Migrate to Java 21

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

@@ -3,6 +3,7 @@ on:
   push:
     branches:
       - main
+      - java21
   workflow_dispatch:
 
 jobs:
@@ -11,11 +12,11 @@ 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: 'adopt'
-          java-version: 17.0.7
+          distribution: 'temurin'
+          java-version: 21.0.3
       - name: Change to Timestamped Version
         run: |
           startTime=$(TZ="Asia/Kolkata" date +'%Y%m%d-%H%M00')

.github/workflows/publish-release.yaml

@@ -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: 'adopt'
-          java-version: 17
+          distribution: 'temurin'
+          java-version: 21
       - 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 depenency 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: 'adopt'
-          java-version: 17.0.7
+          distribution: 'temurin'
+          java-version: 21.0.3
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}
@@ -31,11 +31,11 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v3
         with:
-          distribution: 'adopt'
-          java-version: 17.0.7
+          distribution: 'temurin'
+          java-version: 21.0.3
       - name: Build with Gradle
         env:
           packageUser: ${{ github.actor }}

README.md

@@ -186,7 +186,7 @@ This will generate a Ballerina module (project_name) corresponding to each Graph
 
 ### 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.
 

gradle.properties

@@ -4,7 +4,7 @@ version=0.11.1-SNAPSHOT
 org.gradle.jvmargs=-Xmx4096M
 
 #dependency
-ballerinaLangVersion=2201.10.0
+ballerinaLangVersion=2201.10.0-20241025-103700-5c9e6a27
 checkstylePluginVersion=10.12.1
 shadowJarPluginVersion=8.1.1
 downloadPluginVersion=5.4.0
@@ -21,37 +21,37 @@ picocliVersion=4.7.4
 
 # Standard Library Dependencies
 # Level 01
-stdlibIoVersion=1.6.0
-stdlibTimeVersion=2.4.0
-stdlibUrlVersion=2.4.0
+stdlibIoVersion=1.6.2-20240928-084100-656404f
+stdlibTimeVersion=2.5.1-20240930-120200-e59222b
+stdlibUrlVersion=2.4.1-20240930-120200-b7fb9e1
 
 # Level 02
-stdlibConstraintVersion=1.5.0
-stdlibCryptoVersion=2.7.0
-stdlibLogVersion=2.10.0
-stdlibOsVersion=1.8.0
-stdlibTaskVersion=2.5.0
+stdlibConstraintVersion=1.5.1-20240930-123400-5ecd396
+stdlibCryptoVersion=2.7.3-20240930-132000-5ecc9ab
+stdlibLogVersion=2.10.1-20240930-154200-5ab2aa4
+stdlibOsVersion=1.8.1-20241001-120600-dd1626e
+stdlibTaskVersion=2.5.1-20241002-145700-5bdb843
 
 # Level 03
-stdlibCacheVersion=3.8.0
-stdlibFileVersion=1.10.0
-stdlibMimeVersion=2.10.0
-stdlibUuidVersion=1.8.0
+stdlibCacheVersion=3.8.1-20241007-154900-63f4403
+stdlibFileVersion=1.10.1-20241007-160900-03f7b64
+stdlibMimeVersion=2.10.1-20241009-141200-8b6c9f0
+stdlibUuidVersion=1.8.1-20241009-134600-a05012b
 
 # Level 04
-stdlibAuthVersion=2.12.0
-stdlibJwtVersion=2.13.0
-stdlibOAuth2Version=2.12.0
+stdlibAuthVersion=2.12.1-20241010-130800-733dbef
+stdlibJwtVersion=2.13.1-20241010-123600-5ea6a94
+stdlibOAuth2Version=2.12.1-20241029-084800-d7ba9e5
 
 # Level 05
-stdlibHttpVersion=2.12.0
+stdlibHttpVersion=2.13.0-20241029-110700-30ed05b
 
 # Level 06
-stdlibWebsocketVersion=2.12.0
+stdlibWebsocketVersion=2.12.1-20241104-132000-aba9ccb
 
 # Level 07
-stdlibGraphqlVersion=1.14.0
+stdlibGraphqlVersion=1.14.1-20241106-150100-7a32b9e
 
 # Ballerinax Observer
-observeVersion=1.3.0-20240814-114100-0f71e1e
-observeInternalVersion=1.3.0-20240814-114900-8a734a3
+observeVersion=1.3.1-20241007-161000-645452d
+observeInternalVersion=1.3.1-20241015-172900-cdc3cb3