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# Copyright (C) 2013 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 os import path
REPO_ROOTS = {
'ECLIPSE': 'https://repo.eclipse.org/content/groups/releases',
'GERRIT': 'https://gerrit-maven.storage.googleapis.com',
'GERRIT_API': 'https://gerrit-api.commondatastorage.googleapis.com/release',
'MAVEN_CENTRAL': 'https://repo1.maven.org/maven2',
'MAVEN_LOCAL': 'file://' + path.expanduser('~/.m2/repository'),
'MAVEN_SNAPSHOT': 'https://oss.sonatype.org/content/repositories/snapshots',
}
def resolve_url(url, redirects):
""" Resolve URL of a Maven artifact.
prefix:path is passed as URL. prefix identifies known or custom
repositories that can be rewritten in redirects set, passed as
second arguments.
A special case is supported, when prefix neither exists in
REPO_ROOTS, no in redirects set: the url is returned as is.
This enables plugins to pass custom maven_repository URL as is
directly to maven_jar().
Returns a resolved path for Maven artifact.
"""
s = url.find(':')
if s < 0:
return url
scheme, rest = url[:s], url[s+1:]
if scheme in redirects:
root = redirects[scheme]
elif scheme in REPO_ROOTS:
root = REPO_ROOTS[scheme]
else:
return url
root = root.rstrip('/')
rest = rest.lstrip('/')
return '/'.join([root, rest])
def hash_file(hash_obj, path):
"""Hash the contents of a file.
Args:
hash_obj: an open hash object, e.g. hashlib.sha1().
path: path to the file to hash.
Returns:
The passed-in hash_obj.
"""
with open(path, 'rb') as f:
while True:
b = f.read(8192)
if not b:
break
hash_obj.update(b)
return hash_obj
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