code: public void uploadFromByteArray(final byte[] buffer, final int offset, final int length) throws StorageException,
              IOException, URISyntaxException {
          uploadFromByteArray(buffer, offset, length, null /* accessCondition */, null /* options */, null /* opContext */);
      }
docs: Uploads a file from data in a byte array. If the file already exists on the service, it will be overwritten.
  
  @param buffer
  A <code>byte</code> array which represents the data to write to the file.
  @param offset
  A <code>int</code> which represents the offset of the byte array from which to start the data upload.
  @param length
  An <code>int</code> which represents the number of bytes to upload from the input buffer.
  
  @throws StorageException
  If a storage service error occurred.
  @throws IOException
  @throws URISyntaxException