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cache.h
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/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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*
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* Copyright (C) 2010 Brian Aker
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* Copyright (C) 2010 Sun Microsystems, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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#include <boost/thread/mutex.hpp>
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#include <boost/unordered_map.hpp>
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#include <drizzled/identifier.h>
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namespace
drizzled {
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namespace
table {
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typedef
boost::unordered_multimap<identifier::Table::Key, Concurrent*> CacheMap;
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typedef
std::pair<CacheMap::const_iterator, CacheMap::const_iterator> CacheRange;
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class
Cache
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{
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public
:
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static
CacheMap& getCache()
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{
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return
cache;
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}
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static
void
rehash(
size_t
arg)
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{
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cache.rehash(arg);
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}
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static
boost::mutex& mutex()
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{
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return
_mutex;
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}
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static
bool
areTablesUsed(
Table
*,
bool
wait_for_name_lock);
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static
void
removeSchema(
const
identifier::Schema
&);
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static
bool
removeTable(
Session
&,
const
identifier::Table
&, uint32_t flags);
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static
void
release(
table::instance::Shared
*);
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static
void
insert(
table::Concurrent
*);
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private
:
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static
CacheMap cache;
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static
boost::mutex _mutex;
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};
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CacheMap& getCache();
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void
remove_table(
table::Concurrent
*);
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}
/* namepsace table */
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}
/* namepsace drizzled */
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drizzled::identifier::Table
Definition:
table.h:59
drizzled::table::Cache
Definition:
cache.h:34
drizzled::Table
Definition:
table.h:43
drizzled::Session
Definition:
session.h:81
drizzled::table::Concurrent
Definition:
concurrent.h:29
drizzled::identifier::Schema
Definition:
schema.h:42
drizzled::table::instance::Shared
Definition:
shared.h:35
drizzled
table
cache.h
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