@startuml

skinparam linetype ortho
skinparam groupInheritance 2

package java.util {
	class ArrayList
	class Collection
	class HashSet
	class Optional
	class Set
}

package catering {
package customer {

	class Customer {
		- id: int
		- surname:  String
		- name: String
		+ Customer(name: String, surname: String)
		+ getId(): int
		+ getSurname(): String
		+ getName(): String
		+ setId(): void
		+ setSurname(): void
		+ setName(): void
	}

	class CustomerController {
		+ CustomerController(customerRepository: CustomerRepository)
		+ getCustomer(model Model): String
		+ removeCustomer(customerID: int, model Model): String
		+ editCustomer(id: int, model Model): String
		+ updateCustomer(customer: Customer): String
	}

	class CustomerDataInitializer {
		+ CustomerDataInitializer(customerRepository: CustomerRepository)
		+ initialize(): void
	}

	class CustomerRepository {
		+ CustomerRepository()
		+ addCustomer(customer: Customer): boolean
		+ save(customer: Customer): void
		+ count(): long
		+ removeCustomer(customerID: int) boolean
		+ getCustomers(): Collection<Customer>
		+ findById(id: int): Optional<Customer>
	}

	class RegistrationForm {
		- name: String
		- password: String
		- address:  String
		+ RegistrationForm(String name, String password, String address)
		+ getName(): String
		+ getPassword(): String
		+ getAddress(): String
		+ validate(errors Errors): void
	}

}
}

CustomerRepository *-- Customer : -customer
CustomerController --> CustomerRepository : -customerRepository
CustomerDataInitializer --> CustomerRepository : -customerRepository
RegistrationForm <-- CustomerController : use
CustomerRepository --> Set : -customers
CustomerRepository --> HashSet : use
CustomerRepository --> Collection : use
CustomerRepository --> Optional : use
CustomerRepository --> ArrayList : use


@enduml