1 /* Copyright (c) 2015, 2021, Oracle and/or its affiliates. 2 3 This program is free software; you can redistribute it and/or modify 4 it under the terms of the GNU General Public License, version 2.0, 5 as published by the Free Software Foundation. 6 7 This program is also distributed with certain software (including 8 but not limited to OpenSSL) that is licensed under separate terms, 9 as designated in a particular file or component or in included license 10 documentation. The authors of MySQL hereby grant you an additional 11 permission to link the program and your derivative works with the 12 separately licensed software that they have included with MySQL. 13 14 This program is distributed in the hope that it will be useful, 15 but WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 GNU General Public License, version 2.0, for more details. 18 19 You should have received a copy of the GNU General Public License 20 along with this program; if not, write to the Free Software 21 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ 22 23 #ifndef GCS_XCOM_VIEW_IDENTIFIER_INCLUDED 24 #define GCS_XCOM_VIEW_IDENTIFIER_INCLUDED 25 26 #include "gcs_view_identifier.h" 27 #include "gcs_types.h" 28 29 #include <string> 30 #include <stdint.h> 31 32 class Gcs_xcom_view_identifier: public Gcs_view_identifier 33 { 34 public: 35 explicit Gcs_xcom_view_identifier(uint64_t fixed_part_arg, 36 int monotonic_part_arg); 37 38 virtual ~Gcs_xcom_view_identifier(); 39 40 get_fixed_part()41 uint64_t get_fixed_part() const 42 { 43 return fixed_part; 44 } 45 46 get_monotonic_part()47 int get_monotonic_part() const 48 { 49 return monotonic_part; 50 } 51 52 53 void increment_by_one(); 54 55 56 virtual const std::string &get_representation() const; 57 58 59 Gcs_view_identifier *clone() const; 60 61 private: 62 void init(uint64_t fixed_part_arg, int monotonic_part_arg); 63 64 uint64_t fixed_part; 65 int monotonic_part; 66 std::string representation; 67 }; 68 69 #endif /* GCS_XCOM_VIEW_IDENTIFIER_INCLUDED */ 70