Пример #1
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 /**
  * Creates a deterministic key chain that watches the given (public only) root key. You can use
  * this to calculate balances and generally follow along, but spending is not possible with such a
  * chain. Currently you can't use this method to watch an arbitrary fragment of some other tree,
  * this limitation may be removed in future.
  */
 public DeterministicKeyChain(DeterministicKey watchingKey, long creationTimeSeconds) {
   checkArgument(watchingKey.isPubKeyOnly(), "Private subtrees not currently supported");
   checkArgument(watchingKey.getPath().size() == 1, "You can only watch an account key currently");
   basicKeyChain = new BasicKeyChain();
   this.creationTimeSeconds = creationTimeSeconds;
   this.seed = null;
   initializeHierarchyUnencrypted(watchingKey);
 }
Пример #2
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 /**
  * A deterministic key is considered to be 'public key only' if it hasn't got a private key part
  * and it cannot be rederived. If the hierarchy is encrypted this returns true.
  */
 @Override
 public boolean isPubKeyOnly() {
   return super.isPubKeyOnly() && (parent == null || parent.isPubKeyOnly());
 }