Start H2 Database:
cd exec/
Run following command:
java -jar h2-1.4.200.jar
Open browser and browse to http://localhost:8082/login.do
Update JDBC URL
jdbc:h2:~/{{PROJECT_DIR}}/exec/cafe
Click Connect.
Now run Macchiato:
mvn jetty:run
Browse to : http://localhost:8080/macchiato