123 lines
4.2 KiB
C++
123 lines
4.2 KiB
C++
/*
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Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef ABSTRACT_INTEGER_NUMBER_OPTION_INCLUDED
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#define ABSTRACT_INTEGER_NUMBER_OPTION_INCLUDED
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#include <string>
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#include "client/base/abstract_number_option.h"
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namespace Mysql {
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namespace Tools {
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namespace Base {
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namespace Options {
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/**
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Abstract option to handle integer number option values.
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*/
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template <typename T_type, typename T_value>
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class Abstract_integer_number_option
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: public Abstract_number_option<T_type, T_value> {
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public:
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/**
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Sets value for this option. If it is specified before handling commandline
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options then supplied value is used as default value of this option.
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*/
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T_type *set_value(T_value value);
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/**
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Sets required divisor of input value.
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*/
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T_type *set_value_step(T_value step);
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/**
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Sets minimum value boundary for option value. Smaller values passed as
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option value will be changed to this minimum value.
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Part of implementation of Abstract_number_option virtual method.
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*/
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virtual T_type *set_minimum_value(T_value minimum);
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/**
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Sets maximum value boundary for option value. Greater values passed as
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option value will be changed to this maximum value.
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Part of implementation of Abstract_number_option virtual method.
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*/
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virtual T_type *set_maximum_value(T_value maximum);
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protected:
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/**
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Constructs new number option.
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@param value Pointer to object to receive option value.
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@param var_type my_getopt internal option type.
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@param name Name of option. It is used in command line option name as
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--name.
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@param description Description of option to be printed in --help.
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*/
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Abstract_integer_number_option(T_value *value, ulong var_type,
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std::string name, std::string description);
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};
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template <typename T_type, typename T_value>
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Abstract_integer_number_option<T_type, T_value>::Abstract_integer_number_option(
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T_value *value, ulong var_type, std::string name, std::string description)
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: Abstract_number_option<T_type, T_value>(value, var_type, name,
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description, 0) {
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*value = 0;
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}
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template <typename T_type, typename T_value>
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T_type *Abstract_integer_number_option<T_type, T_value>::set_value(
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T_value value) {
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*(T_value *)this->m_option_structure.value = value;
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this->m_option_structure.def_value = (longlong)value;
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return (T_type *)this;
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}
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template <typename T_type, typename T_value>
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T_type *Abstract_integer_number_option<T_type, T_value>::set_value_step(
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T_value step) {
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this->m_option_structure.block_size = (long)step;
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return (T_type *)this;
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}
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template <typename T_type, typename T_value>
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T_type *Abstract_integer_number_option<T_type, T_value>::set_minimum_value(
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T_value minimum) {
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this->m_option_structure.min_value = (longlong)minimum;
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return (T_type *)this;
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}
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template <typename T_type, typename T_value>
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T_type *Abstract_integer_number_option<T_type, T_value>::set_maximum_value(
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T_value maximum) {
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this->m_option_structure.max_value = (ulonglong)maximum;
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return (T_type *)this;
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}
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} // namespace Options
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} // namespace Base
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} // namespace Tools
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} // namespace Mysql
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#endif
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