ent_std.hpp

См. документацию.

/*

Copyright (c) 2002-2005, Yauheni Akhotnikau
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

- Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.

- Redistributions in binary form must reproduce the above copyright notice, this
list of conditions and the following disclaimer in the documentation and/or
other materials provided with the distribution.

- The name of the author may not be used to endorse or promote products derived
from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
OF SUCH DAMAGE.

*/

#if !defined( _OESS_1__STDSN__ENT_STD_HPP_ )
#define _OESS_1__STDSN__ENT_STD_HPP_

#include <auto_ptr_3/h/obj_ptr.hpp>

#include <oess_1/io/h/bstring_buf.hpp>

#include <oess_1/stdsn/h/ent.hpp>

namespace oess_1 {

namespace stdsn {

class operation_history_t;

const oess_1::uchar_t opt_attr_missing_flag = 0;

const oess_1::uchar_t opt_attr_present_flag = 1;

//
// ient_std_t
//

class OESS_1__STDSN__TYPE ient_std_t :
  public ient_t
{
  public :
    ient_std_t(
      oess_1::io::istream_t & stream );
    virtual ~ient_std_t();

    virtual bool
    obj_start(
      const void * object,
      const std::string * type_name,
      const std::string & scheme );

    virtual void
    obj_finish(
      const void * object,
      const std::string * type_name );

    virtual void
    obj_complete(
      const void * object,
      const std::string * type_name );

    virtual void
    unpack_type_name(
      std::string & type_name );

    virtual oess_1::io::istream_t &
    query_stream();

    virtual bool
    check_optional_attr_existence(
      const std::string & attr_name );

    virtual iextension_t *
    extension_start();

    virtual void
    extension_finish(
      iextension_t & extension );

  private :
    oess_1::io::istream_t & m_stream;


    auto_ptr_3::obj_ptr_t< operation_history_t >  m_history;

  private :
    ient_std_t(
      const ient_std_t & );
    ient_std_t &
    operator=(
      const ient_std_t & );
};

//
// iextension_std_t
//

class OESS_1__STDSN__TYPE iextension_std_t
: public iextension_t
{
  public :
    iextension_std_t(
      const std::string & data );
    virtual ~iextension_std_t();

    virtual bool
    obj_start(
      const void * object,
      const std::string * type_name,
      const std::string & scheme );

    virtual void
    obj_finish(
      const void * object,
      const std::string * type_name );

    virtual void
    obj_complete(
      const void * object,
      const std::string * type_name );

    virtual void
    unpack_type_name(
      std::string & type_name );

    virtual oess_1::io::istream_t &
    query_stream();

    virtual bool
    check_optional_attr_existence(
      const std::string & attr_name );

    virtual iextension_t *
    extension_start();

    virtual void
    extension_finish(
      iextension_t & extension );

    virtual bool
    is_present() const;

    virtual void
    unpack_opaque( unknown_extension_t & ext );

  private :
    const std::string m_data;
    oess_1::io::ibstring_t  m_stream;
    ient_std_t  m_ient;

  private :
    iextension_std_t(
      const iextension_std_t & );
    iextension_std_t &
    operator=(
      const iextension_std_t & );
};

//
// oent_std_t
//

class OESS_1__STDSN__TYPE oent_std_t :
  public oent_t
{
  public :
    oent_std_t( oess_1::io::ostream_t & stream );
    virtual ~oent_std_t();

    virtual bool
    obj_start(
      const void * object,
      const std::string * type_name,
      const std::string & scheme );

    virtual void
    obj_finish(
      const void * object,
      const std::string * type_name );

    virtual void
    obj_complete(
      const void * object,
      const std::string * type_name );

    virtual void
    pack_type_name(
      const std::string & type_name,
      const std::string & /*type_scheme*/ );

    virtual oess_1::io::ostream_t &
    query_stream();

    virtual bool
    set_optional_attr_existence(
      const std::string & attr_name,
      bool existence );

    virtual oextension_t *
    extension_start();

    virtual void
    extension_finish(
      oextension_t & extension );

  private :
    oess_1::io::ostream_t & m_stream;


    auto_ptr_3::obj_ptr_t< operation_history_t >  m_history;

  private :
    oent_std_t(
      const oent_std_t & );
    oent_std_t &
    operator=(
      const oent_std_t & );
};

//
// oextension_std_t
//

class OESS_1__STDSN__TYPE oextension_std_t
: public oextension_t
{
  public :
    oextension_std_t();
    virtual ~oextension_std_t();

    virtual bool
    obj_start(
      const void * object,
      const std::string * type_name,
      const std::string & scheme );

    virtual void
    obj_finish(
      const void * object,
      const std::string * type_name );

    virtual void
    obj_complete(
      const void * object,
      const std::string * type_name );

    virtual void
    pack_type_name(
      const std::string & type_name,
      const std::string & /*type_scheme*/ );

    virtual oess_1::io::ostream_t &
    query_stream();

    virtual bool
    set_optional_attr_existence(
      const std::string & attr_name,
      bool existence );

    virtual oextension_t *
    extension_start();

    virtual void
    extension_finish(
      oextension_t & extension );

    virtual void
    pack( oess_1::io::ostream_t & to ) const;

    virtual void
    pack_opaque( const unknown_extension_t & ext );

  private :
    std::string m_data;
    oess_1::io::obstring_t  m_stream;
    oent_std_t  m_oent;

  private :
    oextension_std_t(
      const oextension_std_t & );
    oextension_std_t &
    operator=(
      const oextension_std_t & );
};

} /* namespace stdsn */

} /* namespace oess_1 */

#endif

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