Bank, Bankable interface

package BankInterfaces;

import java.time.LocalDate;

import BankAccounts.Account;
import BankAccounts.LoanableAccount;
import BankClients.Client;
import BankPkg.AccountType;

public interface Bankable {
    // Clients methods
    boolean addClient(Client aClient);

    boolean addClient(String clientName, int clientId, LocalDate birthDate);

    boolean UpdateClientName(int clientId, String clientName);

    boolean RemoveClient(int clientId);

    Client getClient(int clientId);

    // Clients Array methods
    Client[] getClients(String clientName);

    Client[] getClients(LocalDate birthDate);

    Client[] getClientsAtAge(LocalDate atDate, int minAge, int maxAge);

    // accounts methods
    int addAccount(int ownerId, AccountType type);

    boolean removeAccount(int accountId);

    Account getAccount(int accountId);

    // update an account
    boolean setAccountFee(int accountId, double customFee);

    boolean setAccountFee(int accountId);

    boolean setAccountCredit(int accountId, int customCredit);

    boolean setAccountCredit(int accountId);

    boolean withdraw(int accountId, double amount);

    boolean deposit(int accountId, double amount);

    // get accounts list
    Account[] getAccounts();

    Account[] getClientAccounts(int clientId);

    Account[] getAccountsByType(AccountType type);

    Account[] getInvalidAgeAccounts(LocalDate aDate);

    Account[] getAccountsByBalance(int minBalance, int maxBalance);

    Account[] getAccountsByBalance(double minUseage, int maxUseage);

    // accounts with loans
    boolean giveLoan(int accountId, double amount, int payments);

    boolean loanPaymentReturn(int accountId);

    LoanableAccount[] getLoans();

    boolean setLoanFee(double loanFee);

}