BasicHashTable Class Reference

#include <BasicHashTable.hh>

Inheritance diagram for BasicHashTable:

Collaboration diagram for BasicHashTable:

Data Structures
class	Iterator
class	TableEntry

Public Member Functions
	BasicHashTable (int keyType)
virtual	~BasicHashTable ()
Boolean	IsEmpty () const
void *	RemoveNext ()
void *	getFirst ()

Static Public Member Functions
static HashTable *	create (int keyType)

Private Member Functions
virtual void *	Add (char const *key, void *value)
virtual Boolean	Remove (char const *key)
virtual void *	Lookup (char const *key) const
virtual unsigned	numEntries () const
TableEntry *	lookupKey (char const *key, unsigned &index) const
Boolean	keyMatches (char const *key1, char const *key2) const
TableEntry *	insertNewEntry (unsigned index, char const *key)
void	assignKey (TableEntry *entry, char const *key)
void	deleteEntry (unsigned index, TableEntry *entry)
void	deleteKey (TableEntry *entry)
void	rebuild ()
unsigned	hashIndexFromKey (char const *key) const
unsigned	randomIndex (uintptr_t i) const

Private Attributes
TableEntry **	fBuckets
TableEntry *	fStaticBuckets [SMALL_HASH_TABLE_SIZE]
unsigned	fNumBuckets
unsigned	fNumEntries
unsigned	fRebuildSize
unsigned	fDownShift
unsigned	fMask
int	fKeyType

Friends
class	Iterator

Detailed Description

Definition at line 35 of file BasicHashTable.hh.

Constructor & Destructor Documentation

BasicHashTable()

BasicHashTable::BasicHashTable

(

int

keyType

)

Referenced by BasicHashTable::Iterator::Iterator().

~BasicHashTable()

virtual BasicHashTable::~BasicHashTable ( )

virtual

Member Function Documentation

Add()

virtual void * BasicHashTable::Add ( char const * key, void * value )

privatevirtual

Implements HashTable.

assignKey()

void BasicHashTable::assignKey ( TableEntry * entry, char const * key )

private

create()

HashTable * HashTable::create ( int keyType )

staticinherited

References HashTable().

deleteEntry()

void BasicHashTable::deleteEntry ( unsigned index, TableEntry * entry )

private

deleteKey()

void BasicHashTable::deleteKey ( TableEntry * entry )

private

getFirst()

void * HashTable::getFirst ( )

inherited

hashIndexFromKey()

unsigned BasicHashTable::hashIndexFromKey ( char const * key ) const

private

insertNewEntry()

TableEntry * BasicHashTable::insertNewEntry ( unsigned index, char const * key )

private

IsEmpty()

Boolean HashTable::IsEmpty ( ) const

inlineinherited

Definition at line 41 of file HashTable.hh.

{ return numEntries() == 0; }

References numEntries().

keyMatches()

Boolean BasicHashTable::keyMatches ( char const * key1, char const * key2 ) const

private

Lookup()

virtual void * BasicHashTable::Lookup ( char const * key ) const

privatevirtual

Implements HashTable.

lookupKey()

TableEntry * BasicHashTable::lookupKey ( char const * key, unsigned & index ) const

private

numEntries()

virtual unsigned BasicHashTable::numEntries ( ) const

privatevirtual

Implements HashTable.

randomIndex()

unsigned BasicHashTable::randomIndex ( uintptr_t i ) const

inlineprivate

Definition at line 93 of file BasicHashTable.hh.

                                          {
    return (unsigned)(((i*1103515245) >> fDownShift) & fMask);
  }

References fDownShift, and fMask.

rebuild()

void BasicHashTable::rebuild ( )

private

Remove()

virtual Boolean BasicHashTable::Remove ( char const * key )

privatevirtual

Implements HashTable.

RemoveNext()

void * HashTable::RemoveNext ( )

inherited

Referenced by AddressPortLookupTable::RemoveNext().

Friends And Related Symbol Documentation

Iterator

friend class Iterator

friend

Definition at line 44 of file BasicHashTable.hh.

Field Documentation

fBuckets

TableEntry** BasicHashTable::fBuckets

private

Definition at line 98 of file BasicHashTable.hh.

fDownShift

unsigned BasicHashTable::fDownShift

private

Definition at line 100 of file BasicHashTable.hh.

Referenced by randomIndex().

fKeyType

int BasicHashTable::fKeyType

private

Definition at line 101 of file BasicHashTable.hh.

fMask

unsigned BasicHashTable::fMask

private

Definition at line 100 of file BasicHashTable.hh.

Referenced by randomIndex().

fNumBuckets

unsigned BasicHashTable::fNumBuckets

private

Definition at line 100 of file BasicHashTable.hh.

fNumEntries

unsigned BasicHashTable::fNumEntries

private

Definition at line 100 of file BasicHashTable.hh.

fRebuildSize

unsigned BasicHashTable::fRebuildSize

private

Definition at line 100 of file BasicHashTable.hh.

fStaticBuckets

TableEntry* BasicHashTable::fStaticBuckets[SMALL_HASH_TABLE_SIZE]

private

Definition at line 99 of file BasicHashTable.hh.

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

• BasicUsageEnvironment/include/BasicHashTable.hh