Update to Java 21 and Kotlin 2.0.0

.github/workflows/build-and-test.yml

@@ -22,15 +22,15 @@ jobs:
 
     steps:
       - name: "Checkout Branch"
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: "Setup Java"
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
-          java-version: 17
+          java-version: 21
 
       - name: Setup Gradle cache
-        uses: actions/cache@v2.1.2
+        uses: actions/cache@v4
         with:
           path: ~/.gradle
           key: ${{ runner.os }}-gradle-${{ hashFiles('build.gradle') }}
@@ -41,7 +41,7 @@ jobs:
         run: ./gradlew build -x test
 
       - name: Upload Gradle reports
-        uses: actions/upload-artifact@v2.2.4
+        uses: actions/upload-artifact@v4
         if: ${{ failure() }}
         with:
           name: Build Backend Reports
@@ -58,15 +58,15 @@ jobs:
 
     steps:
       - name: "Checkout Branch"
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: "Setup Java"
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
-          java-version: 17
+          java-version: 21
 
       - name: Setup Gradle cache
-        uses: actions/cache@v2.1.2
+        uses: actions/cache@v4
         with:
           path: ~/.gradle
           key: ${{ runner.os }}-gradle-${{ hashFiles('build.gradle') }}
@@ -79,7 +79,7 @@ jobs:
           RUN_LONG_INTEGRATION_TESTS: false
 
       - name: Upload Gradle reports
-        uses: actions/upload-artifact@v2.2.4
+        uses: actions/upload-artifact@v4
         if: ${{ failure() }}
         with:
           name: Test Backend Reports

.github/workflows/publish-jars.yml

@@ -13,14 +13,18 @@ jobs:
       contents: read
       packages: write
     steps:
-      - uses: actions/checkout@v2
+      - name: Checkout
+        uses: actions/checkout@v4
+
       - name: Set up Java
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v4
         with:
-          java-version: '17'
+          java-version: '21'
           distribution: 'adopt'
+
       - name: Validate Gradle wrapper
         uses: gradle/wrapper-validation-action@v1
+
       - name: Publish Packages
         uses: gradle/gradle-build-action@v2
         with:

build.gradle.kts

@@ -17,6 +17,6 @@ nexusPublishing {
 
 tasks.withType(KotlinCompile::class).all {
     kotlinOptions {
-        jvmTarget = "17"
+        jvmTarget = "21"
     }
 }

buildSrc/src/main/kotlin/org.openbase.jul.gradle.kts

@@ -20,17 +20,17 @@ group = "org.openbase"
 val releaseVersion = !version.toString().endsWith("-SNAPSHOT")
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_17
+    sourceCompatibility = JavaVersion.VERSION_21
     targetCompatibility = sourceCompatibility
     withSourcesJar()
     withJavadocJar()
 }
 
 dependencies {
     api("org.openbase:jps:_")
-    api("org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.9.20")
+    api("org.jetbrains.kotlin:kotlin-stdlib-jdk8:2.0.0")
     api("kr.pe.kwonnam.slf4j-lambda:slf4j-lambda-core:0.1")
-    implementation("org.jetbrains.kotlin:kotlin-script-runtime:1.9.20")
+    implementation("org.jetbrains.kotlin:kotlin-script-runtime:2.0.0")
     testImplementation("org.junit.jupiter:junit-jupiter:[5.8,5.9-alpha)")
     testImplementation("org.junit.jupiter:junit-jupiter-api:[5.8,5.9-alpha)")
     testImplementation(Testing.mockK)
@@ -41,7 +41,7 @@ dependencies {
 
 tasks.withType<KotlinCompile> {
     kotlinOptions {
-        jvmTarget = "17"
+        jvmTarget = "21"
     }
 }
 

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.7-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME

gradlew

@@ -15,6 +15,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+# SPDX-License-Identifier: Apache-2.0
+#
 
 ##############################################################################
 #
@@ -55,7 +57,7 @@
 #       Darwin, MinGW, and NonStop.
 #
 #   (3) This script is generated from the Groovy template
-#       https://github.com/gradle/gradle/blob/HEAD/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
+#       https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
 #       within the Gradle project.
 #
 #       You can find Gradle at https://github.com/gradle/gradle/.
@@ -84,7 +86,8 @@ done
 # shellcheck disable=SC2034
 APP_BASE_NAME=${0##*/}
 # Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036)
-APP_HOME=$( cd "${APP_HOME:-./}" > /dev/null && pwd -P ) || exit
+APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s
+' "$PWD" ) || exit
 
 # Use the maximum available, or set MAX_FD != -1 to use that value.
 MAX_FD=maximum

gradlew.bat

@@ -13,6 +13,8 @@
 @rem See the License for the specific language governing permissions and
 @rem limitations under the License.
 @rem
+@rem SPDX-License-Identifier: Apache-2.0
+@rem
 
 @if "%DEBUG%"=="" @echo off
 @rem ##########################################################################
@@ -43,11 +45,11 @@ set JAVA_EXE=java.exe
 %JAVA_EXE% -version >NUL 2>&1
 if %ERRORLEVEL% equ 0 goto execute
 
-echo.
-echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail
 
@@ -57,11 +59,11 @@ set JAVA_EXE=%JAVA_HOME%/bin/java.exe
 
 if exist "%JAVA_EXE%" goto execute
 
-echo.
-echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
-echo.
-echo Please set the JAVA_HOME variable in your environment to match the
-echo location of your Java installation.
+echo. 1>&2
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
+echo. 1>&2
+echo Please set the JAVA_HOME variable in your environment to match the 1>&2
+echo location of your Java installation. 1>&2
 
 goto fail
 

module/visual/swing/src/main/java/org/openbase/jul/visual/swing/engine/draw2d/AbstractResourcePanel.kt

@@ -67,6 +67,31 @@ abstract class AbstractResourcePanel<R : NameProvider, PRP : ResourcePanel>: Res
     private val CHILDREN_MONITOR = Any()
     var objectType: ObjectType
 
+    constructor(
+        resource: R,
+        placementPolygon: Polygon?,
+        objectType: ObjectType,
+        parentResourcePanel: PRP?,
+        drawLayer: DrawLayer? = null,
+        parentPanel: ResourceDisplayPanel<out ResourcePanel>,
+        linkAsChild: Boolean = false,
+    ) {
+        this.resource = resource
+        this.objectType = objectType
+        this.state = VisibleResourcePanelState.Unselected
+        this.mouseState = VisibleResourcePanelMouseState.Untouched
+        this.parentResourcePanel = parentResourcePanel?: this as PRP
+        this.parentPanel = parentPanel
+        this.placementPolygon = placementPolygon
+        this.boundingBox = placementPolygon!!.bounds2D
+        this.transformedBoundingBox = Rectangle2D.Double()
+        this.jComponents = ArrayList()
+        this.childrens = LinkedList()
+        if(linkAsChild) {
+            this.parentResourcePanel.addChild(this, drawLayer!!)
+        }
+    }
+
     constructor(resource: R, placementPolygon: Polygon, imageURI: String?, parentPanel: ResourceDisplayPanel<out ResourcePanel>) : this(
         resource,
         placementPolygon,
@@ -99,19 +124,17 @@ abstract class AbstractResourcePanel<R : NameProvider, PRP : ResourcePanel>: Res
         parentPanel
     )
 
-    constructor(resource: R, placementPolygon: Polygon, objectType: ObjectType, parentPanel: ResourceDisplayPanel<out ResourcePanel>) {
-        this.resource = resource
-        this.objectType = objectType
-        this.state = VisibleResourcePanelState.Unselected
-        this.mouseState = VisibleResourcePanelMouseState.Untouched
-        this.parentResourcePanel = this as PRP
-        this.parentPanel = parentPanel
-        this.placementPolygon = placementPolygon
-        this.boundingBox = placementPolygon.bounds2D
-        this.transformedBoundingBox = Rectangle2D.Double()
-        this.jComponents = ArrayList()
-        this.childrens = LinkedList()
-    }
+    constructor(resource: R,
+                placementPolygon: Polygon,
+                objectType: ObjectType,
+                parentPanel: ResourceDisplayPanel<out ResourcePanel>
+    ) : this (
+        resource = resource,
+        placementPolygon = placementPolygon,
+        objectType = objectType,
+        parentResourcePanel = null,
+        parentPanel = parentPanel,
+    )
 
     constructor(
         resource: R,
@@ -151,22 +174,16 @@ abstract class AbstractResourcePanel<R : NameProvider, PRP : ResourcePanel>: Res
         placementPolygon: Polygon?,
         objectType: ObjectType,
         parentResourcePanel: PRP,
-        drawLayer: DrawLayer?
-    ) {
-        this.resource = resource
-        this.objectType = objectType
-        this.state = VisibleResourcePanelState.Unselected
-        this.mouseState = VisibleResourcePanelMouseState.Untouched
-        this.parentResourcePanel = parentResourcePanel
-        this.parentPanel = parentResourcePanel.parentPanel
-        this.placementPolygon = placementPolygon
-        this.boundingBox = placementPolygon!!.bounds2D
-        this.transformedBoundingBox = Rectangle2D.Double()
-        this.jComponents = ArrayList()
-        this.childrens = LinkedList()
-        this.parentResourcePanel.addChild(this, drawLayer!!)
-        assert(placementPolygon != null)
-    }
+        drawLayer: DrawLayer?,
+    ) : this (
+        resource = resource,
+        placementPolygon = placementPolygon,
+        objectType = objectType,
+        parentResourcePanel = parentResourcePanel,
+        parentPanel = parentResourcePanel.parentPanel,
+        drawLayer = drawLayer,
+        linkAsChild = true,
+    )
 
     override fun getName(): String {
         return resource.name

versions.properties

@@ -11,7 +11,7 @@ version.junit.jupiter=5.10.1
 version.java3d..j3d-core=1.3.1
 plugin.io.github.gradle-nexus.publish-plugin=1.3.0
 ##                               # available=2.0.0-rc-1
-version.kotlinx.coroutines=1.8.0
+version.kotlinx.coroutines=1.8.1
 ## unused
 version.org.apache.commons..commons-collections4=4.4
 ## unused
@@ -42,8 +42,7 @@ version.org.controlsfx..controlsfx=11.2.0
 version.org.codehaus.woodstox..woodstox-core-asl=[4.1,4.2-alpha)
 version.org.apache.commons..commons-lang3=3.13.0
 version.mockk=1.13.8
-version.kotlin=1.9.20
-## # available=2.0.0-Beta1
+version.kotlin=2.0.0
 version.kotest=5.6.2
 ## # available=5.7.0
 ## # available=5.7.1