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package com.example.spring.bank.customer;
import java.util.Optional;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.example.spring.bank.account.Account;
import jakarta.transaction.Transactional;
@Service
public class CustomerManagerImpl implements CustomerManager {
@Autowired
private CustomerRepository customerRepository;
@Override
@Transactional
public Customer create(Customer customer) {
return customerRepository.save(customer);
}
@Override
public Optional<Customer> findById(Long customerId) {
return customerRepository.findById(customerId);
}
@Override
public Iterable<Customer> findAll() {
return customerRepository.findAll();
}
@Transactional
@Override
public void addAccount(Customer customer, Account account) {
// May not work is the customer is detached.
// customer.getAccounts().add(account);
// Access the Customer again - so that it would not be a detached entity.
customerRepository.findById(customer.getId()).get().getAccounts().add(account);
}
// Other methods
}
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