classDiagram
class User {
+username: String
+password: String
+email: String
+updateProfile(newUsername: String, newPassword: String, newEmail: String): void
}
class Customer {
+address: String
+contactPreferences: String
+updateContactInfo(newAddress: String, newPreferences: String): void
}
class AuthenticationService {
+authenticate(username: String, password: String): Token
+authorize(token: Token): boolean
}
class Token {
+token: String
+expirationDate: Date
}
class Account {
+accountNumber: String
+balance: double
+accountType: String
+deposit(amount: double): void
+withdraw(amount: double): void
}
class Transaction {
+amount: double
+date: Date
+type: String
}
class PaymentService {
+initiatePayment(paymentRequest: PaymentRequest): boolean
}
class PaymentRequest {
+amount: double
+sourceAccount: Account
+destinationAccount: Account
}
class TransferService {
+initiateTransfer(transferRequest: TransferRequest): boolean
}
class TransferRequest {
+amount: double
+sourceAccount: Account
+destinationAccount: Account
}
class NotificationService {
+sendNotification(notification: Notification): boolean
}
class Notification {
+content: String
+recipient: User
+timestamp: Date
}
class LoggingService {
+logActivity(auditLog: AuditLog): boolean
}
class AuditLog {
+user: User
+action: String
+timestamp: Date
}
class TransactionHistoryService {
+getTransactionHistory(account: Account): TransactionHistory
}
class TransactionHistory {
+transactions: List<Transaction>
}
class NotificationSystem {
+deliverNotification(notification: Notification): boolean
}
class LoggingSystem {
+storeLog(log: AuditLog): boolean
}
class DatabaseService {
+save(entity: Object): boolean
+retrieve(entityId: String): Object
}
class ControllerClasses {
+handleRequest(request: HttpRequest): HttpResponse
}
class ServiceClasses {
+performBusinessLogic(request: Request): Response
}
class RepositoryClasses {
+getData(id: String): Object
+saveData(data: Object): boolean
}
class ConfigurationClasses {
+configure(): void
}
User --|> Customer
AuthenticationService --|> Token
PaymentRequest --|> Account: sourceAccount
PaymentRequest --|> Account: destinationAccount
TransferRequest --|> Account: sourceAccount
TransferRequest --|> Account: destinationAccount
Notification --|> User: recipient
AuditLog --|> User: user
TransactionHistory --|> Transaction
NotificationSystem --|> Notification
LoggingSystem --|> AuditLog
DatabaseService --|> User
DatabaseService --|> Account
DatabaseService --|> Transaction