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/**
* This file is part of the CRISTAL-iSE kernel.
* Copyright (c) 2001-2014 The CRISTAL Consortium. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; with out even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*
* http://www.fsf.org/licensing/licenses/lgpl.html
*/
package org.cristalise.kernel.entity.proxy;
import org.cristalise.kernel.entity.C2KLocalObject;
public interface ProxyObserver<V extends C2KLocalObject>
{
/**************************************************************************
* Subscribed items are broken apart and fed one by one to these methods.
* Replacement after an event is done by feeding the new memberbase with the same id.
* ID could be an XPath?
**************************************************************************/
public void add(V contents);
/**************************************************************************
* the 'type' parameter should be an indication of the type of object
* supplied so that the subscriber can associate the call back with
* one of its subscriptions. If we go with an Xpath subscription form,
* then the id will probably be sufficient.
* Should be comparable (substring whatever) with the parameter given to
* the subscribe method of ItemProxy.
**************************************************************************/
public void remove(String id);
public void control(String control, String msg);
}
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