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 27 #ifndef _NGS_CAPABILITIE_READONLY_H_ 28 #define _NGS_CAPABILITIE_READONLY_H_ 29 30 31 #include "ngs/capabilities/handler.h" 32 #include "ngs/mysqlx/setter_any.h" 33 34 35 namespace ngs 36 { 37 38 39 class Capability_readonly_value : public Capability_handler 40 { 41 public: 42 template<typename ValueType> Capability_readonly_value(const std::string & cap_name,const ValueType & value)43 Capability_readonly_value(const std::string &cap_name, const ValueType& value) 44 : m_name(cap_name) 45 { 46 Setter_any::set_scalar(m_value, value); 47 } 48 name()49 virtual const std::string name() const { return m_name; } is_supported()50 virtual bool is_supported() const { return true; } 51 get(::Mysqlx::Datatypes::Any & any)52 virtual void get(::Mysqlx::Datatypes::Any &any) {any.CopyFrom(m_value); } set(const::Mysqlx::Datatypes::Any & any)53 virtual bool set(const ::Mysqlx::Datatypes::Any &any) { return false; }; 54 commit()55 virtual void commit() {} 56 57 private: 58 const std::string m_name; 59 ::Mysqlx::Datatypes::Any m_value; 60 }; 61 62 63 } // namespace ngs 64 65 66 #endif // _NGS_CAPABILITIE_READONLY_H_ 67