DataManager.java 文件源码

public Single<AccountData> getAccountDetails() {
    return getAccounts()
            .flatMap(new Func1<AccountsResponse, Single<? extends AccountData>>() {
                @Override
                public Single<? extends AccountData> call(AccountsResponse accountsResponse) {
                    if (!accountsResponse.accounts.isEmpty()) {
                        String accountId = accountsResponse.accounts.get(0).id;
                        return Single.zip(getBalance(accountId), getTransactions(accountId),
                                new Func2<Balance, List<Transaction>, AccountData>() {
                            @Override
                            public AccountData call(Balance balance,
                                                    List<Transaction> transactions) {
                                return new AccountData(balance, transactions);
                            }
                        });
                    }
                    return Single.just(new AccountData());
                }
            });
}