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
021package org.granite.tide.data;
022
023import java.util.List;
024
025import org.granite.tide.data.DataContext.EntityUpdate;
026
027
028/**
029 *  Interface for data update postprocessors.
030 *  Allows processing of updated entities before the updates are dispatched or returned to the clients.
031 *  Can be attached to the <code>DataContext</code> or lookup up by injection when using a DI framework.
032 * 
033 *  @see DataContext
034 * 
035 *  @author William Drai
036 */
037public interface DataUpdatePostprocessor {
038        
039        public List<EntityUpdate> process(List<EntityUpdate> updates);
040}