memorystore.py
fb50ed06a412master

memorystore.py
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			# This file is part of pybliographer
			#
			# Copyright (C) 1998-2006 Frederic GOBRY
			# Email : gobry@pybliographer.org
			#
			# This program is free software; you can redistribute it and/or
			# modify it under the terms of the GNU General Public License
			# as published by the Free Software Foundation; either version 2
			# of the License, or (at your option) any later version.
			#
			# This program is distributed in the hope that it will be useful,
			# but WITHOUT ANY WARRANTY; without even the implied warranty of
			# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
			# GNU General Public License for more details.
			#
			# You should have received a copy of the GNU General Public License
			# along with this program; if not, write to the Free Software
			# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
			#

			"""
			Provides an UNSAVED in-memory store.

			This store is useful when processing a temporary database whose size
			does not exceed the memory of the computer.
			"""

			from gettext import gettext as _

			from Pyblio import Store
			from Pyblio.Stores.filestore import Database


			def dbdestroy(path, nobackup=False):
			return


			def dbcreate(path, schema, args={}):
			db = Database (schema=schema, file=None, create=True)

			return db


			def dbopen(path, args={}):
			raise Store.StoreError(_("there is no way to open an in-memory database"))


			def dbimport(target, source, args={}):

			db = Database (file=source)
			db.file = None

			return db


			description = _("In-memory storage (NOT SAVED)")