#!/bin/sh

FILE=$1
OUTPUT=$2
filename=$(basename -- "$FILE")
extension="${filename##*.}"
filename="${filename%.*}"

if [ ! -f "$FILE" ]; then
  echo "$FILE is not a file"
  exit 1
fi

if [ "$extension" != "jar" ]; then
  echo "$FILE is not a jar"
  exit 1
fi

if [ -z "$OUTPUT" ]; then
  OUTPUT=$filename
fi

cat ~/bin/java-helpers/java-stub.sh $FILE > $OUTPUT && chmod +x $OUTPUT