add Jenkinsfile
diff --git a/Jenkinsfile.groovy b/Jenkinsfile.groovy
new file mode 100644
index 0000000..78bee94
--- /dev/null
+++ b/Jenkinsfile.groovy
@@ -0,0 +1,99 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
+pipeline {
+    agent any
+    triggers {
+        pollSCM('H/5 * * * * ')
+    }
+    stages{
+        stage("Build with jdk 8 ") {
+            agent { node { label 'ubuntu' } }
+            options { timeout(time: 120, unit: 'MINUTES') }                
+            steps{
+                mavenBuild( 'jdk_1.8_latest', 'clean install deploy', 'maven_3.6.3', [artifactsPublisher(disabled: false)])        
+            }
+        }
+    }
+    post {
+        always {
+            cleanWs() // deleteDirs: true, notFailBuild: true, patterns: [[pattern: '**/.repository/**', type: 'INCLUDE']]
+        }
+        unstable {
+            script{
+                notifyBuild( "Unstable Build ")
+            }
+        }
+        failure {
+            script{
+                notifyBuild( "Error in build ")
+            }
+        }
+        success {
+            script {
+                def previousResult = currentBuild.previousBuild?.result
+                if (previousResult && !currentBuild.resultIsWorseOrEqualTo( previousResult ) ) {
+                    notifyBuild( "Fixed" )
+                }
+            }
+        }
+    }
+}
+
+
+def mavenBuild(jdk, cmdline, mvnName, publishers) {
+    def localRepo = "../.maven_repositories/${env.EXECUTOR_NUMBER}" // ".repository" //
+    //def settingsName = 'archiva-uid-jenkins'
+    def mavenOpts = '-Xms1g -Xmx4g -Djava.awt.headless=true'
+
+    withMaven(
+        maven: mvnName,
+        jdk: "$jdk",
+        options: publishers,
+        publisherStrategy: 'EXPLICIT',
+        //globalMavenSettingsConfig: settingsName,
+        mavenOpts: mavenOpts,
+        mavenLocalRepo: localRepo) {
+        // Some common Maven command line + provided command line
+        sh "mvn -V -B -U -e -DskipBrowserTests -Dmaven.test.failure.ignore=true $cmdline "
+	sh "mv target/*-site.jar WEBSITE.zip"
+    }
+}
+
+def notifyBuild(String buildStatus) {
+    // default the value
+    buildStatus = buildStatus ?: "UNKNOWN"
+    def color
+    if (buildStatus == 'STARTED') {
+        color = '#F0F0F0'
+    } else if (buildStatus == 'SUCCESS' || buildStatus=='Fixed') {
+        color = '#00FF00'
+    } else if (buildStatus == 'UNSTABLE') {
+        color = '#ffff50'
+    } else if (buildStatus == 'UNKNOWN') {
+        color = '#a0a0a0'
+    }else {
+        color = '#FF0000'
+    }
+    slackSend (channel:'#netbeans-builds', message:"${buildStatus}: Job '${env.JOB_NAME} [${env.BUILD_NUMBER}]' (${env.BUILD_URL}) ",color: color)
+     
+
+     
+}
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