add maven test to ubuntu node
diff --git a/Jenkinsfile b/Jenkinsfile
index c9cad01..37d8438 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -43,11 +43,22 @@
 node('ubuntu') {
         def JAVA_JDK_8=tool name: 'JDK 1.8 (latest)', type: 'hudson.model.JDK'
         echo "Testing with Java $JAVA_JDK_8"
+        def MAVEN_3_LATEST=tool name: 'Maven 3 (latest)', type: 'hudson.tasks.Maven$MavenInstallation'
+        echo "Testing with Maven $MAVEN_3_LATEST"
+        
         stage('JAVA 1.8 (Latest) on Ubuntu'){
         withEnv(["Path+JDK=$JAVA_JDK_8/bin","JAVA_HOME=$JAVA_JDK_8"]) {
-                sh "echo $JAVA_HOME"
+                sh "java -version"
+                sh "javac -version"
                 }
-        } //end stage JAVA
+        } //end stage JAVA 1.8
+        
+        stage('MAVEN 3 (Latest) on Ubuntu'){
+        withEnv(["Path+JDK=$JAVA_JDK_8/bin","Path+MAVEN=$MAVEN_3_LATEST/bin","JAVA_HOME=$JAVA_JDK_8"]) {
+                sh "mvn -version"
+                }
+        } //end stage MAVEN 3
+        
     } // end node ubuntu
         
 } // end try