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container_serialization.hh
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1 //------------------------------------------------------------------------------
2 // This file is part of the OpenStructure project <www.openstructure.org>
3 //
4 // Copyright (C) 2008-2020 by the OpenStructure authors
5 //
6 // This library is free software; you can redistribute it and/or modify it under
7 // the terms of the GNU Lesser General Public License as published by the Free
8 // Software Foundation; either version 3.0 of the License, or (at your option)
9 // any later version.
10 // This library is distributed in the hope that it will be useful, but WITHOUT
11 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 // FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
13 // details.
14 //
15 // You should have received a copy of the GNU Lesser General Public License
16 // along with this library; if not, write to the Free Software Foundation, Inc.,
17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 //------------------------------------------------------------------------------
19 #ifndef OST_CONTAINER_SERIALIZATION_HH
20 #define OST_CONTAINER_SERIALIZATION_HH
21 /*
22  Author: Marco Biasini
23  */
24 #include <ost/stdint.hh>
25 #include <vector>
26 #include <map>
27 
28 #include <boost/type_traits/is_pod.hpp>
29 namespace ost { namespace io {
30 
31 template <typename T>
32 void Serialize(BinaryDataSink& sink, const std::vector<T>& value) {
33  sink << uint32_t(value.size());
34  if (boost::is_pod<T>::value) {
35  sink.Stream().write(reinterpret_cast<const char*>(&value.front()),
36  sizeof(T)*value.size());
37  } else {
38  typename std::vector<T>::const_iterator i=value.begin();
39  for (; i!=value.end(); ++i) {
40  sink << *i;
41  }
42  }
43 }
44 
45 template <typename T>
46 void Serialize(BinaryDataSource& source, std::vector<T>& value) {
47  uint32_t vector_size;
48  source >> vector_size;
49  value.resize(vector_size);
50  if (boost::is_pod<T>::value) {
51  source.Stream().read(reinterpret_cast<char*>(&value.front()),
52  sizeof(T)*vector_size);
53  } else {
54  typename std::vector<T>::iterator i=value.begin();
55  for (; i!=value.end(); ++i) {
56  source >> *i;
57  }
58  }
59 }
60 
61 template <typename K, typename V>
62 void Serialize(BinaryDataSink& sink, const std::map<K, V>& value) {
63  sink << uint32_t(value.size());
64  typename std::map<K, V>::const_iterator i=value.begin();
65  for (; i!=value.end(); ++i) {
66  sink << i->first;
67  sink << i->second;
68  }
69 }
70 
71 template <typename K, typename V>
72 void Serialize(BinaryDataSource& source, std::map<K, V>& value) {
73  uint32_t vector_size;
74  source >> vector_size;
75  for (uint32_t i=0; i<vector_size; ++i) {
76  K k;
77  source >> k;
78  std::pair<typename std::map<K, V>::iterator, bool> p;
79  p=value.insert(std::make_pair(k, V()));
80  source >> p.first->second;
81  }
82 }
83 
84 }}
85 
86 #endif
unsigned int uint32_t
Definition: stdint_msc.hh:80
void Serialize(BinaryDataSink &sink, const T &value)