Modernize to Java 17 and Spring Boot 3.3

.gitignore

@@ -1 +1,4 @@
-/.idea/
+/.idea/
+target/
+.gradle/
+build/

build.gradle

@@ -1,32 +1,29 @@
-buildscript {
-    repositories {
-        mavenCentral()
-    }
-    dependencies {
-        classpath("org.springframework.boot:spring-boot-gradle-plugin:2.0.2.RELEASE")
-    }
+plugins {
+    id 'java'
+    id 'eclipse'
+    id 'idea'
+    id 'org.springframework.boot' version '3.3.13'
+    id 'io.spring.dependency-management' version '1.1.7'
 }
 
-apply plugin: 'java'
-apply plugin: 'eclipse'
-apply plugin: 'idea'
-apply plugin: 'org.springframework.boot'
-apply plugin: 'io.spring.dependency-management'
-
 bootJar {
-    baseName = 'gs-spring-boot'
-    version =  '0.1.0'
+    archiveBaseName = 'gs-spring-boot'
+    archiveVersion = '0.1.0'
 }
 
 repositories {
     mavenCentral()
 }
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
+java {
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(17)
+    }
+}
 
 dependencies {
-    compile("org.springframework.boot:spring-boot-starter-web")
-    testCompile("junit:junit")
+    implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework.boot:spring-boot-starter-jdbc'
+    runtimeOnly 'com.h2database:h2'
+    testImplementation 'org.springframework.boot:spring-boot-starter-test'
 }
-

pom.xml

@@ -5,21 +5,17 @@
 
     <groupId>org.springframework</groupId>
     <artifactId>gs-spring-boot</artifactId>
-    <packaging>pom</packaging>
+    <packaging>jar</packaging>
     <version>0.1.0</version>
 
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.0.2.RELEASE</version>
+        <version>3.3.13</version>
+        <relativePath/>
     </parent>
 
     <dependencies>
-        <dependency>
-            <groupId>org.springframework.boot</groupId>
-            <artifactId>spring-boot-properties-migrator</artifactId>
-            <scope>runtime</scope>
-        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>
@@ -35,7 +31,7 @@
     </dependencies>
 
     <properties>
-        <java.version>1.8</java.version>
+        <java.version>17</java.version>
     </properties>
 
 

src/main/java/hello/Application.java

@@ -35,9 +35,6 @@ public static void main(String[] args) {
             System.out.println(beanName);
         }
 
-        RestTemplate restTemplate =  new RestTemplate();
-        Quote quote = restTemplate.getForObject("http://gturnquist-quoters.cfapps.io/api/random", Quote.class);
-        log.info(quote.toString());
     }
 
 
@@ -47,11 +44,15 @@ public RestTemplate restTemplate(RestTemplateBuilder builder) {
     }
 
     @Bean
-    public CommandLineRunner run(RestTemplate restTemplate) throws Exception {
+    public CommandLineRunner quoteRunner(RestTemplate restTemplate) {
         return args -> {
-            Quote quote = restTemplate.getForObject(
-                    "http://gturnquist-quoters.cfapps.io/api/random", Quote.class);
-            log.info(quote.toString());
+            try {
+                Quote quote = restTemplate.getForObject(
+                        "https://quoters.apps.pcfone.io/api/random", Quote.class);
+                log.info(String.valueOf(quote));
+            } catch (Exception e) {
+                log.warn("Quote service unavailable: {}", e.getMessage());
+            }
         };
     }
 
@@ -80,8 +81,9 @@ public void run(String... args) throws Exception {
 
         log.info("Querying for customer records where first_name = 'Josh':");
         jdbcTemplate.query(
-                "SELECT id, first_name, last_name FROM customers WHERE first_name = ?", new Object[]{"Josh"},
-                (rs, rowNum) -> new Customer(rs.getLong("id"), rs.getString("first_name"), rs.getString("last_name"))
+                "SELECT id, first_name, last_name FROM customers WHERE first_name = ?",
+                (rs, rowNum) -> new Customer(rs.getLong("id"), rs.getString("first_name"), rs.getString("last_name")),
+                "Josh"
         ).forEach(customer -> log.info(customer.toString()));
 
     }