gecko-dev/grendel/storage/MailDrop.java

59 строки
2.0 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 1.1 (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.
*
* Contributor(s):
*
* Created: Terry Weissman <terry@netscape.com>, 28 Aug 1997.
*/
package grendel.storage;
import java.io.IOException;
/** Interface to a maildrop: a place that we get new mail from. */
public interface MailDrop {
/** Returned by getBiffState() if there are new messages waiting. */
public static final int NEW = 1;
/** Returned by getBiffState() if there are no new messages waiting. */
public static final int NONE = 2;
/** Returned by getBiffState() if we can't tell if there are new messages
waiting. */
public static final int UNKNOWN = 3;
/** Actually go to maildrop, grab any messages, and stuff them into
folders. */
public void fetchNewMail() throws IOException;
/** Go to the maildrop and update the info on how many messages out there
are waiting. */
public void doBiff() throws IOException;
/** Find out whether we actually know anything about new messages waiting
on the maildrop. */
public int getBiffState();
/** Return how many new messages are out there waiting. If
getBiffState() returns NONE, returns zero. If getBiffState() returns
UNKNOWN, or if we just can't tell with this maildrop, returns -1. */
public int getNumMessagesWaiting();
};