1 /* 2 * Copyright (C) 2018 Codership Oy <info@codership.com> 3 * 4 * This file is part of wsrep-lib. 5 * 6 * Wsrep-lib is free software: you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation, either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * Wsrep-lib is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with wsrep-lib. If not, see <https://www.gnu.org/licenses/>. 18 */ 19 20 #ifndef WSREP_DB_CLIENT_SERVICE_HPP 21 #define WSREP_DB_CLIENT_SERVICE_HPP 22 23 #include "wsrep/client_service.hpp" 24 #include "wsrep/transaction.hpp" 25 26 namespace db 27 { 28 class client; 29 class client_state; 30 31 class client_service : public wsrep::client_service 32 { 33 public: 34 client_service(db::client& client); 35 interrupted(wsrep::unique_lock<wsrep::mutex> &) const36 bool interrupted(wsrep::unique_lock<wsrep::mutex>&) 37 const override 38 { return false; } reset_globals()39 void reset_globals() override { } store_globals()40 void store_globals() override { } prepare_data_for_replication()41 int prepare_data_for_replication() override 42 { 43 return 0; 44 } cleanup_transaction()45 void cleanup_transaction() override { } bytes_generated() const46 size_t bytes_generated() const override 47 { 48 return 0; 49 } statement_allowed_for_streaming() const50 bool statement_allowed_for_streaming() const override 51 { 52 return true; 53 } prepare_fragment_for_replication(wsrep::mutable_buffer &,size_t & position)54 int prepare_fragment_for_replication(wsrep::mutable_buffer&, 55 size_t& position) override 56 { 57 position = 0; 58 return 0; 59 } remove_fragments()60 int remove_fragments() override { return 0; } 61 int bf_rollback() override; will_replay()62 void will_replay() override { } signal_replayed()63 void signal_replayed() override { } wait_for_replayers(wsrep::unique_lock<wsrep::mutex> &)64 void wait_for_replayers(wsrep::unique_lock<wsrep::mutex>&) override { } 65 enum wsrep::provider::status replay() 66 override; 67 replay_unordered()68 enum wsrep::provider::status replay_unordered() override 69 { 70 return wsrep::provider::success; 71 } 72 emergency_shutdown()73 void emergency_shutdown() override { ::abort(); } 74 commit_by_xid()75 enum wsrep::provider::status commit_by_xid() override 76 { 77 return wsrep::provider::success; 78 } 79 is_explicit_xa()80 bool is_explicit_xa() override 81 { 82 return false; 83 } 84 is_xa_rollback()85 bool is_xa_rollback() override 86 { 87 return false; 88 } 89 debug_sync(const char *)90 void debug_sync(const char*) override { } debug_crash(const char *)91 void debug_crash(const char*) override { } 92 private: 93 db::client& client_; 94 wsrep::client_state& client_state_; 95 }; 96 } 97 98 #endif // WSREP_DB_CLIENT_SERVICE_HPP 99