gerrit/tools/merge_jars.py
David Pursehouse 3ec838e578 Revert "Buck: Wipe out the machinery for merging JARs"
We need it again after the upgrade to Lucene 5.4.1.

This reverts commit 08cc835f99.

Change-Id: I1798907e5e792005e6b78fcf9bbaaf36535d711b
2016-02-08 14:34:10 +09:00

51 lines
1.5 KiB
Python
Executable File

#!/usr/bin/env python
# Copyright (C) 2015 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.
from __future__ import print_function
import collections
import sys
import zipfile
if len(sys.argv) < 3:
print('usage: %s <out.zip> <in.zip>...' % sys.argv[0], file=sys.stderr)
exit(1)
outfile = sys.argv[1]
infiles = sys.argv[2:]
seen = set()
SERVICES = 'META-INF/services/'
try:
with zipfile.ZipFile(outfile, 'w') as outzip:
services = collections.defaultdict(lambda: '')
for infile in infiles:
with zipfile.ZipFile(infile) as inzip:
for info in inzip.infolist():
n = info.filename
if n in seen:
continue
elif n.startswith(SERVICES):
# Concatenate all provider configuration files.
services[n] += inzip.read(n)
continue
outzip.writestr(info, inzip.read(n))
seen.add(n)
for n, v in services.iteritems():
outzip.writestr(n, v)
except Exception as err:
exit('Failed to merge jars: %s' % err)