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# RhodeCode VCSServer provides access to different vcs backends via network.
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# Copyright (C) 2014-2016 RodeCode GmbH
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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 3 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 Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import logging
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log = logging.getLogger(__name__)
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class RepoFactory(object):
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"""
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Utility to create instances of repository
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It provides internal caching of the `repo` object based on
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the :term:`call context`.
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"""
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def __init__(self, repo_cache):
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self._cache = repo_cache
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def _create_config(self, path, config):
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config = {}
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return config
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def _create_repo(self, wire, create):
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raise NotImplementedError()
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def repo(self, wire, create=False):
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"""
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Get a repository instance for the given path.
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Uses internally the low level beaker API since the decorators introduce
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significant overhead.
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"""
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def create_new_repo():
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return self._create_repo(wire, create)
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return self._repo(wire, create_new_repo)
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def _repo(self, wire, createfunc):
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context = wire.get('context', None)
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cache = wire.get('cache', True)
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log.debug(
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'GET %s@%s with cache:%s. Context: %s',
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self.__class__.__name__, wire['path'], cache, context)
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if context and cache:
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cache_key = (context, wire['path'])
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log.debug(
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'FETCH %s@%s repo object from cache. Context: %s',
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self.__class__.__name__, wire['path'], context)
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return self._cache.get(key=cache_key, createfunc=createfunc)
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else:
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log.debug(
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'INIT %s@%s repo object based on wire %s. Context: %s',
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self.__class__.__name__, wire['path'], wire, context)
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return createfunc()
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