Reader Class Reference

JSON reader based on events. More...

#include <reader.hpp>

Inheritance diagram for Reader:

Collaboration diagram for Reader:

Public Member Functions
	Reader ()=delete
	Reader (const Reader &reader)=delete
	Reader (Reader &&reader)=delete
	Reader (std::istream &is, const anch::json::MappingOptions &options)
virtual	~Reader ()
void	parse () noexcept
anch::events::Observable< JSONItem > &	itemObs ()
anch::events::Observable< std::streamsize > &	sizeObs ()
anch::events::Observable< anch::json::MappingError > &	errorObs ()
Public Member Functions inherited from anch::events::Observable< anch::json::JSONItem >
	Observable ()
virtual	~Observable ()
bool	addObserver (anch::events::Observer< anch::json::JSONItem > &observer)
void	removeObserver (anch::events::Observer< anch::json::JSONItem > &observer)
void	notifyObservers (const anch::json::JSONItem &event, const std::map< std::string, std::string > &headers={})
Public Member Functions inherited from anch::events::Observable< std::streamsize >
	Observable ()
virtual	~Observable ()
bool	addObserver (anch::events::Observer< std::streamsize > &observer)
void	removeObserver (anch::events::Observer< std::streamsize > &observer)
void	notifyObservers (const std::streamsize &event, const std::map< std::string, std::string > &headers={})
Public Member Functions inherited from anch::events::Observable< anch::json::MappingError >
	Observable ()
virtual	~Observable ()
bool	addObserver (anch::events::Observer< anch::json::MappingError > &observer)
void	removeObserver (anch::events::Observer< anch::json::MappingError > &observer)
void	notifyObservers (const anch::json::MappingError &event, const std::map< std::string, std::string > &headers={})

Protected Member Functions
virtual std::streamsize	refillBuffer ()

Detailed Description

JSON reader based on events.

Context is used to store mapping options and deserialization buffers.
On found JSON elements, observers will be notified with anch::json::JSONItem .
On parsing error, observers will be notified with anch::json::MappingError .

Author

Vincent Lachenal

Since

0.1

Constructor & Destructor Documentation

Reader() [1/4]

anch::json::Reader::Reader ( )

delete

Forbids Reader default constructor

Reader() [2/4]

anch::json::Reader::Reader ( const Reader & reader )

delete

Forbids Reader copy constructor

Parameters

reader

the reader not to copy

Reader() [3/4]

anch::json::Reader::Reader ( Reader && reader )

delete

Forbids Reader move constructor

Parameters

reader

the reader not to move

Reader() [4/4]

anch::json::Reader::Reader	(	std::istream &	is,
		const anch::json::MappingOptions &	options )

Reader constructor

Parameters

is	the input stream to read
options	the mapping options to use

Exceptions

anch::json::MappingError

fail to read input stream

~Reader()

virtual anch::json::Reader::~Reader ( )

virtual

Reader destructor
Delete buffers

Member Function Documentation

errorObs()

anch::events::Observable< anch::json::MappingError > & anch::json::Reader::errorObs

(

)

Observalble anch::json::MappingError cast utility method

Returns

this as observable anch::json::MappingError

itemObs()

anch::events::Observable< JSONItem > & anch::json::Reader::itemObs

(

)

Observalble JSONItem cast utility method

Returns

this as observable JSONItem

parse()

void anch::json::Reader::parse ( )

noexcept

Parse input stream
Parsing error while be propagate through anch::json::MappingError 's observers

refillBuffer()

virtual std::streamsize anch::json::Reader::refillBuffer ( )

protectedvirtual

Refill buffer from input stream.
Notify observers with number of read characters.

Returns

the number of read characters

Reimplemented from anch::json::ReaderContext.

sizeObs()

anch::events::Observable< std::streamsize > & anch::json::Reader::sizeObs

(

)

Observalble streamsize cast utility method

Returns

this as observable streamsize

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The documentation for this class was generated from the following file:

• anch-json/inc/json/reader.hpp