string_tools.h
Go to the documentation of this file.
00001 // HOG-Man - Hierarchical Optimization for Pose Graphs on Manifolds
00002 // Copyright (C) 2010 G. Grisetti, R. K├╝mmerle, C. Stachniss
00003 // 
00004 // HOG-Man is free software: you can redistribute it and/or modify
00005 // it under the terms of the GNU Lesser General Public License as published
00006 // by the Free Software Foundation, either version 3 of the License, or
00007 // (at your option) any later version.
00008 // 
00009 // HOG-Man is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU Lesser General Public License for more details.
00013 // 
00014 // You should have received a copy of the GNU Lesser General Public License
00015 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
00016 
00017 #ifndef STRING_TOOLS_H
00018 #define STRING_TOOLS_H
00019 
00020 #include <string>
00021 #include <sstream>
00022 #include <cstdlib>
00023 #include <vector>
00024 #include "runtime_error.h"
00025 
00027 // @{
00028 
00036 std::string trim(const std::string& s);
00037 
00041 std::string trimLeft(const std::string& s);
00042 
00046 std::string trimRight(const std::string& s);
00047 
00051 std::string strToLower(const std::string& s);
00052 
00056 std::string strToUpper(const std::string& s);
00057 
00062 template <typename OutputIterator>
00063 OutputIterator readInts(const char* str, OutputIterator out)
00064 {
00065   char* cl  = (char*)str;
00066   char* cle = cl;
00067   while (1) {
00068     int id = strtol(cl, &cle, 10);
00069     if (cl == cle)
00070       break;
00071     *out++ = id;
00072     cl = cle;
00073   }
00074   return out;
00075 }
00076 
00081 template <typename OutputIterator>
00082 OutputIterator readFloats(const char* str, OutputIterator out)
00083 {
00084   char* cl  = (char*)str;
00085   char* cle = cl;
00086   while (1) {
00087     double val = strtod(cl, &cle);
00088     if (cl == cle)
00089       break;
00090     *out++ = val;
00091     cl = cle;
00092   }
00093   return out;
00094 }
00095 
00100 std::string formatString(const char* fmt, ...) __attribute__ ((format (printf, 1, 2)));
00101 
00105 int strPrintf(std::string& str, const char* fmt, ...) __attribute__ ((format (printf, 2, 3)));
00106 
00110 template<typename T>
00111 void convertString(const std::string& s, T& x, bool failIfLeftoverChars = true)
00112 {
00113   std::istringstream i(s);
00114   char c;
00115   if (!(i >> x) || (failIfLeftoverChars && i.get(c)))
00116     throw RuntimeError("%s: Unable to convert %s", __PRETTY_FUNCTION__, s.c_str());
00117 }
00118 
00123 template<typename T>
00124 T stringToType(const std::string& s, bool failIfLeftoverChars = true)
00125 {
00126   T x;
00127   convertString(s, x, failIfLeftoverChars);
00128   return x;
00129 }
00130 
00134 bool strStartsWith(const std::string & str, const std::string& substr);
00135 
00139 bool strEndsWith(const std::string & str, const std::string& substr);
00140 
00145 std::string strExpandFilename(const std::string& filename);
00146 
00150 std::vector<std::string> strSplit(const std::string& s, const std::string& delim);
00151 
00152 // @}
00153 
00154 #endif
00155 
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Defines


hogman_minimal
Author(s): Maintained by Juergen Sturm
autogenerated on Wed Dec 26 2012 15:36:49