~drizzle-trunk/drizzle/development

/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-

 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

 *

 *  Copyright (C) 2009 Sun Microsystems, Inc.

 *

 *  This program is free software; you can redistribute it and/or modify

 *  it under the terms of the GNU General Public License as published by

 *  the Free Software Foundation; either version 2 of the License, or

 *  (at your option) any later version.

 *

 *  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 for more details.

 *

 *  You should have received a copy of the GNU General Public License

 *  along with this program; if not, write to the Free Software

 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 */

#ifndef PLUGIN_FUNCTION_ENGINE_FUNCTION_H

#define PLUGIN_FUNCTION_ENGINE_FUNCTION_H

#include <assert.h>

#include <drizzled/session.h>

#include <drizzled/plugin/storage_engine.h>

#include <drizzled/plugin/table_function.h>

#include <drizzled/identifier/schema.h>

extern const drizzled::CHARSET_INFO *default_charset_info;

static const char *function_exts[] = {

  NULL

};

class Function : public drizzled::plugin::StorageEngine

{

  drizzled::message::schema::shared_ptr information_message;

  drizzled::message::schema::shared_ptr data_dictionary_message;

public:

  Function(const std::string &name_arg);

  ~Function()

  { }

  drizzled::plugin::TableFunction *getTool(const char *name_arg);

  int doCreateTable(drizzled::Session&,

                    drizzled::Table&,

                    const drizzled::TableIdentifier &,

                    drizzled::message::Table&)

  {

    return EPERM;

  }

  int doDropTable(drizzled::Session&, const drizzled::TableIdentifier&)

  { 

    return EPERM; 

  }

  virtual drizzled::Cursor *create(drizzled::Table &table);

  const char **bas_ext() const 

  {

    return function_exts;

  }

  drizzled::plugin::TableFunction *getFunction(const std::string &path)

  {

    return drizzled::plugin::TableFunction::getFunction(path);

  }

  bool doCanCreateTable(const drizzled::TableIdentifier &identifier);

  int doGetTableDefinition(drizzled::Session &session,

                           const drizzled::TableIdentifier &identifier,

                           drizzled::message::Table &table_message);

  void doGetSchemaIdentifiers(drizzled::SchemaIdentifier::vector&);

  bool doDoesTableExist(drizzled::Session& session, const drizzled::TableIdentifier &identifier);

  bool doGetSchemaDefinition(const drizzled::SchemaIdentifier &schema, drizzled::message::schema::shared_ptr &schema_message);

  int doRenameTable(drizzled::Session&, const drizzled::TableIdentifier &, const drizzled::TableIdentifier &)

  {

    return EPERM;

  }

  void doGetTableIdentifiers(drizzled::CachedDirectory &directory,

                             const drizzled::SchemaIdentifier &schema_identifier,

                             drizzled::TableIdentifier::vector &set_of_identifiers);

};

#endif /* PLUGIN_FUNCTION_ENGINE_FUNCTION_H */