@Override
 public List<Protos.Key> serializeToProtobuf() {
   lock.lock();
   try {
     // Most of the serialization work is delegated to the basic key chain, which will serialize
     // the bulk of the
     // data (handling encryption along the way), and letting us patch it up with the extra data we
     // care about.
     LinkedList<Protos.Key> entries = newLinkedList();
     if (seed != null) {
       Protos.Key.Builder mnemonicEntry = BasicKeyChain.serializeEncryptableItem(seed);
       mnemonicEntry.setType(Protos.Key.Type.DETERMINISTIC_MNEMONIC);
       entries.add(mnemonicEntry.build());
     }
     Map<ECKey, Protos.Key.Builder> keys = basicKeyChain.serializeToEditableProtobufs();
     for (Map.Entry<ECKey, Protos.Key.Builder> entry : keys.entrySet()) {
       DeterministicKey key = (DeterministicKey) entry.getKey();
       Protos.Key.Builder proto = entry.getValue();
       proto.setType(Protos.Key.Type.DETERMINISTIC_KEY);
       final Protos.DeterministicKey.Builder detKey = proto.getDeterministicKeyBuilder();
       detKey.setChainCode(ByteString.copyFrom(key.getChainCode()));
       for (ChildNumber num : key.getPath()) detKey.addPath(num.i());
       if (key.equals(externalKey)) {
         detKey.setIssuedSubkeys(issuedExternalKeys);
         detKey.setLookaheadSize(lookaheadSize);
       } else if (key.equals(internalKey)) {
         detKey.setIssuedSubkeys(issuedInternalKeys);
         detKey.setLookaheadSize(lookaheadSize);
       }
       // Flag the very first key of following keychain.
       if (entries.isEmpty() && isFollowing()) {
         detKey.setIsFollowing(true);
       }
       if (key.getParent() != null) {
         // HD keys inherit the timestamp of their parent if they have one, so no need to serialize
         // it.
         proto.clearCreationTimestamp();
       }
       entries.add(proto.build());
     }
     return entries;
   } finally {
     lock.unlock();
   }
 }
Esempio n. 2
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 @Override
 public int compare(ECKey k1, ECKey k2) {
   ChildNumber cn1 = ((DeterministicKey) k1).getChildNumber();
   ChildNumber cn2 = ((DeterministicKey) k2).getChildNumber();
   return cn1.compareTo(cn2);
 }