913
914
raise NotImplementedError(self.annotate)
915
916
def check(self, progress_bar=None):
916
"""Check this object for integrity."""
917
"""Check this object for integrity.
919
:param progress_bar: A progress bar to output as the check progresses.
920
:param keys: Specific keys within the VersionedFiles to check. When
921
this parameter is not None, check() becomes a generator as per
922
get_record_stream. The difference to get_record_stream is that
923
more or deeper checks will be performed.
924
:return: None, or if keys was supplied a generator as per
917
927
raise NotImplementedError(self.check)
920
930
def check_not_reserved_id(version_id):
921
931
revision.check_not_reserved_id(version_id)
933
def clear_cache(self):
934
"""Clear whatever caches this VersionedFile holds.
936
This is generally called after an operation has been performed, when we
937
don't expect to be using this versioned file again soon.
923
940
def _check_lines_not_unicode(self, lines):
924
941
"""Check that lines being added to a versioned file are not unicode."""
925
942
for line in lines:
932
949
if '\n' in line[:-1]:
933
950
raise errors.BzrBadParameterContainsNewline("lines")
952
def get_known_graph_ancestry(self, keys):
953
"""Get a KnownGraph instance with the ancestry of keys."""
954
# most basic implementation is a loop around get_parent_map
958
this_parent_map = self.get_parent_map(pending)
959
parent_map.update(this_parent_map)
961
map(pending.update, this_parent_map.itervalues())
962
pending = pending.difference(parent_map)
963
kg = _mod_graph.KnownGraph(parent_map)
935
966
def get_parent_map(self, keys):
936
967
"""Get a map of the parents of keys.
1132
1163
def get_annotator(self):
1133
1164
return annotate.Annotator(self)
1135
def check(self, progress_bar=None):
1166
def check(self, progress_bar=None, keys=None):
1136
1167
"""See VersionedFiles.check()."""
1168
# XXX: This is over-enthusiastic but as we only thunk for Weaves today
1169
# this is tolerable. Ideally we'd pass keys down to check() and
1170
# have the older VersiondFile interface updated too.
1137
1171
for prefix, vf in self._iter_all_components():
1173
if keys is not None:
1174
return self.get_record_stream(keys, 'unordered', True)
1140
1176
def get_parent_map(self, keys):
1141
1177
"""Get a map of the parents of keys.
1454
1490
for struct in outstanding_struct():
1493
def base_from_plan(self):
1494
"""Construct a BASE file from the plan text."""
1496
for state, line in self.plan:
1497
if state in ('killed-a', 'killed-b', 'killed-both', 'unchanged'):
1498
# If unchanged, then this line is straight from base. If a or b
1499
# or both killed the line, then it *used* to be in base.
1500
base_lines.append(line)
1502
if state not in ('killed-base', 'irrelevant',
1503
'ghost-a', 'ghost-b',
1505
'conflicted-a', 'conflicted-b'):
1506
# killed-base, irrelevant means it doesn't apply
1507
# ghost-a/ghost-b are harder to say for sure, but they
1508
# aren't in the 'inc_c' which means they aren't in the
1509
# shared base of a & b. So we don't include them. And
1510
# obviously if the line is newly inserted, it isn't in base
1512
# If 'conflicted-a' or b, then it is new vs one base, but
1513
# old versus another base. However, if we make it present
1514
# in the base, it will be deleted from the target, and it
1515
# seems better to get a line doubled in the merge result,
1516
# rather than have it deleted entirely.
1517
# Example, each node is the 'text' at that point:
1525
# There was a criss-cross conflict merge. Both sides
1526
# include the other, but put themselves first.
1527
# Weave marks this as a 'clean' merge, picking OTHER over
1528
# THIS. (Though the details depend on order inserted into
1530
# LCA generates a plan:
1531
# [('unchanged', M),
1532
# ('conflicted-b', b),
1534
# ('conflicted-a', b),
1536
# If you mark 'conflicted-*' as part of BASE, then a 3-way
1537
# merge tool will cleanly generate "MaN" (as BASE vs THIS
1538
# removes one 'b', and BASE vs OTHER removes the other)
1539
# If you include neither, 3-way creates a clean "MbabN" as
1540
# THIS adds one 'b', and OTHER does too.
1541
# It seems that having the line 2 times is better than
1542
# having it omitted. (Easier to manually delete than notice
1543
# it needs to be added.)
1544
raise AssertionError('Unknown state: %s' % (state,))
1458
1548
class WeaveMerge(PlanWeaveMerge):
1459
1549
"""Weave merge that takes a VersionedFile and two versions as its input."""
1557
1647
record.get_bytes_as(record.storage_kind) call.
1559
1649
self._bytes_iterator = bytes_iterator
1560
self._kind_factory = {'knit-ft-gz':knit.knit_network_to_record,
1561
'knit-delta-gz':knit.knit_network_to_record,
1562
'knit-annotated-ft-gz':knit.knit_network_to_record,
1563
'knit-annotated-delta-gz':knit.knit_network_to_record,
1564
'knit-delta-closure':knit.knit_delta_closure_to_records,
1565
'fulltext':fulltext_network_to_record,
1566
'groupcompress-block':groupcompress.network_block_to_records,
1650
self._kind_factory = {
1651
'fulltext': fulltext_network_to_record,
1652
'groupcompress-block': groupcompress.network_block_to_records,
1653
'knit-ft-gz': knit.knit_network_to_record,
1654
'knit-delta-gz': knit.knit_network_to_record,
1655
'knit-annotated-ft-gz': knit.knit_network_to_record,
1656
'knit-annotated-delta-gz': knit.knit_network_to_record,
1657
'knit-delta-closure': knit.knit_delta_closure_to_records,
1569
1660
def read(self):