#!/bin/sh

RETVAL=0
QPKG_NAME="JRE"
CONF=/etc/config/qpkg.conf
QPKG_ROOT=`/sbin/getcfg $QPKG_NAME Install_Path -f ${CONF}`
QTS_VERSION=`/sbin/getcfg System Version -f /etc/config/uLinux.conf|cut -c 1,3,5`

if [ `/sbin/getcfg ${QPKG_NAME} Enable -u -d FALSE -f ${CONF}` = UNKNOWN ]; then
	/sbin/setcfg ${QPKG_NAME} Enable TRUE -f ${CONF}
elif [ `/sbin/getcfg ${QPKG_NAME} Enable -u -d FALSE -f ${CONF}` != TRUE ]; then
	echo "${QPKG_NAME} is disabled."
fi

create_link(){
	[ -d /usr/local/jre ] || /bin/ln -sf "${QPKG_ROOT}/jre" /usr/local/jre
}

remove_link(){
	/bin/rm -rf /usr/local/jre
}

export_java_home(){	
	/bin/cat /etc/profile | /bin/grep "JAVA_HOME" | /bin/grep "/usr/local/jre" 1>>/dev/null 2>>/dev/null
	[ $? -ne 0 ] && /bin/echo "export JAVA_HOME=/usr/local/jre" >> /etc/profile

	/bin/cat /etc/profile | /bin/grep "PATH" | /bin/grep '$JAVA_HOME/bin' 1>>/dev/null 2>>/dev/null 
	[ $? -ne 0 ] && /bin/echo 'export PATH=$PATH:$JAVA_HOME/bin' >> /etc/profile
}

case "$1" in
  start)
		/bin/echo "Enable Java Runtime Environment... " 
		create_link
		export_java_home

                #QTS 4.3.4 after auto restart service.
                if [ "434" -gt $QTS_VERSION ]; then
		    [ ! -e $QPKG_ROOT/lock ] && /bin/sh $QPKG_ROOT/restart.sh && touch $QPKG_ROOT/lock
                fi
		;;
		
  stop)
		/bin/echo "Disable Java Runtime Environment... "
		remove_link
		export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin	
		/bin/sync
		/bin/sleep 1
		;;
  restart)
		$0 stop
		$0 start
		;;
  *)
		echo "Usage: $0 {start|stop|restart}"
		exit 1
esac

exit $RETVAL