/**
* @param k another key
* @return a new Key which is the result of this key XOR the given key
*/
public Key xor(Key k) {
if (k.getByteLength() != getByteLength())
throw new IllegalArgumentException("incompatable key for xor");
byte[] b = new byte[getByteLength()];
for (int i = 0; i < b.length; ++i) {
b[i] = (byte) (getBytes()[i] ^ k.getBytes()[i]);
}
return new Key(b);
}
private int getKBucketIndex(Key key) {
return key.xor(localNode.getKey()).getFirstSetBitIndex();
}
@Override
public int compareTo(Key arg0) {
return toString().compareTo(arg0.toString());
}