Polishing

Signed-off-by: Sébastien Deleuze <sdeleuze@users.noreply.github.com>

Author: sdeleuze

README.adoc

@@ -36,7 +36,7 @@ NOTE: If your IDE has the Spring Initializr integration, you can complete this p
 NOTE: You can also fork the project from GitHub and open it in your IDE or other editor.
 
 [[initial]]
-== Create a `Customer` Object
+== Create a `Customer` class
 
 The simple data access logic you will work with manages the first and last names of
 customers. To represent this data at the application level, create a `Customer` class, as

complete-kotlin/src/main/kotlin/com/example/relationaldataaccess/RelationalDataAccessApplication.kt

@@ -7,12 +7,11 @@ import org.springframework.boot.runApplication
 import org.springframework.jdbc.core.JdbcTemplate
 import org.springframework.jdbc.core.query
 
+private val log = LoggerFactory.getLogger(RelationalDataAccessApplication::class.java)
+
 @SpringBootApplication
 class RelationalDataAccessApplication(
-    private val jdbcTemplate: JdbcTemplate
-) : CommandLineRunner {
-
-    private val log = LoggerFactory.getLogger(RelationalDataAccessApplication::class.java)
+    private val jdbcTemplate: JdbcTemplate) : CommandLineRunner {
 
     override fun run(vararg args: String) {
         log.info("Creating tables")
@@ -25,8 +24,7 @@ class RelationalDataAccessApplication(
                 first_name VARCHAR(255), 
                 last_name VARCHAR(255)
             )
-        """.trimIndent()
-        )
+        """.trimIndent())
 
         // Split up the array of whole names into an array of first/last names
         val splitUpNames = listOf("John Woo", "Jeff Dean", "Josh Bloch", "Josh Long")

complete/src/main/java/com/example/relationaldataaccess/Customer.java

@@ -1,21 +1,11 @@
 package com.example.relationaldataaccess;
 
-public class Customer {
-	private final long id;
-	private final String firstName, lastName;
-
-	public Customer(long id, String firstName, String lastName) {
-		this.id = id;
-		this.firstName = firstName;
-		this.lastName = lastName;
-	}
+public record Customer(long id, String firstName, String lastName) {
 
 	@Override
 	public String toString() {
 		return String.format(
 				"Customer[id=%d, firstName='%s', lastName='%s']",
 				id, firstName, lastName);
 	}
-
-	// getters & setters omitted for brevity
 }