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 * Copyright (C) 2010 Jay Pipes <jaypipes@gmail.com> 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; version 2 of the License. 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 #pragma once 00022 00023 #include <cstddef> 00024 00025 namespace drizzled 00026 { 00027 00028 namespace plugin 00029 { 00030 class MonitoredInTransaction; 00031 class TransactionalStorageEngine; 00032 class XaResourceManager; 00033 } 00034 00050 class ResourceContext 00051 { 00052 public: 00053 ResourceContext() : 00054 monitored(NULL), 00055 xa_resource_manager(NULL), 00056 trx_storage_engine(NULL), 00057 modified_data(false) 00058 {} 00059 00061 void reset(); 00062 00067 void markModifiedData(); 00068 00073 bool hasModifiedData() const; 00074 00080 bool isStarted() const; 00081 00085 void coalesceWith(const ResourceContext *stmt_trx); 00086 00091 plugin::MonitoredInTransaction *getMonitored() const 00092 { 00093 return monitored; 00094 } 00095 00099 void setMonitored(plugin::MonitoredInTransaction *in_monitored) 00100 { 00101 monitored= in_monitored; 00102 } 00103 00108 plugin::TransactionalStorageEngine *getTransactionalStorageEngine() const 00109 { 00110 return trx_storage_engine; 00111 } 00112 00116 void setTransactionalStorageEngine(plugin::TransactionalStorageEngine *in_trx_storage_engine) 00117 { 00118 trx_storage_engine= in_trx_storage_engine; 00119 } 00120 00125 plugin::XaResourceManager *getXaResourceManager() const 00126 { 00127 return xa_resource_manager; 00128 } 00129 00133 void setXaResourceManager(plugin::XaResourceManager *in_xa_resource_manager) 00134 { 00135 xa_resource_manager= in_xa_resource_manager; 00136 } 00137 private: 00141 plugin::MonitoredInTransaction *monitored; 00145 plugin::XaResourceManager *xa_resource_manager; 00149 plugin::TransactionalStorageEngine *trx_storage_engine; 00154 bool modified_data; 00155 }; 00156 00157 } /* namespace drizzled */ 00158