79 lines
2.2 KiB
Python
Executable file
79 lines
2.2 KiB
Python
Executable file
#! /usr/bin/env python
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# Copyright 2015 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import argparse
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import os
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import re
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import shutil
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import sys
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import tempfile
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import zipfile
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import devil_chromium
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from devil.android.sdk import dexdump
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from pylib.constants import host_paths
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sys.path.append(os.path.join(host_paths.DIR_SOURCE_ROOT, 'build', 'util', 'lib',
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'common'))
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import perf_tests_results_helper # pylint: disable=import-error
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_METHOD_IDS_SIZE_RE = re.compile(r'^method_ids_size +: +(\d+)$')
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def ExtractIfZip(dexfile, tmpdir):
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if not os.path.splitext(dexfile)[1] in ('.zip', '.apk', '.jar'):
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return [dexfile]
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with zipfile.ZipFile(dexfile, 'r') as z:
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dex_files = [n for n in z.namelist() if n.endswith('.dex')]
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z.extractall(tmpdir, dex_files)
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return [os.path.join(tmpdir, f) for f in dex_files]
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def SingleMethodCount(dexfile):
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for line in dexdump.DexDump(dexfile, file_summary=True):
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m = _METHOD_IDS_SIZE_RE.match(line)
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if m:
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return m.group(1)
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raise Exception('"method_ids_size" not found in dex dump of %s' % dexfile)
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def MethodCount(dexfile):
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tmpdir = tempfile.mkdtemp(suffix='_dex_extract')
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multidex_file_list = ExtractIfZip(dexfile, tmpdir)
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try:
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return sum(int(SingleMethodCount(d)) for d in multidex_file_list)
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finally:
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shutil.rmtree(tmpdir)
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument(
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'--apk-name', help='Name of the APK to which the dexfile corresponds.')
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parser.add_argument('dexfile')
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args = parser.parse_args()
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devil_chromium.Initialize()
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if not args.apk_name:
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dirname, basename = os.path.split(args.dexfile)
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while basename:
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if 'apk' in basename:
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args.apk_name = basename
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break
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dirname, basename = os.path.split(dirname)
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else:
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parser.error(
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'Unable to determine apk name from %s, '
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'and --apk-name was not provided.' % args.dexfile)
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method_count = MethodCount(args.dexfile)
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perf_tests_results_helper.PrintPerfResult(
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'%s_methods' % args.apk_name, 'total', [method_count], 'methods')
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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