Monday, February 22, 2016

Utils

public static String toHexString(byte[] array) {
    return DatatypeConverter.printHexBinary(array);
}

public static byte[] toByteArray(String s) {
    return DatatypeConverter.parseHexBinary(s);
}
public static byte[] concat(List<byte[]> bytesList) {
 byte[] result = {};

 for (byte[] b : bytesList) {
  result = Bytes.concat(result, b);
 }

 return result;
}

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