FIX8::RealmBase Struct Reference

Domain range/set static metadata base class. More...

#include <field.hpp>

Public Types
enum	RealmType { dt_range, dt_set }

Public Member Functions
	RealmBase (const void *range, RealmType dtype, FieldTrait::FieldType ftype, int sz, const char *const *descriptions)
template<typename T >
bool	is_valid (const T &what) const
template<typename T >
const T &	get_rlm_val (const int idx) const
template<typename T >
int	get_rlm_idx (const T &what) const
template<typename T >
std::ostream &	_print (std::ostream &os, int idx) const
std::ostream &	print (std::ostream &os, int idx) const

Public Attributes
const void *	_range
RealmType	_dtype
FieldTrait::FieldType	_ftype
const int	_sz
const char *const *	_descriptions

Detailed Description

Domain range/set static metadata base class.

Definition at line 58 of file field.hpp.

Member Enumeration Documentation

enum FIX8::RealmBase::RealmType

Enumerator
dt_range
dt_set

Definition at line 60 of file field.hpp.

{ dt_range, dt_set };

Constructor & Destructor Documentation

FIX8::RealmBase::RealmBase ( const void *  range, RealmType  dtype, FieldTrait::FieldType  ftype, int  sz, const char *const *  descriptions  )

inline

Definition at line 68 of file field.hpp.

      : _range(range), _dtype(dtype), _ftype(ftype), _sz(sz), _descriptions(descriptions) {}

Member Function Documentation

template<typename T >

std::ostream& FIX8::RealmBase::_print ( std::ostream &  os, int  idx  ) const

inline

Printer helper

Template Parameters

T	target type

Parameters

os	output stream
idx	index of value in range

Returns

the output stream

Definition at line 110 of file field.hpp.

References _range.

{ return os << *((static_cast<const T *>(_range) + idx)); }

template<typename T >

int FIX8::RealmBase::get_rlm_idx ( const T &  what ) const

inline

Get the realm index of this value in the domain set.

Template Parameters

T	domain type

Parameters

what	the value to check

Returns

the index in the domain set of this value

Definition at line 94 of file field.hpp.

References dt_set.

Referenced by FIX8::Field< int, field >::get_rlm_idx(), FIX8::Field< f8String, field >::get_rlm_idx(), FIX8::Field< fp_type, field >::get_rlm_idx(), FIX8::Field< char, field >::get_rlm_idx(), and FIX8::Field< Boolean, field >::get_rlm_idx().

   {
      if (_dtype == dt_set)
      {
         const T *rng(static_cast<const T*>(_range)), *res(std::lower_bound(rng, rng + _sz, what));
         return res != rng + _sz ? res - rng : -1;
      }
      return 0;
   }

template<typename T >

const T& FIX8::RealmBase::get_rlm_val ( const int  idx ) const

inline

Get the realm value with the specified index

Template Parameters

T	domain type

Parameters

idx

of value

Returns

reference to the associated value

Definition at line 87 of file field.hpp.

References _range.

Referenced by FIX8::Inst::_gen::_make().

{ return *(static_cast<const T*>(_range) + idx); }

template<typename T >

bool FIX8::RealmBase::is_valid ( const T &  what ) const

inline

Check if this value is a member/in range of the domain set.

Template Parameters

T	domain type

Parameters

what	the value to check

Returns

true if in the set or no domain available

Definition at line 76 of file field.hpp.

References dt_set.

Referenced by FIX8::Field< int, field >::is_valid(), FIX8::Field< f8String, field >::is_valid(), FIX8::Field< fp_type, field >::is_valid(), and FIX8::Field< char, field >::is_valid().

   {
      const T *rng(static_cast<const T*>(_range));
      return _dtype == dt_set ? std::binary_search(rng, rng + _sz, what) : *rng <= what && what <= *(rng + 1);
   }

std::ostream& FIX8::RealmBase::print ( std::ostream &  os, int  idx  ) const

inline

Print the given value by index to the supplied stream

Parameters

os	output stream
idx	index of value in range

Returns

the output stream

Definition at line 116 of file field.hpp.

References FIX8::FieldTrait::is_char(), FIX8::FieldTrait::is_float(), FIX8::FieldTrait::is_int(), and FIX8::FieldTrait::is_string().

Referenced by FIX8::ConsoleMenu::SelectRealm().

   {
      return FieldTrait::is_int(_ftype) ? _print<int>(os, idx)
         : FieldTrait::is_char(_ftype) ? _print<char>(os, idx)
         : FieldTrait::is_float(_ftype) ? _print<fp_type>(os, idx)
         : FieldTrait::is_string(_ftype) ? _print<f8String>(os, idx) : os;
   }

Member Data Documentation

const char* const* FIX8::RealmBase::_descriptions

Definition at line 66 of file field.hpp.

Referenced by FIX8::ConsoleMenu::SelectRealm().

RealmType FIX8::RealmBase::_dtype

Definition at line 63 of file field.hpp.

Referenced by FIX8::Inst::_gen::_make().

FieldTrait::FieldType FIX8::RealmBase::_ftype

Definition at line 64 of file field.hpp.

const void* FIX8::RealmBase::_range

Definition at line 62 of file field.hpp.

Referenced by _print(), and get_rlm_val().

const int FIX8::RealmBase::_sz

Definition at line 65 of file field.hpp.

Referenced by FIX8::Inst::_gen::_make(), and FIX8::ConsoleMenu::SelectRealm().

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

• field.hpp