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#!/usr/bin/env python3
#
# Copyright 2024 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import argparse
import os
import sys
import tempfile
from util import build_utils
sys.path.append(os.path.join(os.path.dirname(__file__), os.pardir, os.pardir))
import zip_helpers
def _RenameJars(options):
with tempfile.NamedTemporaryFile() as temp:
cmd = build_utils.JavaCmd() + [
'-cp',
options.r8_path,
'com.android.tools.r8.relocator.RelocatorCommandLine',
'--input',
options.input_jar,
'--output',
temp.name,
]
for mapping_rule in options.mapping_rules:
cmd += ['--map', mapping_rule]
build_utils.CheckOutput(cmd)
# use zip_helper.merge_zips to hermetize the zip because R8 changes the
# times and permissions inside the output jar for some reason.
zip_helpers.merge_zips(options.output_jar, [temp.name])
def main():
parser = argparse.ArgumentParser()
parser.add_argument('--output-jar',
required=True,
help='Output file for the renamed classes jar')
parser.add_argument('--input-jar',
required=True,
help='Input jar file to rename classes in')
parser.add_argument('--r8-path', required=True, help='Path to R8 Jar')
parser.add_argument('--map',
action='append',
dest='mapping_rules',
help='List of mapping rules in the form of ' +
'"<original prefix>.**-><new prefix>"')
options = parser.parse_args()
_RenameJars(options)
if __name__ == '__main__':
main()
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