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Viewing changes to bzrlib/smart/medium.py

  • Committer: Jonathan Lange
  • Date: 2009-05-05 22:11:41 UTC
  • mto: This revision was merged to the branch mainline in revision 4349.
  • Revision ID: jml@canonical.com-20090505221141-dzboirew1a9dcqbc
Use as a dict.

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bzrlib/smart/medium.py
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        """
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        medium_repr = repr(medium)
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        # Add this medium to the WeakKeyDictionary
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        self.counts[medium] = [0, 0, medium_repr]
 
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        self.counts[medium] = dict(count=0, vfs_count=0,
 
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                                   medium_repr=medium_repr)
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        # Weakref callbacks are fired in reverse order of their association
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        # with the referenced object.  So we add a weakref *after* adding to
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        # the WeakKeyDict so that we can report the value from it before the
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    def increment_call_count(self, params):
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        # Increment the count in the WeakKeyDictionary
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        value = self.counts[params.medium]
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        value[0] += 1
 
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        value['count'] += 1
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        request_method = request.request_handlers.get(params.method)
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        if issubclass(request_method, vfs.VfsRequest):
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            value[1] += 1
 
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            value['vfs_count'] += 1
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    def done(self, ref):
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        value = self.counts[ref]
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        count, vfs_count, medium_repr = value
 
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        count, vfs_count, medium_repr = (
 
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            value['count'], value['vfs_count'], value['medium_repr'])
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        # In case this callback is invoked for the same ref twice (by the
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        # weakref callback and by the atexit function), set the call count back
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        # to 0 so this item won't be reported twice.
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        value[0] = 0
 
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        value['count'] = 0
 
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        value['vfs_count'] = 0
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        if count != 0:
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            trace.note('HPSS calls: %d (%d vfs) %s',
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                       count, vfs_count, medium_repr)