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48 lines
1.1 KiB
Python
48 lines
1.1 KiB
Python
# -*- coding: utf-8 -*-
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'''
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Berkeley Source Database Store.
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shove's psuedo-URL for BSDDB stores follows the form:
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bsddb://<path>
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Where the path is a URL path to a Berkeley database. Alternatively, the native
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pathname to a Berkeley database can be passed as the 'engine' parameter.
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'''
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try:
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import bsddb
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except ImportError:
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raise ImportError('requires bsddb library')
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import threading
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from shove import synchronized
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from shove.store import SyncStore
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class BsdStore(SyncStore):
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'''Class for Berkeley Source Database Store.'''
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init = 'bsddb://'
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def __init__(self, engine, **kw):
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super(BsdStore, self).__init__(engine, **kw)
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self._store = bsddb.hashopen(self._engine)
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self._lock = threading.Condition()
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self.sync = self._store.sync
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@synchronized
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def __getitem__(self, key):
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return super(BsdStore, self).__getitem__(key)
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@synchronized
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def __setitem__(self, key, value):
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super(BsdStore, self).__setitem__(key, value)
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@synchronized
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def __delitem__(self, key):
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super(BsdStore, self).__delitem__(key)
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__all__ = ['BsdStore']
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