Create Jenkinsfile

Dockerfile

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+FROM adoptopenjdk/openjdk11:alpine-jre
+
+ARG artifact=target/spring-boot-multi.jar
+
+WORKDIR /app
+
+COPY ${artifact} app.jar
+
+ENTRYPOINT ["java","-jar","app.jar"]

Jenkinsfile

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+pipeline {
+  agent {
+    docker {
+      image 'abhishekf5/maven-abhishek-docker-agent:v1'
+      args '--user root -v /var/run/docker.sock:/var/run/docker.sock'
+    }
+  }
+  stages {
+    stage('Checkout') {
+      steps {
+        git branch: 'main', url: 'https://github.com/prashanths-07/spring-boot-multibranch.git'
+      }
+    }
+    stage('Build and Test') {
+      steps {
+        sh 'ls -ltr'
+        sh 'cd spring-boot-multibranch && mvn clean package'
+      }
+    }
+    stage('Static Code Analysis') {
+      environment {
+        SONAR_URL = "http://<server_url>:9000"
+      }
+      steps {
+        withCredentials([string(credentialsId: 'sonarqube', variable: 'SONAR_AUTH_TOKEN')]) {
+          sh 'cd spring-boot-multibranch && mvn sonar:sonar -Dsonar.login=$SONAR_AUTH_TOKEN -Dsonar.host.url=${SONAR_URL}'
+        }
+      }
+    }
+    stage('Build and Push Docker Image') {
+      environment {
+        DOCKER_IMAGE = "sprs16/multibranch-ci:${BUILD_NUMBER}"
+        DOCKERFILE_LOCATION = "spring-boot-multibranch/Dockerfile"
+        REGISTRY_CREDENTIALS = credentials('docker-cred')
+      }
+      steps {
+        script {
+            sh 'cd spring-boot-multibranch && docker build -t ${DOCKER_IMAGE} .'
+            def dockerImage = docker.image("${DOCKER_IMAGE}")
+            docker.withRegistry('https://index.docker.io/v1/', "docker-cred") {
+                dockerImage.push()
+            }
+        }
+      }
+    }
+  }
+}