joda::query::values::OptionalParameter< k, T > Struct Template Reference

#include <ParameterPack.h>

Public Types
typedef std::optional< typename T::ReturnT >	ReturnT

Static Public Member Functions
static void	check (const std::vector< std::unique_ptr< IValueProvider >> &parameters, const std::string &name)
static ReturnT	extractValue (const std::vector< std::unique_ptr< IValueProvider >> &parameters, const RapidJsonDocument &json, RJMemoryPoolAlloc &alloc)

Detailed Description

template<std::size_t k, class T>
struct joda::query::values::OptionalParameter< k, T >

Wraps an parameter and accepts if it does not exist

Template Parameters

k	the index of the parameter
T	the type of the wrapped parameter

Exceptions

WrongParameterException

if there is a problem with the parameter

Member Typedef Documentation

ReturnT

template<std::size_t k, class T >

typedef std::optional<typename T::ReturnT> joda::query::values::OptionalParameter< k, T >::ReturnT

Member Function Documentation

check()

template<std::size_t k, class T >

static void joda::query::values::OptionalParameter< k, T >::check ( const std::vector< std::unique_ptr< IValueProvider >> &  parameters, const std::string &  name  )

inlinestatic

extractValue()

template<std::size_t k, class T >

static ReturnT joda::query::values::OptionalParameter< k, T >::extractValue ( const std::vector< std::unique_ptr< IValueProvider >> &  parameters, const RapidJsonDocument &  json, RJMemoryPoolAlloc &  alloc  )

inlinestatic

---

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

• /home/nico/joda_tmp/tmp-joda-dirs/JODA-gh/libs/joda/core/modules/query/values/include/joda/query/values/ParameterPack.h