Drizzled Public API Documentation

memc_increment.h
00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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00003  *
00004  * Copyright (C) 2009, Patrick "CaptTofu" Galbraith, Padraig O'Sullivan
00005  * All rights reserved.
00006  *
00007  * Redistribution and use in source and binary forms, with or without
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00010  *   * Redistributions of source code must retain the above copyright notice,
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00015  *   * Neither the name of Patrick Galbraith nor the names of its contributors
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00019  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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00031 
00032 #pragma once
00033 
00034 #include <drizzled/function/str/strfunc.h>
00035 
00036 /* implements memc_increment */
00037 class MemcachedIncrement : public drizzled::Item_str_func
00038 {
00039 public:
00040   MemcachedIncrement()
00041     : 
00042       Item_str_func(),
00043       failure_buff("FAILURE", &drizzled::my_charset_bin)
00044   {}
00045 
00046   const char *func_name() const
00047   {
00048     return "memc_increment";
00049   }
00050 
00051   drizzled::String *val_str(drizzled::String *);
00052 
00053   void fix_length_and_dec()
00054   {
00055     max_length= 32;
00056   }
00057 
00058 private:
00059   drizzled::String failure_buff;
00060   drizzled::String buffer;
00061 };
00062