Json::Path Class Reference

Experimental and untested: represents a "path" to access a node. More...

#include <value.h>

Public Member Functions
Value &	make (Value &root) const
	Creates the "path" to access the specified node and returns a reference on the node. More...
	Path (const std::string &path, const PathArgument &a1=PathArgument(), const PathArgument &a2=PathArgument(), const PathArgument &a3=PathArgument(), const PathArgument &a4=PathArgument(), const PathArgument &a5=PathArgument())
const Value &	resolve (const Value &root) const
Value	resolve (const Value &root, const Value &defaultValue) const

Private Types
typedef std::vector< PathArgument >	Args
typedef std::vector< const PathArgument * >	InArgs

Private Member Functions
void	addPathInArg (const std::string &path, const InArgs &in, InArgs::const_iterator &itInArg, PathArgument::Kind kind)
void	invalidPath (const std::string &path, int location)
void	makePath (const std::string &path, const InArgs &in)

Private Attributes
Args	args_

Detailed Description

Experimental and untested: represents a "path" to access a node.

Syntax:

• "." => root node
• ".[n]" => elements at index 'n' of root node (an array value)
• ".name" => member named 'name' of root node (an object value)
• ".name1.name2.name3"
• ".[0][1][2].name1[3]"
• ".%" => member name is provided as parameter
• ".[%]" => index is provied as parameter

Definition at line 438 of file value.h.

Member Typedef Documentation

Args

typedef std::vector<PathArgument> Json::Path::Args

private

Definition at line 454 of file value.h.

InArgs

typedef std::vector<const PathArgument *> Json::Path::InArgs

private

Definition at line 453 of file value.h.

Constructor & Destructor Documentation

Path()

Json::Path::Path	(	const std::string &	path,
		const PathArgument &	a1 = PathArgument(),
		const PathArgument &	a2 = PathArgument(),
		const PathArgument &	a3 = PathArgument(),
		const PathArgument &	a4 = PathArgument(),
		const PathArgument &	a5 = PathArgument()
	)

Member Function Documentation

addPathInArg()

void Json::Path::addPathInArg ( const std::string &  path, const InArgs &  in, InArgs::const_iterator &  itInArg, PathArgument::Kind  kind  )

private

invalidPath()

void Json::Path::invalidPath ( const std::string &  path, int  location  )

private

make()

Value& Json::Path::make

(

Value &

root

)

const

Creates the "path" to access the specified node and returns a reference on the node.

makePath()

void Json::Path::makePath ( const std::string &  path, const InArgs &  in  )

private

resolve() [1/2]

const Value& Json::Path::resolve

(

const Value &

root

)

const

Referenced by Config.Process::prune().

resolve() [2/2]

Value Json::Path::resolve	(	const Value &	root,
		const Value &	defaultValue
	)		const

Referenced by Config.Process::prune().

Member Data Documentation

args_

Args Json::Path::args_

private

Definition at line 463 of file value.h.

Referenced by batchmanager.BatchManager::ParseOptions().