Xinlei Cao / MbedSmartRest

Own fork of MbedSmartRest

Dependents:   MbedSmartRestMain MbedSmartRestMain

Fork of MbedSmartRest by Cumulocity Official

ParsedValue.h@0:099f76422485, 2014-07-03 (annotated)

Committer:
Cumulocity
Date:
Thu Jul 03 20:38:04 2014 +0200
Revision:
0:099f76422485
Child:
5:2b74510900da
Updated from revision 0413a0179eb6

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Cumulocity 0:099f76422485 1 /*
Cumulocity 0:099f76422485 2 * ParsedValue.h
Cumulocity 0:099f76422485 3 *
Cumulocity 0:099f76422485 4 * Created on: Nov 1, 2013
Cumulocity 0:099f76422485 5 * * Authors: Vincent Wochnik <v.wochnik@gmail.com>
Cumulocity 0:099f76422485 6 *
Cumulocity 0:099f76422485 7 * Copyright (c) 2013 Cumulocity GmbH
Cumulocity 0:099f76422485 8 *
Cumulocity 0:099f76422485 9 * Permission is hereby granted, free of charge, to any person obtaining
Cumulocity 0:099f76422485 10 * a copy of this software and associated documentation files (the
Cumulocity 0:099f76422485 11 * "Software"), to deal in the Software without restriction, including
Cumulocity 0:099f76422485 12 * without limitation the rights to use, copy, modify, merge, publish,
Cumulocity 0:099f76422485 13 * distribute, sublicense, and/or sell copies of the Software, and to
Cumulocity 0:099f76422485 14 * permit persons to whom the Software is furnished to do so, subject to
Cumulocity 0:099f76422485 15 * the following conditions:
Cumulocity 0:099f76422485 16 *
Cumulocity 0:099f76422485 17 * The above copyright notice and this permission notice shall be
Cumulocity 0:099f76422485 18 * included in all copies or substantial portions of the Software.
Cumulocity 0:099f76422485 19 *
Cumulocity 0:099f76422485 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
Cumulocity 0:099f76422485 21 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
Cumulocity 0:099f76422485 22 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Cumulocity 0:099f76422485 23 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
Cumulocity 0:099f76422485 24 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
Cumulocity 0:099f76422485 25 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
Cumulocity 0:099f76422485 26 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Cumulocity 0:099f76422485 27 */
Cumulocity 0:099f76422485 28
Cumulocity 0:099f76422485 29 #ifndef PARSEDVALUE_H
Cumulocity 0:099f76422485 30 #define PARSEDVALUE_H
Cumulocity 0:099f76422485 31
Cumulocity 0:099f76422485 32 #include "config.h"
Cumulocity 0:099f76422485 33 #include "Value.h"
Cumulocity 0:099f76422485 34 #include "CharValue.h"
Cumulocity 0:099f76422485 35
Cumulocity 0:099f76422485 36 #ifndef SMARTREST_PARSED_FIXED_SIZE
Cumulocity 0:099f76422485 37 #define SMARTREST_PARSED_FIXED_SIZE 16
Cumulocity 0:099f76422485 38 #endif
Cumulocity 0:099f76422485 39
Cumulocity 0:099f76422485 40 /**
Cumulocity 0:099f76422485 41 * Provides access to a parsed value by implementing the value interface.
Cumulocity 0:099f76422485 42 *
Cumulocity 0:099f76422485 43 * Example:
Cumulocity 0:099f76422485 44 * @code
Cumulocity 0:099f76422485 45 * // given a filled parsed record
Cumulocity 0:099f76422485 46 * ParsedRecord record;
Cumulocity 0:099f76422485 47 *
Cumulocity 0:099f76422485 48 * // get first value
Cumulocity 0:099f76422485 49 * const Value& val = record.value(0);
Cumulocity 0:099f76422485 50 * switch (val.valueType()) {
Cumulocity 0:099f76422485 51 * case VALUE_NULL:
Cumulocity 0:099f76422485 52 * printf("Null value.\n");
Cumulocity 0:099f76422485 53 * break;
Cumulocity 0:099f76422485 54 * case VALUE_CHARACTER:
Cumulocity 0:099f76422485 55 * printf("Character value: %s\n", val.characterValue());
Cumulocity 0:099f76422485 56 * break;
Cumulocity 0:099f76422485 57 * case VALUE_INTEGER:
Cumulocity 0:099f76422485 58 * printf("Integer value: %d\n", val.integerValue());
Cumulocity 0:099f76422485 59 * break;
Cumulocity 0:099f76422485 60 * case VALUE_FLOAT:
Cumulocity 0:099f76422485 61 * printf("Float value: %lf\n", val.floatValue());
Cumulocity 0:099f76422485 62 * break;
Cumulocity 0:099f76422485 63 * }
Cumulocity 0:099f76422485 64 * @encode
Cumulocity 0:099f76422485 65 */
Cumulocity 0:099f76422485 66 class ParsedValue : public Value
Cumulocity 0:099f76422485 67 {
Cumulocity 0:099f76422485 68 public:
Cumulocity 0:099f76422485 69 ParsedValue(const char*, bool=false);
Cumulocity 0:099f76422485 70
Cumulocity 0:099f76422485 71 uint8_t valueType() const;
Cumulocity 0:099f76422485 72 long integerValue() const;
Cumulocity 0:099f76422485 73 double floatValue() const;
Cumulocity 0:099f76422485 74 const char * characterValue() const;
Cumulocity 0:099f76422485 75
Cumulocity 0:099f76422485 76 size_t write(AbstractDataSink&) const;
Cumulocity 0:099f76422485 77 size_t length() const;
Cumulocity 0:099f76422485 78 Value* copy() const;
Cumulocity 0:099f76422485 79
Cumulocity 0:099f76422485 80 private:
Cumulocity 0:099f76422485 81 void extractValue();
Cumulocity 0:099f76422485 82
Cumulocity 0:099f76422485 83 private:
Cumulocity 0:099f76422485 84 CharValue _value;
Cumulocity 0:099f76422485 85 uint8_t _type;
Cumulocity 0:099f76422485 86 double _float;
Cumulocity 0:099f76422485 87 uint8_t _digits;
Cumulocity 0:099f76422485 88 bool _zflag;
Cumulocity 0:099f76422485 89 long _integer;
Cumulocity 0:099f76422485 90 };
Cumulocity 0:099f76422485 91
Cumulocity 0:099f76422485 92 #endif