mbed.org implementation of the abstract SmartREST library for the Cumulocity Platform SmartREST protocol.
Dependents: MbedSmartRestMain MbedSmartRestMain
ParsedValue.cpp
00001 /* 00002 * ParsedValue.cpp 00003 * 00004 * Created on: Nov 1, 2013 00005 * * Authors: Vincent Wochnik <v.wochnik@gmail.com> 00006 * 00007 * Copyright (c) 2013 Cumulocity GmbH 00008 * 00009 * Permission is hereby granted, free of charge, to any person obtaining 00010 * a copy of this software and associated documentation files (the 00011 * "Software"), to deal in the Software without restriction, including 00012 * without limitation the rights to use, copy, modify, merge, publish, 00013 * distribute, sublicense, and/or sell copies of the Software, and to 00014 * permit persons to whom the Software is furnished to do so, subject to 00015 * the following conditions: 00016 * 00017 * The above copyright notice and this permission notice shall be 00018 * included in all copies or substantial portions of the Software. 00019 * 00020 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00021 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00022 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00023 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 00024 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 00025 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 00026 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00027 */ 00028 00029 #include "ParsedValue.h" 00030 #include <stdlib.h> 00031 #include <string.h> 00032 #include <ctype.h> 00033 #include <errno.h> 00034 00035 00036 /*-------------------------------------------------------------------------*/ 00037 ParsedValue::ParsedValue(const char *str, bool copy) : 00038 _value(str, copy), 00039 _float(0.0), 00040 _integer(0l) 00041 { 00042 if (_value.valueType() != VALUE_NULL) 00043 { 00044 _type = VALUE_CHARACTER; 00045 extractValue(); 00046 } 00047 else 00048 { 00049 _type = VALUE_NULL; 00050 } 00051 } 00052 /*-------------------------------------------------------------------------*/ 00053 uint8_t ParsedValue::valueType() const 00054 { 00055 return _type; 00056 } 00057 /*-------------------------------------------------------------------------*/ 00058 long ParsedValue::integerValue() const 00059 { 00060 return _integer; 00061 } 00062 /*-------------------------------------------------------------------------*/ 00063 double ParsedValue::floatValue() const 00064 { 00065 return _float; 00066 } 00067 /*-------------------------------------------------------------------------*/ 00068 const char * ParsedValue::characterValue() const 00069 { 00070 if (_type != VALUE_CHARACTER) 00071 return NULL; 00072 return _value.characterValue(); 00073 } 00074 /*-------------------------------------------------------------------------*/ 00075 size_t ParsedValue::write(AbstractDataSink& sink) const 00076 { 00077 return _value.write(sink); 00078 } 00079 /*-------------------------------------------------------------------------*/ 00080 size_t ParsedValue::length() const 00081 { 00082 return _value.length(); 00083 } 00084 /*-------------------------------------------------------------------------*/ 00085 Value* ParsedValue::copy() const 00086 { 00087 return new ParsedValue(_value.characterValue(), true); 00088 } 00089 /*-------------------------------------------------------------------------*/ 00090 void ParsedValue::extractValue() 00091 { 00092 const char *str; char *ptr; 00093 00094 str = _value.characterValue(); 00095 if ((*str == '\0') || (isspace(*str))) 00096 return; 00097 00098 errno = 0; 00099 if ((((_integer = strtol(str, &ptr, 10)) != 0) || (errno == 0)) && 00100 (*ptr == '\0')) { 00101 _type = VALUE_INTEGER; 00102 return; 00103 } 00104 00105 errno = 0; 00106 if ((((_float = strtod(str, &ptr)) != 0.0) || (errno == 0)) && 00107 (*ptr == '\0')) { 00108 _type = VALUE_FLOAT; 00109 return; 00110 } 00111 } 00112 /*-------------------------------------------------------------------------*/
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