default:
    mvn clean compile exec:java

innerClass: (_exec "pp.TaskInnerClass" "")
lambda: (_exec "pp.TaskLambda" "")
staticClass: (_exec "pp.TaskStaticClass" "")

_exec class args:
    mvn exec:java -Dexec.mainClass={{class}} -Dexec.args={{args}}

exec args:
    mvn exec:java -Dexec.args={{args}}
clean:
    mvn clean
compile:
    mvn compile
test:
    mvn test
javadoc:
    mvn javadoc:javadoc