Assignment springframeworkguru#7

Author: rmisteli

src/main/java/guru/springframework/spring6restmvc/controller/CustomerController.java

@@ -1,5 +1,6 @@
 package guru.springframework.spring6restmvc.controller;
 
+import guru.springframework.spring6restmvc.model.Beer;
 import guru.springframework.spring6restmvc.model.Customer;
 import guru.springframework.spring6restmvc.service.CustomerService;
 import lombok.AllArgsConstructor;
@@ -20,7 +21,12 @@ public class CustomerController {
 
     private final CustomerService customerService;
 
+    @PutMapping("{customerId}")
+    public ResponseEntity updateById(@PathVariable("customerId") UUID customerId, @RequestBody Customer customer) {
+        customerService.updateCustomerById(customerId, customer);
 
+        return new ResponseEntity(HttpStatus.NO_CONTENT);
+    }
 
     @PostMapping
     public ResponseEntity<Customer> createCustomer(@RequestBody Customer customer) {

src/main/java/guru/springframework/spring6restmvc/service/CustomerService.java

@@ -9,4 +9,6 @@ public interface CustomerService {
     List<Customer> getAllCustomers();
 
     Customer saveNewCustomer(Customer customer);
+
+    void updateCustomerById(UUID customerId, Customer customer);
 }

src/main/java/guru/springframework/spring6restmvc/service/CustomerServiceImpl.java

@@ -67,4 +67,13 @@ public Customer saveNewCustomer(Customer customer) {
 
         return savedCustomer;
     }
+
+    @Override
+    public void updateCustomerById(UUID customerId, Customer customer) {
+        Customer existingCustomer = customerMap.get(customerId);
+        existingCustomer.setName(customer.getName());
+        existingCustomer.setUpdateDate(LocalDateTime.now());
+
+        customerMap.put(existingCustomer.getId(), existingCustomer);
+    }
 }