private static void createWallet(OptionSet options, NetworkParameters params, File walletFile)
throws IOException {
if (walletFile.exists() && !options.has("force")) {
System.err.println(
"Wallet creation requested but " + walletFile + " already exists, use --force");
return;
}
wallet = new Wallet(params);
if (password != null) {
wallet.encrypt(password);
wallet.addNewEncryptedKey(password);
}
wallet.saveToFile(walletFile);
}
