Hands-On Microservices with Kotlin

Using the service

Now, we can modify the controller itself to use the new service:

package com.microservices.chapter3import org.springframework.beans.factory.annotation.Autowiredimport org.springframework.web.bind.annotation.*@RestControllerclass CustomerController {  @Autowired  private lateinit var customerService: CustomerService  @GetMapping(value = "/customer/{id}")  fun getCustomer(@PathVariable id: Int) = customerService.getCustomer(id)  @PostMapping(value = "/customer/")  fun createCustomer(@RequestBody customer: Customer) {    customerService.createCustomer(customer)  }  @DeleteMapping(value = "/customer/{id}")  fun deleteCustomer(@PathVariable id: Int) {    customerService.deleteCustomer(id)  }  @PutMapping(value = "/customer/{id}") fun updateCustomer(@PathVariable ...