001    /*
002      GRANITE DATA SERVICES
003      Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004    
005      This file is part of Granite Data Services.
006    
007      Granite Data Services is free software; you can redistribute it and/or modify
008      it under the terms of the GNU Library General Public License as published by
009      the Free Software Foundation; either version 2 of the License, or (at your
010      option) any later version.
011    
012      Granite Data Services is distributed in the hope that it will be useful, but
013      WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014      FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015      for more details.
016    
017      You should have received a copy of the GNU Library General Public License
018      along with this library; if not, see <http://www.gnu.org/licenses/>.
019    */
020    
021    package org.granite.messaging.amf.io.convert;
022    
023    /**
024     * @author Franck WOLFF
025     */
026    public interface Reverter {
027    
028        /**
029         * Returns true if this reverter can revert the supplied value.
030         *
031         * @param value the value to test for possible reversion.
032         * @return true if this reverter can revert the supplied value.
033         */
034        public boolean canRevert(Object value);
035    
036        /**
037         * Converts the supplied object to a well known Java type before AMF3 serialization, for
038         * example a JodaTime to a standard Java {@link java.util.Date}.
039         *
040         * @param value the object to be reverted (converted back to a standard Java type)
041         * @return the reverted object.
042         */
043        public Object revert(Object value);
044    }