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#!/usr/bin/python
#
# Copyright (C) 2009 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
"""
Description:
This script collects all framework Java sources from the current android
source code and places them in a source folder suitable for the eclipse ADT
plugin.
See usage() below.
Copyright (C) 2009 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License").
"""
import re
import os
import sys
import getopt
import shutil
_RE_PKG = re.compile("^\s*package\s+([^\s;]+)\s*;.*")
# Holds cmd-line arguments
class Params(object):
def __init__(self):
self.DRY = False
self.DIR = "frameworks libcore"
self.SRC = None
self.DST = None
self.CNT_USED = 0
self.CNT_NOPKG = 0
# Prints a usage summary
def usage(error=None):
print """
Description:
This script collects all framework Java sources from the current android
source code and places them in a source folder suitable for the eclipse ADT
plugin.
Usage:
%s [-n] <android-git-repo root> <sdk/platforms/xyz/sources>
The source and destination directories must already exist.
Use -n for a dry-run.
""" % sys.argv[0]
if error:
print >>sys.stderr, "Error:", error
# Parse command line args, returns a Params instance or sys.exit(2) on error
# after printing the error and the usage.
def parseArgs(argv):
p = Params()
error = None
try:
opts, args = getopt.getopt(argv[1:],
"ns:",
[ "--dry", "--sourcedir=" ])
except getopt.GetoptError, e:
error = str(e)
if error is None:
for o, a in opts:
if o in [ "-n", "--dry" ]:
p.DRY = True
elif o in [ "-s", "--sourcedir" ]:
p.DIR = a
if len(args) != 2:
error = "Missing arguments: <source> <dest>"
else:
p.SRC = args[0]
p.DST = args[1]
if not os.path.isdir(p.SRC):
error = "%s is not a directory" % p.SRC
elif not os.path.isdir(p.DST):
error = "%s is not a directory" % p.DST
if error:
usage(error)
sys.exit(2)
return p
# Recursively parses the given directory and process java files found
def parseSrcDir(p, srcdir):
if not os.path.exists(srcdir):
print >>sys.stderr, "Error: Skipping unknown directory", srcdir
return
for f in os.listdir(srcdir):
fp = os.path.join(srcdir, f)
if f.endswith(".java") and os.path.isfile(fp):
pkg = checkJavaFile(fp)
if pkg:
pkg = pkg.replace(".", os.path.sep) # e.g. android.view => android/view
copy(p, fp, f, pkg)
p.CNT_USED += 1 # one more copied
else:
p.CNT_NOPKG += 1 # this java file lacked a package declaration
elif os.path.isdir(fp):
parseSrcDir(p, fp)
# Check a java file to find its package declaration, if any
def checkJavaFile(path):
print "Process", path
try:
f = None
try:
f = file(path)
for l in f.readlines():
m = _RE_PKG.match(l)
if m:
return m.group(1)
finally:
if f: f.close()
except Exception:
pass
return None
# Create destination directory based on package name then copy the
# source file in there
def copy(p, fp, f, pkg):
dstdir = os.path.join(p.DST, pkg)
_mkdir(p, dstdir)
_cp(p, fp, os.path.join(dstdir, f))
def _mkdir(p, dir):
if not os.path.isdir(dir):
if p.DRY:
print "mkdir", dir
else:
os.makedirs(dir)
def _cp(p, src, dst):
if p.DRY:
print "cp", src, dst
else:
shutil.copyfile(src, dst)
def main():
p = parseArgs(sys.argv)
for d in p.DIR.split():
if d:
parseSrcDir(p, os.path.join(p.SRC, d))
print "%d java files copied" % p.CNT_USED
if p.CNT_NOPKG: print "%d java files ignored (no package)" % p.CNT_NOPKG
if p.DRY: print "This was in *DRY* mode. No copies done."
if __name__ == "__main__":
main()
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