sese::Json Class Reference

JSON parser. More...

#include <Json.h>

Inheritance diagram for sese::Json:

Public Member Functions
	Json ()=delete
Public Member Functions inherited from sese::NotInstantiable
	NotInstantiable ()=delete
virtual	~NotInstantiable ()=default
	NotInstantiable (const NotInstantiable &)=delete
NotInstantiable &	operator= (const NotInstantiable &)=delete

Static Public Member Functions
static Value	parse (io::InputStream *input)
	Deserialize a JSON object from the stream.
static bool	streamify (io::OutputStream *out, Value &value)
	Serialize a JSON object to the stream.
static Value	simdParse (io::InputStream *input)
	Deserialize a JSON object from the stream using SIMD.

Private Types
using	Tokens = std::queue<std::string>
using	ParseStack = std::stack<Value *>
using	StreamifyStack = std::stack<std::pair<Value *, unsigned int>>
using	StreamifyIterStack = std::stack<std::map<std::string, std::shared_ptr<Value>>::iterator>

Static Private Member Functions
static Value	parse (Tokens &tokens)
static bool	parseObject (Tokens &tokens, ParseStack &stack)
static bool	parseArray (Tokens &tokens, ParseStack &stack)
static Value	parseBasic (const std::string &value)
static bool	streamifyObject (io::OutputStream *out, StreamifyStack &stack, StreamifyIterStack &map_iter_stack)
static bool	streamifyArray (io::OutputStream *out, StreamifyStack &stack, StreamifyIterStack &map_iter_stack)
static bool	streamifyBasic (io::OutputStream *out, const std::shared_ptr< Value > &value)
static bool	tokenizer (io::InputStream *input_stream, Tokens &tokens) noexcept
static Value	parse (const simdjson::dom::element &json)

Detailed Description

JSON parser.

Member Typedef Documentation

ParseStack

using sese::Json::ParseStack = std::stack<Value *>

private

StreamifyIterStack

using sese::Json::StreamifyIterStack = std::stack<std::map<std::string, std::shared_ptr<Value>>::iterator>

private

StreamifyStack

using sese::Json::StreamifyStack = std::stack<std::pair<Value *, unsigned int>>

private

Tokens

using sese::Json::Tokens = std::queue<std::string>

private

Constructor & Destructor Documentation

Json()

sese::Json::Json ( )

delete

Member Function Documentation

parse() [1/3]

sese::Value Json::parse ( const simdjson::dom::element & json )

staticprivate

References sese::Value::dict(), and sese::Value::list().

parse() [2/3]

Value Json::parse ( io::InputStream * input )

static

Deserialize a JSON object from the stream.

Parameters

input

The input stream

Returns

If parsing fails, Value::isNull will be true

References parse(), and tokenizer().

parse() [3/3]

Value Json::parse ( Tokens & tokens )

staticprivate

References sese::Value::dict(), sese::Value::list(), parseArray(), and parseObject().

Referenced by parse(), and simdParse().

parseArray()

bool Json::parseArray ( Tokens & tokens, ParseStack & stack )

staticprivate

References sese::Value::dict(), isKeyword(), sese::Value::list(), and parseBasic().

Referenced by parse().

parseBasic()

Value Json::parseBasic ( const std::string & value )

staticprivate

Referenced by parseArray(), and parseObject().

parseObject()

bool Json::parseObject ( Tokens & tokens, ParseStack & stack )

staticprivate

References sese::Value::dict(), isKeyword(), sese::Value::list(), and parseBasic().

Referenced by parse().

simdParse()

sese::Value Json::simdParse ( io::InputStream * input )

static

Deserialize a JSON object from the stream using SIMD.

Parameters

input

The input stream

Returns

If parsing fails, Value::isNull will be true

References sese::text::AbstractStringBuffer::append(), sese::text::AbstractStringBuffer::buf(), sese::text::AbstractStringBuffer::length(), parse(), read(), and sese::io::InputStream::read().

streamify()

bool Json::streamify ( io::OutputStream * out, Value & value )

static

Serialize a JSON object to the stream.

Parameters

out	The output stream
value	The JSON object

Returns

If serialization fails, false will be returned

References sese::Value::Dict::begin(), sese::Value::getDict(), sese::Value::isDict(), streamifyArray(), and streamifyObject().

streamifyArray()

bool Json::streamifyArray ( io::OutputStream * out, StreamifyStack & stack, StreamifyIterStack & map_iter_stack )

staticprivate

References CONST_WRITE, count(), and streamifyBasic().

Referenced by streamify().

streamifyBasic()

bool Json::streamifyBasic ( io::OutputStream * out, const std::shared_ptr< Value > & value )

staticprivate

References CONST_WRITE, and STRING_WRITE.

Referenced by streamifyArray(), and streamifyObject().

streamifyObject()

bool Json::streamifyObject ( io::OutputStream * out, StreamifyStack & stack, StreamifyIterStack & map_iter_stack )

staticprivate

References CONST_WRITE, count(), streamifyBasic(), and STRING_WRITE.

Referenced by streamify().

tokenizer()

bool Json::tokenizer ( io::InputStream * input_stream, Tokens & tokens )

staticprivatenoexcept

References sese::text::AbstractStringBuffer::append(), sese::text::AbstractStringBuffer::clear(), isKeyword(), sese::isSpace(), and sese::text::AbstractStringBuffer::toString().

Referenced by parse().

---

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

• sese/config/Json.h
• sese/config/Json.cpp
• sese/config/SimdJson.cpp