Class Helper


  • public class Helper
    extends Object

    Helper class.

    • Method Detail

      • randomBytes

        public static byte[] randomBytes​(int length)

        randomBytes.

        Parameters:
        length - a int
        Returns:
        an array of byte objects
      • zfill64

        public static String zfill64​(String bytes)

        zfill64.

        Parameters:
        bytes - a String object
        Returns:
        a String object
      • maskString

        public static String maskString​(String str,
                                        int len)

        maskString.

        Parameters:
        str - a String object
        len - a int
        Returns:
        a String object
      • btcToSat

        public static String btcToSat​(double f)

        btcToSat.

        Parameters:
        f - a double
        Returns:
        a String object
      • logWithBase

        public static double logWithBase​(double value,
                                         double base)

        logWithBase.

        Parameters:
        value - a double
        base - a double
        Returns:
        a double