0xff, 16));
} return buf.toString();
}
public static final byte[] decodeHex(String hex) {
char chars[] = hex.toCharArray();
byte bytes[] = new byte[chars.length / 2];
int byteCount = 0;
for(int i = 0; i < chars.length; i += 2) {
int newByte = 0;
newByte |= hexCharToByte(chars[i]);
newByte <<= 4;
newByte |= hexCharToByte(chars[i + 1]);
bytes[byteCount] = (byte)newByte; byteCount++; } return bytes; }
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