/*
* Copyright 2012 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.digitalcoin.store;
import java.util.Collection;
import java.util.Collections;
import org.digitalcoinj.wallet.Protos;
import com.google.digitalcoin.core.NetworkParameters;
import com.google.digitalcoin.core.Wallet;
import com.google.digitalcoin.crypto.KeyCrypter;
/**
* Optional helper for WalletProtobufSerializer that allows for serialization and deserialization of Wallet objects
* with extensions and corresponding extended Wallet classes. If you want to store proprietary data into the wallet,
* this is how to do it.
*/
public class WalletExtensionSerializer {
public Wallet newWallet(NetworkParameters params) {
return new Wallet(params);
}
public Wallet newWallet(NetworkParameters params, KeyCrypter keyCrypter) {
return new Wallet(params, keyCrypter);
}
public void readExtension(Wallet wallet, Protos.Extension extProto) {
if (extProto.getMandatory()) {
throw new IllegalArgumentException("Unknown mandatory extension in the wallet: " + extProto.getId());
}
}
/**
* Get collection of extensions to add, should be overridden by any class adding wallet extensions.
*/
public Collection<Protos.Extension> getExtensionsToWrite(Wallet wallet) {
return Collections.emptyList();
}
}