17
17
"""Weave-era branch implementations."""
19
from __future__ import absolute_import
26
from bzrlib.decorators import (
24
from ...decorators import (
31
from bzrlib.lock import LogicalLockResult
32
from bzrlib.trace import mutter
27
from ...lock import LogicalLockResult
28
from ...trace import mutter
34
from bzrlib.branch import (
30
from ...branch import (
36
32
BranchWriteLockResult,
38
from bzrlib.branchfmt.fullhistory import (
34
from ...bzr.fullhistory import (
39
35
FullHistoryBzrBranch,
95
91
def _get_checkout_format(self, lightweight=False):
96
92
"""Return the most suitable metadir for a checkout of this branch.
98
from bzrlib.plugins.weave_fmt.repository import RepositoryFormat7
99
from bzrlib.bzrdir import BzrDirMetaFormat1
94
from .repository import RepositoryFormat7
95
from ...bzr.bzrdir import BzrDirMetaFormat1
100
96
format = BzrDirMetaFormat1()
102
98
format.set_branch_format(self._format)
103
format.repository_format = self.bzrdir._format.repository_format
99
format.repository_format = self.controldir._format.repository_format
105
101
format.repository_format = RepositoryFormat7()
134
130
It does not support binding.
137
def initialize(self, a_bzrdir, name=None, repository=None,
133
def initialize(self, a_controldir, name=None, repository=None,
138
134
append_revisions_only=None):
139
"""Create a branch of this format in a_bzrdir.
135
"""Create a branch of this format in a_controldir.
141
:param a_bzrdir: The bzrdir to initialize the branch in
137
:param a_controldir: The bzrdir to initialize the branch in
142
138
:param name: Name of colocated branch to create, if any
143
139
:param repository: Repository for this branch (unused)
145
141
if append_revisions_only:
146
raise errors.UpgradeRequired(a_bzrdir.user_url)
142
raise errors.UpgradeRequired(a_controldir.user_url)
147
143
if repository is not None:
148
144
raise NotImplementedError(
149
145
"initialize(repository=<not None>) on %r" % (self,))
150
if not [isinstance(a_bzrdir._format, format) for format in
146
if not [isinstance(a_controldir._format, format) for format in
151
147
self._compatible_bzrdirs]:
152
raise errors.IncompatibleFormat(self, a_bzrdir._format)
153
utf8_files = [('revision-history', ''),
148
raise errors.IncompatibleFormat(self, a_controldir._format)
149
utf8_files = [('revision-history', b''),
150
('branch-name', b''),
156
mutter('creating branch %r in %s', self, a_bzrdir.user_url)
157
branch_transport = a_bzrdir.get_branch_transport(self, name=name)
152
mutter('creating branch %r in %s', self, a_controldir.user_url)
153
branch_transport = a_controldir.get_branch_transport(self, name=name)
158
154
control_files = lockable_files.LockableFiles(branch_transport,
159
'branch-lock', lockable_files.TransportLock)
155
'branch-lock', lockable_files.TransportLock)
160
156
control_files.create_lock()
162
158
control_files.lock_write()
168
164
for (filename, content) in utf8_files:
169
165
branch_transport.put_bytes(
170
166
filename, content,
171
mode=a_bzrdir._get_file_mode())
167
mode=a_controldir._get_file_mode())
174
170
control_files.unlock()
175
branch = self.open(a_bzrdir, name, _found=True,
176
found_repository=None)
177
self._run_post_branch_init_hooks(a_bzrdir, name, branch)
171
branch = self.open(a_controldir, name, _found=True,
172
found_repository=None)
173
self._run_post_branch_init_hooks(a_controldir, name, branch)
180
176
def __init__(self):
181
177
super(BzrBranchFormat4, self).__init__()
182
from bzrlib.plugins.weave_fmt.bzrdir import (
178
from .bzrdir import (
183
179
BzrDirFormat4, BzrDirFormat5, BzrDirFormat6,
185
self._matchingbzrdir = BzrDirFormat6()
181
self._matchingcontroldir = BzrDirFormat6()
186
182
self._compatible_bzrdirs = [BzrDirFormat4, BzrDirFormat5,
189
185
def network_name(self):
190
186
"""The network name for this format is the control dirs disk label."""
191
return self._matchingbzrdir.get_format_string()
187
return self._matchingcontroldir.get_format_string()
193
189
def get_format_description(self):
194
190
return "Branch format 4"
196
def open(self, a_bzrdir, name=None, _found=False, ignore_fallbacks=False,
197
found_repository=None, possible_transports=None):
192
def open(self, a_controldir, name=None, _found=False, ignore_fallbacks=False,
193
found_repository=None, possible_transports=None):
198
194
"""See BranchFormat.open()."""
200
name = a_bzrdir._get_selected_branch()
196
name = a_controldir._get_selected_branch()
202
198
raise errors.NoColocatedBranchSupport(self)
204
200
# we are being called directly and must probe.
205
201
raise NotImplementedError
206
202
if found_repository is None:
207
found_repository = a_bzrdir.open_repository()
203
found_repository = a_controldir.open_repository()
208
204
return BzrBranch4(_format=self,
209
_control_files=a_bzrdir._control_files,
212
_repository=found_repository,
213
possible_transports=possible_transports)
205
_control_files=a_controldir._control_files,
206
a_controldir=a_controldir,
208
_repository=found_repository,
209
possible_transports=possible_transports)
215
211
def __str__(self):
216
212
return "Bazaar-NG branch format 4"
218
214
def supports_leaving_lock(self):
217
supports_reference_locations = False