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Viewing changes to bzrlib/branch.py

[patch] keep a cached basis inventory (Johan Rydberg)

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bzrlib/branch.py
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    @needs_write_lock
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    def set_revision_history(self, rev_history):
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        """See Branch.set_revision_history."""
 
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        old_revision = self.last_revision()
 
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        new_revision = rev_history[-1]
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        self.put_controlfile('revision-history', '\n'.join(rev_history))
 
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        self.working_tree().set_last_revision(new_revision, old_revision)
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    def has_revision(self, revision_id):
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        """See Branch.has_revision."""
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            inv = self.get_revision_inventory(revision_id)
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            return RevisionTree(self.weave_store, inv, revision_id)
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    def basis_tree(self):
 
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        """See Branch.basis_tree."""
 
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        try:
 
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            revision_id = self.revision_history()[-1]
 
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            xml = self.working_tree().read_basis_inventory(revision_id)
 
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            inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(xml)
 
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            return RevisionTree(self.weave_store, inv, revision_id)
 
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        except (IndexError, NoSuchFile), e:
 
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            return self.revision_tree(self.last_revision())
 
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    def working_tree(self):
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        """See Branch.working_tree."""
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        from bzrlib.workingtree import WorkingTree