Java Code Examples for org.bitcoinj.crypto.KeyCrypter#getUnderstoodEncryptionType()

The following examples show how to use org.bitcoinj.crypto.KeyCrypter#getUnderstoodEncryptionType() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: WalletProtobufSerializer.java    From bcm-android with GNU General Public License v3.0 4 votes vote down vote up 
/**
 * Converts the given wallet to the object representation of the protocol buffers. This can be modified, or
 * additional data fields set, before serialization takes place.
 */
public Protos.Wallet walletToProto(Wallet wallet) {
    Protos.Wallet.Builder walletBuilder = Protos.Wallet.newBuilder();
    walletBuilder.setNetworkIdentifier(wallet.getNetworkParameters().getId());
    if (wallet.getDescription() != null) {
        walletBuilder.setDescription(wallet.getDescription());
    }

    for (WalletTransaction wtx : wallet.getWalletTransactions()) {
        Protos.Transaction txProto = makeTxProto(wtx);
        walletBuilder.addTransaction(txProto);
    }

    walletBuilder.addAllKey(wallet.serializeKeyChainGroupToProtobuf());

    for (Script script : wallet.getWatchedScripts()) {
        Protos.Script protoScript =
                Protos.Script.newBuilder()
                        .setProgram(ByteString.copyFrom(script.getProgram()))
                        .setCreationTimestamp(script.getCreationTimeSeconds() * 1000)
                        .build();

        walletBuilder.addWatchedScript(protoScript);
    }

    // Populate the lastSeenBlockHash field.
    Sha256Hash lastSeenBlockHash = wallet.getLastBlockSeenHash();
    if (lastSeenBlockHash != null) {
        walletBuilder.setLastSeenBlockHash(hashToByteString(lastSeenBlockHash));
        walletBuilder.setLastSeenBlockHeight(wallet.getLastBlockSeenHeight());
    }
    if (wallet.getLastBlockSeenTimeSecs() > 0)
        walletBuilder.setLastSeenBlockTimeSecs(wallet.getLastBlockSeenTimeSecs());

    // Populate the scrypt parameters.
    KeyCrypter keyCrypter = wallet.getKeyCrypter();
    if (keyCrypter == null) {
        // The wallet is unencrypted.
        walletBuilder.setEncryptionType(EncryptionType.UNENCRYPTED);
    } else {
        // The wallet is encrypted.
        walletBuilder.setEncryptionType(keyCrypter.getUnderstoodEncryptionType());
        if (keyCrypter instanceof KeyCrypterScrypt) {
            KeyCrypterScrypt keyCrypterScrypt = (KeyCrypterScrypt) keyCrypter;
            walletBuilder.setEncryptionParameters(keyCrypterScrypt.getScryptParameters());
        } else {
            // Some other form of encryption has been specified that we do not know how to persist.
            throw new RuntimeException("The wallet has encryption of type '" + keyCrypter.getUnderstoodEncryptionType() + "' but this WalletProtobufSerializer does not know how to persist this.");
        }
    }

    if (wallet.getKeyRotationTime() != null) {
        long timeSecs = wallet.getKeyRotationTime().getTime() / 1000;
        walletBuilder.setKeyRotationTime(timeSecs);
    }

    populateExtensions(wallet, walletBuilder);

    for (Map.Entry<String, ByteString> entry : wallet.getTags().entrySet()) {
        Protos.Tag.Builder tag = Protos.Tag.newBuilder().setTag(entry.getKey()).setData(entry.getValue());
        walletBuilder.addTags(tag);
    }

    // Populate the wallet version.
    walletBuilder.setVersion(wallet.getVersion());

    return walletBuilder.build();
}
Example 2
Source File: WalletProtobufSerializer.java    From green_android with GNU General Public License v3.0 4 votes vote down vote up 
/**
 * Converts the given wallet to the object representation of the protocol buffers. This can be modified, or
 * additional data fields set, before serialization takes place.
 */
public Protos.Wallet walletToProto(Wallet wallet) {
    Protos.Wallet.Builder walletBuilder = Protos.Wallet.newBuilder();
    walletBuilder.setNetworkIdentifier(wallet.getNetworkParameters().getId());
    if (wallet.getDescription() != null) {
        walletBuilder.setDescription(wallet.getDescription());
    }

    for (WalletTransaction wtx : wallet.getWalletTransactions()) {
        Protos.Transaction txProto = makeTxProto(wtx);
        walletBuilder.addTransaction(txProto);
    }

    walletBuilder.addAllKey(wallet.serializeKeyChainGroupToProtobuf());

    for (Script script : wallet.getWatchedScripts()) {
        Protos.Script protoScript =
                Protos.Script.newBuilder()
                        .setProgram(ByteString.copyFrom(script.getProgram()))
                        .setCreationTimestamp(script.getCreationTimeSeconds() * 1000)
                        .build();

        walletBuilder.addWatchedScript(protoScript);
    }

    // Populate the lastSeenBlockHash field.
    Sha256Hash lastSeenBlockHash = wallet.getLastBlockSeenHash();
    if (lastSeenBlockHash != null) {
        walletBuilder.setLastSeenBlockHash(hashToByteString(lastSeenBlockHash));
        walletBuilder.setLastSeenBlockHeight(wallet.getLastBlockSeenHeight());
    }
    if (wallet.getLastBlockSeenTimeSecs() > 0)
        walletBuilder.setLastSeenBlockTimeSecs(wallet.getLastBlockSeenTimeSecs());

    // Populate the scrypt parameters.
    KeyCrypter keyCrypter = wallet.getKeyCrypter();
    if (keyCrypter == null) {
        // The wallet is unencrypted.
        walletBuilder.setEncryptionType(EncryptionType.UNENCRYPTED);
    } else {
        // The wallet is encrypted.
        walletBuilder.setEncryptionType(keyCrypter.getUnderstoodEncryptionType());
        if (keyCrypter instanceof KeyCrypterScrypt) {
            KeyCrypterScrypt keyCrypterScrypt = (KeyCrypterScrypt) keyCrypter;
            walletBuilder.setEncryptionParameters(keyCrypterScrypt.getScryptParameters());
        } else {
            // Some other form of encryption has been specified that we do not know how to persist.
            throw new RuntimeException("The wallet has encryption of type '" + keyCrypter.getUnderstoodEncryptionType() + "' but this WalletProtobufSerializer does not know how to persist this.");
        }
    }

    if (wallet.getKeyRotationTime() != null) {
        long timeSecs = wallet.getKeyRotationTime().getTime() / 1000;
        walletBuilder.setKeyRotationTime(timeSecs);
    }

    populateExtensions(wallet, walletBuilder);

    for (Map.Entry<String, ByteString> entry : wallet.getTags().entrySet()) {
        Protos.Tag.Builder tag = Protos.Tag.newBuilder().setTag(entry.getKey()).setData(entry.getValue());
        walletBuilder.addTags(tag);
    }

    for (TransactionSigner signer : wallet.getTransactionSigners()) {
        // do not serialize LocalTransactionSigner as it's being added implicitly
        if (signer instanceof LocalTransactionSigner)
            continue;
        Protos.TransactionSigner.Builder protoSigner = Protos.TransactionSigner.newBuilder();
        protoSigner.setClassName(signer.getClass().getName());
        protoSigner.setData(ByteString.copyFrom(signer.serialize()));
        walletBuilder.addTransactionSigners(protoSigner);
    }

    // Populate the wallet version.
    walletBuilder.setVersion(wallet.getVersion());

    return walletBuilder.build();
}
Example 3
Source File: WalletProtobufSerializer.java    From GreenBits with GNU General Public License v3.0 4 votes vote down vote up 
/**
 * Converts the given wallet to the object representation of the protocol buffers. This can be modified, or
 * additional data fields set, before serialization takes place.
 */
public Protos.Wallet walletToProto(Wallet wallet) {
    Protos.Wallet.Builder walletBuilder = Protos.Wallet.newBuilder();
    walletBuilder.setNetworkIdentifier(wallet.getNetworkParameters().getId());
    if (wallet.getDescription() != null) {
        walletBuilder.setDescription(wallet.getDescription());
    }

    for (WalletTransaction wtx : wallet.getWalletTransactions()) {
        Protos.Transaction txProto = makeTxProto(wtx);
        walletBuilder.addTransaction(txProto);
    }

    walletBuilder.addAllKey(wallet.serializeKeyChainGroupToProtobuf());

    for (Script script : wallet.getWatchedScripts()) {
        Protos.Script protoScript =
                Protos.Script.newBuilder()
                        .setProgram(ByteString.copyFrom(script.getProgram()))
                        .setCreationTimestamp(script.getCreationTimeSeconds() * 1000)
                        .build();

        walletBuilder.addWatchedScript(protoScript);
    }

    // Populate the lastSeenBlockHash field.
    Sha256Hash lastSeenBlockHash = wallet.getLastBlockSeenHash();
    if (lastSeenBlockHash != null) {
        walletBuilder.setLastSeenBlockHash(hashToByteString(lastSeenBlockHash));
        walletBuilder.setLastSeenBlockHeight(wallet.getLastBlockSeenHeight());
    }
    if (wallet.getLastBlockSeenTimeSecs() > 0)
        walletBuilder.setLastSeenBlockTimeSecs(wallet.getLastBlockSeenTimeSecs());

    // Populate the scrypt parameters.
    KeyCrypter keyCrypter = wallet.getKeyCrypter();
    if (keyCrypter == null) {
        // The wallet is unencrypted.
        walletBuilder.setEncryptionType(EncryptionType.UNENCRYPTED);
    } else {
        // The wallet is encrypted.
        walletBuilder.setEncryptionType(keyCrypter.getUnderstoodEncryptionType());
        if (keyCrypter instanceof KeyCrypterScrypt) {
            KeyCrypterScrypt keyCrypterScrypt = (KeyCrypterScrypt) keyCrypter;
            walletBuilder.setEncryptionParameters(keyCrypterScrypt.getScryptParameters());
        } else {
            // Some other form of encryption has been specified that we do not know how to persist.
            throw new RuntimeException("The wallet has encryption of type '" + keyCrypter.getUnderstoodEncryptionType() + "' but this WalletProtobufSerializer does not know how to persist this.");
        }
    }

    if (wallet.getKeyRotationTime() != null) {
        long timeSecs = wallet.getKeyRotationTime().getTime() / 1000;
        walletBuilder.setKeyRotationTime(timeSecs);
    }

    populateExtensions(wallet, walletBuilder);

    for (Map.Entry<String, ByteString> entry : wallet.getTags().entrySet()) {
        Protos.Tag.Builder tag = Protos.Tag.newBuilder().setTag(entry.getKey()).setData(entry.getValue());
        walletBuilder.addTags(tag);
    }

    for (TransactionSigner signer : wallet.getTransactionSigners()) {
        // do not serialize LocalTransactionSigner as it's being added implicitly
        if (signer instanceof LocalTransactionSigner)
            continue;
        Protos.TransactionSigner.Builder protoSigner = Protos.TransactionSigner.newBuilder();
        protoSigner.setClassName(signer.getClass().getName());
        protoSigner.setData(ByteString.copyFrom(signer.serialize()));
        walletBuilder.addTransactionSigners(protoSigner);
    }

    // Populate the wallet version.
    walletBuilder.setVersion(wallet.getVersion());

    return walletBuilder.build();
}