Drizzled Public API Documentation

session_usage_logger.cc
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  *
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; either version 2 of the License, or
00009  *  (at your option) any later version.
00010  *
00011  *  This program is distributed in the hope that it will be useful,
00012  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  *  GNU General Public License for more details.
00015  *
00016  *  You should have received a copy of the GNU General Public License
00017  *  along with this program; if not, write to the Free Software
00018  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00019  */
00020 
00021 #include <config.h>
00022 
00023 #include <plugin/performance_dictionary/dictionary.h>
00024 
00025 #include <drizzled/session.h>
00026 
00027 #include <sys/resource.h>
00028 
00029 using namespace drizzled;
00030 using namespace std;
00031 
00032 namespace performance_dictionary {
00033 
00034 bool SessionUsageLogger::pre(Session *session)
00035 {
00036   session->setUsage(true);
00037 
00038   return false;
00039 }
00040 
00041 bool SessionUsageLogger::post(Session *session)
00042 {
00043   QueryUsage *usage_cache= static_cast<QueryUsage *>(session->getProperty("query_usage"));
00044 
00045   if (not usage_cache)
00046   {
00047     usage_cache= new QueryUsage;
00048     session->setProperty("query_usage", usage_cache);
00049   }
00050 
00051   usage_cache->push(session->getQueryString(), session->getUsage());
00052 
00053   return false;
00054 }
00055 
00056 } /* namespace performance_dictionary */