lexical_casts.cpp
Go to the documentation of this file.
1 /*********************************************************************
2  * Software License Agreement (BSD License)
3  *
4  * Copyright (c) 2018, isys vision, GmbH.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  * * Redistributions of source code must retain the above copyright
12  * notice, this list of conditions and the following disclaimer.
13  * * Redistributions in binary form must reproduce the above
14  * copyright notice, this list of conditions and the following
15  * disclaimer in the documentation and/or other materials provided
16  * with the distribution.
17  * * Neither the name of Willow Garage nor the names of its
18  * contributors may be used to endorse or promote products derived
19  * from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
25  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
29  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32  * POSSIBILITY OF SUCH DAMAGE.
33  *********************************************************************/
34 
35 /* Author: Simon Schmeisser */
36 
38 
39 #include <locale>
40 #include <sstream>
41 
42 namespace moveit
43 {
44 namespace core
45 {
46 template <class InType>
47 std::string toStringImpl(InType t)
48 {
49  // convert to string using no locale
50  std::ostringstream oss;
51  oss.imbue(std::locale::classic());
52  oss << t;
53  return oss.str();
54 }
55 
56 std::string toString(double d)
57 {
58  return toStringImpl(d);
59 }
60 
61 std::string toString(float f)
62 {
63  return toStringImpl(f);
64 }
65 
66 template <class OutType>
67 OutType toRealImpl(const std::string& s)
68 {
69  // convert from string using no locale
70  std::istringstream stream(s);
71  stream.imbue(std::locale::classic());
72  OutType result;
73  stream >> result;
74  if (stream.fail() || !stream.eof())
75  {
76  throw std::runtime_error("Failed converting string to real number");
77  }
78  return result;
79 }
80 
81 double toDouble(const std::string& s)
82 {
83  return toRealImpl<double>(s);
84 }
85 
86 float toFloat(const std::string& s)
87 {
88  return toRealImpl<float>(s);
89 }
90 }
91 }
double toDouble(const std::string &s)
Converts a std::string to double using the classic C locale.
OutType toRealImpl(const std::string &s)
std::string toStringImpl(InType t)
float toFloat(const std::string &s)
Converts a std::string to float using the classic C locale.
locale-agnostic conversion functions from floating point numbers to strings
std::string toString(double d)
Convert a double to std::string using the classic C locale.
Main namespace for MoveIt!


moveit_core
Author(s): Ioan Sucan , Sachin Chitta , Acorn Pooley
autogenerated on Wed Jul 10 2019 04:03:05