#feat 修改上传压缩图，把上传的原图清理掉

yanghui

2022-10-19 22564aacc6a376f0feef32e73ba5f4b7ad06e664

#feat 修改上传压缩图，把上传的原图清理掉

 springcloud_k8s_panzhihuazhihuishequ/applets/src/main/java/com/panzhihua/applets/api/CommonApi.java

@@ -178,10 +178,12 @@
            String extension = FilenameUtils.getExtension(file.getOriginalFilename());
            String uuid=UUID.randomUUID().toString().replaceAll("-", "");
            String name = uuid  + "."+ extension;
            minioUtil.upload(file, name);
            String fileName = minioUtil.upload(file, name);
            Thumbnails.of(file.getInputStream()).scale(0.5).outputQuality(0.71).outputFormat("jpg").toFile(uuid+"_compress");
            File file1=new File(uuid+"_compress.jpg");
            String imageUrl = minioUtil.uploadFile(file1, uuid+"_compress.jpg");
            //上传完压缩图后把原图清理，防止文件服务器资源爆满
            minioUtil.removeMinio(fileName);
            return R.ok(imageUrl);
        } catch (Exception e) {
            log.error("上传照片失败【{}】", e.getMessage());

 springcloud_k8s_panzhihuazhihuishequ/applets/src/main/java/com/panzhihua/applets/config/MinioUtil.java

@@ -70,6 +70,40 @@
        }
        return null;
    }
    /**
     * 文件上传
     *
     * @param file 要上传的文件
     * @return
     */
    public String uploadRetFileName(MultipartFile file, String name) {
        if (null != file) {
            try {
                UUID uuid = UUID.randomUUID();
                StringBuilder s = new StringBuilder();
                s.append(uuid.toString().replace("-", "")).append("/");
                MinioClient minioClient = new MinioClient(minioProperties.getHost(), minioProperties.getAccessKey(),
                        minioProperties.getSecretKey());
                // bucket 不存在，创建
                if (!minioClient.bucketExists(minioProperties.getBucket())) {
                    minioClient.makeBucket(minioProperties.getBucket());
                }
                // 得到文件流
                InputStream input = file.getInputStream();
                // 文件名
                // String fileName = uuid + "/images." + FilenameUtils.getExtension(file.getOriginalFilename());
                String fileName = s.append(name).toString();
                String contentType = file.getContentType();
                minioClient.putObject(minioProperties.getBucket(), fileName, input, contentType);
                StringBuilder fileUrl = new StringBuilder(minioProperties.getUrl());
                String url = fileUrl.append(fileName).toString();
                return fileName;
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
        return null;
    }

    /**
     * 文件上传