Java Code Examples for com.aliyun.oss.model.ObjectMetadata#setHeader()

/**
 * Upload string.
 *
 * @param ossClient the ossClient client
 * @param instream  the instream
 * @param fileName  the file name
 * @return the string
 */
public String upload(@NotNull OSS ossClient,
                     @NotNull InputStream instream,
                     @NotNull String fileName) {
    try {
        // 创建上传 Object 的 Metadata
        ObjectMetadata objectMetadata = new ObjectMetadata();
        objectMetadata.setContentLength(instream.available());
        objectMetadata.setCacheControl("no-cache");
        objectMetadata.setHeader("Pragma", "no-cache");
        objectMetadata.setContentType(ImageUtils.getImageType(fileName));
        objectMetadata.setContentDisposition("inline;filename=" + fileName);
        ossClient.putObject(bucketName, filedir + fileName, instream, objectMetadata);
        return getUrl(ossClient, filedir, fileName);
    } catch (IOException | OSSException | ClientException e) {
        log.trace("", e);
    }
    return "";
}
 

@Override
public String doSaveFileStore(final MultipartFile file) {
    final OSS ossClient = new OSSClientBuilder()
            .build(ConfigCache.getConfig(Constants.ALIYUN_OSS_ENDPOINT),
                    ConfigCache.getConfig(Constants.ALIYUN_OSS_ACCESS_KEY),
                    ConfigCache.getConfig(Constants.ALIYUN_OSS_SECRET_KEY));
    try {
        final String fileName = FileUtil.createSingleFilePath(ConfigCache.getConfig(Constants.ALIYUN_OSS_PATH), file.getOriginalFilename());
        final PutObjectRequest putObjectRequest = new PutObjectRequest(ConfigCache.getConfig(Constants.ALIYUN_OSS_BUCKET), fileName, file.getInputStream());
        final ObjectMetadata metadata = new ObjectMetadata();
        metadata.setHeader(OSSHeaders.OSS_STORAGE_CLASS, StorageClass.Standard.toString());
        putObjectRequest.setMetadata(metadata);
        ossClient.putObject(putObjectRequest);
        return ConfigCache.getConfig(Constants.ALIYUN_OSS_IMAGE_DOMAIN) + fileName;
    } catch (final IOException e) {
        return "";
    } finally {
        if (ossClient != null) {
            ossClient.shutdown();
        }
    }
}
 

/**
 * 客户端接口
 * */
public Map<ReturnImage, Integer> clientuploadOSS(Map<String, MultipartFile> fileMap, String username, UploadConfig uploadConfig) throws Exception {
        File file = null;
        Map<ReturnImage, Integer> ImgUrl = new HashMap<>();
        ObjectMetadata meta = new ObjectMetadata();
        meta.setHeader("Content-Disposition", "inline");
        for (Map.Entry<String, MultipartFile> entry : fileMap.entrySet()) {
            String uuid = UUID.randomUUID().toString().replace("-", "").toLowerCase().substring(0,5);//生成一个没有-的uuid，然后取前5位
            java.text.DateFormat format1 = new java.text.SimpleDateFormat("MMddhhmmss");
            String times = format1.format(new Date());
            file = SetFiles.changeFile(entry.getValue());
            String head = "";
            if(entry.getKey().equals("jpg")||entry.getKey().equals("jpeg")){
                head = "image/jpeg";
            }else if(entry.getKey().equals("png")){
                head = "image/png";
            }else if(entry.getKey().equals("bmp")){
                head = "image/bmp";
            }else if(entry.getKey().equals("gif")){
                head = "image/gif";
            }else{
                //System.err.println("位置格式文件，无法定义header头。");
                head = "image/"+entry.getKey();
            }
            meta.setHeader("Content-Type", head);//image/jpeg
            ReturnImage returnImage = new ReturnImage();
            if(entry.getValue().getSize()/1024<=uploadConfig.getFilesizeuser()*1024){
                ossClient.putObject(key.getBucketname(), username + "/" + uuid+times + "." + entry.getKey(),file,meta);
                returnImage.setImgname(entry.getValue().getOriginalFilename());
                returnImage.setImgurl(key.getRequestAddress() + "/" + username + "/" + uuid+times + "." + entry.getKey());
                ImgUrl.put(returnImage, (int) (entry.getValue().getSize()));
            }else{
                returnImage.setImgname(entry.getValue().getOriginalFilename());
                returnImage.setImgurl("文件超出系统设定大小，不得超过");
                ImgUrl.put(returnImage, -1);
            }
        }
        return ImgUrl;

}
 

/**
 * 客户端接口
 * */
public Map<ReturnImage, Integer> clientuploadUSS(Map<String, MultipartFile> fileMap, String username, UploadConfig uploadConfig) throws Exception {
    File file = null;
    Map<ReturnImage, Integer> ImgUrl = new HashMap<>();
    //设置Header
    ObjectMetadata meta = new ObjectMetadata();
    meta.setHeader("Content-Disposition", "inline");
    for (Map.Entry<String, MultipartFile> entry : fileMap.entrySet()) {
        String uuid = UUID.randomUUID().toString().replace("-", "").toLowerCase().substring(0,5);//生成一个没有-的uuid，然后取前5位
        java.text.DateFormat format1 = new java.text.SimpleDateFormat("MMddhhmmss");
        String times = format1.format(new Date());
        file = SetFiles.changeFile(entry.getValue());
        // 上传文件流。
        System.out.println("客户端：待上传的图片："+username + "/" + uuid+times + "." + entry.getKey());
        ReturnImage returnImage = new ReturnImage();
        if(entry.getValue().getSize()/1024<=uploadConfig.getFilesizeuser()*1024){
            // 例2：采用数据流模式上传文件（节省内存）,自动创建父级目录
            upyun.setContentMD5(UpYun.md5(file));
            boolean result = upyun.writeFile(username + "/" + uuid+times + "." + entry.getKey(), file, true);
            if(result){
                returnImage.setImgname(entry.getValue().getOriginalFilename());
                returnImage.setImgurl(key.getRequestAddress() + "/" + username + "/" + uuid+times + "." + entry.getKey());
                ImgUrl.put(returnImage, (int) (entry.getValue().getSize()));

                //ImgUrl.put(key.getRequestAddress() + "/" + username + "/" + uuid+times + "." + entry.getKey(), (int) (entry.getValue().getSize()));
            }else{
                System.err.println("上传失败");
            }
        }else{
            returnImage.setImgname(entry.getValue().getOriginalFilename());
            returnImage.setImgurl("文件超出系统设定大小，不得超过");
            ImgUrl.put(returnImage, -1);
        }
    }
    return ImgUrl;
}
 

@Override
public String upload(MultipartFile file) throws IOException, NoSuchAlgorithmException {
    String fileName =null,realNames = "";
    StringBuffer returnUrl = new StringBuffer(getUploadInfo().getOssBasePath());
    String ossDir = getUploadInfo().getOssDir();
    try {
        fileName = file.getOriginalFilename();
        //上传文件
        StringBuffer realName = new StringBuffer(UUID.randomUUID().toString());
        String fileExtension = fileName.substring(fileName.lastIndexOf("."));
        realName.append(fileExtension);
        QETag tag = new QETag();
        String hash = tag.calcETag(file);
        Rescource rescource = new Rescource();
        EntityWrapper<RestResponse> wrapper = new EntityWrapper<>();
        wrapper.eq("hash",hash);
        wrapper.eq("source","oss");
        rescource = rescource.selectOne(wrapper);
        if( rescource!= null){
            return rescource.getWebUrl();
        }

        InputStream is = file.getInputStream();

        Long fileSize = file.getSize();
        //创建上传Object的Metadata
        ObjectMetadata metadata = new ObjectMetadata();
        metadata.setContentLength(is.available());
        metadata.setCacheControl("no-cache");
        metadata.setHeader("Pragma", "no-cache");
        metadata.setContentEncoding("utf-8");
        metadata.setContentType(ToolUtil.getContentType(fileName));
        StringBuffer description = new StringBuffer("filename/filesize=");
        description.append(realNames).append("/").append(fileSize).append("Byte.");
        metadata.setContentDisposition(description.toString());

        StringBuffer key = new StringBuffer();
        if(ossDir != null && !"".equals(ossDir)){
            key.append(ossDir).append("/");
            returnUrl.append(ossDir).append("/");
        }
        key.append(realName);
        returnUrl.append(realName);
        PutObjectResult putResult = getOSSClient().putObject(getUploadInfo().getOssBucketName(), key.toString(), is, metadata);
        //解析结果
        System.out.println("md5码为"+putResult.getETag());
        rescource = new Rescource();
        rescource.setFileName(realName.toString());
        rescource.setFileSize(new java.text.DecimalFormat("#.##").format(file.getSize()/1024)+"kb");
        rescource.setHash(hash);
        rescource.setFileType(StringUtils.isBlank(fileExtension)?"unknown":fileExtension);
        rescource.setWebUrl(returnUrl.toString());
        rescource.setSource("oss");
        rescource.insert();
        getOSSClient().shutdown();
        is.close();
    } catch (Exception e) {
        throw new MyException("上传阿里云OSS服务器异常." + e.getMessage());
    }
    return returnUrl.toString();
}