private WalletAppKit initKit(@Nullable DeterministicSeed seed) {
// initialize files and stuff here, add our address to the watched ones
WalletAppKit kit = new WalletAppKit(params, new File("./spv"), fileprefix);
kit.setAutoSave(true);
kit.useTor();
kit.setDiscovery(new DnsDiscovery(params));
// fresh restore if seed provided
if (seed != null) {
kit.restoreWalletFromSeed(seed);
}
// startUp WalletAppKit
kit.startAndWait();
return kit;
}
