KPN IoT / senml

The KPN SenML library helps you create and parse senml documents in both json and cbor format. The library can be used for sending sensor data and receiving actuator commands.

Fork of kpn_senml by KPN IoT

senml_json_parser.h

Committer:
kpniot
Date:
2018-05-27
Revision:
2:9b44be6e79ac
Parent:
0:a9259748d982

File content as of revision 2:9b44be6e79ac:

/*  _  __  ____    _   _ 
 * | |/ / |  _ \  | \ | |
 * | ' /  | |_) | |  \| |
 * | . \  |  __/  | |\  |
 * |_|\_\ |_|     |_| \_|
 * 
 * (c) 2018 KPN
 * License: MIT License.
 * Author: Jan Bogaerts
 * 
 * parse json header
 */

#ifndef SENMLSenMLJsonListener
#define SENMLSenMLJsonListener

#include "senml_JsonListener.h"
#include <senml_base_parser.h>

/**
 * Internal helper class for parsing json data.
 */
class SenMLJsonListener: public JsonListener, SenMLBaseParser {

  public:
    SenMLJsonListener(SenMLPack* root): JsonListener(), SenMLBaseParser(root) {};


    virtual void key(String key);
    virtual void value(String value);
    //virtual void endObject(){};

    //the following need to be implemented cause they are abstract in the base class.
    //virtual void startDocument(){};
    //virtual void endArray(){};
    //virtual void endDocument(){};
    //virtual void startArray(){};
    //virtual void startObject(){};



  private:
    int expected;               //name of key who's value is expected next
    double baseValue;           //if the current pack defined a base value, add it to all values that we find

    void setValue(const void* value, int length, SenMLDataType dataType);
};

#endif // SENMLSenMLJsonListener