protected static String extractSecretAccessKey(String s3uri){
  return s3uri.substring(s3uri.indexOf(':',s3uri.indexOf("://") + 1) + 1,s3uri.indexOf('@'));
}

protected static String extractSecretAccessKey ( String s3uri ) { return s3uri . substring ( s3uri . indexOf ( ':' , s3uri . indexOf ( "://" ) + 1 ) + 1 , s3uri . indexOf ( '@' ) ) ; }
extracts the secretaccesskey from the given uri
