168 lines
3.1 KiB
C++
168 lines
3.1 KiB
C++
/*
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* This file is a part of morm
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2021, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef headerfile_morm_ft
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#define headerfile_morm_ft
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namespace morm
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{
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/*
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* field types
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*/
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class FT
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{
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public:
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enum FieldType
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{
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default_type = 0,
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primary_key = 1,
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foreign_key = 2,
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foreign_key_in_child = 4,
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no_insertable = 8,
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no_updatable = 16,
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no_fetchable = 32, /* not supported yet */
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no_removable = 64,
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raw_field_name = 128,
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dont_use_utf8 = 256,
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hexadecimal = 512,
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binary = 1024,
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};
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/*
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* type can be a superposition from FieldType values
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*/
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int type;
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FT()
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{
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type = 0;
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}
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FT(const FT & field_type)
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{
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type = field_type.type;
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}
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FT(FieldType type)
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{
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this->type = static_cast<int>(type);
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}
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FT(int type)
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{
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this->type = type;
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}
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FT & operator=(const FT & field_type)
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{
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type = field_type.type;
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return *this;
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}
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bool is_flag_set(int flag_mask) const
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{
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return (type & flag_mask) != 0;
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}
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bool is_primary_key() const
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{
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return is_flag_set(primary_key);
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}
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bool is_foreign_key() const
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{
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return is_flag_set(foreign_key);
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}
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bool is_foreign_key_in_child() const
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{
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return is_flag_set(foreign_key_in_child);
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}
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bool is_insertable() const
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{
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return !is_flag_set(no_insertable);
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}
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bool is_updatable() const
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{
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return !is_flag_set(no_updatable);
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}
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bool is_fetchable() const
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{
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return !is_flag_set(no_fetchable);
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}
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bool is_removable() const
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{
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return !is_flag_set(no_removable);
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}
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bool is_raw_field_name() const
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{
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return is_flag_set(raw_field_name);
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}
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bool use_utf8() const
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{
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return !is_flag_set(dont_use_utf8);
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}
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bool is_hexadecimal() const
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{
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return is_flag_set(hexadecimal);
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}
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bool is_binary() const
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{
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return is_flag_set(binary);
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}
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};
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}
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#endif
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