00001 /* 00002 * EvolvablePortableObject.hpp 00003 * 00004 * Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved. 00005 * 00006 * Oracle is a registered trademarks of Oracle Corporation and/or its 00007 * affiliates. 00008 * 00009 * This software is the confidential and proprietary information of Oracle 00010 * Corporation. You shall not disclose such confidential and proprietary 00011 * information and shall use it only in accordance with the terms of the 00012 * license agreement you entered into with Oracle. 00013 * 00014 * This notice may not be removed or altered. 00015 */ 00016 #ifndef COH_EVOLVABLE_PORTABLE_OBJECT_HPP 00017 #define COH_EVOLVABLE_PORTABLE_OBJECT_HPP 00018 00019 #include "coherence/lang.ns" 00020 00021 #include "coherence/io/Evolvable.hpp" 00022 #include "coherence/io/pof/PortableObject.hpp" 00023 00024 COH_OPEN_NAMESPACE3(coherence,io,pof) 00025 00026 using coherence::io::Evolvable; 00027 00028 00029 /** 00030 * Extension of the PortableObject interface that supports forwards- 00031 * and backwards-compatibility of its POF serialized state. 00032 * 00033 * Note: For performance reasons in C++ it is generally preferable to 00034 * use implements<PortableObject, Evolvable> over 00035 * implements<EvolvablePortableObject>, as the internal cast<> operator is 00036 * better optimized for the former case. It is for this reason that this class 00037 * is not prefixed by COH_EXPORT as it is not used internally within Coherence. 00038 * 00039 * @author jh 2008.01.14 00040 */ 00041 class EvolvablePortableObject 00042 : public interface_spec<EvolvablePortableObject, 00043 implements<PortableObject, Evolvable> > 00044 { 00045 }; 00046 00047 COH_CLOSE_NAMESPACE3 00048 00049 #endif // COH_EVOLVABLE_PORTABLE_OBJECT_HPP