Classes
class	Array_datatype
	an Array_datatype is a Datatype that represents an array: i.e storage of multiple elements of the same type continuously in memory. More...

class	Callbacks

class	Config_error

class	Context

class	Context_proxy

class	Data_descriptor

class	Datatype
	A Datatype is a Datatype_template that accepts no argument. More...

class	Datatype_template

class	Error

class	Expression

class	Impl_error

class	Logger
	Wrapper for spdlog::logger with additional pattern getter method. More...

struct	Paraconf_wrapper
	Automatically installs a paraconf error-handler that ignores errors and uninstalls it on destruction. More...

class	Plugin
	The class PDI plugins should implement. More...

class	Plugin_error

class	Pointer_datatype

class	Record_datatype
	A Record_datatype is a Datatype that represents a fixed number of elements of potentially different types layed out in a specific way in memory. More...

class	Ref_any
	A dynamically typed reference to data with automatic memory management and read/write locking semantic. More...

class	Reference_base
	A common base for all references, whatever their access privileges. More...

class	Right_error

class	Scalar_datatype

class	State_error

class	System_error

class	Type_error

class	Unavailable_error

class	Value_error

Typedefs
using	Attributes_map = std::unordered_map< std::string, Expression >

typedef std::unique_ptr< Datatype_template >	Datatype_template_uptr

typedef std::unique_ptr< Datatype >	Datatype_uptr

typedef Ref_any< false, false >	Ref

typedef Ref_any< true, false >	Ref_r

typedef Ref_any< false, true >	Ref_w

typedef Ref_any< true, true >	Ref_rw

Enumerations
enum	Scalar_kind : uint8_t { Scalar_kind::UNKNOWN, Scalar_kind::SIGNED, Scalar_kind::UNSIGNED, Scalar_kind::FLOAT }
	Different possible interpretations for a scalar. More...

Functions
int	len (PC_tree_t tree)
	Returns the length of a node. More...

int	len (PC_tree_t tree, int dflt)
	Returns the length of a node. More...

long	to_long (PC_tree_t tree)
	Returns the int value of a scalar node. More...

long	to_long (PC_tree_t tree, long dflt)
	Returns the int value of a scalar node. More...

double	to_double (PC_tree_t tree)
	Returns the floating point value of a scalar node. More...

double	to_double (PC_tree_t tree, double dflt)
	Returns the floating point value of a scalar node. More...

std::string	to_string (PC_tree_t tree)
	Returns the string content of a scalar node. More...

std::string	to_string (PC_tree_t tree, const std::string &dflt)
	Returns the string content of a scalar node. More...

bool	to_bool (PC_tree_t tree)
	Returns the boolean value of a scalar node. More...

bool	to_bool (PC_tree_t tree, bool dflt)
	Returns the boolean value of a scalar node. More...

bool	is_list (PC_tree_t tree)
	Checks if the tree is a list. More...

bool	is_map (PC_tree_t tree)
	Checks if the tree is a map. More...

bool	is_scalar (PC_tree_t tree)
	Checks if the tree is a scalar. More...

void	each (PC_tree_t tree, std::function< void(PC_tree_t)> operation)
	Iterates and apply the provided function to all elements of a PC list. More...

void	opt_each (PC_tree_t tree, std::function< void(PC_tree_t)> operation)
	Iterates and apply the provided function to all elements of a PC list or directly to the provided element if it is not a list. More...

void	each (PC_tree_t tree, std::function< void(PC_tree_t, PC_tree_t)> operation)
	Iterates and apply the provided function to all elements of a PC mapping. More...

void	each_in_omap (PC_tree_t tree, std::function< void(PC_tree_t, PC_tree_t)> operation)
	Iterates and apply the provided function to all elements of a PC ordered mapping. More...

unsigned long	plugin_api_version (unsigned long expected_version=0)
	Checks compatibility with a plugin API. More...

Variables
const Scalar_datatype	UNDEF_TYPE = {Scalar_kind::UNKNOWN, 0}

Typedef Documentation

◆ Attributes_map

using PDI::Attributes_map = typedef std::unordered_map<std::string, Expression>

◆ Datatype_template_uptr

typedef std::unique_ptr<Datatype_template> PDI::Datatype_template_uptr

◆ Datatype_uptr

typedef std::unique_ptr<Datatype> PDI::Datatype_uptr

◆ Ref

typedef Ref_any<false, false> PDI::Ref

◆ Ref_r

typedef Ref_any<true, false> PDI::Ref_r

◆ Ref_w

typedef Ref_any<false, true> PDI::Ref_w

◆ Ref_rw

typedef Ref_any<true, true> PDI::Ref_rw

Enumeration Type Documentation

◆ Scalar_kind

enum PDI::Scalar_kind : uint8_t

strong

Different possible interpretations for a scalar.

Enumerator
UNKNOWN
SIGNED
UNSIGNED
FLOAT

Function Documentation

◆ len() [1/2]

int PDI::len ( PC_tree_t tree )

Returns the length of a node.

for a sequence: the number of nodes,
for a mapping: the number of pairs,
for a scalar: the string length.

throws an Error if the provided tree is in error

Parameters

[in] tree the sequence or mapping

Returns: the length

◆ len() [2/2]

int PDI::len	(	PC_tree_t	tree,
		int	dflt
	)

Returns the length of a node.

for a sequence: the number of nodes,
for a mapping: the number of pairs,
for a scalar: the string length.

returns the default value in case of error

Parameters

[in]	tree	the sequence or mapping
[in]	dflt	the default value in case of error

Returns: the length

◆ to_long() [1/2]

long PDI::to_long ( PC_tree_t tree )

Returns the int value of a scalar node.

throws an Error if the provided tree is in error

Parameters

[in] tree the int-valued node

Returns: the int value of the scalar node

◆ to_long() [2/2]

long PDI::to_long	(	PC_tree_t	tree,
		long	dflt
	)

Returns the int value of a scalar node.

returns the default value in case of error

Parameters

[in]	tree	the int-valued node
[in]	dflt	the default value in case of error

Returns: the int value of the scalar node

◆ to_double() [1/2]

double PDI::to_double ( PC_tree_t tree )

Returns the floating point value of a scalar node.

throws an Error if the provided tree is in error

Parameters

[in] tree the floating-point-valued node

Returns: the floating point value of the scalar node

◆ to_double() [2/2]

double PDI::to_double	(	PC_tree_t	tree,
		double	dflt
	)

Returns the floating point value of a scalar node.

returns the default value in case of error

Parameters

[in]	tree	the floating-point-valued node
[in]	dflt	the default value in case of error

Returns: the floating point value of the scalar node

◆ to_string() [1/2]

std::string PDI::to_string ( PC_tree_t tree )

Returns the string content of a scalar node.

throws an Error if the provided tree is in error

Parameters

[in] tree the node

Returns: the content of the scalar node

◆ to_string() [2/2]

std::string PDI::to_string	(	PC_tree_t	tree,
		const std::string &	dflt
	)

Returns the string content of a scalar node.

returns the default value in case of error

Parameters

[in]	tree	the node
[in]	dflt	the default value in case of error

Returns: the content of the scalar node

◆ to_bool() [1/2]

bool PDI::to_bool ( PC_tree_t tree )

Returns the boolean value of a scalar node.

throws an Error if the provided tree is in error

Parameters

[in] tree the node

Returns: the boolean value of the scalar node

◆ to_bool() [2/2]

bool PDI::to_bool	(	PC_tree_t	tree,
		bool	dflt
	)

Returns the boolean value of a scalar node.

returns the default value in case of error

Parameters

[in]	tree	the node
[in]	dflt	the default value in case of error

Returns: the boolean value of the scalar node

◆ is_list()

bool PDI::is_list ( PC_tree_t tree )

Checks if the tree is a list.

Parameters

[in] tree the node

Returns: true if tree is a list, false otherwise

◆ is_map()

bool PDI::is_map ( PC_tree_t tree )

Checks if the tree is a map.

Parameters

[in] tree the node

Returns: true if tree is a map, false otherwise

◆ is_scalar()

bool PDI::is_scalar ( PC_tree_t tree )

Checks if the tree is a scalar.

Parameters

[in] tree the node

Returns: true if tree is a scalar, false otherwise

◆ each() [1/2]

void PDI::each	(	PC_tree_t	tree,
		std::function< void(PC_tree_t)>	operation
	)

Iterates and apply the provided function to all elements of a PC list.

Parameters

tree	the tree containing the list
operation	the operation to apply to each element of the tree

◆ opt_each()

void PDI::opt_each	(	PC_tree_t	tree,
		std::function< void(PC_tree_t)>	operation
	)

Iterates and apply the provided function to all elements of a PC list or directly to the provided element if it is not a list.

Parameters

tree	the tree containing the list or the single element
operation	the operation to apply to the elements

◆ each() [2/2]

void PDI::each	(	PC_tree_t	tree,
		std::function< void(PC_tree_t, PC_tree_t)>	operation
	)

Iterates and apply the provided function to all elements of a PC mapping.

Parameters

tree	the tree containing the mapping
operation	the operation to apply to each element of the tree

◆ each_in_omap()

void PDI::each_in_omap	(	PC_tree_t	tree,
		std::function< void(PC_tree_t, PC_tree_t)>	operation
	)

Iterates and apply the provided function to all elements of a PC ordered mapping.

Parameters

tree	the tree containing the ordered mapping
operation	the operation to apply to each element of the tree

◆ plugin_api_version()

unsigned long PDI::plugin_api_version ( unsigned long expected_version = 0 )

Checks compatibility with a plugin API.

Parameters

expected_version the expected version of the API or 0 for no check

Returns: the version of the API provided by PDI

Exceptions

PDI::Error if the provided version is incompatible with the expected one

Variable Documentation

◆ UNDEF_TYPE

const Scalar_datatype PDI::UNDEF_TYPE = {Scalar_kind::UNKNOWN, 0}

PDI 1.3.1

the PDI data interface

Classes

Typedefs

Enumerations

Functions

Variables

Typedef Documentation

◆ Attributes_map

◆ Datatype_template_uptr

◆ Datatype_uptr

◆ Ref

◆ Ref_r

◆ Ref_w

◆ Ref_rw

Enumeration Type Documentation

◆ Scalar_kind

Function Documentation

◆ len() [1/2]

◆ len() [2/2]

◆ to_long() [1/2]

◆ to_long() [2/2]

◆ to_double() [1/2]

◆ to_double() [2/2]

◆ to_string() [1/2]

◆ to_string() [2/2]

◆ to_bool() [1/2]

◆ to_bool() [2/2]

◆ is_list()

◆ is_map()

◆ is_scalar()

◆ each() [1/2]

◆ opt_each()

◆ each() [2/2]

◆ each_in_omap()

◆ plugin_api_version()

Variable Documentation

◆ UNDEF_TYPE