indexing description: "Retrieve objects" legal: "See notice at end of class." status: "See notice at end of class." date: "$Date$" revision: "$Revision$" frozen class EIFFEL_DESERIALIZER inherit ANY SED_STORABLE_FACILITIES export {NONE} all end SHARED_LOGGER export {NONE} all end feature -- Access deserialized_object: ANY -- Last deserialized object feature -- Status report successful: BOOLEAN -- Was last retrieval successful? feature -- Basic Operations deserialize (path: STRING; a_pos: INTEGER) is -- Deserialize object previously serialized in `path' at position `a_pos'. require non_void_path: path /= Void valid_path: (create {RAW_FILE}.make (path)).exists local retried: BOOLEAN l_raw_file: RAW_FILE l_reader: SED_MEDIUM_READER_WRITER do if not retried then create l_raw_file.make_open_read (path) l_raw_file.go (a_pos) create l_reader.make (l_raw_file) l_reader.set_for_reading deserialized_object := retrieved (l_reader, True) successful := deserialized_object /= Void else successful := False end if l_raw_file /= Void and then not l_raw_file.is_closed then l_raw_file.close end ensure deserialized_object_set_if_no_error: successful implies deserialized_object /= Void rescue debug ("log_exceptions") log_last_exception end retried := True retry end indexing copyright: "Copyright (c) 1984-2006, Eiffel Software" license: "GPL version 2 (see http://www.eiffel.com/licensing/gpl.txt)" licensing_options: "http://www.eiffel.com/licensing" copying: "[ This file is part of Eiffel Software's Eiffel Development Environment. Eiffel Software's Eiffel Development Environment 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, version 2 of the License (available at the URL listed under "license" above). Eiffel Software's Eiffel Development Environment 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 Eiffel Software's Eiffel Development Environment; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA ]" source: "[ Eiffel Software 356 Storke Road, Goleta, CA 93117 USA Telephone 805-685-1006, Fax 805-685-6869 Website http://www.eiffel.com Customer support http://support.eiffel.com ]" end