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Viewing changes to bzrlib/lockable_files.py

  • Committer: Martin Pool
  • Date: 2006-03-03 06:43:48 UTC
  • mto: This revision was merged to the branch mainline in revision 1593.
  • Revision ID: mbp@sourcefrog.net-20060303064348-d7f474286e006c48
Clean up Transport-based locks for old branches

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Lines of Context:
bzrlib/lockable_files.py
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        self._find_modes()
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        # TODO: remove this and make the parameter mandatory
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        if lock_strategy_class is None:
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            lock_strategy_class = OldTransportLockStrategy
 
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            lock_strategy_class = TransportLock
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        esc_name = self._escape(lock_name)
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        self._lock_strategy = lock_strategy_class(transport, esc_name)
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        transaction.finish()
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class OldTransportLockStrategy(object):
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    """Old locking method which uses transport-dependent locks.
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    This is not recommended for new code because it doesn't guard 
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    against simultaneous acquisition between different transports.
 
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class TransportLock(object):
 
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    """Locking method which uses transport-dependent locks.
 
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    On the local filesystem these transform into OS-managed locks.
 
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    These do not guard against concurrent access via different
 
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    transports.
 
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    This is suitable for use only in WorkingTrees (which are at present
 
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    always local).
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    """
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    def __init__(self, transport, escaped_name):
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        self._transport = transport