/usr/bin/jh_installlibs is in javahelper 0.63ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | #!/bin/bash --
set -e
. /usr/share/javahelper/jh_lib.sh
syntax()
{
   echo -e "Usage: jh_installlibs [options] [jars]"
   echo -e "Options:"
   echo -e "\t-h --help: show this text"
   echo -e "\t-V --version: show the version"
   echo -e "\t-i --indep: act on all Arch: all packages"
   echo -e "\t-a --arch: act on all Arch-specific packages"
   echo -e "\t-s --same-arch: alias of --arch for compatibility with debhelper"
   echo -e "\t-p<package> --package=<package>: package to act on (default=all)"
   echo -e "\t-P<packagedir> --tmpdir=<package>: package directory (default=\$CWD/debian/package)"
   echo -e "\t-v --verbose: show more information while running"
   echo -e "\t-n --no-act: don't actually do anything, just print the results"
   echo -e "\t--no-mangle: don't try and sanitize the upstream version number"
   echo -e "\t--upstream-version=<version>: manually set the upstream version"
   echo -e "\t--version-strip=<regex>: manually supply the regex to remove from the upstream version number"
   exit 1
}
ARGS="i indep a arch s same-arch p package P tmpdir v verbose n no-act no-mangle upstream-version version-strip" parseargs "$@"
dh_testdir
FULL_VERSION="`dpkg-parsechangelog  | sed -n '/^Version:/s/^[^:]*: \(.*\)$/\1/p'`"
VERSION="`echo "$FULL_VERSION" | sed -n 's/\(.*:\)\?\([^-]*\)\(-.*\)\?/\2/p' `"
VERBOSE="`getarg v verbose`"
DEFAULT_VERSION_MANGLE=".dfsg[0-9]*$"
function processjar()
{
	p="$1"
	j="$2"
	from="$j"
	to="`basename "$j"`"
	if [ -n "`getarg upstream-version`" ]; then
		VERSION="`getarg upstream-version`"
	elif [ -n "`getarg no-mangle`" ]; then
		true
	elif [ -n "`getarg version-strip`" ]; then
		VERSION="$(sed "s/`getarg version-strip`//" <<< $VERSION )"
	else
		VERSION="$(sed "s/$DEFAULT_VERSION_MANGLE//" <<< $VERSION )"
	fi
	if [ "$to" != "${to%-${VERSION}.jar}" ]; then
		to="${to%-${VERSION}.jar}.jar"
	fi
	if [ -n "`getarg n no-act`" ]; then
	        echo mkdir -p "$PACKAGEDIR/usr/share/java"
		echo install -m 644 "$from" "$PACKAGEDIR/usr/share/java/${to%.jar}-${VERSION}.jar"
		echo ln -sf ${to%.jar}-${VERSION}.jar "$PACKAGEDIR/usr/share/java/$to"
	else
		if [ -n "$VERBOSE" ]; then
			echo "Installing library $j into package $p"
		fi
		mkdir -p "$PACKAGEDIR/usr/share/java"
		install -m 644 "$from" "$PACKAGEDIR/usr/share/java/${to%.jar}-${VERSION}.jar"
		ln -sf ${to%.jar}-${VERSION}.jar "$PACKAGEDIR/usr/share/java/$to"
	fi
}
if [ "$ARGC" != "0" ] ; then
   p="`firstpackage`"
   PACKAGEDIR="`getarg P tmpdir`"
   if [ -z "$PACKAGEDIR" ]; then
      PACKAGEDIR="`pwd`/debian/$p"
   else
      PACKAGEDIR=`readlink -f $PACKAGEDIR`
   fi
   for (( i=0; i < $ARGC; i++ )); do
      j=${ARGV[i]}
		processjar "$p" "$j"
   done
   exit 0
fi
for p in `findpackages`; do
   PACKAGEDIR="`getarg P tmpdir`"
   if [ -z "$PACKAGEDIR" ]; then
      PACKAGEDIR="`pwd`/debian/$p"
   else
      PACKAGEDIR=`readlink -f $PACKAGEDIR`
   fi
   if [ -n "$VERBOSE" ]; then
      echo "Searching $PACKAGEDIR for $p"
   fi
   FILE=
   if [ -f debian/$p.jlibs ]; then
      FILE=debian/$p.jlibs
   elif [ -f debian/jlibs ]; then
      FILE=debian/jlibs
   else
      continue
   fi
   IFS='
'
   for i in `cat "$FILE"`; do
		processjar "$p" "$i"
   done
   unset PACKAGEDIR
done
 |