Drizzled Public API Documentation

functions.h

00001 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2008 Sun Microsystems, Inc.
00005  *
00006  *  This program is free software; you can redistribute it and/or modify
00007  *  it under the terms of the GNU General Public License as published by
00008  *  the Free Software Foundation; version 2 of the License.
00009  *
00010  *  This program is distributed in the hope that it will be useful,
00011  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013  *  GNU General Public License for more details.
00014  *
00015  *  You should have received a copy of the GNU General Public License
00016  *  along with this program; if not, write to the Free Software
00017  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00018  */
00019 
00020 
00021 #pragma once
00022 
00023 #include <drizzled/function/bit.h>
00024 
00025 namespace drizzled
00026 {
00027 
00028 namespace function
00029 {
00030 
00031 namespace bit
00032 {
00033 
00034 class Or :public Bit
00035 {
00036 public:
00037   Or(Item *a, Item *b) :Bit(a, b) {}
00038   int64_t val_int();
00039   const char *func_name() const { return "|"; }
00040 };
00041 
00042 class And :public Bit
00043 {
00044 public:
00045   And(Item *a, Item *b) :Bit(a, b) {}
00046   int64_t val_int();
00047   const char *func_name() const { return "&"; }
00048 };
00049 
00050 class ShiftLeft :public Bit
00051 {
00052 public:
00053   ShiftLeft(Item *a, Item *b) :Bit(a, b) {}
00054   int64_t val_int();
00055   const char *func_name() const { return "<<"; }
00056 };
00057 
00058 class ShiftRight :public Bit
00059 {
00060 public:
00061   ShiftRight(Item *a, Item *b) :Bit(a, b) {}
00062   int64_t val_int();
00063   const char *func_name() const { return ">>"; }
00064 };
00065 
00066 class Neg :public Bit
00067 {
00068 public:
00069   Neg(Item *a) :Bit(a) {}
00070   int64_t val_int();
00071   const char *func_name() const { return "~"; }
00072 
00073   virtual inline void print(String *str)
00074   {
00075     Item_func::print(str);
00076   }
00077 };
00078 
00079 class Xor : public Bit
00080 {
00081 public:
00082   Xor(Item *a, Item *b) :Bit(a, b) {}
00083   int64_t val_int();
00084   const char *func_name() const { return "^"; }
00085 };
00086 
00087 
00088 } /* namespace bit */
00089 } /* namespace function */
00090 } /* namespace drizzled */
00091 
00092