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add support for creating seedqr string

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This commit is contained in:
Craig Raw 2024-04-05 13:49:13 +02:00
parent 9872c6b6ec
commit b128bb895d
1 changed files with 14 additions and 0 deletions
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src/main/java/com/sparrowwallet/drongo/wallet/SeedQR.java
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@ -30,6 +30,20 @@ public class SeedQR {
return new DeterministicSeed(words, null, System.currentTimeMillis(), DeterministicSeed.Type.BIP39); return new DeterministicSeed(words, null, System.currentTimeMillis(), DeterministicSeed.Type.BIP39);
} }
public static String getSeedQR(DeterministicSeed seed) {
if(seed.isEncrypted()) {
throw new IllegalStateException("Seed cannot be encrypted");
}
StringBuilder builder = new StringBuilder();
for(String word : seed.getMnemonicCode()) {
int index = Bip39MnemonicCode.INSTANCE.getWordList().indexOf(word);
builder.append(String.format("%04d", index));
}
return builder.toString();
}
public static DeterministicSeed getSeed(byte[] compactSeedQr) { public static DeterministicSeed getSeed(byte[] compactSeedQr) {
byte[] seed; byte[] seed;