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Viewing changes to bzrlib/transport/readonly.py

  • Committer: Robert Collins
  • Date: 2010-05-11 08:36:16 UTC
  • mto: This revision was merged to the branch mainline in revision 5223.
  • Revision ID: robertc@robertcollins.net-20100511083616-b8fjb19zomwupid0
Make all lock methods return Result objects, rather than lock_read returning self, as per John's review.

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bzrlib/transport/readonly.py
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# Copyright (C) 2006, 2007, 2009, 2010, 2011, 2016 Canonical Ltd
 
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# Copyright (C) 2006, 2009 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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"""Implementation of Transport that adapts another transport to be readonly."""
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from __future__ import absolute_import
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from ..errors import TransportNotPossible, NoSmartMedium
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from ..transport import decorator
 
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from bzrlib.errors import TransportNotPossible, NoSmartMedium
 
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from bzrlib.transport import decorator
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class ReadonlyTransportDecorator(decorator.TransportDecorator):
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        """Readonly transport decorators are invoked via 'readonly+'"""
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        return 'readonly+'
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    def rename(self, rel_from, rel_to):
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        """See Transport.rename."""
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        raise TransportNotPossible('readonly transport')
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    def delete(self, relpath):
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        """See Transport.delete()."""
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        raise TransportNotPossible('readonly transport')
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        """See Transport.mkdir()."""
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        raise TransportNotPossible('readonly transport')
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    def open_write_stream(self, relpath, mode=None):
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        """See Transport.open_write_stream()."""
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        raise TransportNotPossible('readonly transport')
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    def is_readonly(self):
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        """See Transport.is_readonly."""
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        return True
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        raise TransportNotPossible('readonly transport')
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    def get_smart_client(self):
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        raise NoSmartMedium(self)
 
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        raise NoSmartServer(self.base)
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    def get_smart_medium(self):
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        raise NoSmartMedium(self)
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def get_test_permutations():
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    """Return the permutations to be used in testing."""
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    from ..tests import test_server
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    return [(ReadonlyTransportDecorator, test_server.ReadonlyServer)]
 
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    from bzrlib.tests import test_server
 
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    return [(ReadonlyTransportDecorator, test_server.ReadonlyServer),]