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Mister Spy & Souheyl Bypass Shell

#! /bin/sh

set -e

if [ -h /usr/share/doc/openjdk-8-jre-headless ]; then
	rm -f /usr/share/doc/openjdk-8-jre-headless
fi

multiarch=x86_64-linux-gnu
basedir=/usr/lib/jvm/java-8-openjdk-amd64
old_basedir=/usr/lib/jvm/java-7-openjdk
jre_tools='java keytool pack200 rmid rmiregistry unpack200 orbd servertool tnameserv'

case "$1" in
    upgrade)
	if [ -n "$multiarch" ] && [ -n "$2" ]; then
	    for i in $jre_tools; do
		if [ -n "$(update-alternatives --list $i 2>/dev/null | grep ^$old_basedir/)" ]; then
		    update-alternatives --remove $i $old_basedir/jre/bin/$i || true
		fi
	    done
	    if [ -n "$(update-alternatives --list jexec 2>/dev/null | grep ^$old_basedir/)" ]; then
		update-alternatives --remove jexec $old_basedir/jre/lib/jexec || true
	    fi

	    if dpkg --compare-versions "$2" lt 7u45-2.4.3-0~; then
		if [ -h $basedir/jre/lib/cmm ]; then
		    rm -f $basedir/jre/lib/cmm
		fi
	    fi
	fi
	;;
esac