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  • Committer: Robert Collins
  • Date: 2005-10-11 01:05:24 UTC
  • mto: This revision was merged to the branch mainline in revision 1438.
  • Revision ID: robertc@robertcollins.net-20051011010524-e258bc8d051cc9d2
add a cache bound to Transactions, and a precious facility, so that we keep inventory.weave in memory, but can discard weaves for other such files.

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bzrlib/store/weave.py
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    """
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    FILE_SUFFIX = '.weave'
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    def __init__(self, transport, prefixed=False):
 
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    def __init__(self, transport, prefixed=False, precious=False):
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        self._transport = transport
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        self._prefixed = prefixed
 
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        self._precious = precious
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    def filename(self, file_id):
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        """Return the path relative to the transport root."""
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            return weave
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        w = read_weave(self._get(file_id))
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        transaction.map.add_weave(file_id, w)
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        transaction.register_clean(w)
 
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        transaction.register_clean(w, precious=self._precious)
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        return w
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    def get_lines(self, file_id, rev_id, transaction):
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        except NoSuchFile:
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            weave = Weave(weave_name=file_id)
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            transaction.map.add_weave(file_id, weave)
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            transaction.register_clean(weave)
 
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            transaction.register_clean(weave, precious=self._precious)
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            return weave
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    def put_weave(self, file_id, weave, transaction):