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