Own fork of MbedSmartRest
Dependents: MbedSmartRestMain MbedSmartRestMain
Fork of MbedSmartRest by
NullValue.h@26:9c36af176d91, 2015-08-10 (annotated)
- Committer:
- xinlei
- Date:
- Mon Aug 10 10:39:53 2015 +0000
- Revision:
- 26:9c36af176d91
- Parent:
- 19:81dfc04ce0bb
removed traffic accounting
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Cumulocity | 0:099f76422485 | 1 | /* |
Cumulocity | 0:099f76422485 | 2 | * NullValue.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 NULLVALUE_H |
Cumulocity | 0:099f76422485 | 30 | #define NULLVALUE_H |
Cumulocity | 0:099f76422485 | 31 | |
Cumulocity | 0:099f76422485 | 32 | #include "config.h" |
Cumulocity | 0:099f76422485 | 33 | #include "Value.h" |
Cumulocity | 0:099f76422485 | 34 | |
Cumulocity | 0:099f76422485 | 35 | /** |
Cumulocity | 0:099f76422485 | 36 | * Represents a null value. |
Cumulocity | 0:099f76422485 | 37 | * |
Cumulocity | 0:099f76422485 | 38 | * Example: |
Cumulocity | 0:099f76422485 | 39 | * @code |
Cumulocity | 0:099f76422485 | 40 | * // You may use: |
Cumulocity | 0:099f76422485 | 41 | * NullValue nullv; |
Cumulocity | 0:099f76422485 | 42 | * // You should use whenever possible: |
Cumulocity | 0:099f76422485 | 43 | * aNullValue; |
Cumulocity | 0:099f76422485 | 44 | * @encode |
Cumulocity | 0:099f76422485 | 45 | */ |
Cumulocity | 0:099f76422485 | 46 | class NullValue : public Value |
Cumulocity | 0:099f76422485 | 47 | { |
Cumulocity | 11:e1bee9a77652 | 48 | public: |
Cumulocity | 11:e1bee9a77652 | 49 | NullValue(); |
Cumulocity | 0:099f76422485 | 50 | |
xinlei | 19:81dfc04ce0bb | 51 | virtual uint8_t valueType() const; |
xinlei | 19:81dfc04ce0bb | 52 | virtual long integerValue() const; |
xinlei | 19:81dfc04ce0bb | 53 | virtual double floatValue() const; |
xinlei | 19:81dfc04ce0bb | 54 | virtual const char * characterValue() const; |
Cumulocity | 0:099f76422485 | 55 | |
xinlei | 19:81dfc04ce0bb | 56 | virtual size_t write(AbstractDataSink&) const; |
xinlei | 19:81dfc04ce0bb | 57 | virtual size_t length() const; |
xinlei | 19:81dfc04ce0bb | 58 | virtual Value* copy() const; |
Cumulocity | 0:099f76422485 | 59 | }; |
Cumulocity | 0:099f76422485 | 60 | |
Cumulocity | 0:099f76422485 | 61 | extern NullValue aNullValue; |
Cumulocity | 0:099f76422485 | 62 | |
Cumulocity | 0:099f76422485 | 63 | #endif |