Libosmium  2.16.0
Fast and flexible C++ library for working with OpenStreetMap data
object_comparisons.hpp
Go to the documentation of this file.
1 #ifndef OSMIUM_OSM_OBJECT_COMPARISONS_HPP
2 #define OSMIUM_OSM_OBJECT_COMPARISONS_HPP
3 
4 /*
5 
6 This file is part of Osmium (https://osmcode.org/libosmium).
7 
8 Copyright 2013-2021 Jochen Topf <jochen@topf.org> and others (see README).
9 
10 Boost Software License - Version 1.0 - August 17th, 2003
11 
12 Permission is hereby granted, free of charge, to any person or organization
13 obtaining a copy of the software and accompanying documentation covered by
14 this license (the "Software") to use, reproduce, display, distribute,
15 execute, and transmit the Software, and to prepare derivative works of the
16 Software, and to permit third-parties to whom the Software is furnished to
17 do so, all subject to the following:
18 
19 The copyright notices in the Software and this entire statement, including
20 the above license grant, this restriction and the following disclaimer,
21 must be included in all copies of the Software, in whole or in part, and
22 all derivative works of the Software, unless such copies or derivative
23 works are solely in the form of machine-executable object code generated by
24 a source language processor.
25 
26 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
27 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
28 FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
29 SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
30 FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
31 ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
32 DEALINGS IN THE SOFTWARE.
33 
34 */
35 
36 #include <osmium/osm/object.hpp>
37 #include <osmium/osm/timestamp.hpp>
38 #include <osmium/util/misc.hpp>
39 
40 #include <cassert>
41 #include <cstdlib>
42 #include <tuple>
43 
44 namespace osmium {
45 
51 
52  bool operator()(const osmium::OSMObject& lhs, const osmium::OSMObject& rhs) const noexcept {
53  return lhs == rhs;
54  }
55 
57  bool operator()(const osmium::OSMObject* lhs, const osmium::OSMObject* rhs) const noexcept {
58  assert(lhs && rhs);
59  return *lhs == *rhs;
60  }
61 
62  }; // struct object_equal_type_id_version
63 
69 
70  bool operator()(const osmium::OSMObject& lhs, const osmium::OSMObject& rhs) const noexcept {
71  return lhs.type() == rhs.type() &&
72  lhs.id() == rhs.id();
73  }
74 
76  bool operator()(const osmium::OSMObject* lhs, const osmium::OSMObject* rhs) const noexcept {
77  assert(lhs && rhs);
78  return operator()(*lhs, *rhs);
79  }
80 
81  }; // struct object_equal_type_id
82 
87  struct id_order {
88 
89  bool operator()(const object_id_type lhs, const object_id_type rhs) const noexcept {
90  return const_tie(lhs > 0, std::abs(lhs)) <
91  const_tie(rhs > 0, std::abs(rhs));
92  }
93 
94  }; // struct id_order
95 
101 
102  bool operator()(const osmium::OSMObject& lhs, const osmium::OSMObject& rhs) const noexcept {
103  return lhs < rhs;
104  }
105 
107  bool operator()(const osmium::OSMObject* lhs, const osmium::OSMObject* rhs) const noexcept {
108  assert(lhs && rhs);
109  return *lhs < *rhs;
110  }
111 
112  }; // struct object_order_type_id_version
113 
121 
122  bool operator()(const osmium::OSMObject& lhs, const osmium::OSMObject& rhs) const noexcept {
123  return const_tie(lhs.type(), lhs.id() > 0, lhs.positive_id(), lhs.version()) <
124  const_tie(rhs.type(), rhs.id() > 0, rhs.positive_id(), rhs.version());
125  }
126 
128  bool operator()(const osmium::OSMObject* lhs, const osmium::OSMObject* rhs) const noexcept {
129  assert(lhs && rhs);
130  return operator()(*lhs, *rhs);
131  }
132 
133  }; // struct object_order_type_id_version_without_timestamp
134 
144 
145  bool operator()(const osmium::OSMObject& lhs, const osmium::OSMObject& rhs) const noexcept {
146  return const_tie(lhs.type(), lhs.id() > 0, lhs.positive_id(), rhs.version(),
147  ((lhs.timestamp().valid() && rhs.timestamp().valid()) ? rhs.timestamp() : osmium::Timestamp())) <
148  const_tie(rhs.type(), rhs.id() > 0, rhs.positive_id(), lhs.version(),
149  ((lhs.timestamp().valid() && rhs.timestamp().valid()) ? lhs.timestamp() : osmium::Timestamp()));
150  }
151 
153  bool operator()(const osmium::OSMObject* lhs, const osmium::OSMObject* rhs) const noexcept {
154  assert(lhs && rhs);
155  return operator()(*lhs, *rhs);
156  }
157 
158  }; // struct object_order_type_id_reverse_version
159 
160 } // namespace osmium
161 
162 #endif // OSMIUM_OSM_OBJECT_COMPARISONS_HPP
Definition: object.hpp:64
Definition: timestamp.hpp:147
Namespace for everything in the Osmium library.
Definition: assembler.hpp:53
int64_t object_id_type
Type for OSM object (node, way, or relation) IDs.
Definition: types.hpp:45
std::tuple< const Ts &... > const_tie(const Ts &... args) noexcept
Definition: misc.hpp:52
Definition: object_comparisons.hpp:87
bool operator()(const object_id_type lhs, const object_id_type rhs) const noexcept
Definition: object_comparisons.hpp:89
Definition: object_comparisons.hpp:50
bool operator()(const osmium::OSMObject *lhs, const osmium::OSMObject *rhs) const noexcept
Definition: object_comparisons.hpp:57
bool operator()(const osmium::OSMObject &lhs, const osmium::OSMObject &rhs) const noexcept
Definition: object_comparisons.hpp:52
Definition: object_comparisons.hpp:68
bool operator()(const osmium::OSMObject &lhs, const osmium::OSMObject &rhs) const noexcept
Definition: object_comparisons.hpp:70
bool operator()(const osmium::OSMObject *lhs, const osmium::OSMObject *rhs) const noexcept
Definition: object_comparisons.hpp:76
Definition: object_comparisons.hpp:143
bool operator()(const osmium::OSMObject &lhs, const osmium::OSMObject &rhs) const noexcept
Definition: object_comparisons.hpp:145
bool operator()(const osmium::OSMObject *lhs, const osmium::OSMObject *rhs) const noexcept
Definition: object_comparisons.hpp:153
Definition: object_comparisons.hpp:120
bool operator()(const osmium::OSMObject *lhs, const osmium::OSMObject *rhs) const noexcept
Definition: object_comparisons.hpp:128
bool operator()(const osmium::OSMObject &lhs, const osmium::OSMObject &rhs) const noexcept
Definition: object_comparisons.hpp:122
Definition: object_comparisons.hpp:100
bool operator()(const osmium::OSMObject &lhs, const osmium::OSMObject &rhs) const noexcept
Definition: object_comparisons.hpp:102
bool operator()(const osmium::OSMObject *lhs, const osmium::OSMObject *rhs) const noexcept
Definition: object_comparisons.hpp:107