Migrate to Java 21

.github/workflows/build-timestamped-master.yml

@@ -11,11 +11,11 @@ jobs:
     if: github.repository_owner == 'ballerina-platform'
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: 17.0.7
+          java-version: 21.0.3
       - name: Change to Timestamped Version
         run: |
           startTime=$(TZ="Asia/Kolkata" date +'%Y%m%d-%H%M00')

.github/workflows/central-publish.yml

@@ -19,11 +19,11 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: 17
+          java-version: 21.0.3
 
       - name: Grant execute permission for gradlew
         run: chmod +x gradlew

.github/workflows/dev-stage-central-publish.yml

@@ -18,11 +18,11 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: 17
+          java-version: 21.0.3
 
       - name: Grant execute permission for gradlew
         run: chmod +x gradlew

.github/workflows/publish-release.yml

@@ -8,11 +8,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: 17
+          java-version: 21.0.3
       - name: Set version env variable
         run: echo "VERSION=$((grep -w "version" | cut -d= -f2) < gradle.properties | rev | cut --complement -d- -f1 | rev)" >> $GITHUB_ENV
       - name: Pre release dependency version update

.github/workflows/pull-request.yml

@@ -10,11 +10,11 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: 17.0.7
+          java-version: 21.0.3
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}
@@ -32,11 +32,11 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
           distribution: 'temurin'
-          java-version: 17.0.7
+          java-version: 21.0.3
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}

README.md

@@ -18,7 +18,7 @@ The Copybook tool simplifies the process of transforming Copybook definitions in
 
 ### Setting Up the Prerequisites
 
-1. Download and install Java SE Development Kit (JDK) version 17. You can install either [OpenJDK](https://adoptopenjdk.net/) or [Oracle](https://www.oracle.com/java/technologies/downloads/).
+1. Download and install Java SE Development Kit (JDK) version 21. You can install either [OpenJDK](https://adoptopenjdk.net/) or [Oracle](https://www.oracle.com/java/technologies/downloads/).
 
    > **Note:** Set the JAVA_HOME environment variable to the path name of the directory into which you installed JDK.
 

copybook-cli/build.gradle

@@ -97,8 +97,11 @@ test {
 }
 
 spotbugsMain {
-    effort "max"
-    reportLevel "low"
+    def classLoader = plugins["com.github.spotbugs"].class.classLoader
+    def SpotBugsConfidence = classLoader.findLoadedClass("com.github.spotbugs.snom.Confidence")
+    def SpotBugsEffort = classLoader.findLoadedClass("com.github.spotbugs.snom.Effort")
+    effort = SpotBugsEffort.MAX
+    reportLevel = SpotBugsConfidence.LOW
     reportsDir = file("$project.buildDir/reports/spotbugs")
     reports {
         html.enabled true

copybook-tool/Ballerina.toml

@@ -1,7 +1,7 @@
 [package]
 org = "ballerina"
 name = "copybook"
-version = "1.0.0"
+version = "1.0.1"
 authors = ["Ballerina"]
 keywords = ["copybook", "copybook tool"]
 license = ["Apache-2.0"]

gradle.properties

@@ -4,11 +4,11 @@ org.gradle.caching=true
 group=io.ballerina
 version=1.0.1-SNAPSHOT
 
-spotbugsPluginVersion=5.0.14
+spotbugsPluginVersion=6.0.18
 releasePluginVersion=2.8.0
 checkstylePluginVersion=10.12.0
 downloadPluginVersion=5.4.0
-ballerinaLangVersion=2201.8.0
+ballerinaLangVersion=2201.11.0-20241112-214900-6b80ab87
 picocliVersion=4.7.4
 testngVersion=7.7.0
 slf4jVersion=2.0.9

gradle/javaProject.gradle

@@ -64,7 +64,7 @@ dependencies {
     checkstyle "com.puppycrawl.tools:checkstyle:${project.puppycrawlCheckstyleVersion}"
 }
 
-sourceCompatibility = JavaVersion.VERSION_17
+sourceCompatibility = JavaVersion.VERSION_21
 
 def excludePattern = '**/module-info.java'
 tasks.withType(Checkstyle) {
@@ -135,9 +135,11 @@ checkstyle {
 }
 
 spotbugsMain {
-    ignoreFailures = true
-    effort = "max"
-    reportLevel = "low"
+    def classLoader = plugins["com.github.spotbugs"].class.classLoader
+    def SpotBugsConfidence = classLoader.findLoadedClass("com.github.spotbugs.snom.Confidence")
+    def SpotBugsEffort = classLoader.findLoadedClass("com.github.spotbugs.snom.Effort")
+    effort = SpotBugsEffort.MAX
+    reportLevel = SpotBugsConfidence.LOW
     reportsDir = file("$project.buildDir/reports/spotbugs")
     def excludeFile = file("${rootDir}/spotbugs-exclude.xml")
     if (excludeFile.exists()) {