public static byte[] decode(char[] hex){ return HexCommonsImpl.decodeHex(hex); }
/** * Converts an array of bytes into an array of characters representing the hexadecimal values of each byte in order. * The returned array will be double the length of the passed array, as it takes two characters to represent any * given byte. * * @param data * a byte[] to convert to Hex characters * @return A char[] containing hexadecimal characters */ public static char[] encodeHex(byte[] data) { return encodeHex(data, true); }
public static String encode(byte[] data){ return HexCommonsImpl.encodeHexString(data); }
/** * Converts an array of bytes into an array of bytes for the characters representing the hexadecimal values of each * byte in order. The returned array will be double the length of the passed array, as it takes two characters to * represent any given byte. * <p> * The conversion from hexadecimal characters to the returned bytes is performed with the charset named by * {@link #getCharsetName()}. * </p> * * @param array * a byte[] to convert to Hex characters * @return A byte[] containing the bytes of the hexadecimal characters * @throws IllegalStateException * if the charsetName is invalid. This API throws {@link IllegalStateException} instead of * {@link UnsupportedEncodingException} for backward compatibility. * @see #encodeHex(byte[]) */ public byte[] encode(byte[] array) { return Strings.getBytes(encodeHexString(array), getCharsetName()); }
/** * Converts an array of character bytes representing hexadecimal values into an array of bytes of those same values. * The returned array will be half the length of the passed array, as it takes two characters to represent any given * byte. An exception is thrown if the passed char array has an odd number of elements. * * @param array * An array of character bytes containing hexadecimal digits * @return A byte array containing binary data decoded from the supplied byte array (representing characters). * @throws DecoderException * Thrown if an odd number of characters is supplied to this function * @see #decodeHex(char[]) */ public byte[] decode(byte[] array) throws DecoderException { try { return decodeHex(new String(array, getCharsetName()).toCharArray()); } catch (UnsupportedEncodingException e) { throw new DecoderException(e.getMessage(), e); } }
/** * Converts a String or an array of bytes into an array of characters representing the hexadecimal values of each * byte in order. The returned array will be double the length of the passed String or array, as it takes two * characters to represent any given byte. * <p> * The conversion from hexadecimal characters to bytes to be encoded to performed with the charset named by * {@link #getCharsetName()}. * </p> * * @param object * a String, or byte[] to convert to Hex characters * @return A char[] containing hexadecimal characters * @throws EncoderException * Thrown if the given object is not a String or byte[] * @see #encodeHex(byte[]) */ public Object encode(Object object) throws EncoderException { try { byte[] byteArray = object instanceof String ? ((String) object).getBytes(getCharsetName()) : (byte[]) object; return encodeHex(byteArray); } catch (ClassCastException e) { throw new EncoderException(e.getMessage(), e); } catch (UnsupportedEncodingException e) { throw new EncoderException(e.getMessage(), e); } }
/** * Converts an array of characters representing hexadecimal values into an array of bytes of those same values. The * returned array will be half the length of the passed array, as it takes two characters to represent any given * byte. An exception is thrown if the passed char array has an odd number of elements. * * @param data * An array of characters containing hexadecimal digits * @return A byte array containing binary data decoded from the supplied char array. * @throws DecoderException * Thrown if an odd number or illegal of characters is supplied */ public static byte[] decodeHex(char[] data) throws DecoderException { int len = data.length; if ((len & 0x01) != 0) { throw new DecoderException("Odd number of characters."); } byte[] out = new byte[len >> 1]; // two characters form the hex value. for (int i = 0, j = 0; j < len; i++) { int f = toDigit(data[j], j) << 4; j++; f = f | toDigit(data[j], j); j++; out[i] = (byte) (f & 0xFF); } return out; }
public static char[] encodeToChars(byte[] data){ return HexCommonsImpl.encodeHex(data); }
public static byte[] decode(String hex){ return HexCommonsImpl.decodeHex(hex.toCharArray()); }
public static char[] encodeToChars(byte[] data,boolean toLowerCase){ return HexCommonsImpl.encodeHex(data,toLowerCase); }
/** * Converts a String or an array of character bytes representing hexadecimal values into an array of bytes of those * same values. The returned array will be half the length of the passed String or array, as it takes two characters * to represent any given byte. An exception is thrown if the passed char array has an odd number of elements. * * @param object * A String or, an array of character bytes containing hexadecimal digits * @return A byte array containing binary data decoded from the supplied byte array (representing characters). * @throws DecoderException * Thrown if an odd number of characters is supplied to this function or the object is not a String or * char[] * @see #decodeHex(char[]) */ public Object decode(Object object) throws DecoderException { try { char[] charArray = object instanceof String ? ((String) object).toCharArray() : (char[]) object; return decodeHex(charArray); } catch (ClassCastException e) { throw new DecoderException(e.getMessage(), e); } }
/** * Converts an array of bytes into an array of characters representing the hexadecimal values of each byte in order. * The returned array will be double the length of the passed array, as it takes two characters to represent any * given byte. * * @param data * a byte[] to convert to Hex characters * @param toLowerCase * <code>true</code> converts to lowercase, <code>false</code> to uppercase * @return A char[] containing hexadecimal characters * @since 1.4 */ public static char[] encodeHex(byte[] data, boolean toLowerCase) { return encodeHex(data, toLowerCase ? DIGITS_LOWER : DIGITS_UPPER); }
/** * Converts an array of bytes into a String representing the hexadecimal values of each byte in order. The returned * String will be double the length of the passed array, as it takes two characters to represent any given byte. * * @param data * a byte[] to convert to Hex characters * @return A String containing hexadecimal characters * @since 1.4 */ public static String encodeHexString(byte[] data) { return new String(encodeHex(data)); }
public static String encode(byte[] data,boolean toLowerCase){ return new String(HexCommonsImpl.encodeHex(data, toLowerCase)); }