/**
* Creates an MnemonicCode object, initializing with words read from the supplied input stream. If
* a wordListDigest is supplied the digest of the words will be checked.
*/
public MnemonicCode(InputStream wordstream, String wordListDigest)
throws IOException, IllegalArgumentException {
BufferedReader br = new BufferedReader(new InputStreamReader(wordstream, "UTF-8"));
this.wordList = new ArrayList<String>(2048);
MessageDigest md;
try {
md = MessageDigest.getInstance("SHA-256");
} catch (NoSuchAlgorithmException ex) {
throw new RuntimeException(ex); // Can't happen.
}
String word;
while ((word = br.readLine()) != null) {
md.update(word.getBytes());
this.wordList.add(word);
}
br.close();
if (this.wordList.size() != 2048)
throw new IllegalArgumentException("input stream did not contain 2048 words");
// If a wordListDigest is supplied check to make sure it matches.
if (wordListDigest != null) {
byte[] digest = md.digest();
String hexdigest = HEX.encode(digest);
if (!hexdigest.equals(wordListDigest))
throw new IllegalArgumentException("wordlist digest mismatch");
}
}
@Override
public String toString() {
final ToStringHelper helper = Objects.toStringHelper(this).omitNullValues();
helper.add("pub", Utils.HEX.encode(pub.getEncoded()));
helper.add("chainCode", HEX.encode(chainCode));
helper.add("path", getPathAsString());
if (creationTimeSeconds > 0) helper.add("creationTimeSeconds", creationTimeSeconds);
helper.add("isEncrypted", isEncrypted());
helper.add("isPubKeyOnly", isPubKeyOnly());
return helper.toString();
}
@Override
public String toString() {
return HEX.encode(key);
}