gnu.trove

Class TLongObjectHashMap<V>

java.lang.Object

gnu.trove.THash

gnu.trove.TLongObjectHashMap<V>

All Implemented Interfaces:

TLongHashingStrategy, java.io.Serializable, java.lang.Cloneable

Deprecated.

@Deprecated
public final class TLongObjectHashMap<V>
extends THash
implements TLongHashingStrategy

An open addressed Map implementation for long keys and Object values.

Created: Sun Nov 4 08:52:45 2001

See Also:

Serialized Form

Field Summary

Fields inherited from class gnu.trove.THash

_deadkeys, _free, _loadFactor, _maxSize, _size, DEFAULT_INITIAL_CAPACITY, DEFAULT_LOAD_FACTOR, EMPTY_OBJECT_ARRAY, JUST_CREATED_CAPACITY

Constructor Summary

Constructors

Constructor and Description
TLongObjectHashMap() Deprecated. Creates a new TLongObjectHashMap instance with the default capacity and load factor.
TLongObjectHashMap(int initialCapacity) Deprecated. Creates a new TLongObjectHashMap instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.
TLongObjectHashMap(int initialCapacity, float loadFactor) Deprecated. Creates a new TLongObjectHashMap instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.
TLongObjectHashMap(int initialCapacity, float loadFactor, TLongHashingStrategy strategy) Deprecated. Creates a new TLongObjectHashMap instance with a prime value at or near the specified capacity and load factor.
TLongObjectHashMap(int initialCapacity, TLongHashingStrategy strategy) Deprecated. Creates a new TLongObjectHashMap instance whose capacity is the next highest prime above initialCapacity + 1 unless that value is already prime.
TLongObjectHashMap(TLongHashingStrategy strategy) Deprecated. Creates a new TLongObjectHashMap instance with the default capacity and load factor.

Method Summary

Modifier and Type	Method and Description
protected int	capacity() Deprecated. Returns the capacity of the hash table.
void	clear() Deprecated. Empties the map.
TLongObjectHashMap<V>	clone() Deprecated.
int	computeHashCode(long val) Deprecated. Default implementation of TLongHashingStrategy: delegates hashing to HashFunctions.hash(long).
boolean	contains(long val) Deprecated. Searches the set for val
boolean	containsKey(long key) Deprecated. checks for the present of key in the keys of the map.
boolean	containsValue(V val) Deprecated. checks for the presence of val in the values of the map.
boolean	equals(java.lang.Object other) Deprecated. Compares this map with another map for equality of their stored entries.
boolean	forEach(TLongProcedure procedure) Deprecated. Executes procedure for each element in the set.
boolean	forEachEntry(TLongObjectProcedure<V> procedure) Deprecated. Executes procedure for each key/value entry in the map.
boolean	forEachKey(TLongProcedure procedure) Deprecated. Executes procedure for each key in the map.
boolean	forEachValue(TObjectProcedure<V> procedure) Deprecated. Executes procedure for each value in the map.
V	get(long key) Deprecated. retrieves the value for key
java.lang.Object[]	getValues() Deprecated. Returns the values of the map.
int	hashCode() Deprecated.
long[]	keys() Deprecated. returns the keys of the map.
V	put(long key, V value) Deprecated. Inserts a key/value pair into the map.
protected void	rehash(int newCapacity) Deprecated. rehashes the map to the new capacity.
V	remove(long key) Deprecated. Deletes a key/value pair from the map.
protected void	removeAt(int index) Deprecated. removes the mapping at index from the map.
boolean	retainEntries(TLongObjectProcedure<V> procedure) Deprecated. Retains only those entries in the map for which the procedure returns a true value.
protected int	setUp(int initialCapacity) Deprecated. initializes the hashtable to a prime capacity which is at least initialCapacity + 1.
java.lang.String	toString() Deprecated.
void	transformValues(TObjectFunction<V,V> function) Deprecated. Transform the values in this map using function.

Methods inherited from class gnu.trove.THash

calculateGrownCapacity, compact, ensureCapacity, isEmpty, postInsertHook, size, startCompactingOnRemove, stopCompactingOnRemove, trimToSize

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

TLongObjectHashMap

public TLongObjectHashMap()

Deprecated.

Creates a new TLongObjectHashMap instance with the default capacity and load factor.

TLongObjectHashMap

public TLongObjectHashMap(int initialCapacity)

Deprecated.

Creates a new TLongObjectHashMap instance with a prime capacity equal to or greater than initialCapacity and with the default load factor.

Parameters:

initialCapacity - an int value

TLongObjectHashMap

public TLongObjectHashMap(int initialCapacity,
                          float loadFactor)

Deprecated.

Creates a new TLongObjectHashMap instance with a prime capacity equal to or greater than initialCapacity and with the specified load factor.

Parameters:

initialCapacity - an int value

loadFactor - a float value

TLongObjectHashMap

public TLongObjectHashMap(TLongHashingStrategy strategy)

Deprecated.

Creates a new TLongObjectHashMap instance with the default capacity and load factor.

Parameters:

strategy - used to compute hash codes and to compare keys.

TLongObjectHashMap

public TLongObjectHashMap(int initialCapacity,
                          TLongHashingStrategy strategy)

Deprecated.

Creates a new TLongObjectHashMap instance whose capacity is the next highest prime above initialCapacity + 1 unless that value is already prime.

Parameters:

initialCapacity - an int value

strategy - used to compute hash codes and to compare keys.

TLongObjectHashMap

public TLongObjectHashMap(int initialCapacity,
                          float loadFactor,
                          TLongHashingStrategy strategy)

Deprecated.

Creates a new TLongObjectHashMap instance with a prime value at or near the specified capacity and load factor.

Parameters:

initialCapacity - used to find a prime capacity for the table.

loadFactor - used to calculate the threshold over which rehashing takes place.

strategy - used to compute hash codes and to compare keys.

Method Detail

clone

public TLongObjectHashMap<V> clone()

Deprecated.

Overrides:

clone in class THash

Returns:

a deep clone of this collection

setUp

protected int setUp(int initialCapacity)

Deprecated.

initializes the hashtable to a prime capacity which is at least initialCapacity + 1.

Overrides:

setUp in class THash

Parameters:

initialCapacity - an int value

Returns:

the actual capacity chosen

contains

public boolean contains(long val)

Deprecated.

Searches the set for val

Parameters:

val - an long value

Returns:

a boolean value

capacity

protected int capacity()

Deprecated.

Returns the capacity of the hash table. This is the true physical capacity, without adjusting for the load factor.

Specified by:

capacity in class THash

Returns:

the physical capacity of the hash table.

forEach

public boolean forEach(TLongProcedure procedure)

Deprecated.

Executes procedure for each element in the set.

Parameters:

procedure - a TLongProcedure value

Returns:

false if the loop over the set terminated because the procedure returned false for some value.

put

public V put(long key,
             V value)

Deprecated.

Inserts a key/value pair into the map.

Parameters:

key - an long value

value - an Object value

Returns:

the previous value associated with key, or null if none was found.

rehash

protected void rehash(int newCapacity)

Deprecated.

rehashes the map to the new capacity.

Specified by:

rehash in class THash

Parameters:

newCapacity - an int value

get

public V get(long key)

Deprecated.

retrieves the value for key

Parameters:

key - an long value

Returns:

the value of key or null if no such mapping exists.

clear

public void clear()

Deprecated.

Empties the map.

Overrides:

clear in class THash

remove

public V remove(long key)

Deprecated.

Deletes a key/value pair from the map.

Parameters:

key - an long value

Returns:

an Object value

equals

public boolean equals(java.lang.Object other)

Deprecated.

Compares this map with another map for equality of their stored entries.

Overrides:

equals in class java.lang.Object

Parameters:

other - an Object value

Returns:

a boolean value

hashCode

public int hashCode()

Deprecated.

Overrides:

hashCode in class java.lang.Object

removeAt

protected void removeAt(int index)

Deprecated.

removes the mapping at index from the map.

Overrides:

removeAt in class THash

Parameters:

index - an int value

getValues

public java.lang.Object[] getValues()

Deprecated.

Returns the values of the map.

Returns:

a value array

keys

public long[] keys()

Deprecated.

returns the keys of the map.

Returns:

a Set value

containsValue

public boolean containsValue(V val)

Deprecated.

checks for the presence of val in the values of the map.

Parameters:

val - an Object value

Returns:

a boolean value

containsKey

public boolean containsKey(long key)

Deprecated.

checks for the present of key in the keys of the map.

Parameters:

key - an long value

Returns:

a boolean value

forEachKey

public boolean forEachKey(TLongProcedure procedure)

Deprecated.

Executes procedure for each key in the map.

Parameters:

procedure - a TLongProcedure value

Returns:

false if the loop over the keys terminated because the procedure returned false for some key.

forEachValue

public boolean forEachValue(TObjectProcedure<V> procedure)

Deprecated.

Executes procedure for each value in the map.

Parameters:

procedure - a TObjectProcedure value

Returns:

false if the loop over the values terminated because the procedure returned false for some value.

forEachEntry

public boolean forEachEntry(TLongObjectProcedure<V> procedure)

Deprecated.

Executes procedure for each key/value entry in the map.

Parameters:

procedure - a TOLongObjectProcedure value

Returns:

false if the loop over the entries terminated because the procedure returned false for some entry.

retainEntries

public boolean retainEntries(TLongObjectProcedure<V> procedure)

Deprecated.

Retains only those entries in the map for which the procedure returns a true value.

Parameters:

procedure - determines which entries to keep

Returns:

true if the map was modified.

transformValues

public void transformValues(TObjectFunction<V,V> function)

Deprecated.

Transform the values in this map using function.

Parameters:

function - a TObjectFunction value

computeHashCode

public int computeHashCode(long val)

Deprecated.

Default implementation of TLongHashingStrategy: delegates hashing to HashFunctions.hash(long).

Specified by:

computeHashCode in interface TLongHashingStrategy

Parameters:

val - the value to hash

Returns:

the hashcode.

toString

public java.lang.String toString()

Deprecated.

Overrides:

toString in class java.lang.Object