POSTIN

/bin/sh

for file in appletviewer jar java javac javadoc javakey javap jdb native2ascii rmic rmiregistry serialver; do
  # Remove binaries if not alternativeszificated yet
  [ ! -L /usr/bin/$file ] && /bin/rm -f /usr/bin/$file
  update-alternatives --install \
    /usr/bin/$file \
    $file \
    /usr/lib/kaffe/bin/$file \
    30
done

POSTUN

/bin/sh

for file in appletviewer jar java javac javadoc javakey javap jdb native2ascii rmic rmiregistry serialver; do
  if [ ! -f "/usr/lib/kaffe/bin/$file" ]; then
    update-alternatives --remove \
      $file \
      /usr/lib/kaffe/bin/$file
  fi
done