cellTable Class Reference

The cellTable persistent data saved as a Map<dictionary>. More...

Inheritance diagram for cellTable:
Collaboration diagram for cellTable:

Public Member Functions

 cellTable (const cellTable &)=delete
 No copy construct. More...
 
 cellTable () noexcept=default
 Default construct. More...
 
 cellTable (const objectRegistry &obr, const word &name="cellTable", const fileName &instance="constant")
 Read construct from registry, name, instance. More...
 
 ~cellTable ()=default
 Destructor. More...
 
label push_back (const dictionary &dict)
 Add to the end, return index. More...
 
label maxIndex () const
 The max table index, -1 if empty. More...
 
label findIndex (const word &name) const
 The index corresponding to entry with 'Label' of given name, or -1 if not found. More...
 
word name (const label id) const
 The 'Label' name corresponding to id, or cellTable_ID if not otherwise defined. More...
 
Map< wordnames () const
 Return the extracted Map of (id => name) More...
 
Map< wordnames (const wordRes &patterns) const
 Return the extracted Map of (id => names) selected by patterns. More...
 
Map< wordselectType (const word &materialType) const
 Return the extracted Map of (id => name) for materialType (fluid | solid | shell) More...
 
Map< wordfluids () const
 Return a Map of (id => name) for fluids. More...
 
Map< wordshells () const
 Return a Map of (id => name) for shells. More...
 
Map< wordsolids () const
 Return a Map of (id => name) for solids. More...
 
Map< wordmaterialTypes () const
 Return a Map of (id => fluid|solid|shell) More...
 
void setMaterial (const label, const word &)
 Assign material Type. More...
 
void setName (const label, const word &)
 Assign name. More...
 
void setName (const label)
 Assign default name if not already set. More...
 
void readDict (const objectRegistry &, const word &name="cellTable", const fileName &instance="constant")
 Read constant/cellTable. More...
 
void writeDict (const objectRegistry &, const word &name="cellTable", const fileName &instance="constant") const
 Write constant/cellTable for later reuse. More...
 
void operator= (const cellTable &)
 Assignment. More...
 
void operator= (const Map< dictionary > &)
 Assign from Map<dictionary> More...
 
void operator= (const polyMesh &)
 Assign from cellZones. More...
 
void addCellZones (polyMesh &, const labelList &tableIds) const
 Classify tableIds into cellZones according to the cellTable. More...
 
void combine (const dictionary &mapDict, labelList &tableIds)
 Combine tableIds together. More...
 
label append (const dictionary &dict)
 Add to the end, return index. More...
 
- Public Member Functions inherited from Map< dictionary >
 Map () noexcept=default
 Default construct: empty without allocation (capacity=0) More...
 
 Map (const Foam::zero) noexcept
 Construct empty without allocation (capacity=0) More...
 
 Map (const label initialCapacity)
 Construct empty with given initial table capacity. More...
 
 Map (Istream &is)
 Construct from Istream (with default initial table capacity) More...
 
 Map (const this_type &map)
 Copy construct. More...
 
 Map (this_type &&map) noexcept
 Move construct. More...
 
 Map (std::initializer_list< std::pair< label, dictionary >> map, const bool overwrite=false)
 Construct from key/value pairs in initializer list. More...
 
 Map (const UList< label > &keys, const UList< dictionary > &values, const bool overwrite=false)
 Construct from key/value pairs. More...
 
void operator= (const this_type &rhs)
 Copy assignment. More...
 
void operator= (this_type &&rhs)
 Move assignment. More...
 
- Public Member Functions inherited from HashTable< T, Key, Hash >
 HashTable () noexcept
 Default construct: empty without allocation (capacity=0) More...
 
 HashTable (const Foam::zero) noexcept
 Construct empty without allocation (capacity=0) More...
 
 HashTable (const label initialCapacity)
 Construct empty with initial table capacity. More...
 
 HashTable (Istream &is)
 Construct from Istream. More...
 
 HashTable (const this_type &ht)
 Copy construct. More...
 
 HashTable (this_type &&rhs) noexcept
 Move construct. More...
 
 HashTable (std::initializer_list< std::pair< Key, T >> list, const bool overwrite=false)
 Construct from key/value pairs in initializer list. More...
 
 HashTable (const UList< Key > &keys, const UList< T > &values, const bool overwrite=false)
 Construct from key/value pairs. More...
 
 ~HashTable ()
 Destructor. More...
 
bool empty () const noexcept
 True if the hash table is empty. More...
 
label size () const noexcept
 The number of elements in table. More...
 
label capacity () const noexcept
 The size of the underlying table (the number of buckets) More...
 
Tat (const Key &key)
 Find and return a hashed entry. FatalError if it does not exist. More...
 
const Tat (const Key &key) const
 Find and return a hashed entry. FatalError if it does not exist. More...
 
bool contains (const Key &key) const
 True if hashed key is contained (found) in table. More...
 
iterator find (const Key &key)
 Find and return an iterator set at the hashed entry. More...
 
const_iterator find (const Key &key) const
 Find and return an const_iterator set at the hashed entry. More...
 
const_iterator cfind (const Key &key) const
 Find and return an const_iterator set at the hashed entry. More...
 
const Tlookup (const Key &key, const T &deflt) const
 Return hashed entry if it exists, or return the given default. More...
 
List< Key > toc () const
 The table of contents (the keys) in unsorted order. More...
 
List< Key > sortedToc () const
 The table of contents (the keys) in sorted order. More...
 
template<class Compare >
List< Key > sortedToc (const Compare &comp) const
 The table of contents (the keys) sorted according to the specified comparator. More...
 
template<class UnaryPredicate >
List< Key > tocKeys (const UnaryPredicate &pred, const bool invert=false) const
 The table of contents (the keys) selected according to the unary predicate applied to the keys. More...
 
template<class UnaryPredicate >
List< Key > tocValues (const UnaryPredicate &pred, const bool invert=false) const
 The table of contents (the keys) selected according to the unary predicate applied to the values. More...
 
template<class BinaryPredicate >
List< Key > tocEntries (const BinaryPredicate &pred, const bool invert=false) const
 The table of contents (the keys) selected according to the binary predicate applied to the keys and values. More...
 
UPtrList< const node_typecsorted () const
 Const access to the hash-table contents in sorted order (sorted by keys). More...
 
UPtrList< node_typesorted ()
 Non-const access to the hash-table contents in sorted order (sorted by keys). More...
 
template<class UnaryPredicate >
label countKeys (const UnaryPredicate &pred, const bool invert=false) const
 Count the number of keys that satisfy the unary predicate. More...
 
template<class UnaryPredicate >
label countValues (const UnaryPredicate &pred, const bool invert=false) const
 Count the number of values that satisfy the unary predicate. More...
 
template<class BinaryPredicate >
label countEntries (const BinaryPredicate &pred, const bool invert=false) const
 Count the number of entries that satisfy the binary predicate. More...
 
template<class... Args>
bool emplace (const Key &key, Args &&... args)
 Emplace insert a new entry, not overwriting existing entries. More...
 
template<class... Args>
bool emplace_set (const Key &key, Args &&... args)
 Emplace set an entry, overwriting any existing entries. More...
 
bool insert (const Key &key, const T &obj)
 Copy insert a new entry, not overwriting existing entries. More...
 
bool insert (const Key &key, T &&obj)
 Move insert a new entry, not overwriting existing entries. More...
 
bool set (const Key &key, const T &obj)
 Copy assign a new entry, overwriting existing entries. More...
 
bool set (const Key &key, T &&obj)
 Move assign a new entry, overwriting existing entries. More...
 
bool erase (const iterator &iter)
 Erase an entry specified by given iterator. More...
 
bool erase (const Key &key)
 Erase an entry specified by the given key. More...
 
template<class AnyType , class AnyHash >
label erase (const HashTable< AnyType, Key, AnyHash > &other)
 Remove table entries given by keys of the other hash-table. More...
 
label erase (std::initializer_list< Key > keys)
 Remove table entries given by the listed keys. More...
 
template<class InputIter >
label erase (InputIter first, InputIter last)
 Remove multiple entries using an iterator range of keys. More...
 
template<unsigned N>
label erase (const FixedList< Key, N > &keys)
 Remove table entries given by the listed keys. More...
 
label erase (const UList< Key > &keys)
 Remove table entries given by the listed keys. More...
 
template<class AnyType , class AnyHash >
label retain (const HashTable< AnyType, Key, AnyHash > &other)
 Retain table entries given by keys of the other hash-table. More...
 
template<class UnaryPredicate >
label filterKeys (const UnaryPredicate &pred, const bool pruning=false)
 Generalized means to filter table entries based on their keys. More...
 
template<class UnaryPredicate >
label filterValues (const UnaryPredicate &pred, const bool pruning=false)
 Generalized means to filter table entries based on their values. More...
 
template<class BinaryPredicate >
label filterEntries (const BinaryPredicate &pred, const bool pruning=false)
 Generalized means to filter table entries based on their key/value. More...
 
void clear ()
 Remove all entries from table. More...
 
void clearStorage ()
 Remove all entries from table and the table itself. More...
 
void setCapacity (label newCapacity)
 Change the hash table capacity (number of buckets). More...
 
void resize (label newCapacity)
 Rehash the hash table with new number of buckets. Currently identical to setCapacity() More...
 
void reserve (label numEntries)
 Reserve space for at least the specified number of elements (not the number of buckets) and regenerates the hash table. More...
 
void swap (HashTable< T, Key, Hash > &rhs) noexcept
 Swap contents into this table. More...
 
void transfer (HashTable< T, Key, Hash > &rhs)
 Transfer contents into this table. More...
 
void merge (HashTable< T, Key, Hash > &source)
 Attempts to extract entries from source parameter and insert them into this, does not overwrite existing entries. The source will contains any items that could not be merged. More...
 
void merge (HashTable< T, Key, Hash > &&source)
 Attempts to extract entries from source parameter and insert them into this, does not overwrite existing entries. The source will contains any items that could not be merged. More...
 
Toperator[] (const Key &key)
 Find and return a hashed entry. FatalError if it does not exist. More...
 
const Toperator[] (const Key &key) const
 Find and return a hashed entry. FatalError if it does not exist. More...
 
Toperator() (const Key &key)
 Return existing entry or create a new entry. More...
 
Toperator() (const Key &key, const T &deflt)
 Return existing entry or insert a new entry. More...
 
void operator= (const this_type &rhs)
 Copy assign. More...
 
void operator= (std::initializer_list< std::pair< Key, T >> rhs)
 Copy assign from an initializer list. More...
 
void operator= (this_type &&rhs)
 Move assign. More...
 
bool operator== (const this_type &rhs) const
 Equality. Tables are equal if all keys and values are equal, independent of order or underlying storage size. More...
 
bool operator!= (const this_type &rhs) const
 The opposite of the equality operation. More...
 
this_typeoperator+= (const this_type &rhs)
 Add entries into this HashTable. More...
 
const_iterator_pair< const_key_iterator, this_typekeys () const
 A const iterator begin/end pair for iterating over keys. More...
 
iterator begin ()
 iterator set to the beginning of the HashTable More...
 
const_iterator begin () const
 const_iterator set to the beginning of the HashTable More...
 
const_iterator cbegin () const
 const_iterator set to the beginning of the HashTable More...
 
iterator end () noexcept
 iterator to signal the end (for any HashTable) More...
 
const_iterator end () const noexcept
 const_iterator to signal the end (for any HashTable) More...
 
constexpr const_iterator cend () const noexcept
 const_iterator to signal the end (for any HashTable) More...
 
OstreamprintInfo (Ostream &os) const
 Print information. More...
 
OstreamwriteKeys (Ostream &os, const label shortLen=0) const
 Write unordered keys (list), with line-breaks when length exceeds shortLen. More...
 
bool found (const Key &key) const
 Same as contains() More...
 
UPtrList< const node_typesorted () const
 Deprecated(2023-07) use csorted() method. More...
 
template<class Compare >
Foam::List< Key > sortedToc (const Compare &comp) const
 
template<class UnaryPredicate >
Foam::List< Key > tocKeys (const UnaryPredicate &pred, const bool invert) const
 
template<class UnaryPredicate >
Foam::List< Key > tocValues (const UnaryPredicate &pred, const bool invert) const
 
template<class BinaryPredicate >
Foam::List< Key > tocEntries (const BinaryPredicate &pred, const bool invert) const
 
template<class UnaryPredicate >
Foam::label countKeys (const UnaryPredicate &pred, const bool invert) const
 
template<class UnaryPredicate >
Foam::label countValues (const UnaryPredicate &pred, const bool invert) const
 
template<class BinaryPredicate >
Foam::label countEntries (const BinaryPredicate &pred, const bool invert) const
 
template<class InputIter>
Foam::label erase (InputIter first, InputIter last)
 
template<unsigned N>
Foam::label erase (const FixedList< Key, N > &keys)
 
template<class AnyType, class AnyHash >
Foam::label erase (const HashTable< AnyType, Key, AnyHash > &other)
 
template<class AnyType , class AnyHash >
Foam::label retain (const HashTable< AnyType, Key, AnyHash > &other)
 
template<class UnaryPredicate >
Foam::label filterKeys (const UnaryPredicate &pred, const bool pruning)
 
template<class UnaryPredicate >
Foam::label filterValues (const UnaryPredicate &pred, const bool pruning)
 
template<class BinaryPredicate >
Foam::label filterEntries (const BinaryPredicate &pred, const bool pruning)
 
- Public Member Functions inherited from HashTableCore
 ClassName ("HashTable")
 Declare type-name (with debug switch) More...
 
 HashTableCore () noexcept=default
 Default construct. More...
 

Additional Inherited Members

- Public Types inherited from Map< dictionary >
typedef Map< dictionarythis_type
 The template instance used for this Map. More...
 
typedef HashTable< dictionary, label, Hash< label > > parent_type
 The template instance used for the parent HashTable. More...
 
using iterator = typename parent_type::iterator
 
using const_iterator = typename parent_type::const_iterator
 
- Public Types inherited from HashTable< T, Key, Hash >
typedef HashTable< T, Key, Hashthis_type
 The template instance used for this HashTable. More...
 
typedef std::conditional< std::is_same< Foam::zero, typename std::remove_cv< T >::type >::value, Detail::HashTableSingle< Key >, Detail::HashTablePair< Key, T > >::type node_type
 A table entry (node) that encapsulates the key/val tuple with an additional linked-list entry for hash collisions. More...
 
typedef Key key_type
 The second template parameter, type of keys used. More...
 
typedef T mapped_type
 The first template parameter, type of objects contained. More...
 
typedef T value_type
 Same as mapped_type for OpenFOAM HashTables. More...
 
typedef Hash hasher
 The third template parameter, the hash index method. More...
 
typedef Tpointer
 Pointer type for storing into value_type objects. More...
 
typedef Treference
 Reference to the stored value_type. More...
 
typedef const Tconst_pointer
 Const pointer type for the stored value_type. More...
 
typedef const Tconst_reference
 Const reference to the stored value_type. More...
 
typedef label difference_type
 The type to represent the difference between two iterators. More...
 
typedef label size_type
 The type that can represent the size of a HashTable. More...
 
using key_iterator = key_iterator_base< iterator >
 Forward iterator returning the key. More...
 
using const_key_iterator = key_iterator_base< const_iterator >
 Forward const iterator returning the key. More...
 
- Static Public Member Functions inherited from HashTableCore
static label canonicalSize (const label requested_size)
 Return a canonical (power-of-two) of the requested size. More...
 
- Static Public Attributes inherited from HashTableCore
static const label maxTableSize
 Maximum allowable internal table size. Approximately labelMax/4. More...
 

Detailed Description

The cellTable persistent data saved as a Map<dictionary>.

The meshReader supports cellTable information.

The constant/cellTable file is an IOMap<dictionary> that is used to save the information persistently. It contains the cellTable information of the following form:

    (
        ID
        {
            Label           WORD;
            MaterialType    WORD;
            MaterialId      INT;
            PorosityId      INT;
            ColorIdx        INT;
            ...
        }
    ...
    )

If the Label is missing, a value cellTable_{ID} will be inferred. If the MaterialType is missing, the value fluid will be inferred.

Source files

Definition at line 77 of file cellTable.H.

Constructor & Destructor Documentation

◆ cellTable() [1/3]

cellTable ( const cellTable )
delete

No copy construct.

◆ cellTable() [2/3]

cellTable ( )
defaultnoexcept

Default construct.

◆ cellTable() [3/3]

cellTable ( const objectRegistry obr,
const word name = "cellTable",
const fileName instance = "constant" 
)
explicit

Read construct from registry, name, instance.

Definition at line 108 of file cellTable.C.

References Foam::name().

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◆ ~cellTable()

~cellTable ( )
default

Destructor.

Member Function Documentation

◆ push_back()

Foam::label push_back ( const dictionary dict)

Add to the end, return index.

Definition at line 135 of file cellTable.C.

References dict, and insert().

Referenced by cellTable::append().

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◆ maxIndex()

Foam::label maxIndex ( ) const

The max table index, -1 if empty.

Definition at line 120 of file cellTable.C.

References forAllConstIters().

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◆ findIndex()

Foam::label findIndex ( const word name) const

The index corresponding to entry with 'Label' of given name, or -1 if not found.

Definition at line 175 of file cellTable.C.

References dict, forAllConstIters(), Foam::name(), and dictionary::readIfPresent().

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◆ name()

Foam::word name ( const label  id) const

The 'Label' name corresponding to id, or cellTable_ID if not otherwise defined.

Definition at line 156 of file cellTable.C.

References Foam::name().

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◆ names() [1/2]

Foam::Map< Foam::word > names ( ) const

Return the extracted Map of (id => name)

Definition at line 144 of file cellTable.C.

References Foam::names_impl().

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◆ names() [2/2]

Foam::Map< Foam::word > names ( const wordRes patterns) const

Return the extracted Map of (id => names) selected by patterns.

Definition at line 150 of file cellTable.C.

References Foam::names_impl().

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◆ selectType()

Foam::Map< Foam::word > selectType ( const word materialType) const

Return the extracted Map of (id => name) for materialType (fluid | solid | shell)

Definition at line 217 of file cellTable.C.

References defaultMaterial_, dict, forAllConstIters(), dictionary::getOrDefault(), Foam::name(), Foam::output(), and dictionary::readIfPresent().

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◆ fluids()

Foam::Map< Foam::word > fluids ( ) const

Return a Map of (id => name) for fluids.

Definition at line 246 of file cellTable.C.

Referenced by reader::fluids().

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◆ shells()

Foam::Map< Foam::word > shells ( ) const

Return a Map of (id => name) for shells.

Definition at line 258 of file cellTable.C.

◆ solids()

Foam::Map< Foam::word > solids ( ) const

Return a Map of (id => name) for solids.

Definition at line 252 of file cellTable.C.

Referenced by reader::solids().

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◆ materialTypes()

Foam::Map< Foam::word > materialTypes ( ) const

Return a Map of (id => fluid|solid|shell)

Definition at line 197 of file cellTable.C.

References defaultMaterial_, forAllConstIters(), Foam::output(), and readIfPresent().

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◆ setMaterial()

void setMaterial ( const label  id,
const word matlType 
)

Assign material Type.

Definition at line 264 of file cellTable.C.

Referenced by STARCDMeshReader::readCells().

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◆ setName() [1/2]

void setName ( const label  id,
const word name 
)

Assign name.

Definition at line 270 of file cellTable.C.

References Foam::name().

Referenced by STARCDMeshReader::readCells().

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◆ setName() [2/2]

void setName ( const label  id)

Assign default name if not already set.

Definition at line 276 of file cellTable.C.

References Foam::ListOps::find(), and Foam::name().

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◆ readDict()

void readDict ( const objectRegistry obr,
const word name = "cellTable",
const fileName instance = "constant" 
)

Read constant/cellTable.

Definition at line 288 of file cellTable.C.

References clear(), Foam::endl(), regIOobject::headerOk(), Foam::Info, Foam::name(), IOobjectOption::NO_REGISTER, IOobjectOption::NO_WRITE, and IOobjectOption::READ_IF_PRESENT.

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◆ writeDict()

void writeDict ( const objectRegistry obr,
const word name = "cellTable",
const fileName instance = "constant" 
) const

◆ operator=() [1/3]

void operator= ( const cellTable rhs)

Assignment.

Definition at line 359 of file cellTable.C.

References Map< T >::operator=().

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◆ operator=() [2/3]

void operator= ( const Map< dictionary > &  rhs)

Assign from Map<dictionary>

Definition at line 366 of file cellTable.C.

References Map< T >::operator=().

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◆ operator=() [3/3]

◆ addCellZones()

◆ combine()

void combine ( const dictionary mapDict,
labelList tableIds 
)

Combine tableIds together.

each dictionary entry is a wordList

Definition at line 507 of file cellTable.C.

References Foam::endl(), erase(), HashTable< T, label, Hash< label > >::erase(), Foam::findIndex(), forAllConstIters(), Foam::identity(), Foam::Info, Foam::inplaceRenumber(), Foam::min(), and Foam::PtrListOps::names().

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◆ append()

label append ( const dictionary dict)
inline

Add to the end, return index.

Definition at line 257 of file cellTable.H.

References dict, and cellTable::push_back().

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