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  • Committer: Jelmer Vernooij
  • Date: 2020-05-06 02:13:25 UTC
  • mfrom: (7490.7.21 work)
  • mto: This revision was merged to the branch mainline in revision 7501.
  • Revision ID: jelmer@jelmer.uk-20200506021325-awbmmqu1zyorz7sj
Merge 3.1 branch.

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breezy/transport/brokenrename.py
 
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# Copyright (C) 2007 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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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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"""Transport implementation that doesn't detect clashing renames.
 
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"""
 
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from .. import (
 
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    errors,
 
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    urlutils,
 
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    )
 
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from . import decorator
 
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class BrokenRenameTransportDecorator(decorator.TransportDecorator):
 
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    """A transport that fails to detect clashing renames"""
 
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    @classmethod
 
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    def _get_url_prefix(self):
 
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        """FakeNFS transports are identified by 'brokenrename+'"""
 
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        return 'brokenrename+'
 
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    def rename(self, rel_from, rel_to):
 
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        """See Transport.rename().
 
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        """
 
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        try:
 
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            if self._decorated.has(rel_to):
 
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                rel_to = urlutils.join(rel_to, urlutils.basename(rel_from))
 
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            self._decorated.rename(rel_from, rel_to)
 
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        except (errors.DirectoryNotEmpty, errors.FileExists) as e:
 
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            # absorb the error
 
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            return
 
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def get_test_permutations():
 
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    """Return the permutations to be used in testing."""
 
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    # we don't use this for general testing, only for the tests that
 
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    # specifically want it
 
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    return []