refactoring: Issue #2377: The repository code has been refactored to use the recor… (#2505)

* Issue #2377: The repository code has been refactored to use the record class

* Issue #2377: Refactored according to the rules defined for the repo code

* Issue #2377: Refactored according to the rules defined for the repo code

* Issue #2377: Refactored according to the rules defined for the repo code

registry/src/main/java/com/iluwatar/registry/Customer.java

@@ -27,23 +27,7 @@ package com.iluwatar.registry;
 /**
  * Customer entity used in registry pattern example.
  */
-public class Customer {
-
-  private final String id;
-  private final String name;
-
-  public Customer(String id, String name) {
-    this.id = id;
-    this.name = name;
-  }
-
-  public String getId() {
-    return id;
-  }
-
-  public String getName() {
-    return name;
-  }
+public record Customer(String id, String name) {
 
   @Override
   public String toString() {

registry/src/main/java/com/iluwatar/registry/CustomerRegistry.java

@@ -45,7 +45,7 @@ public final class CustomerRegistry {
   }
 
   public Customer addCustomer(Customer customer) {
-    return customerMap.put(customer.getId(), customer);
+    return customerMap.put(customer.id(), customer);
   }
 
   public Customer getCustomer(String id) {

registry/src/test/java/com/iluwatar/registry/CustomerRegistryTest.java

@@ -50,13 +50,13 @@ class CustomerRegistryTest {
 
     Customer customerWithId1 = customerRegistry.getCustomer("1");
     assertNotNull(customerWithId1);
-    assertEquals("1", customerWithId1.getId());
-    assertEquals("john", customerWithId1.getName());
+    assertEquals("1", customerWithId1.id());
+    assertEquals("john", customerWithId1.name());
 
     Customer customerWithId2 = customerRegistry.getCustomer("2");
     assertNotNull(customerWithId2);
-    assertEquals("2", customerWithId2.getId());
-    assertEquals("julia", customerWithId2.getName());
+    assertEquals("2", customerWithId2.id());
+    assertEquals("julia", customerWithId2.name());
   }
 
   @Test