Oracle Coherence for C++ API
Release 3.7.1.0
E22845-01

coherence/io/AbstractEvolvable.hpp

/*
* AbstractEvolvable.hpp
*
* Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
*
* Oracle is a registered trademarks of Oracle Corporation and/or its
* affiliates.
*
* This software is the confidential and proprietary information of Oracle
* Corporation. You shall not disclose such confidential and proprietary
* information and shall use it only in accordance with the terms of the
* license agreement you entered into with Oracle.
*
* This notice may not be removed or altered.
*/
#ifndef COH_ABSTRACT_EVOLVABLE_HPP
#define COH_ABSTRACT_EVOLVABLE_HPP

#include "coherence/lang.ns"

#include "coherence/io/Evolvable.hpp"
#include "coherence/util/Binary.hpp"

COH_OPEN_NAMESPACE2(coherence,io)


using coherence::util::Binary;

/**
* Abstract base implementation of the Evolvable interface.
*
* @author wl 2010.08.11
*/
class COH_EXPORT AbstractEvolvable
    : public abstract_spec<AbstractEvolvable,
        extends <Object>,
        implements<Evolvable> >
    {
    // ----- constructors ---------------------------------------------------

    protected:
        /**
        * @internal
        */
        AbstractEvolvable();

        /**
        * @internal
        */
        AbstractEvolvable(const AbstractEvolvable& that);


    // ----- Evolvable interface --------------------------------------------

    public:
        /**
        * {@inheritDoc}
        */
        virtual int32_t getImplVersion() const = 0;

        /**
        * {@inheritDoc}
        */
        virtual int32_t getDataVersion() const;

        /**
        * {@inheritDoc}
        */
        virtual void setDataVersion(int32_t nVersion);

        /**
        * {@inheritDoc}
        */
        virtual Binary::View getFutureData() const;

        /**
        * {@inheritDoc}
        */
        virtual void setFutureData(Binary::View vBinFuture);


      // ----- data members -------------------------------------------------

      private:
        /**
        * The version of the data stream that this object was deserialized from.
        */
        int32_t m_nDataVersion;

        /**
        * The "unknown future data" from the data stream that this object was
        * deserialized from.
        */
        MemberView<Binary> m_vBinFuture;
      
    };

COH_CLOSE_NAMESPACE2

#endif // COH_ABSTRACT_EVOLVABLE_HPP

Copyright © 2000, 2011, Oracle and/or its affiliates. All rights reserved.