pjs/grendel/storage/MessageExtraFactory.java

38 строки
1.3 KiB
Java

/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is the Grendel mail/news client.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are Copyright (C) 1997
* Netscape Communications Corporation. All Rights Reserved.
*
* Created: Terry Weissman <terry@netscape.com>, 27 Oct 1997.
*/
package grendel.storage;
import javax.mail.Message;
/** If you want to call any of the MessageExtra methods on a Message, you
should get the MessageExtra object using this call. Some Message objects
will implement that interface directly; the rest need to have them
painfully computed. */
public class MessageExtraFactory {
static public MessageExtra Get(Message m) {
if (m instanceof MessageExtra) return (MessageExtra) m;
return new MessageExtraWrapper(m);
}
}