system('rsh', $sdpType,
       qq[perl -pi -e 's/^(command\.package)=(\S+)/"\$1=$version"/gei' $ENV{JBOSS_HOME}/install/version.properties]);

##</code><code>##

system('rsh', $sdpType,
       qq[perl -pi -e 's/(?<=^\Qcommand.package=\E)\S+/$version/i' $ENV{JBOSS_HOME}/install/version.properties]);