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Viewing changes to bzrlib/repofmt/knitrepo.py

  • Committer: Robert Collins
  • Date: 2007-06-26 08:52:20 UTC
  • mto: This revision was merged to the branch mainline in revision 2554.
  • Revision ID: robertc@robertcollins.net-20070626085220-iovhwfjflk8vffbh
Add require_api API.

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bzrlib/repofmt/knitrepo.py
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from bzrlib import (
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    bzrdir,
 
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    deprecated_graph,
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    errors,
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    graph,
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    knit,
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    lockable_files,
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    lockdir,
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from bzrlib.trace import mutter, note, warning
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class _KnitParentsProvider(object):
 
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    def __init__(self, knit):
 
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        self._knit = knit
 
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    def __repr__(self):
 
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        return 'KnitParentsProvider(%r)' % self._knit
 
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    def get_parents(self, revision_ids):
 
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        parents_list = []
 
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        for revision_id in revision_ids:
 
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            if revision_id == _mod_revision.NULL_REVISION:
 
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                parents = []
 
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            else:
 
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                try:
 
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                    parents = self._knit.get_parents_with_ghosts(revision_id)
 
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                except errors.RevisionNotPresent:
 
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                    parents = None
 
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                else:
 
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                    if len(parents) == 0:
 
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                        parents = [_mod_revision.NULL_REVISION]
 
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            parents_list.append(parents)
 
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        return parents_list
 
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class KnitRepository(MetaDirRepository):
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    """Knit format repository."""
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        return self._fileid_involved_by_set(changed)
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    @needs_read_lock
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    def get_ancestry(self, revision_id):
 
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    def get_ancestry(self, revision_id, topo_sorted=True):
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        """Return a list of revision-ids integrated by a revision.
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        This is topologically sorted.
 
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        This is topologically sorted, unless 'topo_sorted' is specified as
 
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        False.
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        """
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        if revision_id is None:
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            return [None]
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        revision_id = osutils.safe_revision_id(revision_id)
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        vf = self._get_revision_vf()
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        try:
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            return [None] + vf.get_ancestry(revision_id)
 
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            return [None] + vf.get_ancestry(revision_id, topo_sorted)
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        except errors.RevisionNotPresent:
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            raise errors.NoSuchRevision(self, revision_id)
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        :param revision_ids: an iterable of revisions to graph or None for all.
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        :return: a Graph object with the graph reachable from revision_ids.
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        """
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        result = graph.Graph()
 
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        result = deprecated_graph.Graph()
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        vf = self._get_revision_vf()
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        versions = set(vf.versions())
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        if not revision_ids:
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        revision_id = osutils.safe_revision_id(revision_id)
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        return self._get_revision_vf().get_parents(revision_id)
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    def _make_parents_provider(self):
 
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        return _KnitParentsProvider(self._get_revision_vf())
 
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class KnitRepository3(KnitRepository):
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