public static boolean isFolderExist(String directoryPath){
  if (Handler_String.isBlank(directoryPath)) {
    return false;
  }
  File dire=new File(directoryPath);
  return (dire.exists() && dire.isDirectory());
}

public static boolean isFolderExist ( String directoryPath ) { if ( Handler_String . isBlank ( directoryPath ) ) { return false ; } File dire = new File ( directoryPath ) ; return ( dire . exists ( ) && dire . isDirectory ( ) ) ; }
indicates if this file represents a directory on the underlying file system .
