QxOrm 1.4.9
C++ Object Relational Mapping library
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QxSerializeQDataStream_std_unordered_map.h
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4** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
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31
32#ifndef _QX_SERIALIZE_QDATASTREAM_STD_UNORDERED_MAP_H_
33#define _QX_SERIALIZE_QDATASTREAM_STD_UNORDERED_MAP_H_
34
35#ifdef _MSC_VER
36#pragma once
37#endif
38
46#include <QtCore/qdatastream.h>
47
48#include <unordered_map>
49
50template <typename Key, typename Value>
51QDataStream & operator<< (QDataStream & stream, const std::unordered_map<Key, Value> & t)
52{
53 typedef typename std::unordered_map<Key, Value>::const_iterator type_itr;
54 quint64 uiSize = static_cast<quint64>(t.size());
55 stream << uiSize;
56
57 for (type_itr itr = t.begin(); itr != t.end(); ++itr)
58 {
59 stream << itr->first;
60 stream << itr->second;
61 }
62
63 return stream;
64}
65
66template <typename Key, typename Value>
67QDataStream & operator>> (QDataStream & stream, std::unordered_map<Key, Value> & t)
68{
69 quint64 uiSize = 0;
70 stream >> uiSize;
71 t.clear();
72 t.reserve(static_cast<typename std::unordered_map<Key, Value>::size_type>(uiSize));
73
74 for (quint64 i = 0; i < uiSize; ++i)
75 {
76 Key key; stream >> key;
77 Value value; stream >> value;
78 t.insert(std::make_pair(key, value));
79 }
80
81 return stream;
82}
83
84template <typename Key, typename Value>
85QDataStream & operator<< (QDataStream & stream, const std::unordered_multimap<Key, Value> & t)
86{
87 typedef typename std::unordered_multimap<Key, Value>::const_iterator type_itr;
88 quint64 uiSize = static_cast<quint64>(t.size());
89 stream << uiSize;
90
91 for (type_itr itr = t.begin(); itr != t.end(); ++itr)
92 {
93 stream << itr->first;
94 stream << itr->second;
95 }
96
97 return stream;
98}
99
100template <typename Key, typename Value>
101QDataStream & operator>> (QDataStream & stream, std::unordered_multimap<Key, Value> & t)
102{
103 quint64 uiSize = 0;
104 stream >> uiSize;
105 t.clear();
106 t.reserve(static_cast<typename std::unordered_multimap<Key, Value>::size_type>(uiSize));
107
108 for (quint64 i = 0; i < uiSize; ++i)
109 {
110 Key key; stream >> key;
111 Value value; stream >> value;
112 t.insert(std::make_pair(key, value));
113 }
114
115 return stream;
116}
117
118#endif // _QX_SERIALIZE_QDATASTREAM_STD_UNORDERED_MAP_H_
QDataStream & operator<<(QDataStream &stream, const std::unordered_map< Key, Value > &t)
QDataStream & operator>>(QDataStream &stream, std::unordered_map< Key, Value > &t)