1.oss操作.md

oss上传

public class OssHelper {
    private static final Logger logger = LoggerFactory.getLogger(OssHelper.class);

    private static OssHelper ossHelper = new OssHelper();
    private static String domain = "https://bucketName.oss-cn-hangzhou.aliyuncs.com/";
    private static String endPoint = "https://oss-cn-hangzhou.aliyuncs.com";
    private static String endPointInner = "https://oss-cn-hangzhou-internal.aliyuncs.com";
    private String accessKey = "";
    private String accessKeySecret = "";
    private String bucketName = "bucketName";
    private ClientConfiguration clientConfiguration;

    static {
        if (OSUtils.isLinux()) {
            endPoint = endPointInner;
        }
    }

    private OssHelper() {
        ClientConfiguration clientConfiguration = new ClientConfiguration();
        clientConfiguration.setConnectionTimeout(5000);
        clientConfiguration.setSupportCname(true);
        clientConfiguration.setRequestTimeout(60000);
        clientConfiguration.setSocketTimeout(60000);
        this.clientConfiguration = clientConfiguration;
    }

    public static OssHelper getInstance() {
        return ossHelper;
    }

    public String upload(String prefix, String fileName, InputStream inputStream) {
        logger.info("upload file to oss endPoint:{},fileName:{}", endPoint, fileName);
        long start = System.currentTimeMillis();
        OSSClient ossClient = new OSSClient(endPoint, accessKey, accessKeySecret, clientConfiguration);

        fileName = prefix + "/" + fileName;
        PutObjectResult result = ossClient.putObject(bucketName, fileName, inputStream);
        // 设置文件的访问权限为公共读。
        ossClient.setObjectAcl(bucketName, fileName, CannedAccessControlList.PublicRead);
        logger.info("upload file to oss result:{},cost {}", result.getETag(), System.currentTimeMillis() - start);

//        // 设置URL过期时间为1小时。
//        Date expiration = new Date(System.currentTimeMillis() + 3600 * 1000);
//        // 生成以GET方法访问的签名URL，访客可以直接通过浏览器访问相关内容。
//        URL url = ossClient.generatePresignedUrl(bucketName, fileName, expiration);
//        logger.info("browser.url:{}", url);

        ossClient.shutdown();

        return generateSTSUrl(fileName);
    }

    private String generateSTSUrl(String fileName) {
        logger.info("generateSTSUrl fileName:{}", fileName);
        String resultUrl =  domain + fileName;
        logger.info("generateSTSUrl resultUrl:{}", resultUrl);
        return resultUrl;
    }
}