Updated CI/CD workflows

.circleci/config.yml

@@ -38,11 +38,11 @@ jobs:
 
     <<: *defaults_gradle
 
-  build_gradle_jdk8:
+  build_gradle_jdk11:
     <<: *defaults
 
     docker:
-      - image: cimg/openjdk:8.0
+      - image: cimg/openjdk:11.0
 
     <<: *defaults_gradle
 
@@ -50,5 +50,5 @@ workflows:
   version: 2
   gradle:
     jobs:
-      - build_gradle_jdk8
+      - build_gradle_jdk11
       - build_gradle_jdk17

.github/workflows/gradle.yml

@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        java-version: [ 1.8, 11, 17 ]
+        java-version: [ 11, 17, 20 ]
 
     steps:
       - uses: actions/checkout@v3

appveyor.yml

@@ -1,5 +1,5 @@
 image:
-  - Visual Studio 2019
+  - Visual Studio 2022
 
 version: "{branch} {build}"
 skip_tags: true
@@ -23,8 +23,8 @@ cache:
 
 environment:
   matrix:
-    - JAVA_HOME: C:\Program Files\Java\jdk15
-    - JAVA_HOME: C:\Program Files\Java\jdk11
+    - JAVA_HOME: C:\Program Files\Java\jdk17
+    - JAVA_HOME: C:\Program Files\Java\jdk19
 
 matrix:
   fast_finish: true

build.gradle

@@ -60,8 +60,8 @@ tasks.withType(JavaCompile) {
 }
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_17
+    sourceCompatibility = JavaVersion.VERSION_11
+    targetCompatibility = JavaVersion.VERSION_11
     withSourcesJar()
     withJavadocJar()
 }