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 optparse
   8 import os
   9 import sys
  10
  11 from util import build_utils
  12
  13
  14 def Jar(class_files, classes_dir, jar_path, manifest_file=None):
  15   jar_path = os.path.abspath(jar_path)
  16
  17   # The paths of the files in the jar will be the same as they are passed in to
  18   # the command. Because of this, the command should be run in
  19   # options.classes_dir so the .class file paths in the jar are correct.
  20   jar_cwd = classes_dir
  21   class_files_rel = [os.path.relpath(f, jar_cwd) for f in class_files]
  22   jar_cmd = ['jar', 'cf0', jar_path]
  23   if manifest_file:
  24     jar_cmd[1] += 'm'
  25     jar_cmd.append(os.path.abspath(manifest_file))
  26   jar_cmd.extend(class_files_rel)
  27
  28   with build_utils.TempDir() as temp_dir:
  29     empty_file = os.path.join(temp_dir, '.empty')
  30     build_utils.Touch(empty_file)
  31     jar_cmd.append(os.path.relpath(empty_file, jar_cwd))
  32     build_utils.CheckOutput(jar_cmd, cwd=jar_cwd)
  33     build_utils.Touch(jar_path, fail_if_missing=True)
  34
  35
  36 def JarDirectory(classes_dir, excluded_classes, jar_path, manifest_file=None):
  37   class_files = build_utils.FindInDirectory(classes_dir, '*.class')
  38   class_files = [f for f in class_files
  39                  if not build_utils.MatchesGlob(f, excluded_classes)]
  40
  41   Jar(class_files, classes_dir, jar_path, manifest_file=manifest_file)
  42
  43
  44 def main():
  45   parser = optparse.OptionParser()
  46   parser.add_option('--classes-dir', help='Directory containing .class files.')
  47   parser.add_option('--jar-path', help='Jar output path.')
  48   parser.add_option('--excluded-classes',
  49       help='List of .class file patterns to exclude from the jar.')
  50   parser.add_option('--stamp', help='Path to touch on success.')
  51
  52   options, _ = parser.parse_args()
  53
  54   if options.excluded_classes:
  55     excluded_classes = build_utils.ParseGypList(options.excluded_classes)
  56   else:
  57     excluded_classes = []
  58   JarDirectory(options.classes_dir,
  59                excluded_classes,
  60                options.jar_path)
  61
  62   if options.stamp:
  63     build_utils.Touch(options.stamp)
  64
  65
  66 if __name__ == '__main__':
  67   sys.exit(main())
  68