00001 // 00002 // StringTokenizer.cpp 00003 // 00004 // $Id: //poco/1.3/Foundation/src/StringTokenizer.cpp#2 $ 00005 // 00006 // Library: Foundation 00007 // Package: Core 00008 // Module: StringTokenizer 00009 // 00010 // Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH. 00011 // and Contributors. 00012 // 00013 // Permission is hereby granted, free of charge, to any person or organization 00014 // obtaining a copy of the software and accompanying documentation covered by 00015 // this license (the "Software") to use, reproduce, display, distribute, 00016 // execute, and transmit the Software, and to prepare derivative works of the 00017 // Software, and to permit third-parties to whom the Software is furnished to 00018 // do so, all subject to the following: 00019 // 00020 // The copyright notices in the Software and this entire statement, including 00021 // the above license grant, this restriction and the following disclaimer, 00022 // must be included in all copies of the Software, in whole or in part, and 00023 // all derivative works of the Software, unless such copies or derivative 00024 // works are solely in the form of machine-executable object code generated by 00025 // a source language processor. 00026 // 00027 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 00028 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 00029 // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT 00030 // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE 00031 // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, 00032 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 00033 // DEALINGS IN THE SOFTWARE. 00034 // 00035 00036 00037 #include "Poco/StringTokenizer.h" 00038 #include <cctype> 00039 00040 00041 namespace Poco { 00042 00043 00044 StringTokenizer::StringTokenizer(const std::string& str, const std::string& separators, int options) 00045 { 00046 std::string::const_iterator it1 = str.begin(); 00047 std::string::const_iterator it2; 00048 std::string::const_iterator it3; 00049 std::string::const_iterator end = str.end(); 00050 00051 while (it1 != end) 00052 { 00053 if (options & TOK_TRIM) 00054 { 00055 while (it1 != end && std::isspace(*it1)) ++it1; 00056 } 00057 it2 = it1; 00058 while (it2 != end && separators.find(*it2) == std::string::npos) ++it2; 00059 it3 = it2; 00060 if (it3 != it1 && (options & TOK_TRIM)) 00061 { 00062 --it3; 00063 while (it3 != it1 && std::isspace(*it3)) --it3; 00064 if (!std::isspace(*it3)) ++it3; 00065 } 00066 if (options & TOK_IGNORE_EMPTY) 00067 { 00068 if (it3 != it1) 00069 _tokens.push_back(std::string(it1, it3)); 00070 } 00071 else 00072 { 00073 _tokens.push_back(std::string(it1, it3)); 00074 } 00075 it1 = it2; 00076 if (it1 != end) ++it1; 00077 } 00078 } 00079 00080 00081 StringTokenizer::~StringTokenizer() 00082 { 00083 } 00084 00085 00086 } // namespace Poco