dictionary::Searcher< Const > Class Template Reference

Generic const/non-const dictionary entry searcher. More...

Public Types

typedef std::conditional< Const, const dictionary, dictionary >::type dict_type
 The const/non-const type for the context and sub-dictionaries. More...
 
typedef std::conditional< Const, const entry, entry >::type value_type
 The const/non-const type for entries. More...
 
typedef dict_typedict_pointer
 A pointer to a const/non-const dictionary. More...
 
typedef dict_typedict_reference
 A reference to a const/non-const dictionary. More...
 
typedef value_typepointer
 A pointer to a const/non-const entry. More...
 
typedef value_typereference
 A reference to a const/non-const entry. More...
 

Public Member Functions

 Searcher ()
 Default construct. More...
 
bool good () const
 True if entry was found. More...
 
bool found () const
 True if entry was found. More...
 
dict_reference context () const
 The containing dictionary context. More...
 
pointer ptr () const
 A pointer to the entry (nullptr if not found) More...
 
reference ref () const
 A reference to the entry (Error if not found) More...
 
bool isDict () const
 True if found entry is a dictionary. More...
 
dict_pointer dictPtr () const
 Pointer to the found entry as a dictionary or nullptr otherwise. More...
 
dict_reference dict () const
 Reference the found entry as a dictionary. More...
 
 operator const Searcher<!Const > & () const
 Permit an explicit cast to the other (const/non-const) searcher. More...
 
pointer operator-> () const
 A pointer to the entry (nullptr if not found) More...
 
reference operator* () const
 A reference to the entry (Error if not found) More...
 

Public Attributes

friend dictionary
 

Protected Member Functions

 Searcher (dict_pointer dict)
 Construct for the given dictionary context. More...
 
void set (pointer eptr)
 Assign the entry. More...
 

Protected Attributes

dict_pointer dict_
 The dictionary context for the entry. More...
 
pointer eptr_
 The entry or nullptr. More...
 

Detailed Description

template<bool Const>
class Foam::dictionary::Searcher< Const >

Generic const/non-const dictionary entry searcher.

A searcher provides a uniform means of finding and returning an entry pointer as well as the dictionary context in which the entry was located.

Note that the constructors and set methods are protected such that only friends of the class can set things. This safeguards against inconsistencies in context/entry.

Definition at line 138 of file dictionary.H.

Member Typedef Documentation

◆ dict_type

typedef std::conditional<Const, const dictionary, dictionary>::type dict_type

The const/non-const type for the context and sub-dictionaries.

Definition at line 145 of file dictionary.H.

◆ value_type

typedef std::conditional<Const, const entry, entry>::type value_type

The const/non-const type for entries.

Definition at line 149 of file dictionary.H.

◆ dict_pointer

A pointer to a const/non-const dictionary.

Definition at line 152 of file dictionary.H.

◆ dict_reference

A reference to a const/non-const dictionary.

Definition at line 155 of file dictionary.H.

◆ pointer

typedef value_type* pointer

A pointer to a const/non-const entry.

Definition at line 158 of file dictionary.H.

◆ reference

A reference to a const/non-const entry.

Definition at line 161 of file dictionary.H.

Constructor & Destructor Documentation

◆ Searcher() [1/2]

Searcher ( dict_pointer  dict)
inlineprotected

Construct for the given dictionary context.

Definition at line 174 of file dictionary.H.

◆ Searcher() [2/2]

Searcher ( )
inline

Default construct.

Definition at line 190 of file dictionary.H.

Member Function Documentation

◆ set()

void set ( pointer  eptr)
inlineprotected

Assign the entry.

Definition at line 181 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

Referenced by dictionary::csearch().

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◆ good()

◆ found()

bool found ( ) const
inline

True if entry was found.

Definition at line 204 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

◆ context()

dict_reference context ( ) const
inline

The containing dictionary context.

Definition at line 210 of file dictionary.H.

References dictionary::Searcher< Const >::dict_.

◆ ptr()

pointer ptr ( ) const
inline

A pointer to the entry (nullptr if not found)

Definition at line 216 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

Referenced by dictionary::getCheckOrAdd(), dictionary::getCheckOrDefault(), dictionary::getOrAdd(), dictionary::getOrDefault(), dictionary::getOrDefaultCompat(), dictionary::readCheck(), dictionary::readCompat(), and dictionary::readEntry().

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◆ ref()

reference ref ( ) const
inline

A reference to the entry (Error if not found)

Definition at line 222 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

Referenced by dictionary::lookupEntry(), and dictionary::lookupEntryCompat().

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◆ isDict()

bool isDict ( ) const
inline

True if found entry is a dictionary.

Definition at line 228 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

Referenced by dictionary::optionalSubDict(), dictionary::set(), and dictionary::subOrEmptyDict().

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◆ dictPtr()

dict_pointer dictPtr ( ) const
inline

Pointer to the found entry as a dictionary or nullptr otherwise.

Definition at line 234 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

Referenced by dictionary::subDictOrAdd().

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◆ dict()

dict_reference dict ( ) const
inline

Reference the found entry as a dictionary.

(Error if not found, or not a dictionary).

Definition at line 241 of file dictionary.H.

Referenced by decompositionMethod::findCoeffsDict(), decompositionMethod::optionalRegionDict(), dictionary::optionalSubDict(), dictionary::set(), dictionary::subDict(), and dictionary::subOrEmptyDict().

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◆ operator const Searcher<!Const > &()

operator const Searcher<!Const > & ( ) const
inlineexplicit

Permit an explicit cast to the other (const/non-const) searcher.

Definition at line 247 of file dictionary.H.

◆ operator->()

pointer operator-> ( ) const
inline

A pointer to the entry (nullptr if not found)

Definition at line 253 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

◆ operator*()

reference operator* ( ) const
inline

A reference to the entry (Error if not found)

Definition at line 259 of file dictionary.H.

References dictionary::Searcher< Const >::eptr_.

Member Data Documentation

◆ dictionary

friend dictionary

Definition at line 141 of file dictionary.H.

◆ dict_

dict_pointer dict_
protected

The dictionary context for the entry.

Definition at line 167 of file dictionary.H.

Referenced by dictionary::Searcher< Const >::context().

◆ eptr_


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