| /**************************************************************************** |
| * Copyright (c) 2004 Composent, Inc. and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Composent, Inc. - initial API and implementation |
| *****************************************************************************/ |
| package org.eclipse.ecf.presence; |
| |
| import org.eclipse.ecf.core.identity.ID; |
| import org.eclipse.ecf.core.util.ECFException; |
| |
| /** |
| * Send presence change events to remotes on buddy list. |
| * |
| */ |
| public interface IPresenceSender { |
| |
| /** |
| * Send a presence update to a remote user |
| * |
| * @param targetID |
| * the {@link ID} of the target user for the presence update. If |
| * <code>null</code>, the presence update is sent to all users |
| * in current roster. If non-<code>null</code> the presence update |
| * is sent only to the given <code>targetID</code>. |
| * @param presence |
| * the presence information. Should not be <code>null</code>. |
| * |
| * @exception ECFException |
| * thrown if request cannot be sent (e.g. because of previous |
| * disconnect). |
| */ |
| public void sendPresenceUpdate(ID targetID, IPresence presence) |
| throws ECFException; |
| |
| } |
