tablespace_impl.h

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/* Copyright (c) 2014, 2022, 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
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   separately licensed software that they have included with MySQL.
 
   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_IMPL_INCLUDED
#define DD__TABLESPACE_IMPL_INCLUDED
 
#include <memory>  // std::unique_ptr
#include <new>
#include <string>
 
#include "sql/dd/impl/properties_impl.h"
#include "sql/dd/impl/raw/raw_record.h"
#include "sql/dd/impl/types/entity_object_impl.h"  // dd::Entity_object_impl
#include "sql/dd/impl/types/weak_object_impl.h"
#include "sql/dd/object_id.h"
#include "sql/dd/sdi_fwd.h"
#include "sql/dd/string_type.h"
#include "sql/dd/types/tablespace.h"       // dd::Tablespace
#include "sql/dd/types/tablespace_file.h"  // dd::Tablespace_file
#include "sql/strfunc.h"
 
class THD;
 
namespace dd {
 
///////////////////////////////////////////////////////////////////////////
 
class Object_table;
class Open_dictionary_tables_ctx;
class Properties;
class Sdi_rcontext;
class Sdi_wcontext;
class Tablespace_file;
class Weak_object;
class Object_table;
 
class Tablespace_impl : public Entity_object_impl, public Tablespace {
 public:
  Tablespace_impl();
 
  ~Tablespace_impl() override;
 
 public:
  const Object_table &object_table() const override;
 
  bool validate() const override;
 
  bool restore_children(Open_dictionary_tables_ctx *otx) override;
 
  bool store_children(Open_dictionary_tables_ctx *otx) override;
 
  bool drop_children(Open_dictionary_tables_ctx *otx) const override;
 
  bool store_attributes(Raw_record *r) override;
 
  bool restore_attributes(const Raw_record &r) override;
 
  void serialize(Sdi_wcontext *wctx, Sdi_writer *w) const override;
 
  bool deserialize(Sdi_rcontext *rctx, const RJ_Value &val) override;
 
  void debug_print(String_type &outb) const override;
 
  bool is_empty(THD *thd, bool *empty) const override;
 
 public:
  static void register_tables(Open_dictionary_tables_ctx *otx);
 
  /////////////////////////////////////////////////////////////////////////
  // comment.
  /////////////////////////////////////////////////////////////////////////
 
  const String_type &comment() const override { return m_comment; }
 
  void set_comment(const String_type &comment) override { m_comment = comment; }
 
  /////////////////////////////////////////////////////////////////////////
  // options.
  /////////////////////////////////////////////////////////////////////////
 
  const Properties &options() const override { return m_options; }
 
  Properties &options() override { return m_options; }
 
  bool set_options(const String_type &options_raw) override {
    return m_options.insert_values(options_raw);
  }
 
  /////////////////////////////////////////////////////////////////////////
  // se_private_data.
  /////////////////////////////////////////////////////////////////////////
 
  const Properties &se_private_data() const override {
    return m_se_private_data;
  }
 
  Properties &se_private_data() override { return m_se_private_data; }
 
  bool set_se_private_data(const String_type &se_private_data_raw) override {
    return m_se_private_data.insert_values(se_private_data_raw);
  }
 
  /////////////////////////////////////////////////////////////////////////
  // m_engine.
  /////////////////////////////////////////////////////////////////////////
 
  const String_type &engine() const override { return m_engine; }
 
  void set_engine(const String_type &engine) override { m_engine = engine; }
 
  LEX_CSTRING engine_attribute() const override {
    return lex_cstring_handle(m_engine_attribute);
  }
  void set_engine_attribute(LEX_CSTRING a) override {
    m_engine_attribute.assign(a.str, a.length);
  }
 
  /////////////////////////////////////////////////////////////////////////
  // Tablespace file collection.
  /////////////////////////////////////////////////////////////////////////
 
  Tablespace_file *add_file() override;
 
  bool remove_file(String_type data_file) override;
 
  const Tablespace_file_collection &files() const override { return m_files; }
 
  // Fix "inherits ... via dominance" warnings
  Entity_object_impl *impl() override { return Entity_object_impl::impl(); }
  const Entity_object_impl *impl() const override {
    return Entity_object_impl::impl();
  }
  Object_id id() const override { return Entity_object_impl::id(); }
  bool is_persistent() const override {
    return Entity_object_impl::is_persistent();
  }
  const String_type &name() const override {
    return Entity_object_impl::name();
  }
  void set_name(const String_type &name) override {
    Entity_object_impl::set_name(name);
  }
 
 private:
  // Fields
 
  String_type m_comment;
  Properties_impl m_options;
  Properties_impl m_se_private_data;
  String_type m_engine;
  String_type m_engine_attribute;
 
  // Collections.
 
  Tablespace_file_collection m_files;
 
  Tablespace_impl(const Tablespace_impl &src);
 
  Tablespace *clone() const override { return new Tablespace_impl(*this); }
 
  Tablespace *clone_dropped_object_placeholder() const override {
    Tablespace_impl *placeholder = new Tablespace_impl();
    placeholder->set_id(id());
    placeholder->set_name(name());
    return placeholder;
  }
};
 
///////////////////////////////////////////////////////////////////////////
 
}  // namespace dd
 
#endif  // DD__TABLESPACE_IMPL_INCLUDED