#!/bin/sh -vx

sed_opts='-i'

for i in "$@"; do
	name=`echo $i | sed 's/=.*$//'`
	value=`echo $i | sed 's/.*=//'`
	sed_opts="$sed_opts -e s/${name}_*[0-9]*/${name}_${value}/g"
done

find . -name '*.java*' -print0 | xargs -0 sed $sed_opts