def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
accelerator_tree=None, hardlink=False):
"""See WorkingTreeFormat.initialize().
:param revision_id: if supplied, create a working tree at a different
revision than the branch is at.
:param accelerator_tree: A tree which can be used for retrieving file
contents more quickly than the revision tree, i.e. a workingtree.
The revision tree will be used for cases where accelerator_tree's
content is different.
:param hardlink: If true, hard-link files from accelerator_tree,
where possible.
"""
if not isinstance(a_bzrdir.transport, LocalTransport):
raise errors.NotLocalUrl(a_bzrdir.transport.base)
transport = a_bzrdir.get_workingtree_transport(self)
control_files = self._open_control_files(a_bzrdir)
control_files.create_lock()
control_files.lock_write()
transport.put_bytes('format', self.as_string(),
mode=a_bzrdir._get_file_mode())
if from_branch is not None:
branch = from_branch
else:
branch = a_bzrdir.open_branch()
if revision_id is None:
revision_id = _mod_revision.ensure_null(branch.last_revision())
# WorkingTree3 can handle an inventory which has a unique root id.
# as of bzr 0.12. However, bzr 0.11 and earlier fail to handle
# those trees. And because there isn't a format bump inbetween, we
# are maintaining compatibility with older clients.
# inv = Inventory(root_id=gen_root_id())
inv = self._initial_inventory()
wt = self._tree_class(a_bzrdir.root_transport.local_abspath('.'),
branch,
inv,
_internal=True,
_format=self,
_bzrdir=a_bzrdir,
_control_files=control_files)
wt.lock_tree_write()
try:
basis_tree = branch.repository.revision_tree(revision_id)
# only set an explicit root id if there is one to set.
if basis_tree.get_root_id() is not None:
wt.set_root_id(basis_tree.get_root_id())
if revision_id == _mod_revision.NULL_REVISION:
wt.set_parent_trees([])
else:
wt.set_parent_trees([(revision_id, basis_tree)])
transform.build_tree(basis_tree, wt)
for hook in MutableTree.hooks['post_build_tree']:
hook(wt)
finally:
# Unlock in this order so that the unlock-triggers-flush in
# WorkingTree is given a chance to fire.
control_files.unlock()
wt.unlock()
return wt
def initialize(self,
a_bzrdir,
revision_id=None,
from_branch=None,
accelerator_tree=None,
hardlink=False):
"""See WorkingTreeFormat.initialize()."""
if not isinstance(a_bzrdir.transport, LocalTransport):
raise errors.NotLocalUrl(a_bzrdir.transport.base)
if from_branch is not None:
branch = from_branch
else:
branch = a_bzrdir.open_branch()
if revision_id is None:
revision_id = _mod_revision.ensure_null(branch.last_revision())
branch.lock_write()
try:
branch.generate_revision_history(revision_id)
finally:
branch.unlock()
inv = inventory.Inventory()
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
branch,
inv,
_internal=True,
_format=self,
_bzrdir=a_bzrdir,
_control_files=branch.control_files)
basis_tree = branch.repository.revision_tree(revision_id)
if basis_tree.get_root_id() is not None:
wt.set_root_id(basis_tree.get_root_id())
# set the parent list and cache the basis tree.
if _mod_revision.is_null(revision_id):
parent_trees = []
else:
parent_trees = [(revision_id, basis_tree)]
wt.set_parent_trees(parent_trees)
transform.build_tree(basis_tree, wt)
for hook in MutableTree.hooks['post_build_tree']:
hook(wt)
return wt
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
accelerator_tree=None, hardlink=False):
"""See WorkingTreeFormat.initialize()."""
if not isinstance(a_bzrdir.transport, LocalTransport):
raise errors.NotLocalUrl(a_bzrdir.transport.base)
if from_branch is not None:
branch = from_branch
else:
branch = a_bzrdir.open_branch()
if revision_id is None:
revision_id = _mod_revision.ensure_null(branch.last_revision())
branch.lock_write()
try:
branch.generate_revision_history(revision_id)
finally:
branch.unlock()
inv = inventory.Inventory()
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
branch,
inv,
_internal=True,
_format=self,
_bzrdir=a_bzrdir,
_control_files=branch.control_files)
basis_tree = branch.repository.revision_tree(revision_id)
if basis_tree.get_root_id() is not None:
wt.set_root_id(basis_tree.get_root_id())
# set the parent list and cache the basis tree.
if _mod_revision.is_null(revision_id):
parent_trees = []
else:
parent_trees = [(revision_id, basis_tree)]
wt.set_parent_trees(parent_trees)
transform.build_tree(basis_tree, wt)
for hook in MutableTree.hooks['post_build_tree']:
hook(wt)
return wt