00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*- 00002 * vim:expandtab:shiftwidth=2:tabstop=2:smarttab: 00003 * 00004 * Copyright (C) 2010 Brian Aker 00005 * Copyright (C) 2010 Sun Microsystems, Inc. 00006 * 00007 * This program is free software; you can redistribute it and/or modify 00008 * it under the terms of the GNU General Public License as published by 00009 * the Free Software Foundation; either version 2 of the License, or 00010 * (at your option) any later version. 00011 * 00012 * This program is distributed in the hope that it will be useful, 00013 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 * GNU General Public License for more details. 00016 * 00017 * You should have received a copy of the GNU General Public License 00018 * along with this program; if not, write to the Free Software 00019 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00020 */ 00021 00022 #pragma once 00023 00024 namespace drizzled { 00025 namespace table { 00026 00027 class UnusedTables { 00028 Concurrent *tables; /* Used by mysql_test */ 00029 00030 Concurrent *getTable() const 00031 { 00032 return tables; 00033 } 00034 00035 Concurrent *setTable(Table *arg) 00036 { 00037 return tables= static_cast<Concurrent *>(arg); 00038 } 00039 00040 public: 00041 00042 void cull(); 00043 00044 void cullByVersion(); 00045 00046 void link(Concurrent *table); 00047 00048 void unlink(Concurrent *table); 00049 00050 /* move table first in unused links */ 00051 00052 void relink(Concurrent *table); 00053 00054 void clear(); 00055 00056 UnusedTables(): 00057 tables(NULL) 00058 { } 00059 00060 ~UnusedTables() 00061 { 00062 } 00063 }; 00064 00065 UnusedTables &getUnused(void); 00066 00067 00068 } /* namepsace table */ 00069 } /* namepsace drizzled */ 00070