ug4
string_concat.h
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1 /*
2  * Copyright (c) 2013-2015: G-CSC, Goethe University Frankfurt
3  * Author: Martin Rupp
4  *
5  * This file is part of UG4.
6  *
7  * UG4 is free software: you can redistribute it and/or modify it under the
8  * terms of the GNU Lesser General Public License version 3 (as published by the
9  * Free Software Foundation) with the following additional attribution
10  * requirements (according to LGPL/GPL v3 §7):
11  *
12  * (1) The following notice must be displayed in the Appropriate Legal Notices
13  * of covered and combined works: "Based on UG4 (www.ug4.org/license)".
14  *
15  * (2) The following notice must be displayed at a prominent place in the
16  * terminal output of covered works: "Based on UG4 (www.ug4.org/license)".
17  *
18  * (3) The following bibliography is recommended for citation and must be
19  * preserved in all covered files:
20  * "Reiter, S., Vogel, A., Heppner, I., Rupp, M., and Wittum, G. A massively
21  * parallel geometric multigrid solver on hierarchically distributed grids.
22  * Computing and visualization in science 16, 4 (2013), 151-164"
23  * "Vogel, A., Reiter, S., Rupp, M., Nägel, A., and Wittum, G. UG4 -- a novel
24  * flexible software system for simulating pde based models on high performance
25  * computers. Computing and visualization in science 16, 4 (2013), 165-179"
26  *
27  * This program is distributed in the hope that it will be useful,
28  * but WITHOUT ANY WARRANTY; without even the implied warranty of
29  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30  * GNU Lesser General Public License for more details.
31  */
32 
33 #ifndef STRING_CONCAT_H_
34 #define STRING_CONCAT_H_
35 #include <string>
36 #include "string_util.h"
37 
38 namespace ug{
39 template<typename T>
40 inline std::string operator << (std::string a, T t)
41 {
42  return a + ug::ToString(t);
43 }
44 
45 template<>
46 inline std::string operator << (std::string a, const char *s)
47 {
48  return a + s;
49 }
50 
51 template<>
52 inline std::string operator << (std::string a, std::string b)
53 {
54  return a + b;
55 }
56 
57 }
58 
59 #endif /* STRING_CONCAT_H_ */
parameterString s
std::ostream & operator<<(std::ostream &outStream, const ug::MathMatrix< 2, 2 > &m)
Definition: math_matrix.cpp:38
std::string ToString(const T &t)
Convert a object supporting 'std::cout << obj' to a string.
Definition: string_util.h:362
the ug namespace