4.0.0 org.apache.tuscany.sca tuscany-samples 2.0-Beta1 ../pom.xml jar sample-helloworld-contribution Apache Tuscany SCA Samples - Getting Started - helloworld-contribution org.apache.tuscany.sca tuscany-sca-api 2.0-Beta1 provided junit junit 4.8.1 test ${artifactId} org.apache.tuscany.maven.plugins maven-tuscany-plugin 2.0-Beta1