~drizzle-trunk/drizzle/development

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

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

 *

 * Copyright (C) 2009, Patrick "CaptTofu" Galbraith, Padraig O'Sullivan

 * 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.

 *   * Neither the name of Patrick Galbraith nor the names of its contributors

 *     may be used to endorse or promote products derived from this software

 *     without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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.

 *

 *

 */

#pragma once

#include <string>

#include <drizzled/function/str/strfunc.h>

#include <drizzled/item/func.h>

#include <drizzled/charset.h>

/* implements memc_servers_set */

class MemcachedServersSet : public drizzled::Item_int_func

{

private:

  drizzled::String failure_buff;

  drizzled::String value;

public:

  MemcachedServersSet()

    :

      Item_int_func(),

      failure_buff("FAILURE", &drizzled::my_charset_bin)

  {}

  ~MemcachedServersSet() {}

  const char *func_name() const

  {

    return "memc_servers_set";

  }

  int64_t val_int();

  void fix_length_and_dec()

  {

    max_length= 32;

    args[0]->collation.set(

      drizzled::get_charset_by_csname(args[0]->collation.collation->csname,

                                      MY_CS_BINSORT),

                                      drizzled::DERIVATION_COERCIBLE);

  }

  bool check_argument_count(int n)

  {

    return (n == 1);

  }

};