#!/bin/bash
#
# compute-usages.sh
# Copyright © 1993-2022, The Avail Foundation, LLC.
# All rights reserved.
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# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
#   list of conditions and the following disclaimer.
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#   this list of conditions and the following disclaimer in the documentation
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#
# Sincerely determine which external classes and methods are being used by the
# Avail implementation, as a gauge on the level of effort for leaving behind the
# JVM. Deliberately does not attempt to detect pojo usages from Avail.
#
# The script is intended to be run from $AVAIL/doc/stats. Do not try to run it
# from elsewhere.
#
# @author Todd L Smith <todd@availlang.org>
#

ROOT=../..
METHODS=used_methods.txt
CLASSES=used_classes.txt

find $ROOT -name '*.class' -exec javap -c -verbose {} \; \
	| awk '$3 == "Methodref" {print $6}' \
	| grep -v '^avail' \
	| grep -v '^"' \
	| sort \
	| uniq \
	> $METHODS

sed -E 's/\..*$//' $METHODS \
	| uniq \
	> $CLASSES
