Multi-module project with Maven

How to create multi-module project with Maven?

How to run in Terminal?
java -jar webapp-1.0-SNAPSHOT.jar

NOTE:
When calling java the option jar must have prefix dash "-" as shown above. Otherwise it will throw error.

[fvhiveproductionsbyLadyAga]

core PrintUtil class
public class PrintUtil {

public static String print(String param) {
System.out.println(param);
return param;
}
}