69
77
text_store = get_store('text-store')
70
78
super(AllInOneRepository, self).__init__(_format, a_bzrdir, a_bzrdir._control_files, _revision_store, control_store, text_store)
81
def _all_possible_ids(self):
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"""Return all the possible revisions that we could find."""
83
if 'evil' in debug.debug_flags:
84
mutter_callsite(3, "_all_possible_ids scales with size of history.")
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return self.get_inventory_weave().versions()
88
def _all_revision_ids(self):
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"""Returns a list of all the revision ids in the repository.
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These are in as much topological order as the underlying store can
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present: for weaves ghosts may lead to a lack of correctness until
93
the reweave updates the parents list.
95
if self._revision_store.text_store.listable():
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return self._revision_store.all_revision_ids(self.get_transaction())
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result = self._all_possible_ids()
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# TODO: jam 20070210 Ensure that _all_possible_ids returns non-unicode
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# ids. (It should, since _revision_store's API should change to
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# return utf8 revision_ids)
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return self._eliminate_revisions_not_present(result)
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def _check_revision_parents(self, revision, inventory):
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"""Private to Repository and Fetch.
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This checks the parentage of revision in an inventory weave for
107
consistency and is only applicable to inventory-weave-for-ancestry
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using repository formats & fetchers.
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weave_parents = inventory.get_parents(revision.revision_id)
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weave_names = inventory.versions()
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for parent_id in revision.parent_ids:
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if parent_id in weave_names:
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# this parent must not be a ghost.
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if not parent_id in weave_parents:
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raise errors.CorruptRepository(self)
72
119
def get_commit_builder(self, branch, parents, config, timestamp=None,
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120
timezone=None, committer=None, revprops=None,
74
121
revision_id=None):
75
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self._check_ascii_revisionid(revision_id, self.get_commit_builder)
76
return Repository.get_commit_builder(self, branch, parents, config,
77
timestamp, timezone, committer, revprops, revision_id)
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result = WeaveCommitBuilder(self, parents, config, timestamp, timezone,
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committer, revprops, revision_id)
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self.start_write_group()
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def get_revisions(self, revision_ids):
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revs = self._get_revisions(revision_ids)
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# weave corruption can lead to absent revision markers that should be
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# the following test is reasonably cheap (it needs a single weave read)
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# and the weave is cached in read transactions. In write transactions
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# it is not cached but typically we only read a small number of
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# revisions. For knits when they are introduced we will probably want
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# to ensure that caching write transactions are in use.
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inv = self.get_inventory_weave()
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self._check_revision_parents(rev, inv)
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def get_revision_graph(self, revision_id=None):
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"""Return a dictionary containing the revision graph.
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:param revision_id: The revision_id to get a graph from. If None, then
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the entire revision graph is returned. This is a deprecated mode of
149
operation and will be removed in the future.
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:return: a dictionary of revision_id->revision_parents_list.
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if 'evil' in debug.debug_flags:
154
"get_revision_graph scales with size of history.")
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# special case NULL_REVISION
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if revision_id == _mod_revision.NULL_REVISION:
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a_weave = self.get_inventory_weave()
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all_revisions = self._eliminate_revisions_not_present(
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entire_graph = dict([(node, tuple(a_weave.get_parents(node))) for
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node in all_revisions])
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if revision_id is None:
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elif revision_id not in entire_graph:
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raise errors.NoSuchRevision(self, revision_id)
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# add what can be reached from revision_id
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pending = set([revision_id])
171
while len(pending) > 0:
173
result[node] = entire_graph[node]
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for revision_id in result[node]:
175
if revision_id not in result:
176
pending.add(revision_id)
80
180
def is_shared(self):
97
197
"""Returns the policy for making working trees on new branches."""
200
def revision_graph_can_have_wrong_parents(self):
201
# XXX: This is an old format that we don't support full checking on, so
202
# just claim that checking for this inconsistency is not required.
101
206
class WeaveMetaDirRepository(MetaDirRepository):
102
207
"""A subclass of MetaDirRepository to set weave specific policy."""
104
209
_serializer = xml5.serializer_v5
212
def _all_possible_ids(self):
213
"""Return all the possible revisions that we could find."""
214
if 'evil' in debug.debug_flags:
215
mutter_callsite(3, "_all_possible_ids scales with size of history.")
216
return self.get_inventory_weave().versions()
219
def _all_revision_ids(self):
220
"""Returns a list of all the revision ids in the repository.
222
These are in as much topological order as the underlying store can
223
present: for weaves ghosts may lead to a lack of correctness until
224
the reweave updates the parents list.
226
if self._revision_store.text_store.listable():
227
return self._revision_store.all_revision_ids(self.get_transaction())
228
result = self._all_possible_ids()
229
# TODO: jam 20070210 Ensure that _all_possible_ids returns non-unicode
230
# ids. (It should, since _revision_store's API should change to
231
# return utf8 revision_ids)
232
return self._eliminate_revisions_not_present(result)
234
def _check_revision_parents(self, revision, inventory):
235
"""Private to Repository and Fetch.
237
This checks the parentage of revision in an inventory weave for
238
consistency and is only applicable to inventory-weave-for-ancestry
239
using repository formats & fetchers.
241
weave_parents = inventory.get_parents(revision.revision_id)
242
weave_names = inventory.versions()
243
for parent_id in revision.parent_ids:
244
if parent_id in weave_names:
245
# this parent must not be a ghost.
246
if not parent_id in weave_parents:
248
raise errors.CorruptRepository(self)
106
250
def get_commit_builder(self, branch, parents, config, timestamp=None,
107
251
timezone=None, committer=None, revprops=None,
108
252
revision_id=None):
109
253
self._check_ascii_revisionid(revision_id, self.get_commit_builder)
110
return MetaDirRepository.get_commit_builder(self, branch, parents,
111
config, timestamp, timezone, committer, revprops, revision_id)
254
result = WeaveCommitBuilder(self, parents, config, timestamp, timezone,
255
committer, revprops, revision_id)
256
self.start_write_group()
260
def get_revision(self, revision_id):
261
"""Return the Revision object for a named revision"""
262
# TODO: jam 20070210 get_revision_reconcile should do this for us
263
r = self.get_revision_reconcile(revision_id)
264
# weave corruption can lead to absent revision markers that should be
266
# the following test is reasonably cheap (it needs a single weave read)
267
# and the weave is cached in read transactions. In write transactions
268
# it is not cached but typically we only read a small number of
269
# revisions. For knits when they are introduced we will probably want
270
# to ensure that caching write transactions are in use.
271
inv = self.get_inventory_weave()
272
self._check_revision_parents(r, inv)
276
def get_revision_graph(self, revision_id=None):
277
"""Return a dictionary containing the revision graph.
279
:param revision_id: The revision_id to get a graph from. If None, then
280
the entire revision graph is returned. This is a deprecated mode of
281
operation and will be removed in the future.
282
:return: a dictionary of revision_id->revision_parents_list.
284
if 'evil' in debug.debug_flags:
286
"get_revision_graph scales with size of history.")
287
# special case NULL_REVISION
288
if revision_id == _mod_revision.NULL_REVISION:
290
a_weave = self.get_inventory_weave()
291
all_revisions = self._eliminate_revisions_not_present(
293
entire_graph = dict([(node, tuple(a_weave.get_parents(node))) for
294
node in all_revisions])
295
if revision_id is None:
297
elif revision_id not in entire_graph:
298
raise errors.NoSuchRevision(self, revision_id)
300
# add what can be reached from revision_id
302
pending = set([revision_id])
303
while len(pending) > 0:
305
result[node] = entire_graph[node]
306
for revision_id in result[node]:
307
if revision_id not in result:
308
pending.add(revision_id)
311
def revision_graph_can_have_wrong_parents(self):
312
# XXX: This is an old format that we don't support full checking on, so
313
# just claim that checking for this inconsistency is not required.
114
317
class PreSplitOutRepositoryFormat(RepositoryFormat):