Package org.bouncycastle.util.encoders

Class Hex

java.lang.Object
org.bouncycastle.util.encoders.Hex
public class Hex extends Object
Utility class for converting hex data to bytes and back again.

  • Constructor Summary

    Constructors
    Constructor
    Description
    Hex()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static byte[]
    decode(byte[] data)
    decode the Hex encoded input data.
    static byte[]
    decode(String data)
    decode the Hex encoded String data - whitespace will be ignored.
    static int
    decode(String data, OutputStream out)
    decode the Hex encoded String data writing it to the given output stream, whitespace characters will be ignored.
    static byte[]
    decodeStrict(String str)
    Decode the hexadecimal-encoded string strictly i.e.
    static byte[]
    decodeStrict(String str, int off, int len)
    Decode the hexadecimal-encoded string strictly i.e.
    static byte[]
    encode(byte[] data)
    encode the input data producing a Hex encoded byte array.
    static byte[]
    encode(byte[] data, int off, int length)
    encode the input data producing a Hex encoded byte array.
    static int
    encode(byte[] data, int off, int length, OutputStream out)
    Hex encode the byte data writing it to the given output stream.
    static int
    encode(byte[] data, OutputStream out)
    Hex encode the byte data writing it to the given output stream.
    static String
    toHexString(byte[] data)
     
    static String
    toHexString(byte[] data, int off, int length)
     

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • Hex

      public Hex()

  • Method Details

    • toHexString

      public static String toHexString(byte[] data)

    • toHexString

      public static String toHexString(byte[] data, int off, int length)

    • encode

      public static byte[] encode(byte[] data)
      encode the input data producing a Hex encoded byte array.
      Returns:
      a byte array containing the Hex encoded data.

    • encode

      public static byte[] encode(byte[] data, int off, int length)
      encode the input data producing a Hex encoded byte array.
      Returns:
      a byte array containing the Hex encoded data.

    • encode

      public static int encode(byte[] data, OutputStream out) throws IOException
      Hex encode the byte data writing it to the given output stream.
      Returns:
      the number of bytes produced.
      Throws:
      IOException

    • encode

      public static int encode(byte[] data, int off, int length, OutputStream out) throws IOException
      Hex encode the byte data writing it to the given output stream.
      Returns:
      the number of bytes produced.
      Throws:
      IOException

    • decode

      public static byte[] decode(byte[] data)
      decode the Hex encoded input data. It is assumed the input data is valid.
      Returns:
      a byte array representing the decoded data.

    • decode

      public static byte[] decode(String data)
      decode the Hex encoded String data - whitespace will be ignored.
      Returns:
      a byte array representing the decoded data.

    • decode

      public static int decode(String data, OutputStream out) throws IOException
      decode the Hex encoded String data writing it to the given output stream, whitespace characters will be ignored.
      Returns:
      the number of bytes produced.
      Throws:
      IOException

    • decodeStrict

      public static byte[] decodeStrict(String str)
      Decode the hexadecimal-encoded string strictly i.e. any non-hexadecimal characters will be considered an error.
      Returns:
      a byte array representing the decoded data.

    • decodeStrict

      public static byte[] decodeStrict(String str, int off, int len)
      Decode the hexadecimal-encoded string strictly i.e. any non-hexadecimal characters will be considered an error.
      Returns:
      a byte array representing the decoded data.