tablespace_file.h

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/* Copyright (c) 2014, 2024, Oracle and/or its affiliates.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License, version 2.0,
   as published by the Free Software Foundation.
 
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   as designated in a particular file or component or in included license
   documentation.  The authors of MySQL hereby grant you an additional
   permission to link the program and your derivative works with the
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   the program or referenced in the documentation.
 
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License, version 2.0, for more details.
 
   You should have received a copy of the GNU General Public License
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   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA */
 
#ifndef DD__TABLESPACE_FILES_INCLUDED
#define DD__TABLESPACE_FILES_INCLUDED
 
#include "my_inttypes.h"
#include "sql/dd/sdi_fwd.h"            // dd::Sdi_wcontext
#include "sql/dd/types/weak_object.h"  // dd::Weak_object
 
namespace dd {
 
///////////////////////////////////////////////////////////////////////////
 
class Properties;
class Tablespace;
class Tablespace_file_impl;
 
namespace tables {
class Tablespace_files;
}
 
///////////////////////////////////////////////////////////////////////////
 
class Tablespace_file : virtual public Weak_object {
 public:
  typedef Tablespace_file_impl Impl;
  typedef tables::Tablespace_files DD_table;
 
 public:
  ~Tablespace_file() override = default;
 
  /////////////////////////////////////////////////////////////////////////
  // ordinal_position.
  /////////////////////////////////////////////////////////////////////////
 
  virtual uint ordinal_position() const = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // filename.
  /////////////////////////////////////////////////////////////////////////
 
  virtual const String_type &filename() const = 0;
  virtual void set_filename(const String_type &filename) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // se_private_data.
  /////////////////////////////////////////////////////////////////////////
 
  virtual const Properties &se_private_data() const = 0;
 
  virtual Properties &se_private_data() = 0;
  virtual bool set_se_private_data(const String_type &se_private_data_raw) = 0;
 
  /////////////////////////////////////////////////////////////////////////
  // tablespace.
  /////////////////////////////////////////////////////////////////////////
 
  virtual const Tablespace &tablespace() const = 0;
 
  virtual Tablespace &tablespace() = 0;
 
  /**
    Converts *this into json.
 
    Converts all member variables that are to be included in the sdi
    into json by transforming them appropriately and passing them to
    the rapidjson writer provided.
 
    @param wctx opaque context for data needed by serialization
    @param w rapidjson writer which will perform conversion to json
 
  */
 
  virtual void serialize(Sdi_wcontext *wctx, Sdi_writer *w) const = 0;
 
  /**
    Re-establishes the state of *this by reading sdi information from
    the rapidjson DOM subobject provided.
 
    Cross-references encountered within this object are tracked in
    sdictx, so that they can be updated when the entire object graph
    has been established.
 
    @param rctx stores book-keeping information for the
    deserialization process
    @param val subobject of rapidjson DOM containing json
    representation of this object
  */
 
  virtual bool deserialize(Sdi_rcontext *rctx, const RJ_Value &val) = 0;
};
 
///////////////////////////////////////////////////////////////////////////
 
}  // namespace dd
 
#endif  // DD__TABLESPACE_FILES_INCLUDED