Java Utililty Methods Hex to Byte

List of utility methods to do Hex to Byte

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Description

The list of methods to do Hex to Byte are organized into topic(s).

Method

byteconvertHexCharacterToHalfByte(char character)
convert Hex Character To Half Byte 
if ((character >= '0') && (character <= '9')) {
    return (byte) (character - '0');
} else if ((character >= 'a') && (character <= 'f')) {
    return (byte) (character - 'a' + 10);
} else if ((character >= 'A') && (character <= 'F')) {
    return (byte) (character - 'A' + 10);
} else {
    throw new IllegalArgumentException("'" + character + "' is an illegal character in HEX code!");
...
byteconvertHexDigit(byte b)
convert Hex Digit 
if ((b >= '0') && (b <= '9'))
    return (byte) (b - '0');
if ((b >= 'a') && (b <= 'f'))
    return (byte) (b - 'a' + 10);
if ((b >= 'A') && (b <= 'F'))
    return (byte) (b - 'A' + 10);
throw new IllegalArgumentException("!hex:" + Integer.toHexString(0xff & b));
byteconvertHexDigit(byte b)
convert Hex Digit 
if ((b >= '0') && (b <= '9')) {
    return (byte) (b - '0');
if ((b >= 'a') && (b <= 'f')) {
    return (byte) (b - 'a' + 10);
if ((b >= 'A') && (b <= 'F')) {
    return (byte) (b - 'A' + 10);
...
byteconvertHexDigit(byte b)
Convert a byte character value to hexadecimal digit value. 
if ((b >= '0') && (b <= '9'))
    return (byte) (b - '0');
if ((b >= 'a') && (b <= 'f'))
    return (byte) (b - 'a' + 10);
if ((b >= 'A') && (b <= 'F'))
    return (byte) (b - 'A' + 10);
throw new IllegalArgumentException("requestUtil.convertHexDigit.notHex" + Character.valueOf((char) b));
byteconvertHexDigit(byte b)
convert Hex Digit 
if ((b >= '0') && (b <= '9'))
    return (byte) (b - '0');
if ((b >= 'a') && (b <= 'f'))
    return (byte) (b - 'a' + 10);
if ((b >= 'A') && (b <= 'F'))
    return (byte) (b - 'A' + 10);
return 0;
byteconvertHexDigit(byte c)
convert Hex Digit 
byte b = (byte) ((c & 0x1f) + ((c >> 6) * 0x19) - 0x10);
if (b < 0 || b > 15)
    throw new NumberFormatException("!hex " + c);
return b;