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SerializeSTL.h
Go to the documentation of this file.
1
12 #ifndef GAUDIKERNEL_SERIALIZESTL_H_
13 #define GAUDIKERNEL_SERIALIZESTL_H_
14
15 #include "GaudiKernel/HashMap.h"
16 #include "GaudiKernel/Map.h"
17 #include <array>
18 #include <list>
19 #include <map>
20 #include <ostream>
21 #include <utility>
22 #include <vector>
23
24 #include "GaudiKernel/SerializeSTLFwd.h"
25
26 namespace GaudiUtils
27 {
28 namespace details
29 {
30
31 struct IdentityOutputter {
32 template <typename T>
33 std::ostream& operator()( std::ostream& os, T&& t ) const
34 {
35 return os << std::forward<T>( t );
36 }
37 };
38
39 template <typename Stream, typename Iterator, typename Separator, typename OutputElement = IdentityOutputter>
40 Stream& ostream_joiner( Stream& os, Iterator first, Iterator last, Separator sep,
41 OutputElement output = OutputElement{} )
42 {
43 if ( first != last ) {
44 output( os, *first );
45 ++first;
46 }
47 for ( ; first != last; ++first ) {
48 output( os << sep, *first );
49 }
50 return os;
51 }
52
53 template <typename Stream, typename Container, typename Separator, typename OutputElement = IdentityOutputter>
54 Stream& ostream_joiner( Stream& os, const Container& c, Separator sep, OutputElement output = OutputElement{} )
55 {
56 return ostream_joiner( os, std::begin( c ), std::end( c ), sep, output );
57 }
58 }
59
61 template <class T, class ALLOC>
62 inline std::ostream& operator<<( std::ostream& s, const std::vector<T, ALLOC>& v )
63 {
64 return details::ostream_joiner( s << '[', v, ", " ) << ']';
65 }
66
68 template <class T, std::size_t N>
69 inline std::ostream& operator<<( std::ostream& s, const std::array<T, N>& v )
70 {
71 return details::ostream_joiner( s << '[', v, ", " ) << ']';
72 }
73
75 template <class T, class ALLOC>
76 inline std::ostream& operator<<( std::ostream& s, const std::list<T, ALLOC>& l )
77 {
78 return details::ostream_joiner( s << '[', l, ", " ) << ']';
79 }
80
82 template <class T1, class T2>
83 inline std::ostream& operator<<( std::ostream& s, const std::pair<T1, T2>& p )
84 {
85 return s << '(' << p.first << ", " << p.second << ')';
86 }
87
89 template <class T1, class T2, class COMP, class ALLOC>
90 inline std::ostream& operator<<( std::ostream& s, const std::map<T1, T2, COMP, ALLOC>& m )
91 {
92 return details::ostream_joiner( s << "{", m, ", ",
93 []( std::ostream& os, const std::pair<const T1, T2>& p ) -> std::ostream& {
94 return os << p.first << ": " << p.second;
95 } )
96 << "}";
97 }
98
100 template <class K, class T, class M>
101 inline std::ostream& operator<<( std::ostream& s, const GaudiUtils::Map<K, T, M>& m )
102 {
103 // Serialize the internal map.
104 return s << static_cast<const M&>( m );
105 }
106
110 template <class K, class T, class H, class M>
111 inline std::ostream& operator<<( std::ostream& s, const GaudiUtils::HashMap<K, T, H, M>& m )
112 {
113 // Copy the hash map into a map to have it ordered by key.
114 return s << GaudiUtils::Map<K, T>( m.begin(), m.end() );
115 }
116
117 } // namespace GaudiUtils
118
119 #endif /*GAUDIKERNEL_SERIALIZESTL_H_*/
gaudirun.c
c
Definition: gaudirun.py:407
gaudirun.output
output
Definition: gaudirun.py:404
std::end
T end(T...args)
Map.h
HashMap.h
Gaudi::Units::m
constexpr double m
Definition: SystemOfUnits.h:94
GaudiUtils::details::ostream_joiner
Stream & ostream_joiner(Stream &os, Iterator first, Iterator last, Separator sep, OutputElement output=OutputElement{})
Definition: SerializeSTL.h:40
gaudirun.l
dictionary l
Definition: gaudirun.py:440
std::pair
GaudiUtils::details::IdentityOutputter
Definition: SerializeSTL.h:31
Iterator
boost::spirit::classic::position_iterator2< ForwardIterator > Iterator
Definition: Iterator.h:18
std::begin
T begin(T...args)
GaudiUtils
Forward declarations for the functions in SerializeSTL.h.
Definition: GaudiHistoID.h:140
gaudirun.s
string s
Definition: gaudirun.py:253
SerializeSTLFwd.h
std::ostream
STL class.
GaudiUtils::details::IdentityOutputter::operator()
std::ostream & operator()(std::ostream &os, T &&t) const
Definition: SerializeSTL.h:33