GH-1503: update everything to Java 21

* Switch to JDT LS 1.45 and Java 21
* Java 21 for LS side
* Switch to Java 21 the branding plugin

---------

Signed-off-by: Martin Lippert <[email protected]>
Co-authored-by: Alex Boyko <[email protected]>

Author: BoykoAlex

.github/workflows/eclipse-ls-extensions-build.yml

@@ -108,14 +108,14 @@ jobs:
           urls: ${{ steps.compute-invalid-urls.outputs.invalid_urls }}
           cloudflare_zone_id: ${{ secrets.CLOUDFLARE_ZONE_ID }}
           cloudflare_cache_token: ${{ secrets.CLOUDFLARE_CACHE_TOKEN }}
-      - name: Verify Eclipse LS Extensions on e435
+      - name: Verify Eclipse LS Extensions on e436
         if: ${{ inputs.build_type == 'snapshot' }}
         run: |
           cd eclipse-language-servers
           if command -v xvfb-run ; then
-            xvfb-run ./mvnw --batch-mode clean package -Pe435 -P${{ inputs.build_type }} -Dhttpclient.retry-max=20 -Declipse.p2.mirrors=false -Dmaven.test.skip=true -Dtycho.localArtifacts=ignore
+            xvfb-run ./mvnw --batch-mode clean package -Pe436 -P${{ inputs.build_type }} -Dhttpclient.retry-max=20 -Declipse.p2.mirrors=false -Dmaven.test.skip=true -Dtycho.localArtifacts=ignore
           else
-            ./mvnw --batch-mode clean package -Pe435 -P${{ inputs.build_type }} -Dhttpclient.retry-max=20 -Declipse.p2.mirrors=false -Dmaven.test.skip=true -Dtycho.localArtifacts=ignore
+            ./mvnw --batch-mode clean package -Pe436 -P${{ inputs.build_type }} -Dhttpclient.retry-max=20 -Declipse.p2.mirrors=false -Dmaven.test.skip=true -Dtycho.localArtifacts=ignore
           fi
       - name: GChat spring-tools-team notification
         if: ${{ inputs.build_type == 'release' }}

eclipse-distribution/local-build.sh

@@ -1,2 +1,2 @@
-./mvnw clean install -Pe436 -Psnapshot -Dhttpclient.retry-max=20 -Dmaven.test.skip=true -Declipse.p2.mirrors=false -Dtycho.localArtifacts=ignore -Dorg.eclipse.equinox.p2.transport.ecf.retry=5
+./mvnw clean install -Pe434 -Psnapshot -Dhttpclient.retry-max=20 -Dmaven.test.skip=true -Declipse.p2.mirrors=false -Dtycho.localArtifacts=ignore -Dorg.eclipse.equinox.p2.transport.ecf.retry=5
 

eclipse-distribution/org.springframework.boot.ide.branding/.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src/"/>
 	<classpathentry kind="output" path="target/classes"/>

eclipse-distribution/org.springframework.boot.ide.branding/META-INF/MANIFEST.MF

@@ -9,7 +9,7 @@ Require-Bundle: org.eclipse.ui,
  org.eclipse.equinox.p2.ui.sdk,
  org.springsource.ide.eclipse.commons.core,
  org.eclipse.equinox.p2.engine
-Bundle-RequiredExecutionEnvironment: JavaSE-17
+Bundle-RequiredExecutionEnvironment: JavaSE-21
 Bundle-Localization: plugin
 Bundle-ActivationPolicy: lazy
 Import-Package: org.eclipse.core.runtime,

eclipse-extensions/org.springframework.ide.eclipse.beans.ui.live/.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="target/classes"/>

eclipse-extensions/org.springframework.ide.eclipse.beans.ui.live/META-INF/MANIFEST.MF

@@ -3,7 +3,7 @@ Bundle-ManifestVersion: 2
 Bundle-Name: Live Beans Tree
 Bundle-SymbolicName: org.springframework.ide.eclipse.beans.ui.live;singleton:=true
 Bundle-Version: 4.30.0.qualifier
-Bundle-RequiredExecutionEnvironment: JavaSE-17
+Bundle-RequiredExecutionEnvironment: JavaSE-21
 Export-Package: org.springframework.ide.eclipse.beans.ui.live,
  org.springframework.ide.eclipse.beans.ui.live.actions,
  org.springframework.ide.eclipse.beans.ui.live.model,

eclipse-extensions/org.springframework.ide.eclipse.boot.dash.azure/.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
 		<attributes>
 			<attribute name="module" value="true"/>
 		</attributes>

eclipse-extensions/org.springframework.ide.eclipse.boot.dash.azure/META-INF/MANIFEST.MF

@@ -20,7 +20,7 @@ Import-Package: com.google.gson,
  com.google.gson.annotations,
  com.google.gson.reflect,
  com.google.gson.stream
-Bundle-RequiredExecutionEnvironment: JavaSE-17
+Bundle-RequiredExecutionEnvironment: JavaSE-21
 Bundle-Activator: org.springframework.ide.eclipse.boot.dash.azure.BootDashAzurePlugin
 Bundle-ActivationPolicy: lazy
 Export-Package: org.springframework.ide.eclipse.boot.dash.azure

eclipse-extensions/org.springframework.ide.eclipse.boot.dash.docker/.classpath

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
 	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
 	<classpathentry kind="src" path="src"/>
 	<classpathentry kind="output" path="target/classes"/>

eclipse-extensions/org.springframework.ide.eclipse.boot.dash.docker/META-INF/MANIFEST.MF

@@ -4,7 +4,7 @@ Bundle-Name: org.springframework.ide.eclipse.boot.dash.docker
 Bundle-SymbolicName: org.springframework.ide.eclipse.boot.dash.docker;singleton:=true
 Bundle-Version: 4.30.0.qualifier
 Automatic-Module-Name: org.springframework.ide.eclipse.boot.dash.docker
-Bundle-RequiredExecutionEnvironment: JavaSE-17
+Bundle-RequiredExecutionEnvironment: JavaSE-21
 Require-Bundle: org.springframework.ide.eclipse.boot.dash,
  org.springframework.ide.eclipse.boot,
  org.springsource.ide.eclipse.commons.livexp,