pipeline {
    agent any

    parameters {
        booleanParam(defaultValue: true, description: 'blabla?', name: 'userFlag')
    }

    stages {
        stage("foo") {
            steps {
                echo "flag: ${params.userFlag}"
            }
        }
        post {
        always {
            echo 'One way or another, I have finished'
        }
        success {
            echo 'I succeeeded!'
        }
        unstable {
            echo 'I am unstable :/'
        }
        failure {
            echo 'I failed :('
        }
        changed {
            echo 'Things were different before...'
        }
        }


    }
	post {
		always {
			echo "this is always printed at the end"
		}
	}
}