package com.bill.electricity.controller; import com.bill.electricity.entity.Bill; import com.bill.electricity.repository.BillRepository; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.*; import java.util.List; @RestController @RequestMapping("/api/bills") @CrossOrigin(origins = "*") public class BillController { @Autowired private BillRepository billRepository; @GetMapping public List getAllBills() { return billRepository.findAll(); } @GetMapping("/{id}") public Bill getBillById(@PathVariable Long id) { return billRepository.findById(id) .orElseThrow(() -> new RuntimeException("Bill not found with id " + id)); } }