# Copyright (C) 2006 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
from bzrlib.bundle.serializer import _get_bundle_header
from bzrlib.bundle.serializer.v08 import BundleSerializerV08,BundleReader
from bzrlib.testament import StrictTestament3
from bzrlib.bundle.bundle_data import BundleInfo
"""Serializer for bundle format 0.9"""
class BundleSerializerV09(BundleSerializerV08):
"""Serializer for bzr bundle format 0.9
This format supports rich root data, for the nested-trees work, but also
supports repositories that don't have rich root data. It cannot be
used to transfer from a knit2 repo into a knit1 repo, because that would
be lossy.
"""
def check_compatible(self):
pass
def _write_main_header(self):
"""Write the header for the changes"""
f = self.to_file
f.write(_get_bundle_header('0.9') + '#\n')
def _testament_sha1(self, revision_id):
return StrictTestament3.from_revision(self.source,
revision_id).as_sha1()
def read(self, f):
"""Read the rest of the bundles from the supplied file.
:param f: The file to read from
:return: A list of bundles
"""
return BundleReaderV09(f).info
class BundleInfo09(BundleInfo):
"""BundleInfo that uses StrictTestament3
This means that the root data is included in the testament.
"""
def _testament_sha1_from_revision(self, repository, revision_id):
testament = StrictTestament3.from_revision(repository, revision_id)
return testament.as_sha1()
def _testament_sha1(self, revision, inventory):
return StrictTestament3(revision, inventory).as_sha1()
class BundleReaderV09(BundleReader):
"""BundleReader for 0.9 bundles"""
def _get_info(self):
return BundleInfo09()
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