build/android/gyp/jar.py

   1 #!/usr/bin/env python
   2 #
   3 # Copyright 2013 The Chromium Authors. All rights reserved.
   4 # Use of this source code is governed by a BSD-style license that can be
   5 # found in the LICENSE file.
   6
   7 import fnmatch
   8 import optparse
   9 import os
  10 import sys
  11
  12 from util import build_utils
  13 from util import md5_check
  14
  15 def Jar(class_files, classes_dir, jar_path):
  16   jar_path = os.path.abspath(jar_path)
  17
  18   # The paths of the files in the jar will be the same as they are passed in to
  19   # the command. Because of this, the command should be run in
  20   # options.classes_dir so the .class file paths in the jar are correct.
  21   jar_cwd = classes_dir
  22   class_files_rel = [os.path.relpath(f, jar_cwd) for f in class_files]
  23   jar_cmd = ['jar', 'cf0', jar_path] + class_files_rel
  24
  25   record_path = '%s.md5.stamp' % jar_path
  26   md5_check.CallAndRecordIfStale(
  27       lambda: build_utils.CheckOutput(jar_cmd, cwd=jar_cwd),
  28       record_path=record_path,
  29       input_paths=class_files,
  30       input_strings=jar_cmd,
  31       force=not os.path.exists(jar_path),
  32       )
  33
  34   build_utils.Touch(jar_path, fail_if_missing=True)
  35
  36
  37 def JarDirectory(classes_dir, excluded_classes, jar_path):
  38   class_files = build_utils.FindInDirectory(classes_dir, '*.class')
  39   for exclude in excluded_classes:
  40     class_files = filter(
  41         lambda f: not fnmatch.fnmatch(f, exclude), class_files)
  42
  43   Jar(class_files, classes_dir, jar_path)
  44
  45 def main():
  46   parser = optparse.OptionParser()
  47   parser.add_option('--classes-dir', help='Directory containing .class files.')
  48   parser.add_option('--jar-path', help='Jar output path.')
  49   parser.add_option('--excluded-classes',
  50       help='List of .class file patterns to exclude from the jar.')
  51   parser.add_option('--stamp', help='Path to touch on success.')
  52
  53   options, _ = parser.parse_args()
  54
  55   JarDirectory(options.classes_dir,
  56                build_utils.ParseGypList(options.excluded_classes),
  57                options.jar_path)
  58
  59   if options.stamp:
  60     build_utils.Touch(options.stamp)
  61
  62
  63 if __name__ == '__main__':
  64   sys.exit(main())
  65