Esempio n. 1
0
    /**
     * List files in a folder
     *
     * @param containerName Folder name
     * @return List of file names
     * @throws IOException
     */
    public List<String> listObjects(String containerName) throws Exception {
      HttpURLConnection urlConnection = getConnBuilder(containerName, null).getConnection();

      HttpResponse response = Utils.doReadOperation(urlConnection);

      if (!response.isSuccessCode()) {
        if (response.isAuthDenied()) {
          log.warn("Refreshing credentials and retrying");
          authenticate();
          return listObjects(containerName);
        } else {
          log.error("Error listing container " + containerName + ", code = " + response.code);
        }
      }
      return response.payloadAsLines();
    }
Esempio n. 2
0
    /**
     * Read the content of a file
     *
     * @param containerName Name of the folder
     * @param objectName name of the file
     * @return Content of the files
     * @throws IOException
     */
    public byte[] readObject(String containerName, String objectName) throws Exception {
      HttpURLConnection urlConnection = getConnBuilder(containerName, objectName).getConnection();

      HttpResponse response = Utils.doReadOperation(urlConnection);

      if (!response.isSuccessCode()) {
        if (response.isAuthDenied()) {
          log.warn("Refreshing credentials and retrying");
          authenticate();
          return readObject(containerName, objectName);
        } else {
          log.error(
              "Error reading object "
                  + objectName
                  + " from container "
                  + containerName
                  + ", code = "
                  + response.code);
        }
      }
      return response.payload;
    }