compile

#!/bin/bash
function makeNmove() {
	
	if [ ! -d executablejava ]; then
		mkdir "executablejava"
	fi
mv *.class executablejava
}

while :; do
    case $1 in
        -h|--help) echo "compile is used for javac (java compiler), it creates a folder called 'executable' and moves '.class' files in there


	-h || --help this screen appears
	-o || --only [arg] this parameter takes an argument. If you want to compile only one java file you compile with this"            
        ;;
        -o|--only)  if [ "$2" != "" ]; then 
		javac "$2"
		makeNmove
	else
		echo "Invalid argument, you need to write which java file must be only compiled."
	fi           
        ;;
        *) break
    esac
    shift
done




if [ "$#" -eq 0 ]; then
	javac *.java
	makeNmove
fi