A Program to Quickly Test Java

jive.sh

#!/bin/bash

function error 
{
	echo "Invalid Jive Command!"
	usage
	exit
}

function usage 
{
	echo "Usage Comming Soon!"
}

cd ~

if [ "$1" = "" ]
then
	usage
	exit
fi

IMPORTS=""
FUNCS=""
CLASS="JiveTempClass"
MAINCODE=""
KEEP=0
N=$'\n'
T=$'\t'

while [ "$1" != "" ]
do
	if [ "$1" = "-m" ] || [ "$1" = "-main" ] 
	then
		MAINCODE="${MAINCODE}$2${N}"
		shift 1
	elif [ "$1" = "-f" ] || [ "$1" = "-func" ] || [ "$1" = "-function" ] || [ "$1" = "-method" ]
	then
		PAR="${4}... pars"
		if [ "$4" = "void" ]
		then
			PAR=""
		fi
		FUNCS="${FUNCS}${N}${N}${T}public static $2 ${3}(${PAR})${N}${T}{${N}${T}${T}${5}${N}${T}}"
		shift 4
	elif [ "$1" = "-i" ] || [ "$1" = "-import" ]
	then
		IMPORTS="${IMPORTS}import ${2};${N}"
		shift 1
	elif [ "$1" = "-x" ] || [ "$1" = "-keep" ]
	then
		KEEP=$2
		declare -i KEEP
		CLASS="$3"
		shift 2
	else
		error
	fi
	shift
done

echo "$IMPORTS" > "${CLASS}.java"
echo "class ${CLASS}${N}{" >> "${CLASS}.java"
echo "${T}public static void main(String[] args)${N}${T}{${N}${T}${T}${MAINCODE}${T}}${FUNCS}" >> "${CLASS}.java"
echo  "}" >> "${CLASS}.java"

javac "${CLASS}.java"
java "${CLASS}"

if [ $(($KEEP % 2)) -eq 0 ]
then
	rm "${CLASS}.java"
fi

if [ $(($KEEP % 4)) -lt 2 ]
then
	rm "${CLASS}.class"
fi

exit

jive -m "firstTalk(); secondTalk(0, 1, 2);" -i 'java.util.*' -f "void" "firstTalk" "void" "for(int i = 0; i < 10; i++) { System.out.println(i); }" -f "Object" "secondTalk" "int" 'for(int i : pars) { System.out.println("I was passed the number " + i + "!"); } return null;' -x 3 TestClass
Gives:

0
1
2
3
4
5
6
7
8
9
I was passed the number 0!
I was passed the number 1!
I was passed the number 2!