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 #pragma once 00021 00022 #include <vector> 00023 00024 namespace drizzled 00025 { 00026 class ResourceContext; 00027 00028 class TransactionContext 00029 { 00030 public: 00031 TransactionContext() : 00032 no_2pc(false), 00033 resource_contexts(), 00034 modified_non_trans_data(false) 00035 {} 00036 00037 void reset() { no_2pc= false; modified_non_trans_data= false; resource_contexts.clear();} 00038 00039 typedef std::vector<ResourceContext *> ResourceContexts; 00040 00041 void setResourceContexts(ResourceContexts &new_contexts) 00042 { 00043 resource_contexts.assign(new_contexts.begin(), new_contexts.end()); 00044 } 00045 00046 ResourceContexts &getResourceContexts() 00047 { 00048 return resource_contexts; 00049 } 00051 void registerResource(ResourceContext *resource) 00052 { 00053 resource_contexts.push_back(resource); 00054 } 00055 00060 void markModifiedNonTransData() 00061 { 00062 modified_non_trans_data= true; 00063 } 00064 00069 bool hasModifiedNonTransData() const 00070 { 00071 return modified_non_trans_data; 00072 } 00073 00074 /* true is not all entries in the resource contexts support 2pc */ 00075 bool no_2pc; 00076 private: 00078 ResourceContexts resource_contexts; 00080 bool modified_non_trans_data; 00081 }; 00082 00083 } /* namespace drizzled */ 00084