Migrate to Spring Boot 3.2 / Java 21

.github/workflows/gradle.yml

@@ -0,0 +1,34 @@
+name: Java CI
+
+on:
+  push:
+    branches:
+      - '**'
+    tags:
+      - 'v*' # Push events to matching v*, i.e. v1.0, v20.15.10
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK 21
+      uses: actions/setup-java@v4
+      with:
+        distribution: zulu
+        java-version: '21'
+    - uses: actions/cache@v4
+      with:
+        path: |
+          ~/.gradle/caches
+          ~/.gradle/wrapper
+        key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*') }}
+        restore-keys: |
+          ${{ runner.os }}-gradle-
+    - name: Build with Gradle
+      run: ./gradlew clean build

README.md

@@ -44,7 +44,7 @@ It uses a ~~H2 in-memory database~~ sqlite database (for easy local test without
 
 # Getting started
 
-You'll need Java 11 installed.
+You'll need Java 21 installed.
 
     ./gradlew bootRun
 

build.gradle

@@ -1,20 +1,19 @@
 plugins {
-    id 'org.springframework.boot' version '2.6.3'
-    id 'io.spring.dependency-management' version '1.0.11.RELEASE'
+    id 'org.springframework.boot' version '3.2.5'
+    id 'io.spring.dependency-management' version '1.1.4'
     id 'java'
-    id "com.netflix.dgs.codegen" version "5.0.6"
-    id "com.diffplug.spotless" version "6.2.1"
+    id "com.netflix.dgs.codegen" version "6.0.3"
+    id "com.diffplug.spotless" version "6.25.0"
 }
 
 version = '0.0.1-SNAPSHOT'
-sourceCompatibility = '11'
-targetCompatibility = '11'
+sourceCompatibility = '21'
+targetCompatibility = '21'
 
 spotless {
     java {
         target project.fileTree(project.rootDir) {
-            include '**/*.java'
-            exclude 'build/generated/**/*.*', 'build/generated-examples/**/*.*'
+            include 'src/**/*.java'
         }
         googleJavaFormat()
     }
@@ -35,25 +34,25 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-validation'
     implementation 'org.springframework.boot:spring-boot-starter-hateoas'
     implementation 'org.springframework.boot:spring-boot-starter-security'
-    implementation 'org.mybatis.spring.boot:mybatis-spring-boot-starter:2.2.2'
-    implementation 'com.netflix.graphql.dgs:graphql-dgs-spring-boot-starter:4.9.21'
+    implementation 'org.mybatis.spring.boot:mybatis-spring-boot-starter:3.0.3'
+    implementation 'com.netflix.graphql.dgs:graphql-dgs-spring-boot-starter:8.5.3'
     implementation 'org.flywaydb:flyway-core'
-    implementation 'io.jsonwebtoken:jjwt-api:0.11.2'
-    runtimeOnly 'io.jsonwebtoken:jjwt-impl:0.11.2',
-                'io.jsonwebtoken:jjwt-jackson:0.11.2'
-    implementation 'joda-time:joda-time:2.10.13'
-    implementation 'org.xerial:sqlite-jdbc:3.36.0.3'
+    implementation 'io.jsonwebtoken:jjwt-api:0.12.5'
+    runtimeOnly 'io.jsonwebtoken:jjwt-impl:0.12.5',
+                'io.jsonwebtoken:jjwt-jackson:0.12.5'
+    implementation 'joda-time:joda-time:2.12.7'
+    implementation 'org.xerial:sqlite-jdbc:3.45.3.0'
 
     compileOnly 'org.projectlombok:lombok'
     annotationProcessor 'org.projectlombok:lombok'
 
-    testImplementation 'io.rest-assured:rest-assured:4.5.1'
-    testImplementation 'io.rest-assured:json-path:4.5.1'
-    testImplementation 'io.rest-assured:xml-path:4.5.1'
-    testImplementation 'io.rest-assured:spring-mock-mvc:4.5.1'
+    testImplementation 'io.rest-assured:rest-assured:5.4.0'
+    testImplementation 'io.rest-assured:json-path:5.4.0'
+    testImplementation 'io.rest-assured:xml-path:5.4.0'
+    testImplementation 'io.rest-assured:spring-mock-mvc:5.4.0'
     testImplementation 'org.springframework.security:spring-security-test'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
-    testImplementation 'org.mybatis.spring.boot:mybatis-spring-boot-starter-test:2.2.2'
+    testImplementation 'org.mybatis.spring.boot:mybatis-spring-boot-starter-test:3.0.3'
 }
 
 tasks.named('test') {
@@ -69,4 +68,5 @@ tasks.named('clean') {
 tasks.named('generateJava') {
     schemaPaths = ["${projectDir}/src/main/resources/schema"] // List of directories containing schema files
     packageName = 'io.spring.graphql' // The package name to use to generate sources
+    typeMapping = ["PageInfo": "graphql.relay.PageInfo"]
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,7 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.5-bin.zip
+networkTimeout=10000
+validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists