modernize the repository to Java 21

Jenkinsfile

@@ -18,7 +18,7 @@
  */
 
 def AGENT_LABEL = env.AGENT_LABEL ?: 'ubuntu'
-def JDK_NAME = env.JDK_NAME ?: 'JDK 1.8 (latest)'
+def JDK_NAME = env.JDK_NAME ?: 'JDK 21'
 
 def MAVEN_PARAMS = "-U -B -e -fae -V -Dnoassembly -Dmaven.compiler.fork=true -Dsurefire.rerunFailingTestsCount=2"
 

Jenkinsfile.daily

@@ -19,11 +19,11 @@
 
 def LOCAL_REPOSITORY = env.LOCAL_REPOSITORY ?: '/home/jenkins/jenkins-slave/maven-repositories/0'
 def AGENT_LABEL = env.AGENT_LABEL ?: 'ubuntu'
-def BUILD_JDK_NAME = env.JDK_NAME ?: 'JDK 1.8 (latest)'
+def BUILD_JDK_NAME = env.JDK_NAME ?: 'JDK 21'
 
 def MAVEN_PARAMS = "-U -B -e -fae -V -Dmaven.repo.local=${LOCAL_REPOSITORY} -Dnoassembly -Dmaven.compiler.fork=true -Dsurefire.rerunFailingTestsCount=2"
 
-def jdk9_result, jdk10_result, jdk11_result, karaf_itests_result, spring_boot_itests_result
+def karaf_itests_result, spring_boot_itests_result
 
 pipeline {
 
@@ -84,68 +84,14 @@ pipeline {
             }
         }
 
-        stage('Test JDK 9') {
-            tools {
-                jdk 'JDK 1.9 (latest)'
-            }
-            steps {
-                script {
-                    jdk9_result = sh script: "./mvnw $MAVEN_PARAMS -Dmaven.test.failure.ignore=true test", returnStatus: true
-                }
-            }
-            post {
-                always {
-                    junit allowEmptyResults: true, testResults: '**/target/surefire-reports/*.xml'
-                    junit allowEmptyResults: true, testResults: '**/target/failsafe-reports/*.xml'
-                    sh "find . -path '*/target/surefire-reports/*' -delete -o -path '*/target/failsafe-reports/*' -delete" 
-                }
-            }
-        }
-
-        stage('Test JDK 10') {
-            tools {
-                jdk 'JDK 10 (latest)'
-            }
-            steps {
-                script {
-                    jdk10_result = sh script: "./mvnw $MAVEN_PARAMS -Dmaven.test.failure.ignore=true test", returnStatus: true
-                }
-            }
-            post {
-                always {
-                    junit allowEmptyResults: true, testResults: '**/target/surefire-reports/*.xml'
-                    junit allowEmptyResults: true, testResults: '**/target/failsafe-reports/*.xml'
-                    sh "find . -path '*/target/surefire-reports/*' -delete -o -path '*/target/failsafe-reports/*' -delete" 
-                }
-            }
-        }
-
-        stage('Test JDK 11') {
-            tools {
-                jdk 'JDK 11 (latest)'
-            }
-            steps {
-                script {
-                    jdk11_result = sh script: "./mvnw $MAVEN_PARAMS -Dmaven.test.failure.ignore=true test", returnStatus: true
-                }
-            }
-            post {
-                always {
-                    junit allowEmptyResults: true, testResults: '**/target/surefire-reports/*.xml'
-                    junit allowEmptyResults: true, testResults: '**/target/failsafe-reports/*.xml'
-                    sh "find . -path '*/target/surefire-reports/*' -delete -o -path '*/target/failsafe-reports/*' -delete"
-                }
-            }
-        }
-
     }
 
     post {
         always {
             script {
                 echo "Karaf Itests result is ${karaf_itests_result}"
                 echo "Spring-boot Itests result is ${spring_boot_itests_result}"
-                currentBuild.result = jdk9_result == 0 && jdk10_result == 0 && jdk11_result == 0 ? 'SUCCESS' : 'FAILURE'
+                currentBuild.result = karaf_itests_result == 0 && spring_boot_itests_result == 0 ? 'SUCCESS' : 'FAILURE'
             }
         }
     }

Jenkinsfile.jdk11 → Jenkinsfile.jdk21

@@ -18,7 +18,7 @@
  */
 
 def AGENT_LABEL = env.AGENT_LABEL ?: 'ubuntu'
-def JDK_NAME = env.JDK_NAME ?: 'JDK 11 (latest)'
+def JDK_NAME = env.JDK_NAME ?: 'JDK 21'
 
 def MAVEN_PARAMS = "-U -B -e -fae -V -Dnoassembly -Dmaven.compiler.fork=true -Dsurefire.rerunFailingTestsCount=2"
 

Jenkinsfile.karaf

@@ -19,7 +19,7 @@
 
 def LOCAL_REPOSITORY = env.LOCAL_REPOSITORY ?: '/home/jenkins/jenkins-slave/maven-repositories/0'
 def AGENT_LABEL = env.AGENT_LABEL ?: 'ubuntu'
-def JDK_NAME = env.JDK_NAME ?: 'JDK 1.8 (latest)'
+def JDK_NAME = env.JDK_NAME ?: 'JDK 21'
 
 def MAVEN_PARAMS = '-U -B -e -fae -V -Dmaven.compiler.fork=true -Dsurefire.rerunFailingTestsCount=2'
 

Jenkinsfile.karaf.jdk11 → Jenkinsfile.karaf.jdk21

@@ -19,7 +19,7 @@
 
 def LOCAL_REPOSITORY = env.LOCAL_REPOSITORY ?: '/home/jenkins/jenkins-slave/maven-repositories/0'
 def AGENT_LABEL = env.AGENT_LABEL ?: 'ubuntu'
-def JDK_NAME = env.JDK_NAME ?: 'JDK 11 (latest)'
+def JDK_NAME = env.JDK_NAME ?: 'JDK 21'
 
 def MAVEN_PARAMS = '-U -B -e -fae -V -Dmaven.repo.local=/home/jenkins/.m2/repository -Dmaven.compiler.fork=true -Dsurefire.rerunFailingTestsCount=2'
 

pom.xml

@@ -111,12 +111,12 @@
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 
         <site-repo-url>scpexe://people.apache.org/www/camel.apache.org/maven/</site-repo-url>
-        <jdk.version>1.8</jdk.version>
+        <jdk.version>21</jdk.version>
         <compiler.fork>false</compiler.fork>
 
-        <maven-compiler-plugin-version>3.8.1</maven-compiler-plugin-version>
+        <maven-compiler-plugin-version>3.11.0</maven-compiler-plugin-version>
         <maven-javadoc-plugin-version>3.0.1</maven-javadoc-plugin-version>
-        <maven-surefire-plugin-version>3.0.0-M4</maven-surefire-plugin-version>
+        <maven-surefire-plugin-version>3.1.2</maven-surefire-plugin-version>
         <!-- we need to override the version inherited from Apache POM for modules that use this POM as parent -->
         <surefire.version>${maven-surefire-plugin-version}</surefire.version>