
+    // 列表展示
+    @GetMapping("/source")
+    public String blogList(@RequestParam String name,@RequestParam int category,Model model){
+        System.out.println(name + category);
+        Page<Source> pageParam = new Page<>(1, 10);
+        QueryWrapper<Source> sourceQuery = new QueryWrapper<>();
+        sourceQuery.orderByDesc("gmt_create");
+        sourceService.page(pageParam,sourceQuery);
+        // 结果
+        List<Source> sourceList = pageParam.getRecords();
+        model.addAttribute("sourceList",sourceList);
+        model.addAttribute("pageParam",pageParam);
+
+        // 分类信息
+        List<SourceCategory> categoryList = sourceCategoryService.list(null);
+        model.addAttribute("categoryList",categoryList);
+
+        return "source/list";
+    }
+
+    // 查看文件详情
+    @GetMapping("/source/view/{sid}")
+    public String read(@PathVariable("sid") String sid, Model model){
+        Source source = sourceService.getOne(new QueryWrapper<Source>().eq("id", sid));
+        source.setSourceLink("no network link");
+        model.addAttribute("source",source);
+        List<SourceComment> commentList = sourceCommentService.list(new QueryWrapper<SourceComment>().eq("topic_id", sid).orderByDesc("gmt_create"));
+        model.addAttribute("commentList",commentList);
+        return "source/view";
+    }
+
+    // 下载文件
+    @GetMapping("/source/download/{sid}")
+    public void read(HttpServletResponse response, @PathVariable("sid") String sid) throws IOException {
+        //通知浏览器以附件形式下载
+        response.setHeader("Content-Disposition",
+                "attachment;filename=" + UUIDGenerator.randomUUID());
+        this.sourceService.downloadSource(response.getOutputStream(),sid);
+    }
+
+}
+

src/main/java/com/quinn/generator/CodeGenerator.java

@@ -22,7 +22,7 @@ public class CodeGenerator {
         gc.setOutputDir(projectPath + "/src/main/java");
         gc.setAuthor("limqsh");
         gc.setOpen(false); //生成后是否打开资源管理器
-        gc.setFileOverride(false); //重新生成时文件是否覆盖
+        gc.setFileOverride(true); //重新生成时文件是否覆盖
         gc.setServiceName("%sService");	//去掉Service接口的首字母I
         gc.setIdType(IdType.ID_WORKER_STR); //主键策略
         gc.setDateType(DateType.ONLY_DATE);//定义生成的实体类中日期类型
@@ -51,7 +51,7 @@ public class CodeGenerator {
 
         // 5、策略配置
         StrategyConfig strategy = new StrategyConfig();
-        strategy.setInclude("qn_about");//设置要映射的表名
+        strategy.setInclude("qn_source_comment");//设置要映射的表名
         strategy.setNaming(NamingStrategy.underline_to_camel);//数据库表映射到实体的命名策略
         strategy.setTablePrefix("qn_");//设置表前缀不生成
 

src/main/java/com/quinn/mapper/SourceCategoryMapper.java

@@ -0,0 +1,16 @@
+package com.quinn.mapper;
+
+import com.quinn.pojo.SourceCategory;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+ * <p>
+ *  Mapper 接口
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+public interface SourceCategoryMapper extends BaseMapper<SourceCategory> {
+
+}

src/main/java/com/quinn/mapper/SourceCommentMapper.java

@@ -0,0 +1,16 @@
+package com.quinn.mapper;
+
+import com.quinn.pojo.SourceComment;
+import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+
+/**
+ * <p>
+ *  Mapper 接口
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+public interface SourceCommentMapper extends BaseMapper<SourceComment> {
+
+}

src/main/java/com/quinn/mapper/SourceMapper.java

@@ -1,6 +1,6 @@
 package com.quinn.mapper;
 
-import com.quinn.pojo.Say;
+import com.quinn.pojo.Source;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 
 /**
@@ -9,8 +9,8 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
  * </p>
  *
  * @author limqsh
- * @since 2020-07-01
+ * @since 2022-05-03
  */
-public interface SayMapper extends BaseMapper<Say> {
+public interface SourceMapper extends BaseMapper<Source> {
 
 }

src/main/java/com/quinn/mapper/xml/SourceCategoryMapper.xml

@@ -0,0 +1,5 @@
+<?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.quinn.mapper.SourceCategoryMapper">
+
+</mapper>

src/main/java/com/quinn/mapper/xml/SourceCommentMapper.xml

@@ -0,0 +1,5 @@
+<?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.quinn.mapper.SourceCommentMapper">
+
+</mapper>

src/main/java/com/quinn/mapper/xml/SourceMapper.xml

@@ -0,0 +1,5 @@
+<?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.quinn.mapper.SourceMapper">
+
+</mapper>

src/main/java/com/quinn/pojo/Source.java

@@ -0,0 +1,68 @@
+package com.quinn.pojo;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.baomidou.mybatisplus.annotation.IdType;
+import java.util.Date;
+import com.baomidou.mybatisplus.annotation.TableId;
+import java.io.Serializable;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.experimental.Accessors;
+
+/**
+ * <p>
+ * 
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("qn_source")
+@ApiModel(value="Source对象", description="")
+public class Source implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @TableId(value = "id", type = IdType.AUTO)
+    private Integer id;
+
+    @ApiModelProperty(value = "资源名")
+    private String sourceName;
+
+    @ApiModelProperty(value = "资源内容")
+    private String sourceContent;
+
+    @ApiModelProperty(value = "关键字1")
+    private String keyWord1;
+
+    @ApiModelProperty(value = "关键字2")
+    private String keyWord2;
+
+    @ApiModelProperty(value = "关键字3")
+    private String keyWord3;
+
+    @ApiModelProperty(value = "资源类型")
+    private String sourceType;
+
+    @ApiModelProperty(value = "资源链接")
+    private String sourceLink;
+
+    @ApiModelProperty(value = "类别ID")
+    private Integer categoryId;
+
+    @ApiModelProperty(value = "类别名")
+    private String categoryName;
+
+    @ApiModelProperty(value = "创建时间")
+    private Date gmtCreate;
+
+    @ApiModelProperty(value = "修改时间")
+    private Date gmtUpdate;
+
+
+}

src/main/java/com/quinn/pojo/SourceCategory.java

@@ -2,7 +2,6 @@ package com.quinn.pojo;
 
 import com.baomidou.mybatisplus.annotation.TableName;
 import com.baomidou.mybatisplus.annotation.IdType;
-import java.util.Date;
 import com.baomidou.mybatisplus.annotation.TableId;
 import java.io.Serializable;
 import io.swagger.annotations.ApiModel;
@@ -13,33 +12,27 @@ import lombok.experimental.Accessors;
 
 /**
  * <p>
- *
+ * 
  * </p>
  *
  * @author limqsh
- * @since 2020-07-01
+ * @since 2022-05-03
  */
 @Data
 @EqualsAndHashCode(callSuper = false)
 @Accessors(chain = true)
-@TableName("qn_say")
-@ApiModel(value="Say对象", description="")
-public class Say implements Serializable {
+@TableName("qn_source_category")
+@ApiModel(value="SourceCategory对象", description="")
+public class SourceCategory implements Serializable {
 
     private static final long serialVersionUID = 1L;
 
-    @ApiModelProperty(value = "唯一id")
-    @TableId(value = "id", type = IdType.ID_WORKER_STR)
-    private String id;
+    @ApiModelProperty(value = "自增id")
+    @TableId(value = "id", type = IdType.AUTO)
+    private Integer id;
 
-    @ApiModelProperty(value = "标题")
-    private String title;
-
-    @ApiModelProperty(value = "内容")
-    private String content;
-
-    @ApiModelProperty(value = "时间")
-    private Date gmtCreate;
+    @ApiModelProperty(value = "博客分类")
+    private String category;
 
 
 }

src/main/java/com/quinn/pojo/SourceComment.java

@@ -0,0 +1,60 @@
+package com.quinn.pojo;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import com.baomidou.mybatisplus.annotation.IdType;
+import java.util.Date;
+import com.baomidou.mybatisplus.annotation.TableId;
+import java.io.Serializable;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.experimental.Accessors;
+
+/**
+ * <p>
+ * 
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@Accessors(chain = true)
+@TableName("qn_source_comment")
+@ApiModel(value="SourceComment对象", description="")
+public class SourceComment implements Serializable {
+
+    private static final long serialVersionUID = 1L;
+
+    @ApiModelProperty(value = "自增id")
+    @TableId(value = "id", type = IdType.AUTO)
+    private Integer id;
+
+    @ApiModelProperty(value = "评论唯一id")
+    private String commentId;
+
+    @ApiModelProperty(value = "1博客 2问答")
+    private Integer topicCategory;
+
+    @ApiModelProperty(value = "评论主题id")
+    private String topicId;
+
+    @ApiModelProperty(value = "评论者id")
+    private String userId;
+
+    @ApiModelProperty(value = "评论者昵称")
+    private String userName;
+
+    @ApiModelProperty(value = "评论者头像")
+    private String userAvatar;
+
+    @ApiModelProperty(value = "评论内容")
+    private String content;
+
+    @ApiModelProperty(value = "评论创建时间")
+    private Date gmtCreate;
+
+
+}

src/main/java/com/quinn/service/SourceCategoryService.java

@@ -0,0 +1,16 @@
+package com.quinn.service;
+
+import com.quinn.pojo.SourceCategory;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+/**
+ * <p>
+ *  服务类
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+public interface SourceCategoryService extends IService<SourceCategory> {
+
+}

src/main/java/com/quinn/service/SourceCommentService.java

@@ -1,6 +1,6 @@
 package com.quinn.service;
 
-import com.quinn.pojo.Say;
+import com.quinn.pojo.SourceComment;
 import com.baomidou.mybatisplus.extension.service.IService;
 
 /**
@@ -9,8 +9,8 @@ import com.baomidou.mybatisplus.extension.service.IService;
  * </p>
  *
  * @author limqsh
- * @since 2020-07-01
+ * @since 2022-05-03
  */
-public interface SayService extends IService<Say> {
+public interface SourceCommentService extends IService<SourceComment> {
 
 }

src/main/java/com/quinn/service/SourceService.java

@@ -0,0 +1,22 @@
+package com.quinn.service;
+
+import com.quinn.pojo.Source;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+import javax.servlet.ServletOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+/**
+ * <p>
+ *  服务类
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+public interface SourceService extends IService<Source> {
+
+    void downloadSource(ServletOutputStream outputStream, String sid) throws IOException;
+
+}

src/main/java/com/quinn/service/impl/SayServiceImpl.java

@@ -1,20 +0,0 @@
-package com.quinn.service.impl;
-
-import com.quinn.pojo.Say;
-import com.quinn.mapper.SayMapper;
-import com.quinn.service.SayService;
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import org.springframework.stereotype.Service;
-
-/**
- * <p>
- *  服务实现类
- * </p>
- *
- * @author limqsh
- * @since 2020-07-01
- */
-@Service
-public class SayServiceImpl extends ServiceImpl<SayMapper, Say> implements SayService {
-
-}

src/main/java/com/quinn/service/impl/SourceCategoryServiceImpl.java

@@ -0,0 +1,20 @@
+package com.quinn.service.impl;
+
+import com.quinn.pojo.SourceCategory;
+import com.quinn.mapper.SourceCategoryMapper;
+import com.quinn.service.SourceCategoryService;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+/**
+ * <p>
+ *  服务实现类
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Service
+public class SourceCategoryServiceImpl extends ServiceImpl<SourceCategoryMapper, SourceCategory> implements SourceCategoryService {
+
+}

src/main/java/com/quinn/service/impl/SourceCommentServiceImpl.java

@@ -0,0 +1,20 @@
+package com.quinn.service.impl;
+
+import com.quinn.pojo.SourceComment;
+import com.quinn.mapper.SourceCommentMapper;
+import com.quinn.service.SourceCommentService;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+/**
+ * <p>
+ *  服务实现类
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Service
+public class SourceCommentServiceImpl extends ServiceImpl<SourceCommentMapper, SourceComment> implements SourceCommentService {
+
+}

src/main/java/com/quinn/service/impl/SourceServiceImpl.java

@@ -0,0 +1,52 @@
+package com.quinn.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.quinn.pojo.Source;
+import com.quinn.mapper.SourceMapper;
+import com.quinn.service.SourceService;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.quinn.utils.OSSClientUtil;
+import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import javax.servlet.ServletOutputStream;
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+/**
+ * <p>
+ *  服务实现类
+ * </p>
+ *
+ * @author limqsh
+ * @since 2022-05-03
+ */
+@Service
+public class SourceServiceImpl extends ServiceImpl<SourceMapper, Source> implements SourceService {
+
+    @Resource
+    OSSClientUtil ossClientUtil;
+
+    @Override
+    public void downloadSource(ServletOutputStream outputStream, String sid) throws IOException {
+        Source source = getOne(new QueryWrapper<Source>().eq("id", sid));
+        String sourceLink = source.getSourceLink();
+        // 读取文件内容。
+        BufferedInputStream in = new BufferedInputStream(ossClientUtil.downloadFile(sourceLink));
+        BufferedOutputStream out = new BufferedOutputStream(outputStream);
+        byte[] buffer = new byte[1024];
+        int lenght = 0;
+        while ((lenght = in.read(buffer)) != -1) {
+            out.write(buffer, 0, lenght);
+        }
+        if (out != null) {
+            out.flush();
+            out.close();
+        }
+        if (in != null) {
+            in.close();
+        }
+    }
+}

src/main/java/com/quinn/utils/OSSClientUtil.java

@@ -0,0 +1,115 @@
+package com.quinn.utils;
+
+import com.aliyun.oss.OSSClient;
+import com.aliyun.oss.model.CannedAccessControlList;
+import com.aliyun.oss.model.OSSObject;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Random;
+
+/**
+ * 阿里云 OSS文件类
+ *
+ * @author zuojie.liang
+ */
+@Component
+public class OSSClientUtil {
+
+    Log log = LogFactory.getLog(OSSClientUtil.class);
+    /**
+     * 协议
+     */
+    @Value("${oss.protocol}")
+    private String protocol;
+    /**
+     * 仓库名称
+     */
+    @Value("${oss.name}")
+    private String bucketName;
+    /**
+     * 公网节点
+     */
+    @Value("${oss.endPoint}")
+    private String endpoint;
+    @Value("${oss.accessKeyId}")
+    private String accessKeyId;
+    /**
+     * API访问值
+     */
+    @Value("${oss.accessKeySecret}")
+    private String accessKeySecret;
+    @Value("${oss.url}")
+    private String url;
+    private OSSClient ossClient;
+
+    public String upload(String filename, InputStream file) {
+        return uploadImg(file, filename);
+    }
+
+    /**
+     * 上传图片
+     *
+     * @param file
+     * @return
+     */
+    public String uploadImg(MultipartFile file) throws IOException {
+        String originalFilename = file.getOriginalFilename();
+        return uploadImg(file.getInputStream(), originalFilename);
+    }
+
+    public String uploadImg(InputStream inputStream, String originalFilename) {
+        String backUrl = "";
+        try {
+            ossClient = new OSSClient(endpoint, accessKeyId, accessKeySecret);
+            String substring = originalFilename.substring(originalFilename.lastIndexOf(".")).toLowerCase();
+            Random random = new Random();
+            String name = random.nextInt(10000) + System.currentTimeMillis() + substring;
+            backUrl = "imageDir/" + name;
+            // 上传文件
+            ossClient.putObject(bucketName, backUrl, inputStream);
+            ossClient.setObjectAcl(bucketName, backUrl, CannedAccessControlList.PublicRead);
+            // 判断是否上传成功
+            boolean uploadResult = ossClient.doesObjectExist(bucketName, backUrl);
+
+            if (uploadResult) {
+                backUrl = getImgUrl(name);
+            } else {
+                backUrl = "";
+            }
+        } finally {
+            if (ossClient != null) {
+                ossClient.shutdown();
+            }
+        }
+        return backUrl;
+    }
+
+    /**
+     * 获得图片路径
+     *
+     * @param fileUrl
+     * @return
+     */
+    public String getImgUrl(String fileUrl) {
+        if (!StringUtils.isEmpty(fileUrl)) {
+            String[] split = fileUrl.split("/");
+            return url + "imageDir/" + split[split.length - 1];
+        }
+        return null;
+    }
+
+    public InputStream downloadFile(String objName){
+        // ossObject包含文件所在的存储空间名称、文件名称、文件元信息以及一个输入流。
+        ossClient = new OSSClient(endpoint, accessKeyId, accessKeySecret);
+        OSSObject ossObject = ossClient.getObject(bucketName, objName);
+        return ossObject.getObjectContent();
+    }
+
+}

src/main/java/com/quinn/utils/UUIDGenerator.java

@@ -0,0 +1,28 @@
+package com.quinn.utils;
+
+import java.util.StringTokenizer;
+import java.util.UUID;
+
+/**
+ * @title UUIDGenerator
+ * @description 随机生成32位UUID，格式如：a11686c39a154cf2a5238fb14cf3d097
+ * <br>
+ * <br>
+ */
+public class UUIDGenerator {
+	/**
+	 * 主键生成机制
+	 * @return
+	 */
+	public static String randomUUID(){
+		String result="";
+		UUID uuid = UUID.randomUUID();
+        String temp=uuid.toString();
+        StringTokenizer token=new StringTokenizer(temp,"-");
+        while(token.hasMoreTokens()){
+        	result+=token.nextToken();
+        }
+		return result;
+	}
+
+}