Class DoubleByteHashMap

java.lang.Object

org.eclipse.collections.impl.primitive.AbstractByteIterable

org.eclipse.collections.impl.map.mutable.primitive.AbstractMutableByteValuesMap

org.eclipse.collections.impl.map.mutable.primitive.DoubleByteHashMap

All Implemented Interfaces:

Externalizable, Serializable, ByteIterable, ByteValuesMap, DoubleByteMap, MutableByteValuesMap, MutableDoubleByteMap, PrimitiveIterable, MutableDoubleKeysMap, DoubleKeysMap

public class DoubleByteHashMap
extends AbstractMutableByteValuesMap
implements MutableDoubleByteMap, Externalizable, MutableDoubleKeysMap

This file was automatically generated from template file primitivePrimitiveHashMap.stg.

Since:

3.0.

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	DoubleByteHashMap.InternalByteIterator
private class	DoubleByteHashMap.KeySet
private class	DoubleByteHashMap.KeySetIterator
private class	DoubleByteHashMap.KeysView
private class	DoubleByteHashMap.KeyValuesView
private class	DoubleByteHashMap.ValuesCollection

Nested classes/interfaces inherited from class AbstractMutableByteValuesMap

AbstractMutableByteValuesMap.AbstractByteValuesCollection, AbstractMutableByteValuesMap.SentinelValues

Field Summary

Fields

Modifier and Type	Field	Description
private static final int	CACHE_LINE_SIZE
private boolean	copyKeysOnWrite
private static final int	DEFAULT_INITIAL_CAPACITY
private static final double	EMPTY_KEY
private static final byte	EMPTY_VALUE
private static final int	INITIAL_LINEAR_PROBE
private static final int	KEY_SIZE
private double[]	keys
private int	occupiedWithData
private int	occupiedWithSentinels
private static final double	REMOVED_KEY
private AbstractMutableByteValuesMap.SentinelValues	sentinelValues
private static final long	serialVersionUID
private byte[]	values

Constructor Summary

Constructors

Constructor	Description
DoubleByteHashMap()
DoubleByteHashMap(int initialCapacity)
DoubleByteHashMap(DoubleByteMap map)

Method Summary

Modifier and Type	Method	Description
private void	addKeyValueAtIndex(double key, byte value, int index)
byte	addToValue(double key, byte toBeAdded)	Increments and updates the value associated with the key, if a value exists, or sets the value to be the specified value if one does not.
protected void	allocateTable(int sizeToAllocate)
boolean	allSatisfyKeyValue(DoubleBytePredicate predicate)
MutableDoubleByteMap	asSynchronized()	Returns a synchronized view of this map, delegating all operations to this map but ensuring only one caller has access to the map at a time.
MutableDoubleByteMap	asUnmodifiable()	Returns an unmodifiable view of this map, delegating all read-only operations to this map and throwing an UnsupportedOperationException for all mutating operations.
MutableByteIterator	byteIterator()	Returns a primitive iterator that can be used to iterate over the ByteIterable in an imperative style.
void	clear()	Removes all entries from this map.
void	compact()	Deprecated. since 12.0 - Use trimToSize() instead
boolean	containsKey(double key)	Returns whether or not the key is present in the map.
private void	copyKeys()
boolean	equals(Object obj)	Follows the same general contract as Map.equals(Object).
private byte	fastGetIfAbsent(double key, byte ifAbsent)
MutableByteDoubleMap	flipUniqueValues()	Return the ByteDoubleMap that is obtained by flipping the direction of this map and making the associations from value to key.
void	forEachKey(DoubleProcedure procedure)	Iterates through each key in the map, invoking the procedure for each.
void	forEachKeyValue(DoubleByteProcedure procedure)	Iterates through each key/value pair in the map, invoking the procedure for each.
byte	get(double key)	Retrieves the value associated with the key.
byte	getAndPut(double key, byte putValue, byte defaultValue)	Retrieves the value associated with the key if one exists; associates a putValue with the key.
protected byte	getEmptyValue()
private byte	getForSentinel(double key, byte ifAbsent)
byte	getIfAbsent(double key, byte ifAbsent)	Retrieves the value associated with the key, returning the specified default value if no such mapping exists.
byte	getIfAbsentPut(double key, byte value)	Retrieves the value associated with the key if one exists; if it does not, associates a value with the key.
byte	getIfAbsentPut(double key, ByteFunction0 function)	Retrieves the value associated with the key if one exists; if it does not, invokes the supplier and associates the result with the key.
<P> byte	getIfAbsentPutWith(double key, ByteFunction<? super P> function, P parameter)	Retrieves the value associated with the key if one exists; if it does not, invokes the value function with the parameter and associates the result with the key.
byte	getIfAbsentPutWithKey(double key, DoubleToByteFunction function)	Retrieves the value associated with the key if one exists; if it does not, associates the result of invoking the value function with the key.
protected int	getOccupiedWithData()
byte	getOrThrow(double key)	Retrieves the value associated with the key, throwing an IllegalStateException if no such mapping exists.
protected AbstractMutableByteValuesMap.SentinelValues	getSentinelValues()
protected int	getTableSize()
protected byte	getValueAtIndex(int index)
int	hashCode()	Follows the same general contract as Map.hashCode().
<V> V	injectInto(V injectedValue, ObjectByteToObjectFunction<? super V, ? extends V> function)
private static boolean	isEmptyKey(double key)
private static boolean	isNonSentinel(double key)
protected boolean	isNonSentinelAtIndex(int index)
private static boolean	isRemovedKey(double key)
MutableDoubleSet	keySet()	Returns a set containing all the keys in this map.
LazyDoubleIterable	keysView()	Returns a view of the keys in this map.
RichIterable<DoubleBytePair>	keyValuesView()	Returns a view of the key/value pairs in this map.
private int	mask(int spread)
private int	maxOccupiedWithData()
static DoubleByteHashMap	newWithKeysValues(double key1, byte value1)
static DoubleByteHashMap	newWithKeysValues(double key1, byte value1, double key2, byte value2)
static DoubleByteHashMap	newWithKeysValues(double key1, byte value1, double key2, byte value2, double key3, byte value3)
static DoubleByteHashMap	newWithKeysValues(double key1, byte value1, double key2, byte value2, double key3, byte value3, double key4, byte value4)
(package private) int	probe(double element)
(package private) int	probeThree(double element, int removedIndex)
(package private) int	probeTwo(double element, int removedIndex)
void	put(double key, byte value)	Associates a value with the specified key.
void	putAll(DoubleByteMap map)	Puts all of the key/value mappings from the specified map into this map.
private void	putForEmptySentinel(byte value)
private void	putForRemovedSentinel(byte value)
void	readExternal(ObjectInput in)
private void	rehash(int newCapacity)
private void	rehashAndGrow()
DoubleByteHashMap	reject(DoubleBytePredicate predicate)	Return a copy of this map containing only the key/value pairs that do not match the predicate.
void	remove(double key)	Removes the mapping associated with the key, if one exists, from the map.
void	removeKey(double key)	Removes the mapping associated with the key, if one exists, from the map.
private void	removeKeyAtIndex(int index)
byte	removeKeyIfAbsent(double key, byte value)	Removes the mapping associated with the key, if one exists, from the map, returning the previously associated value with the key.
DoubleByteHashMap	select(DoubleBytePredicate predicate)	Return a copy of this map containing only the key/value pairs that match the predicate.
protected void	setSentinelValuesNull()
private byte	slowGetIfAbsent(double key, byte ifAbsent)
private byte	slowGetIfAbsentTwo(double key, byte ifAbsent)
private int	smallestPowerOfTwoGreaterThan(int n)
(package private) int	spreadAndMask(double element)
(package private) int	spreadTwoAndMask(double element)
ImmutableDoubleByteMap	toImmutable()	Returns a copy of this map that is immutable (if this map is mutable) or itself if it is already immutable.
String	toString()	Returns a string with the elements of this iterable separated by commas with spaces and enclosed in square brackets.
boolean	trimToSize()
byte	updateValue(double key, byte initialValueIfAbsent, ByteToByteFunction function)	Updates or sets the value associated with the key by applying the function to the existing value, if one exists, or to the specified initial value if one does not.
void	updateValues(DoubleByteToByteFunction function)	Updates the values in-place.
MutableByteCollection	values()	Returns the values in this map as a separate collection.
DoubleByteHashMap	withKeysValues(double key1, byte value1, double key2, byte value2)
DoubleByteHashMap	withKeysValues(double key1, byte value1, double key2, byte value2, double key3, byte value3)
DoubleByteHashMap	withKeysValues(double key1, byte value1, double key2, byte value2, double key3, byte value3, double key4, byte value4)
DoubleByteHashMap	withKeyValue(double key1, byte value1)	Associates a value with the specified key.
DoubleByteHashMap	withoutAllKeys(DoubleIterable keys)	Removes the mappings associated with all the keys, if they exist, from this map.
DoubleByteHashMap	withoutKey(double key)	Removes the mapping associated with the key, if one exists, from this map.
void	writeExternal(ObjectOutput out)

Methods inherited from class AbstractMutableByteValuesMap

addEmptyKeyValue, addRemovedKeyValue, allSatisfy, anySatisfy, appendString, chunk, collect, contains, containsAll, containsValue, count, detectIfNone, each, forEachValue, isEmpty, max, min, notEmpty, reject, removeEmptyKey, removeRemovedKey, select, size, sum, toArray, toArray

Methods inherited from class AbstractByteIterable

asLazy, average, maxIfEmpty, median, minIfEmpty, toBag, toList, toSet, toSortedArray, toSortedList

Methods inherited from class Object

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

Methods inherited from interface ByteIterable

allSatisfy, anySatisfy, asLazy, average, averageIfEmpty, chunk, collect, collectBoolean, collectByte, collectChar, collectDouble, collectFloat, collectInt, collectLong, collectShort, contains, containsAll, containsAll, containsAny, containsAny, containsNone, containsNone, count, detectIfNone, each, flatCollect, forEach, injectIntoBoolean, injectIntoByte, injectIntoChar, injectIntoDouble, injectIntoFloat, injectIntoInt, injectIntoLong, injectIntoShort, max, maxIfEmpty, median, medianIfEmpty, min, minIfEmpty, noneSatisfy, reduce, reduceIfEmpty, reject, select, sum, summaryStatistics, toArray, toArray, toBag, toList, toSet, toSortedArray, toSortedList, toSortedList, toSortedListBy, toSortedListBy

Methods inherited from interface ByteValuesMap

containsValue, forEachValue, tap

Methods inherited from interface DoubleByteMap

injectIntoKeyValue

Methods inherited from interface DoubleKeysMap

isEmpty, notEmpty, size

Methods inherited from interface MutableByteValuesMap

collect, reject, select

Methods inherited from interface MutableDoubleByteMap

putPair, withAllKeyValues

Methods inherited from interface PrimitiveIterable

appendString, appendString, appendString, isEmpty, makeString, makeString, makeString, notEmpty, size

Field Details

EMPTY_VALUE

private static final byte EMPTY_VALUE

See Also:

• Constant Field Values

serialVersionUID

private static final long serialVersionUID

See Also:

• Constant Field Values

EMPTY_KEY

private static final double EMPTY_KEY

See Also:

• Constant Field Values

REMOVED_KEY

private static final double REMOVED_KEY

See Also:

• Constant Field Values

CACHE_LINE_SIZE

private static final int CACHE_LINE_SIZE

See Also:

• Constant Field Values

KEY_SIZE

private static final int KEY_SIZE

See Also:

• Constant Field Values

INITIAL_LINEAR_PROBE

private static final int INITIAL_LINEAR_PROBE

See Also:

• Constant Field Values

DEFAULT_INITIAL_CAPACITY

private static final int DEFAULT_INITIAL_CAPACITY

See Also:

• Constant Field Values

keys

private double[] keys

values

private byte[] values

occupiedWithData

private int occupiedWithData

occupiedWithSentinels

private int occupiedWithSentinels

sentinelValues

private AbstractMutableByteValuesMap.SentinelValues sentinelValues

copyKeysOnWrite

private boolean copyKeysOnWrite

Constructor Details

DoubleByteHashMap

public DoubleByteHashMap()

DoubleByteHashMap

public DoubleByteHashMap(int initialCapacity)

DoubleByteHashMap

public DoubleByteHashMap(DoubleByteMap map)

Method Details

newWithKeysValues

public static DoubleByteHashMap newWithKeysValues(double key1,
 byte value1)

newWithKeysValues

public static DoubleByteHashMap newWithKeysValues(double key1,
 byte value1,
 double key2,
 byte value2)

newWithKeysValues

public static DoubleByteHashMap newWithKeysValues(double key1,
 byte value1,
 double key2,
 byte value2,
 double key3,
 byte value3)

newWithKeysValues

public static DoubleByteHashMap newWithKeysValues(double key1,
 byte value1,
 double key2,
 byte value2,
 double key3,
 byte value3,
 double key4,
 byte value4)

smallestPowerOfTwoGreaterThan

private int smallestPowerOfTwoGreaterThan(int n)

getOccupiedWithData

protected int getOccupiedWithData()

Specified by:

getOccupiedWithData in class AbstractMutableByteValuesMap

getSentinelValues

protected AbstractMutableByteValuesMap.SentinelValues getSentinelValues()

Specified by:

getSentinelValues in class AbstractMutableByteValuesMap

setSentinelValuesNull

protected void setSentinelValuesNull()

Specified by:

setSentinelValuesNull in class AbstractMutableByteValuesMap

getEmptyValue

protected byte getEmptyValue()

Specified by:

getEmptyValue in class AbstractMutableByteValuesMap

getTableSize

protected int getTableSize()

Specified by:

getTableSize in class AbstractMutableByteValuesMap

getValueAtIndex

protected byte getValueAtIndex(int index)

Specified by:

getValueAtIndex in class AbstractMutableByteValuesMap

equals

public boolean equals(Object obj)

Description copied from interface: DoubleByteMap

Follows the same general contract as Map.equals(Object).

Specified by:

equals in interface DoubleByteMap

Overrides:

equals in class Object

hashCode

public int hashCode()

Description copied from interface: DoubleByteMap

Follows the same general contract as Map.hashCode().

Specified by:

hashCode in interface DoubleByteMap

Overrides:

hashCode in class Object

toString

public String toString()

Description copied from interface: PrimitiveIterable

Returns a string with the elements of this iterable separated by commas with spaces and enclosed in square brackets.

Assert.assertEquals("[]", IntLists.mutable.empty().toString());
Assert.assertEquals("[1]", IntLists.mutable.with(1).toString());
Assert.assertEquals("[1, 2, 3]", IntLists.mutable.with(1, 2, 3).toString());

Specified by:

toString in interface DoubleByteMap

Specified by:

toString in interface PrimitiveIterable

Overrides:

toString in class AbstractByteIterable

Returns:

a string representation of this PrimitiveIterable

See Also:

• AbstractCollection.toString()

byteIterator

public MutableByteIterator byteIterator()

Description copied from interface: ByteIterable

Returns a primitive iterator that can be used to iterate over the ByteIterable in an imperative style.

Specified by:

byteIterator in interface ByteIterable

Specified by:

byteIterator in interface MutableByteValuesMap

injectInto

public <V> V injectInto(V injectedValue,
 ObjectByteToObjectFunction<? super V, ? extends V> function)

Specified by:

injectInto in interface ByteIterable

clear

public void clear()

Description copied from interface: MutableByteValuesMap

Removes all entries from this map.

Specified by:

clear in interface MutableByteValuesMap

Specified by:

clear in interface MutableDoubleKeysMap

put

public void put(double key,
 byte value)

Description copied from interface: MutableDoubleByteMap

Associates a value with the specified key. If a value is already associated with the key in this map, it will be replaced with value.

Specified by:

put in interface MutableDoubleByteMap

Parameters:

key - the key

value - the value to associate with value

putForRemovedSentinel

private void putForRemovedSentinel(byte value)

putForEmptySentinel

private void putForEmptySentinel(byte value)

putAll

public void putAll(DoubleByteMap map)

Description copied from interface: MutableDoubleByteMap

Puts all of the key/value mappings from the specified map into this map. If this map already has a value associated with one of the keys in the map, it will be replaced with the value in map.

Specified by:

putAll in interface MutableDoubleByteMap

Parameters:

map - the map to copy into this map

updateValues

public void updateValues(DoubleByteToByteFunction function)

Description copied from interface: MutableDoubleByteMap

Updates the values in-place.

Specified by:

updateValues in interface MutableDoubleByteMap

Parameters:

function - that takes a key and its value and that returns a new value for this key

removeKey

public void removeKey(double key)

Description copied from interface: MutableDoubleByteMap

Removes the mapping associated with the key, if one exists, from the map.

Specified by:

removeKey in interface MutableDoubleByteMap

Specified by:

removeKey in interface MutableDoubleKeysMap

Parameters:

key - the key to remove

See Also:

• MutableDoubleByteMap.remove(double)

remove

public void remove(double key)

Description copied from interface: MutableDoubleByteMap

Removes the mapping associated with the key, if one exists, from the map.

Specified by:

remove in interface MutableDoubleByteMap

Parameters:

key - the key to remove

See Also:

• MutableDoubleByteMap.removeKey(double)

removeKeyIfAbsent

public byte removeKeyIfAbsent(double key,
 byte value)

Description copied from interface: MutableDoubleByteMap

Removes the mapping associated with the key, if one exists, from the map, returning the previously associated value with the key. If no mapping existed for the key, the specified default value is returned.

Specified by:

removeKeyIfAbsent in interface MutableDoubleByteMap

Parameters:

key - the key to remove

value - the default value to return if no mapping for the key exists

Returns:

the value previously associated with the key, if one existed, or value if not

getIfAbsentPut

public byte getIfAbsentPut(double key,
 byte value)

Description copied from interface: MutableDoubleByteMap

Retrieves the value associated with the key if one exists; if it does not, associates a value with the key.

Specified by:

getIfAbsentPut in interface MutableDoubleByteMap

Parameters:

key - the key

value - the value to associate with key if no such mapping exists

Returns:

the value associated with key, if one exists, or value if not

getAndPut

public byte getAndPut(double key,
 byte putValue,
 byte defaultValue)

Description copied from interface: MutableDoubleByteMap

Retrieves the value associated with the key if one exists; associates a putValue with the key.

Specified by:

getAndPut in interface MutableDoubleByteMap

Parameters:

key - the key

putValue - the value to associate with key if no such mapping exists

defaultValue - the value to return if no mapping associated with key exists

Returns:

the value associated with key, if one exists, or defaultValue if not

getIfAbsentPut

public byte getIfAbsentPut(double key,
 ByteFunction0 function)

Description copied from interface: MutableDoubleByteMap

Retrieves the value associated with the key if one exists; if it does not, invokes the supplier and associates the result with the key.

Specified by:

getIfAbsentPut in interface MutableDoubleByteMap

Parameters:

key - the key

function - the supplier that provides the value if no mapping exists for key

Returns:

the value associated with the key, if one exists, or the result of invoking function if not

getIfAbsentPutWith

public <P> byte getIfAbsentPutWith(double key,
 ByteFunction<? super P> function,
 P parameter)

Description copied from interface: MutableDoubleByteMap

Retrieves the value associated with the key if one exists; if it does not, invokes the value function with the parameter and associates the result with the key.

Specified by:

getIfAbsentPutWith in interface MutableDoubleByteMap

Type Parameters:

P - the type of the value function's parameter

Parameters:

key - the key

function - the function that provides the value if no mapping exists. The specified parameter will be passed as the argument to the function.

parameter - the parameter to provide to function if no value exists for key

Returns:

the value associated with the key, if one exists, or the result of invoking function with parameter if not

getIfAbsentPutWithKey

public byte getIfAbsentPutWithKey(double key,
 DoubleToByteFunction function)

Description copied from interface: MutableDoubleByteMap

Retrieves the value associated with the key if one exists; if it does not, associates the result of invoking the value function with the key.

Specified by:

getIfAbsentPutWithKey in interface MutableDoubleByteMap

Parameters:

key - the key

function - the function that provides the value if no mapping exists. The key will be passed as the argument to the function.

Returns:

the value associated with the key, if one exists, or the result of invoking function with key if not

addToValue

public byte addToValue(double key,
 byte toBeAdded)

Description copied from interface: MutableDoubleByteMap

Increments and updates the value associated with the key, if a value exists, or sets the value to be the specified value if one does not.

Specified by:

addToValue in interface MutableDoubleByteMap

Parameters:

key - the key

toBeAdded - the amount to increment the existing value, if one exists, or to use as the initial value if one does not

Returns:

the value after incrementing toBeAdded to the existing value associated with key or toBeAdded if one does not

addKeyValueAtIndex

private void addKeyValueAtIndex(double key,
 byte value,
 int index)

removeKeyAtIndex

private void removeKeyAtIndex(int index)

copyKeys

private void copyKeys()

updateValue

public byte updateValue(double key,
 byte initialValueIfAbsent,
 ByteToByteFunction function)

Description copied from interface: MutableDoubleByteMap

Updates or sets the value associated with the key by applying the function to the existing value, if one exists, or to the specified initial value if one does not.

Specified by:

updateValue in interface MutableDoubleByteMap

Parameters:

key - the key

initialValueIfAbsent - the initial value to supply to the function if no mapping exists for the key

function - the function that returns the updated value based on the current value or the initial value, if no value exists

Returns:

the new value associated with the key, either as a result of applying function to the value already associated with the key or as a result of applying it to initialValueIfAbsent and associating the result with key

withKeyValue

public DoubleByteHashMap withKeyValue(double key1,
 byte value1)

Description copied from interface: MutableDoubleByteMap

Associates a value with the specified key. If a value is already associated with the key in this map, it will be replaced with value.

Specified by:

withKeyValue in interface MutableDoubleByteMap

Parameters:

key1 - the key

value1 - the value to associate with value

Returns:

this map

See Also:

• MutableDoubleByteMap.put(double, byte)

withKeysValues

public DoubleByteHashMap withKeysValues(double key1,
 byte value1,
 double key2,
 byte value2)

withKeysValues

public DoubleByteHashMap withKeysValues(double key1,
 byte value1,
 double key2,
 byte value2,
 double key3,
 byte value3)

withKeysValues

public DoubleByteHashMap withKeysValues(double key1,
 byte value1,
 double key2,
 byte value2,
 double key3,
 byte value3,
 double key4,
 byte value4)

withoutKey

public DoubleByteHashMap withoutKey(double key)

Description copied from interface: MutableDoubleByteMap

Removes the mapping associated with the key, if one exists, from this map.

Specified by:

withoutKey in interface MutableDoubleByteMap

Parameters:

key - the key to remove

Returns:

this map

See Also:

• MutableDoubleByteMap.remove(double)

withoutAllKeys

public DoubleByteHashMap withoutAllKeys(DoubleIterable keys)

Description copied from interface: MutableDoubleByteMap

Removes the mappings associated with all the keys, if they exist, from this map.

Specified by:

withoutAllKeys in interface MutableDoubleByteMap

Parameters:

keys - the keys to remove

Returns:

this map

See Also:

• MutableDoubleByteMap.remove(double)

asUnmodifiable

public MutableDoubleByteMap asUnmodifiable()

Description copied from interface: MutableDoubleByteMap

Returns an unmodifiable view of this map, delegating all read-only operations to this map and throwing an UnsupportedOperationException for all mutating operations. This avoids the overhead of copying the map when calling DoubleByteMap.toImmutable() while still providing immutability.

Specified by:

asUnmodifiable in interface MutableDoubleByteMap

Returns:

an unmodifiable view of this map

asSynchronized

public MutableDoubleByteMap asSynchronized()

Description copied from interface: MutableDoubleByteMap

Returns a synchronized view of this map, delegating all operations to this map but ensuring only one caller has access to the map at a time.

Specified by:

asSynchronized in interface MutableDoubleByteMap

Returns:

a synchronized view of this map

toImmutable

public ImmutableDoubleByteMap toImmutable()

Description copied from interface: DoubleByteMap

Returns a copy of this map that is immutable (if this map is mutable) or itself if it is already immutable.

Specified by:

toImmutable in interface DoubleByteMap

Returns:

an immutable map that is equivalent to this one

get

public byte get(double key)

Description copied from interface: DoubleByteMap

Retrieves the value associated with the key. If no mapping exists for the key, the default value (usually 0) is returned.

Specified by:

get in interface DoubleByteMap

Parameters:

key - the key

Returns:

the value associated with the key, or the default value if no such mapping exists

getIfAbsent

public byte getIfAbsent(double key,
 byte ifAbsent)

Description copied from interface: DoubleByteMap

Retrieves the value associated with the key, returning the specified default value if no such mapping exists.

Specified by:

getIfAbsent in interface DoubleByteMap

Parameters:

key - the key

ifAbsent - the default value to return if no mapping exists for key

Returns:

the value associated with the key, or ifAbsent if no such mapping exists.

getForSentinel

private byte getForSentinel(double key,
 byte ifAbsent)

slowGetIfAbsent

private byte slowGetIfAbsent(double key,
 byte ifAbsent)

fastGetIfAbsent

private byte fastGetIfAbsent(double key,
 byte ifAbsent)

slowGetIfAbsentTwo

private byte slowGetIfAbsentTwo(double key,
 byte ifAbsent)

getOrThrow

public byte getOrThrow(double key)

Description copied from interface: DoubleByteMap

Retrieves the value associated with the key, throwing an IllegalStateException if no such mapping exists.

Specified by:

getOrThrow in interface DoubleByteMap

Parameters:

key - the key

Returns:

the value associated with the key

containsKey

public boolean containsKey(double key)

Description copied from interface: DoubleByteMap

Returns whether or not the key is present in the map.

Specified by:

containsKey in interface DoubleByteMap

Specified by:

containsKey in interface DoubleKeysMap

Parameters:

key - the key

Returns:

if a mapping exists in this map for the key

forEachKey

public void forEachKey(DoubleProcedure procedure)

Description copied from interface: DoubleByteMap

Iterates through each key in the map, invoking the procedure for each.

Specified by:

forEachKey in interface DoubleByteMap

Specified by:

forEachKey in interface DoubleKeysMap

Parameters:

procedure - the procedure to invoke for each key

forEachKeyValue

public void forEachKeyValue(DoubleByteProcedure procedure)

Description copied from interface: DoubleByteMap

Iterates through each key/value pair in the map, invoking the procedure for each.

Specified by:

forEachKeyValue in interface DoubleByteMap

Parameters:

procedure - the procedure to invoke for each key/value pair

allSatisfyKeyValue

public boolean allSatisfyKeyValue(DoubleBytePredicate predicate)

Specified by:

allSatisfyKeyValue in interface DoubleByteMap

Since:

12.0

keysView

public LazyDoubleIterable keysView()

Description copied from interface: DoubleByteMap

Returns a view of the keys in this map. This iterable is backed by the map, so any modifications to the underlying map will be reflected in the keys returned by the iterable.

Specified by:

keysView in interface DoubleByteMap

Returns:

a view of the keys in this map

keyValuesView

public RichIterable<DoubleBytePair> keyValuesView()

Description copied from interface: DoubleByteMap

Returns a view of the key/value pairs in this map. This iterable is backed by the map, so any modifications to the underlying map will be reflected in the pairs returned by the iterable.

Specified by:

keyValuesView in interface DoubleByteMap

Returns:

a view of the keys in this map

flipUniqueValues

public MutableByteDoubleMap flipUniqueValues()

Description copied from interface: DoubleByteMap

Return the ByteDoubleMap that is obtained by flipping the direction of this map and making the associations from value to key.

Specified by:

flipUniqueValues in interface DoubleByteMap

Specified by:

flipUniqueValues in interface MutableDoubleByteMap

select

public DoubleByteHashMap select(DoubleBytePredicate predicate)

Description copied from interface: DoubleByteMap

Return a copy of this map containing only the key/value pairs that match the predicate.

Specified by:

select in interface DoubleByteMap

Specified by:

select in interface MutableDoubleByteMap

Parameters:

predicate - the predicate to determine which key/value pairs in this map should be included in the returned map

Returns:

a copy of this map with the matching key/value pairs

reject

public DoubleByteHashMap reject(DoubleBytePredicate predicate)

Description copied from interface: DoubleByteMap

Return a copy of this map containing only the key/value pairs that do not match the predicate.

Specified by:

reject in interface DoubleByteMap

Specified by:

reject in interface MutableDoubleByteMap

Parameters:

predicate - the predicate to determine which key/value pairs in this map should be excluded from the returned map

Returns:

a copy of this map without the matching key/value pairs

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

trimToSize

public boolean trimToSize()

Since:

12.0

compact

@Deprecated
public void compact()

Deprecated.

since 12.0 - Use trimToSize() instead

Rehashes every element in the set into a new backing table of the smallest possible size and eliminating removed sentinels.

rehashAndGrow

private void rehashAndGrow()

rehash

private void rehash(int newCapacity)

probe

int probe(double element)

probeTwo

int probeTwo(double element,
 int removedIndex)

probeThree

int probeThree(double element,
 int removedIndex)

spreadAndMask

int spreadAndMask(double element)

spreadTwoAndMask

int spreadTwoAndMask(double element)

mask

private int mask(int spread)

allocateTable

protected void allocateTable(int sizeToAllocate)

isEmptyKey

private static boolean isEmptyKey(double key)

isRemovedKey

private static boolean isRemovedKey(double key)

isNonSentinel

private static boolean isNonSentinel(double key)

isNonSentinelAtIndex

protected boolean isNonSentinelAtIndex(int index)

Specified by:

isNonSentinelAtIndex in class AbstractMutableByteValuesMap

maxOccupiedWithData

private int maxOccupiedWithData()

keySet

public MutableDoubleSet keySet()

Description copied from interface: DoubleByteMap

Returns a set containing all the keys in this map. The set is backed by the map, so any modifications to the returned set will affect this map.

Specified by:

keySet in interface DoubleByteMap

Returns:

a mutable set containing the keys in this map

values

public MutableByteCollection values()

Description copied from interface: ByteValuesMap

Returns the values in this map as a separate collection. The returned collection is backed by the map, so any changes made to the returned collection will affect the state of this map.

Specified by:

values in interface ByteValuesMap

Returns:

the values as a collection backed by this map