This file is indexed.

prerm is in openjdk-9-jdk 9~b114-0ubuntu1.

This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
#!/bin/sh -e

set -e

jdk_tools='appletviewer jconsole'
basedir=/usr/lib/jvm/java-9-openjdk-amd64


if [ "$1" = "remove" ] || [ "$1" = "deconfigure" ]; then
    for i in $jdk_tools; do
	update-alternatives --remove $i $basedir/bin/$i
    done
fi