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Viewing changes to bzrlib/revisiontree.py

  • Committer: Gary van der Merwe
  • Date: 2010-08-02 19:56:52 UTC
  • mfrom: (5050.3.18 2.2)
  • mto: (5050.3.19 2.2)
  • mto: This revision was merged to the branch mainline in revision 5371.
  • Revision ID: garyvdm@gmail.com-20100802195652-o1ppjemhwrr98i61
Merge lp:bzr/2.2.

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bzrlib/revisiontree.py
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# Copyright (C) 2005, 2007 Canonical Ltd
 
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# Copyright (C) 2006-2010 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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from bzrlib import (
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    errors,
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    osutils,
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    revision,
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    symbol_versioning,
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    tree,
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    )
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    def get_file_mtime(self, file_id, path=None):
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        ie = self._inventory[file_id]
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        revision = self._repository.get_revision(ie.revision)
 
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        try:
 
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            revision = self._repository.get_revision(ie.revision)
 
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        except errors.NoSuchRevision:
 
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            raise errors.FileTimestampUnavailable(self.id2path(file_id))
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        return revision.timestamp
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    def is_executable(self, file_id, path=None):
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        return set(self._repository.get_ancestry(self._revision_id,
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                                                 topo_sorted=False))
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    def is_locked(self):
 
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        return self._repository.is_locked()
 
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    def lock_read(self):
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        self._repository.lock_read()
 
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        return self
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    def __repr__(self):
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        return '<%s instance at %x, rev_id=%r>' % (
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        lookup_trees = [self.source]
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        if extra_trees:
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             lookup_trees.extend(extra_trees)
 
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        # The ids of items we need to examine to insure delta consistency.
 
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        precise_file_ids = set()
 
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        discarded_changes = {}
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        if specific_files == []:
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            specific_file_ids = []
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        else:
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            specific_file_ids = self.target.paths2ids(specific_files,
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                lookup_trees, require_versioned=require_versioned)
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        # FIXME: It should be possible to delegate include_unchanged handling
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        # to CHKInventory.iter_changes and do a better job there -- vila
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        # 20090304
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        if include_unchanged:
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            changed_file_ids = []
 
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        changed_file_ids = set()
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        for result in self.target.inventory.iter_changes(self.source.inventory):
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            if (specific_file_ids is not None
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                and not result[0] in specific_file_ids):
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                # CHKMap.iter_changes is clean and fast. Better filter out
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                # the specific files *after* it did its job.
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                continue
 
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            if specific_file_ids is not None:
 
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                file_id = result[0]
 
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                if file_id not in specific_file_ids:
 
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                    # A change from the whole tree that we don't want to show yet.
 
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                    # We may find that we need to show it for delta consistency, so
 
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                    # stash it.
 
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                    discarded_changes[result[0]] = result
 
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                    continue
 
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                new_parent_id = result[4][1]
 
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                precise_file_ids.add(new_parent_id)
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            yield result
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            if include_unchanged:
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                # Keep track of yielded results (cheaper than building the
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                # whole inventory).
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                changed_file_ids.append(result[0])
 
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            changed_file_ids.add(result[0])
 
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        if specific_file_ids is not None:
 
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            for result in self._handle_precise_ids(precise_file_ids,
 
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                changed_file_ids, discarded_changes=discarded_changes):
 
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                yield result
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        if include_unchanged:
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            # CHKMap avoid being O(tree), so we go to O(tree) only if
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            # required to.