This file is indexed.

postinst is in openjdk-7-jdk 7u51-2.4.6-1ubuntu4.

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.

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#!/bin/sh

set -e

multiarch=x86_64-linux-gnu
priority=1071
basedir=/usr/lib/jvm/java-7-openjdk-amd64
mandir=$basedir/man
jdiralias=java-1.7.0-openjdk-amd64
srcext=1.gz
dstext=1.gz
jdk_tools='appletviewer extcheck idlj jar jarsigner javac javadoc javah javap jcmd jconsole jdb jhat jinfo jmap jps jrunscript jsadebugd jstack jstat jstatd native2ascii rmic schemagen serialver wsgen wsimport xjc'

case "$1" in
configure)
    # obsolete tool
    if update-alternatives --list apt 2>/dev/null; then
	update-alternatives --remove-all apt || true
    fi

    if [ -z "$2" ]; then
	update_alternatives=y
    fi
    if [ -n "$multiarch" ] && [ -n "$2" ]; then
	for i in $jdk_tools; do
	    if [ -z "$(update-alternatives --list $i 2>/dev/null | grep ^$basedir/)" ]; then
		update_alternatives=y
		break
	    fi
	done
    fi
    if [ "$update_alternatives" != y ] && [ $priority -gt 1060 ]; then
	for i in $jre_tools; do
	    oldp=$(update-alternatives --query java | awk -v b=$basedir '/^Alternative:/ && $2~b {p=1} /^Priority:/ && p {print $2; exit}')
	    if [ -n "$oldp" ] && [ "$oldp" -le 1060 ]; then
		update_alternatives=y
		break
	    fi
	done
    fi

    if [ "$update_alternatives" = y ]; then
    if [ -n "$multiarch" ] && [ "$DPKG_MAINTSCRIPT_ARCH" != $(dpkg --print-architecture) ]; then
	priority=$(expr $priority - 1)
    fi
    for i in $jdk_tools; do
	unset slave1 slave2 || true
        if [ -e $mandir/man1/$i.$srcext ]; then
	    slave1="--slave \
		/usr/share/man/man1/$i.$dstext \
                $i.$dstext \
                $mandir/man1/$i.$srcext"
	fi
        if false && [ -e $mandir/ja/man1/$i.$srcext ]; then
	    slave2="--slave \
		/usr/share/man/ja/man1/$i.$dstext \
                ${i}_ja.$dstext \
                $mandir/ja/man1/$i.$srcext"
	fi
        update-alternatives \
            --install \
            /usr/bin/$i \
            $i \
            $basedir/bin/$i \
            $priority \
	    $slave1 $slave2
    done
    fi # update alternatives

    ;;
esac



exit 0