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1#!/usr/bin/env python3
2# Copyright 2020 The Chromium Authors
3# Use of this source code is governed by a BSD-style license that can be
4# found in the LICENSE file.
5"""Writes a dummy R.java file from a list of R.txt files."""
6
7import argparse
8import sys
9
10from util import build_utils
11from util import resource_utils
12import action_helpers  # build_utils adds //build to sys.path.
13import zip_helpers
14
15
16def _ConcatRTxts(rtxt_in_paths, combined_out_path):
17  all_lines = set()
18  for rtxt_in_path in rtxt_in_paths:
19    with open(rtxt_in_path) as rtxt_in:
20      all_lines.update(rtxt_in.read().splitlines())
21  with open(combined_out_path, 'w') as combined_out:
22    combined_out.write('\n'.join(sorted(all_lines)))
23
24
25def _CreateRJava(rtxts, package_name, srcjar_out):
26  with resource_utils.BuildContext() as build:
27    _ConcatRTxts(rtxts, build.r_txt_path)
28    rjava_build_options = resource_utils.RJavaBuildOptions()
29    rjava_build_options.ExportAllResources()
30    rjava_build_options.ExportAllStyleables()
31    rjava_build_options.GenerateOnResourcesLoaded(fake=True)
32    resource_utils.CreateRJavaFiles(build.srcjar_dir,
33                                    package_name,
34                                    build.r_txt_path,
35                                    extra_res_packages=[],
36                                    rjava_build_options=rjava_build_options,
37                                    srcjar_out=srcjar_out,
38                                    ignore_mismatched_values=True)
39    with action_helpers.atomic_output(srcjar_out) as f:
40      zip_helpers.zip_directory(f, build.srcjar_dir)
41
42
43def main(args):
44  parser = argparse.ArgumentParser(description='Create an R.java srcjar.')
45  action_helpers.add_depfile_arg(parser)
46  parser.add_argument('--srcjar-out',
47                      required=True,
48                      help='Path to output srcjar.')
49  parser.add_argument('--deps-rtxts',
50                      required=True,
51                      help='List of rtxts of resource dependencies.')
52  parser.add_argument('--r-package',
53                      required=True,
54                      help='R.java package to use.')
55  options = parser.parse_args(build_utils.ExpandFileArgs(args))
56  options.deps_rtxts = action_helpers.parse_gn_list(options.deps_rtxts)
57
58  _CreateRJava(options.deps_rtxts, options.r_package, options.srcjar_out)
59  action_helpers.write_depfile(options.depfile,
60                               options.srcjar_out,
61                               inputs=options.deps_rtxts)
62
63
64if __name__ == "__main__":
65  sys.exit(main(sys.argv[1:]))
66