Commands
maven-app> mvn clean
maven-app> mvn package
maven-app> mvn compile
maven-app/main-app> mvn exec:java
mvn compile won't work unless mvn package has been executed before
Create a new project:
mvn archetype:generate -DgroupId=com.mycompany.app -DartifactId=my-app -DarchetypeArtifactId=maven-archetype-quickstart -DarchetypeVersion=1.4 -DinteractiveMode=false