Class CreditCardService

java.lang.Object

com.goldenleaf.shop.service.CreditCardService

@Service
public class CreditCardService
extends Object

Service class for managing CreditCard entities.

Provides business logic for retrieving, adding, updating, and deleting credit cards. Acts as an intermediary between controllers and the CreditCardRepository.

See Also:

• CreditCard
• CreditCardRepository

Constructor Summary

Constructors

Constructor	Description
CreditCardService(CreditCardRepository repo)	Constructs a new CreditCardService with the provided repository.

Method Summary

Modifier and Type	Method	Description
void	addCreditCard(CreditCard card)	Adds a new CreditCard to the database.
void	editCreditCard(CreditCard card)	Updates an existing CreditCard.
List<CreditCard>	getAllCards()	Retrieves all credit cards from the database.
CreditCard	getCardById(Long id)	Retrieves a CreditCard by its unique ID.
CreditCard	getCardByNumber(String number)	Retrieves a CreditCard by its unique number.
void	removeCreditCard(CreditCard card)	Removes an existing CreditCard from the database.
void	removeCreditCardById(Long id)	Removes a CreditCard by its ID.
void	removeCreditCardByNumber(String number)	Removes a CreditCard by its number.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

CreditCardService

public CreditCardService(CreditCardRepository repo)

Constructs a new CreditCardService with the provided repository.

Parameters:

repo - the repository used to perform operations on credit cards

Throws:

IllegalArgumentException - if repo is null

See Also:

• CreditCardRepository

Method Details

getAllCards

public List<CreditCard> getAllCards()

Retrieves all credit cards from the database.

Returns:

a List of all CreditCard entities

See Also:

• ListCrudRepository.findAll()

getCardById

public CreditCard getCardById(Long id)

Retrieves a CreditCard by its unique ID.

Parameters:

id - the ID of the credit card

Returns:

the CreditCard with the specified ID

Throws:

RuntimeException - if no credit card with the given ID exists

See Also:

• CrudRepository.findById(Object)

getCardByNumber

public CreditCard getCardByNumber(String number)

Retrieves a CreditCard by its unique number.

Parameters:

number - the number of the credit card

Returns:

the CreditCard with the specified number

Throws:

RuntimeException - if no credit card with the given number exists

See Also:

• CreditCardRepository.findByNumber(String)

addCreditCard

public void addCreditCard(CreditCard card)

Adds a new CreditCard to the database.

Parameters:

card - the credit card to add

See Also:

• CrudRepository.save(Object)

removeCreditCard

public void removeCreditCard(CreditCard card)

Removes an existing CreditCard from the database.

If the credit card exists (by ID), it will be deleted; otherwise, nothing happens.

Parameters:

card - the credit card to remove

See Also:

• CrudRepository.delete(Object)
• CrudRepository.existsById(Object)

removeCreditCardById

public void removeCreditCardById(Long id)

Removes a CreditCard by its ID.

Parameters:

id - the ID of the credit card to delete

See Also:

• CrudRepository.deleteById(Object)

removeCreditCardByNumber

public void removeCreditCardByNumber(String number)

Removes a CreditCard by its number.

Parameters:

number - the number of the credit card to delete

Throws:

RuntimeException - if no credit card with the given number exists

See Also:

• CreditCardRepository.findByNumber(String)
• CrudRepository.delete(Object)

editCreditCard

public void editCreditCard(CreditCard card)

Updates an existing CreditCard.

The credit card must have a valid ID that exists in the database. Otherwise, a RuntimeException is thrown.

Parameters:

card - the credit card to update

Throws:

RuntimeException - if the credit card does not exist or ID is null

See Also:

• CrudRepository.save(Object)
• CrudRepository.existsById(Object)