1#!/bin/bash
2#
3# Copyright 2015 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17if [ "$#" -ne "2" ]; then
18  echo "Usage: ./extract_embedded_java.sh smali_dir java_dir"
19  exit 1
20fi
21
22# Check the input and output are directories
23[[ -d "$1" ]] || exit 1
24[[ -d "$2" ]] || exit 1
25
26# For every file which has the file extension smali, set $f to be the name without
27# .smali and then:
28for f in `find "$1" -type f -name "*.smali" | xargs -n 1 -P 0 -i basename -s .smali \{\}`; do
29  # remove all lines except those starting with '# ', remove the '#' then print
30  # it to a file ${name}.java. Do this concurrently.
31  grep "^# " "$1/${f}.smali" | sed "s:# ::" > "${2}/${f}.java" &
32done
33
34# wait for all the files to be written
35wait
36