#!/bin/bash

findmgroot(){

	PRG="$0"

	while [ -h "$PRG" ]; do
		ls=`ls -ld "$PRG"`
		link=`expr "$ls" : '.*-> \(.*\)$'`
		if expr "$link" : '.*/.*' > /dev/null; then
			PRG="$link"
		else
			PRG=`dirname "$PRG"`/"$link"
		fi
	done
	
	PRGDIR=`dirname "$PRG"`
	MGROOT=`cd "$PRGDIR/.." ; pwd`
	if [ -z "$MGROOT" ]; then
		echo "ERR_MGROOT_NOT_DEFINED"
		return $ERR_MGROOT_NOT_DEFINED
	else
		return $OK
	fi
}




if [ $# -lt 1 ];then
#	usage
	exit 0
fi

dir=$1
MYGRID_LICENSE_FILE="$MGROOT/resources/CODELICENSE"

for i in `find $dir -name "*.java"`
    do
        echo "Deleting header in file $i"

        ed $i << EOF
            /^ *package
            .-1
            1,. d
            w
            q
EOF
#do not indent the line above. EOF must be in the first column  ;-(

        echo "Appending header in file $i"
        MYGRID_LICENSE_TMP=$i.tmp.$$
        cp $MYGRID_LICENSE_FILE $MYGRID_LICENSE_TMP
        cat $i >> $MYGRID_LICENSE_TMP
        mv -f $MYGRID_LICENSE_TMP $i
done