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
  16 def Jar(class_files, classes_dir, jar_path, manifest_file=None):
  17   jar_path = os.path.abspath(jar_path)
  18
  19   # The paths of the files in the jar will be the same as they are passed in to
  20   # the command. Because of this, the command should be run in
  21   # options.classes_dir so the .class file paths in the jar are correct.
  22   jar_cwd = classes_dir
  23   class_files_rel = [os.path.relpath(f, jar_cwd) for f in class_files]
  24   jar_cmd = ['jar', 'cf0', jar_path]
  25   if manifest_file:
  26     jar_cmd[1] += 'm'
  27     jar_cmd.append(os.path.abspath(manifest_file))
  28   jar_cmd.extend(class_files_rel)
  29
  30   record_path = '%s.md5.stamp' % jar_path
  31   md5_check.CallAndRecordIfStale(
  32       lambda: build_utils.CheckOutput(jar_cmd, cwd=jar_cwd),
  33       record_path=record_path,
  34       input_paths=class_files,
  35       input_strings=jar_cmd,
  36       force=not os.path.exists(jar_path),
  37       )
  38
  39   build_utils.Touch(jar_path, fail_if_missing=True)
  40
  41
  42 def JarDirectory(classes_dir, excluded_classes, jar_path, manifest_file=None):
  43   class_files = build_utils.FindInDirectory(classes_dir, '*.class')
  44   for exclude in excluded_classes:
  45     class_files = filter(
  46         lambda f: not fnmatch.fnmatch(f, exclude), class_files)
  47
  48   Jar(class_files, classes_dir, jar_path, manifest_file=manifest_file)
  49
  50
  51 def main():
  52   parser = optparse.OptionParser()
  53   parser.add_option('--classes-dir', help='Directory containing .class files.')
  54   parser.add_option('--jar-path', help='Jar output path.')
  55   parser.add_option('--excluded-classes',
  56       help='List of .class file patterns to exclude from the jar.')
  57   parser.add_option('--stamp', help='Path to touch on success.')
  58
  59   options, _ = parser.parse_args()
  60
  61   if options.excluded_classes:
  62     excluded_classes = build_utils.ParseGypList(options.excluded_classes)
  63   else:
  64     excluded_classes = []
  65   JarDirectory(options.classes_dir,
  66                excluded_classes,
  67                options.jar_path)
  68
  69   if options.stamp:
  70     build_utils.Touch(options.stamp)
  71
  72
  73 if __name__ == '__main__':
  74   sys.exit(main())
  75