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from bzrlib.lazy_import import lazy_import
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lazy_import(globals(), """
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from bzrlib import (
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from bzrlib.osutils import dirname
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from bzrlib.revisiontree import RevisionTree
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from bzrlib.trace import mutter, warning
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from bzrlib.decorators import needs_read_lock, needs_write_lock
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from bzrlib.osutils import splitpath
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def needs_tree_write_lock(unbound):
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# generic constraint checks:
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if self.is_control_filename(f):
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raise errors.ForbiddenControlFileError(filename=f)
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fp = osutils.splitpath(f)
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# fill out file kinds for all files [not needed when we stop
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# caring about the instantaneous file kind within a uncommmitted tree
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revprops=revprops,
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possible_master_transports=possible_master_transports,
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post_hook_params = PostCommitHookParams(self)
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for hook in MutableTree.hooks['post_commit']:
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hook(post_hook_params)
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return committed_id
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def _gather_kinds(self, files, kinds):
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raise NotImplementedError(self._gather_kinds)
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def has_changes(self, _from_tree=None):
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"""Quickly check that the tree contains at least one commitable change.
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:param _from_tree: tree to compare against to find changes (default to
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the basis tree and is intended to be used by tests).
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def has_changes(self, from_tree):
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"""Quickly check that the tree contains at least one change.
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:return: True if a change is found. False otherwise
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# Check pending merges
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if len(self.get_parent_ids()) > 1:
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if _from_tree is None:
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_from_tree = self.basis_tree()
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changes = self.iter_changes(_from_tree)
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changes = self.iter_changes(from_tree)
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change = changes.next()
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# Exclude root (talk about black magic... --vila 20090629)
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# perform the canonicalization in bulk.
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for filepath in osutils.canonical_relpaths(self.basedir, file_list):
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rf = _FastPath(filepath)
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# validate user parameters. Our recursive code avoids adding new
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# files that need such validation
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# validate user parameters. Our recursive code avoids adding new files
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# that need such validation
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if self.is_control_filename(rf.raw_path):
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raise errors.ForbiddenControlFileError(filename=rf.raw_path)
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if not InventoryEntry.versionable_kind(kind):
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raise errors.BadFileKindError(filename=abspath, kind=kind)
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# ensure the named path is added, so that ignore rules in the later
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# directory walk dont skip it.
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# we dont have a parent ie known yet.: use the relatively slower
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# inventory probing method
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# ensure the named path is added, so that ignore rules in the later directory
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# we dont have a parent ie known yet.: use the relatively slower inventory
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versioned = inv.has_filename(rf.raw_path)
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dirs_to_add.append((path, None))
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prev_dir = path.raw_path
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illegalpath_re = re.compile(r'[\r\n]')
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# dirs_to_add is initialised to a list of directories, but as we scan
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# directories we append files to it.
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# XXX: We should determine kind of files when we scan them rather than
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kind = osutils.file_kind(abspath)
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if not InventoryEntry.versionable_kind(kind):
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trace.warning("skipping %s (can't add file of kind '%s')",
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if illegalpath_re.search(directory.raw_path):
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trace.warning("skipping %r (contains \\n or \\r)" % abspath)
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warning("skipping %s (can't add file of kind '%s')", abspath, kind)
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if parent_ie is not None:
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# mutter("%r is already versioned", abspath)
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# XXX: This is wrong; people *might* reasonably be trying to
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# add subtrees as subtrees. This should probably only be done
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# in formats which can represent subtrees, and even then
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# perhaps only when the user asked to add subtrees. At the
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# moment you can add them specially through 'join --reference',
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# which is perhaps reasonable: adding a new reference is a
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# special operation and can have a special behaviour. mbp
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trace.mutter("%r is a nested bzr tree", abspath)
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# XXX: This is wrong; people *might* reasonably be trying to add
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# subtrees as subtrees. This should probably only be done in formats
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# which can represent subtrees, and even then perhaps only when
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# the user asked to add subtrees. At the moment you can add them
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# specially through 'join --reference', which is perhaps
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# reasonable: adding a new reference is a special operation and
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# can have a special behaviour. mbp 20070306
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mutter("%r is a nested bzr tree", abspath)
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_add_one(self, inv, parent_ie, directory, kind, action)
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added.append(directory.raw_path)
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# faster - its impossible for a non root dir to have a
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if self.is_control_filename(subp):
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trace.mutter("skip control directory %r", subp)
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mutter("skip control directory %r", subp)
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elif subf in this_ie.children:
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# recurse into this already versioned subdir.
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dirs_to_add.append((_FastPath(subp, subf), this_ie))
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inventory = basis.inventory._get_mutable_inventory()
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inventory.apply_delta(delta)
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rev_tree = revisiontree.RevisionTree(self.branch.repository,
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inventory, new_revid)
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rev_tree = RevisionTree(self.branch.repository, inventory, new_revid)
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self.set_parent_trees([(new_revid, rev_tree)])
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self.create_hook(hooks.HookPoint('start_commit',
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"Called before a commit is performed on a tree. The start commit "
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"hook is able to change the tree before the commit takes place. "
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"start_commit is called with the bzrlib.mutabletree.MutableTree "
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"that the commit is being performed on.", (1, 4), None))
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self.create_hook(hooks.HookPoint('post_commit',
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"Called after a commit is performed on a tree. The hook is "
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"called with a bzrlib.mutabletree.PostCommitHookParams object. "
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"The mutable tree the commit was performed on is available via "
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"the mutable_tree attribute of that object.", (2, 0), None))
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"start_commit is called with the bzrlib.tree.MutableTree that the "
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"commit is being performed on.", (1, 4), None))
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# install the default hooks into the MutableTree class.
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MutableTree.hooks = MutableTreeHooks()
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class PostCommitHookParams(object):
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"""Parameters for the post_commit hook.
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To access the parameters, use the following attributes:
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* mutable_tree - the MutableTree object
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def __init__(self, mutable_tree):
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"""Create the parameters for the post_commit hook."""
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self.mutable_tree = mutable_tree
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class _FastPath(object):
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"""A path object with fast accessors for things like basename."""
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# there are a limited number of dirs we can be nested under, it should
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# generally find it very fast and not recurse after that.
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added = _add_one_and_parent(tree, inv, None,
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_FastPath(osutils.dirname(path.raw_path)), 'directory', action)
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parent_id = inv.path2id(osutils.dirname(path.raw_path))
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_FastPath(dirname(path.raw_path)), 'directory', action)
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parent_id = inv.path2id(dirname(path.raw_path))
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parent_ie = inv[parent_id]
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_add_one(tree, inv, parent_ie, path, kind, action)
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return added + [path.raw_path]
added
removed
bzrlib/mutabletree.py
