1 /* 2 * Copyright (c) 2015, 2021, Oracle and/or its affiliates. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License, version 2.0, 6 * as published by the Free Software Foundation. 7 * 8 * This program is also distributed with certain software (including 9 * but not limited to OpenSSL) that is licensed under separate terms, 10 * as designated in a particular file or component or in included license 11 * documentation. The authors of MySQL hereby grant you an additional 12 * permission to link the program and your derivative works with the 13 * separately licensed software that they have included with MySQL. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License, version 2.0, for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 23 * 02110-1301 USA 24 */ 25 26 #ifndef _XPL_CRUD_CMD_HANDLER_H_ 27 #define _XPL_CRUD_CMD_HANDLER_H_ 28 29 #include "ngs/error_code.h" 30 #include "ngs/protocol_fwd.h" 31 #include "query_string_builder.h" 32 #include "sql_data_context.h" 33 #include "xpl_session_status_variables.h" 34 35 36 namespace xpl 37 { 38 class Session; 39 40 class Crud_command_handler 41 { 42 public: Crud_command_handler()43 Crud_command_handler() : m_qb(1024) {} 44 45 ngs::Error_code execute_crud_insert(Session &session, 46 const Mysqlx::Crud::Insert &msg); 47 ngs::Error_code execute_crud_update(Session &session, 48 const Mysqlx::Crud::Update &msg); 49 ngs::Error_code execute_crud_find(Session &session, 50 const Mysqlx::Crud::Find &msg); 51 ngs::Error_code execute_crud_delete(Session &session, 52 const Mysqlx::Crud::Delete &msg); 53 54 ngs::Error_code execute_create_view(Session &session, 55 const Mysqlx::Crud::CreateView &msg); 56 ngs::Error_code execute_modify_view(Session &session, 57 const Mysqlx::Crud::ModifyView &msg); 58 ngs::Error_code execute_drop_view(Session &session, 59 const Mysqlx::Crud::DropView &msg); 60 61 private: 62 typedef Common_status_variables::Variable 63 Common_status_variables::*Status_variable; 64 65 template <typename B, typename M> 66 ngs::Error_code execute(Session &session, const B &builder, const M &msg, 67 Status_variable variable, 68 bool (ngs::Protocol_encoder::*send_ok)()); 69 70 template <typename M> error_handling(const ngs::Error_code & error,const M &)71 ngs::Error_code error_handling(const ngs::Error_code &error, 72 const M & /*msg*/) const 73 { 74 return error; 75 } 76 77 template <typename M> 78 void notice_handling(Session &session, 79 const Sql_data_context::Result_info &info, 80 const M &msg) const; 81 82 void notice_handling_common(Session &session, 83 const Sql_data_context::Result_info &info) const; 84 85 template <typename M> 86 ngs::Error_code sql_execute(Session &session, 87 Sql_data_context::Result_info &info) const; 88 89 Query_string_builder m_qb; 90 }; 91 92 } // namespace xpl 93 94 #endif // _XPL_CRUD_CMD_HANDLER_H_ 95