Class ByteByteHashMap
- java.lang.Object
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- org.eclipse.collections.impl.primitive.AbstractByteIterable
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- org.eclipse.collections.impl.map.mutable.primitive.AbstractMutableByteValuesMap
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- org.eclipse.collections.impl.map.mutable.primitive.ByteByteHashMap
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- All Implemented Interfaces:
java.io.Externalizable
,java.io.Serializable
,ByteIterable
,ByteByteMap
,ByteValuesMap
,MutableByteByteMap
,MutableByteValuesMap
,PrimitiveIterable
,MutableByteKeysMap
,ByteKeysMap
public class ByteByteHashMap extends AbstractMutableByteValuesMap implements MutableByteByteMap, java.io.Externalizable, MutableByteKeysMap
This file was automatically generated from template file primitivePrimitiveHashMap.stg.- Since:
- 3.0.
- See Also:
- Serialized Form
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Nested Class Summary
Nested Classes Modifier and Type Class Description private class
ByteByteHashMap.InternalByteIterator
private class
ByteByteHashMap.KeySet
private class
ByteByteHashMap.KeySetIterator
private class
ByteByteHashMap.KeysView
private class
ByteByteHashMap.KeyValuesView
private class
ByteByteHashMap.ValuesCollection
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Nested classes/interfaces inherited from class org.eclipse.collections.impl.map.mutable.primitive.AbstractMutableByteValuesMap
AbstractMutableByteValuesMap.AbstractByteValuesCollection, AbstractMutableByteValuesMap.SentinelValues
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Field Summary
Fields Modifier and Type Field Description private static int
CACHE_LINE_SIZE
private boolean
copyKeysOnWrite
private static int
DEFAULT_INITIAL_CAPACITY
private static byte
EMPTY_KEY
private static byte
EMPTY_VALUE
private static int
INITIAL_LINEAR_PROBE
private static int
KEY_SIZE
private byte[]
keysValues
private int
occupiedWithData
private int
occupiedWithSentinels
private static byte
REMOVED_KEY
private AbstractMutableByteValuesMap.SentinelValues
sentinelValues
private static long
serialVersionUID
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Constructor Summary
Constructors Constructor Description ByteByteHashMap()
ByteByteHashMap(int initialCapacity)
ByteByteHashMap(ByteByteMap map)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description private void
addKeyValueAtIndex(byte key, byte value, int index)
byte
addToValue(byte 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)
MutableByteByteMap
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.MutableByteByteMap
asUnmodifiable()
Returns an unmodifiable view of this map, delegating all read-only operations to this map and throwing anUnsupportedOperationException
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()
Rehashes every element in the set into a new backing table of the smallest possible size and eliminating removed sentinels.boolean
containsKey(byte key)
Returns whether or not the key is present in the map.private void
copyKeys()
boolean
equals(java.lang.Object obj)
Follows the same general contract asMap.equals(Object)
.MutableByteByteMap
flipUniqueValues()
Return the ByteByteMap that is obtained by flipping the direction of this map and making the associations from value to key.void
forEachKey(ByteProcedure procedure)
Iterates through each key in the map, invoking the procedure for each.void
forEachKeyValue(ByteByteProcedure procedure)
Iterates through each key/value pair in the map, invoking the procedure for each.byte
get(byte key)
Retrieves the value associated with the key.byte
getAndPut(byte 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(byte key, byte ifAbsent)
byte
getIfAbsent(byte key, byte ifAbsent)
Retrieves the value associated with the key, returning the specified default value if no such mapping exists.byte
getIfAbsentPut(byte 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(byte 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(byte 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(byte key, ByteToByteFunction 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(byte key)
Retrieves the value associated with the key, throwing anIllegalStateException
if no such mapping exists.protected AbstractMutableByteValuesMap.SentinelValues
getSentinelValues()
protected int
getTableSize()
protected byte
getValueAtIndex(int index)
int
hashCode()
Follows the same general contract asMap.hashCode()
.<V> V
injectInto(V injectedValue, ObjectByteToObjectFunction<? super V,? extends V> function)
private static boolean
isEmptyKey(byte key)
private static boolean
isNonSentinel(byte key)
protected boolean
isNonSentinelAtIndex(int index)
private static boolean
isRemovedKey(byte key)
MutableByteSet
keySet()
Returns a set containing all the keys in this map.LazyByteIterable
keysView()
Returns a view of the keys in this map.RichIterable<ByteBytePair>
keyValuesView()
Returns a view of the key/value pairs in this map.private int
mask(int spread)
private int
maxOccupiedWithData()
static ByteByteHashMap
newWithKeysValues(byte key1, byte value1)
static ByteByteHashMap
newWithKeysValues(byte key1, byte value1, byte key2, byte value2)
static ByteByteHashMap
newWithKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3)
static ByteByteHashMap
newWithKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3, byte key4, byte value4)
(package private) int
probe(byte element)
void
put(byte key, byte value)
Associates a value with the specified key.void
putAll(ByteByteMap 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(java.io.ObjectInput in)
private void
rehash(int newCapacity)
private void
rehashAndGrow()
ByteByteHashMap
reject(ByteBytePredicate predicate)
Return a copy of this map containing only the key/value pairs that do not match the predicate.void
remove(byte key)
Removes the mapping associated with the key, if one exists, from the map.void
removeKey(byte key)
Removes the mapping associated with the key, if one exists, from the map.private void
removeKeyAtIndex(int index)
byte
removeKeyIfAbsent(byte key, byte value)
Removes the mapping associated with the key, if one exists, from the map, returning the previously associated value with the key.ByteByteHashMap
select(ByteBytePredicate predicate)
Return a copy of this map containing only the key/value pairs that match the predicate.protected void
setSentinelValuesNull()
private byte
slowGetIfAbsent(byte key, byte ifAbsent)
private int
smallestPowerOfTwoGreaterThan(int n)
(package private) int
spreadAndMask(byte element)
ImmutableByteByteMap
toImmutable()
Returns a copy of this map that is immutable (if this map is mutable) or itself if it is already immutable.java.lang.String
toString()
Returns a string with the elements of this iterable separated by commas with spaces and enclosed in square brackets.byte
updateValue(byte 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(ByteByteToByteFunction function)
Updates the values in-place.MutableByteCollection
values()
Returns the values in this map as a separate collection.ByteByteHashMap
withKeysValues(byte key1, byte value1, byte key2, byte value2)
ByteByteHashMap
withKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3)
ByteByteHashMap
withKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3, byte key4, byte value4)
ByteByteHashMap
withKeyValue(byte key1, byte value1)
Associates a value with the specified key.ByteByteHashMap
withoutAllKeys(ByteIterable keys)
Removes the mappings associated with all the keys, if they exist, from this map.ByteByteHashMap
withoutKey(byte key)
Removes the mapping associated with the key, if one exists, from this map.void
writeExternal(java.io.ObjectOutput out)
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Methods inherited from class org.eclipse.collections.impl.map.mutable.primitive.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
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Methods inherited from class org.eclipse.collections.impl.primitive.AbstractByteIterable
asLazy, average, maxIfEmpty, median, minIfEmpty, toBag, toList, toSet, toSortedArray, toSortedList
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.eclipse.collections.api.map.primitive.ByteByteMap
injectIntoKeyValue
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Methods inherited from interface org.eclipse.collections.api.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
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Methods inherited from interface org.eclipse.collections.impl.map.primitive.ByteKeysMap
isEmpty, notEmpty, size
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Methods inherited from interface org.eclipse.collections.api.map.primitive.ByteValuesMap
containsValue, forEachValue, tap
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Methods inherited from interface org.eclipse.collections.api.map.primitive.MutableByteByteMap
putPair, withAllKeyValues
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Methods inherited from interface org.eclipse.collections.api.map.primitive.MutableByteValuesMap
collect, reject, select
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Methods inherited from interface org.eclipse.collections.api.PrimitiveIterable
appendString, appendString, appendString, isEmpty, makeString, makeString, makeString, notEmpty, size
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Field Detail
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EMPTY_VALUE
private static final byte EMPTY_VALUE
- See Also:
- Constant Field Values
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serialVersionUID
private static final long serialVersionUID
- See Also:
- Constant Field Values
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EMPTY_KEY
private static final byte EMPTY_KEY
- See Also:
- Constant Field Values
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REMOVED_KEY
private static final byte REMOVED_KEY
- See Also:
- Constant Field Values
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CACHE_LINE_SIZE
private static final int CACHE_LINE_SIZE
- See Also:
- Constant Field Values
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KEY_SIZE
private static final int KEY_SIZE
- See Also:
- Constant Field Values
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INITIAL_LINEAR_PROBE
private static final int INITIAL_LINEAR_PROBE
- See Also:
- Constant Field Values
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DEFAULT_INITIAL_CAPACITY
private static final int DEFAULT_INITIAL_CAPACITY
- See Also:
- Constant Field Values
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keysValues
private byte[] keysValues
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occupiedWithData
private int occupiedWithData
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occupiedWithSentinels
private int occupiedWithSentinels
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sentinelValues
private AbstractMutableByteValuesMap.SentinelValues sentinelValues
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copyKeysOnWrite
private boolean copyKeysOnWrite
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Constructor Detail
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ByteByteHashMap
public ByteByteHashMap()
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ByteByteHashMap
public ByteByteHashMap(int initialCapacity)
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ByteByteHashMap
public ByteByteHashMap(ByteByteMap map)
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Method Detail
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newWithKeysValues
public static ByteByteHashMap newWithKeysValues(byte key1, byte value1)
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newWithKeysValues
public static ByteByteHashMap newWithKeysValues(byte key1, byte value1, byte key2, byte value2)
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newWithKeysValues
public static ByteByteHashMap newWithKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3)
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newWithKeysValues
public static ByteByteHashMap newWithKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3, byte key4, byte value4)
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smallestPowerOfTwoGreaterThan
private int smallestPowerOfTwoGreaterThan(int n)
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getOccupiedWithData
protected int getOccupiedWithData()
- Specified by:
getOccupiedWithData
in classAbstractMutableByteValuesMap
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getSentinelValues
protected AbstractMutableByteValuesMap.SentinelValues getSentinelValues()
- Specified by:
getSentinelValues
in classAbstractMutableByteValuesMap
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setSentinelValuesNull
protected void setSentinelValuesNull()
- Specified by:
setSentinelValuesNull
in classAbstractMutableByteValuesMap
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getEmptyValue
protected byte getEmptyValue()
- Specified by:
getEmptyValue
in classAbstractMutableByteValuesMap
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getTableSize
protected int getTableSize()
- Specified by:
getTableSize
in classAbstractMutableByteValuesMap
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getValueAtIndex
protected byte getValueAtIndex(int index)
- Specified by:
getValueAtIndex
in classAbstractMutableByteValuesMap
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equals
public boolean equals(java.lang.Object obj)
Description copied from interface:ByteByteMap
Follows the same general contract asMap.equals(Object)
.- Specified by:
equals
in interfaceByteByteMap
- Overrides:
equals
in classjava.lang.Object
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hashCode
public int hashCode()
Description copied from interface:ByteByteMap
Follows the same general contract asMap.hashCode()
.- Specified by:
hashCode
in interfaceByteByteMap
- Overrides:
hashCode
in classjava.lang.Object
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toString
public java.lang.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 interfaceByteByteMap
- Specified by:
toString
in interfacePrimitiveIterable
- Overrides:
toString
in classAbstractByteIterable
- Returns:
- a string representation of this PrimitiveIterable
- See Also:
AbstractCollection.toString()
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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 interfaceByteIterable
- Specified by:
byteIterator
in interfaceMutableByteValuesMap
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injectInto
public <V> V injectInto(V injectedValue, ObjectByteToObjectFunction<? super V,? extends V> function)
- Specified by:
injectInto
in interfaceByteIterable
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clear
public void clear()
Description copied from interface:MutableByteValuesMap
Removes all entries from this map.- Specified by:
clear
in interfaceMutableByteKeysMap
- Specified by:
clear
in interfaceMutableByteValuesMap
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put
public void put(byte key, byte value)
Description copied from interface:MutableByteByteMap
Associates a value with the specified key. If a value is already associated with the key in this map, it will be replaced withvalue
.- Specified by:
put
in interfaceMutableByteByteMap
- Parameters:
key
- the keyvalue
- the value to associate withvalue
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putForRemovedSentinel
private void putForRemovedSentinel(byte value)
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putForEmptySentinel
private void putForEmptySentinel(byte value)
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putAll
public void putAll(ByteByteMap map)
Description copied from interface:MutableByteByteMap
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 inmap
.- Specified by:
putAll
in interfaceMutableByteByteMap
- Parameters:
map
- the map to copy into this map
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updateValues
public void updateValues(ByteByteToByteFunction function)
Description copied from interface:MutableByteByteMap
Updates the values in-place.- Specified by:
updateValues
in interfaceMutableByteByteMap
- Parameters:
function
- that takes a key and its value and that returns a new value for this key
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removeKey
public void removeKey(byte key)
Description copied from interface:MutableByteByteMap
Removes the mapping associated with the key, if one exists, from the map.- Specified by:
removeKey
in interfaceMutableByteByteMap
- Specified by:
removeKey
in interfaceMutableByteKeysMap
- Parameters:
key
- the key to remove- See Also:
MutableByteByteMap.remove(byte)
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remove
public void remove(byte key)
Description copied from interface:MutableByteByteMap
Removes the mapping associated with the key, if one exists, from the map.- Specified by:
remove
in interfaceMutableByteByteMap
- Parameters:
key
- the key to remove- See Also:
MutableByteByteMap.removeKey(byte)
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removeKeyIfAbsent
public byte removeKeyIfAbsent(byte key, byte value)
Description copied from interface:MutableByteByteMap
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 interfaceMutableByteByteMap
- Parameters:
key
- the key to removevalue
- 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
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getIfAbsentPut
public byte getIfAbsentPut(byte key, byte value)
Description copied from interface:MutableByteByteMap
Retrieves the value associated with the key if one exists; if it does not, associates a value with the key.- Specified by:
getIfAbsentPut
in interfaceMutableByteByteMap
- Parameters:
key
- the keyvalue
- the value to associate withkey
if no such mapping exists- Returns:
- the value associated with key, if one exists, or
value
if not
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getAndPut
public byte getAndPut(byte key, byte putValue, byte defaultValue)
Description copied from interface:MutableByteByteMap
Retrieves the value associated with the key if one exists; associates a putValue with the key.- Specified by:
getAndPut
in interfaceMutableByteByteMap
- Parameters:
key
- the keyputValue
- the value to associate withkey
if no such mapping existsdefaultValue
- the value to return if no mapping associated withkey
exists- Returns:
- the value associated with key, if one exists, or
defaultValue
if not
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getIfAbsentPut
public byte getIfAbsentPut(byte key, ByteFunction0 function)
Description copied from interface:MutableByteByteMap
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 interfaceMutableByteByteMap
- Parameters:
key
- the keyfunction
- the supplier that provides the value if no mapping exists forkey
- Returns:
- the value associated with the key, if one exists, or the result of
invoking
function
if not
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getIfAbsentPutWith
public <P> byte getIfAbsentPutWith(byte key, ByteFunction<? super P> function, P parameter)
Description copied from interface:MutableByteByteMap
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 interfaceMutableByteByteMap
- Type Parameters:
P
- the type of the value function'sparameter
- Parameters:
key
- the keyfunction
- the function that provides the value if no mapping exists. The specifiedparameter
will be passed as the argument to the function.parameter
- the parameter to provide tofunction
if no value exists forkey
- Returns:
- the value associated with the key, if one exists, or the result of
invoking
function
withparameter
if not
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getIfAbsentPutWithKey
public byte getIfAbsentPutWithKey(byte key, ByteToByteFunction function)
Description copied from interface:MutableByteByteMap
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 interfaceMutableByteByteMap
- Parameters:
key
- the keyfunction
- the function that provides the value if no mapping exists. Thekey
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
withkey
if not
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addToValue
public byte addToValue(byte key, byte toBeAdded)
Description copied from interface:MutableByteByteMap
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 interfaceMutableByteByteMap
- Parameters:
key
- the keytoBeAdded
- 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 withkey
ortoBeAdded
if one does not
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addKeyValueAtIndex
private void addKeyValueAtIndex(byte key, byte value, int index)
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removeKeyAtIndex
private void removeKeyAtIndex(int index)
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copyKeys
private void copyKeys()
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updateValue
public byte updateValue(byte key, byte initialValueIfAbsent, ByteToByteFunction function)
Description copied from interface:MutableByteByteMap
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 interfaceMutableByteByteMap
- Parameters:
key
- the keyinitialValueIfAbsent
- the initial value to supply to the function if no mapping exists for the keyfunction
- 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 toinitialValueIfAbsent
and associating the result withkey
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withKeyValue
public ByteByteHashMap withKeyValue(byte key1, byte value1)
Description copied from interface:MutableByteByteMap
Associates a value with the specified key. If a value is already associated with the key in this map, it will be replaced withvalue
.- Specified by:
withKeyValue
in interfaceMutableByteByteMap
- Parameters:
key1
- the keyvalue1
- the value to associate withvalue
- Returns:
- this map
- See Also:
MutableByteByteMap.put(byte, byte)
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withKeysValues
public ByteByteHashMap withKeysValues(byte key1, byte value1, byte key2, byte value2)
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withKeysValues
public ByteByteHashMap withKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3)
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withKeysValues
public ByteByteHashMap withKeysValues(byte key1, byte value1, byte key2, byte value2, byte key3, byte value3, byte key4, byte value4)
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withoutKey
public ByteByteHashMap withoutKey(byte key)
Description copied from interface:MutableByteByteMap
Removes the mapping associated with the key, if one exists, from this map.- Specified by:
withoutKey
in interfaceMutableByteByteMap
- Parameters:
key
- the key to remove- Returns:
- this map
- See Also:
MutableByteByteMap.remove(byte)
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withoutAllKeys
public ByteByteHashMap withoutAllKeys(ByteIterable keys)
Description copied from interface:MutableByteByteMap
Removes the mappings associated with all the keys, if they exist, from this map.- Specified by:
withoutAllKeys
in interfaceMutableByteByteMap
- Parameters:
keys
- the keys to remove- Returns:
- this map
- See Also:
MutableByteByteMap.remove(byte)
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asUnmodifiable
public MutableByteByteMap asUnmodifiable()
Description copied from interface:MutableByteByteMap
Returns an unmodifiable view of this map, delegating all read-only operations to this map and throwing anUnsupportedOperationException
for all mutating operations. This avoids the overhead of copying the map when callingByteByteMap.toImmutable()
while still providing immutability.- Specified by:
asUnmodifiable
in interfaceMutableByteByteMap
- Returns:
- an unmodifiable view of this map
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asSynchronized
public MutableByteByteMap asSynchronized()
Description copied from interface:MutableByteByteMap
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 interfaceMutableByteByteMap
- Returns:
- a synchronized view of this map
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toImmutable
public ImmutableByteByteMap toImmutable()
Description copied from interface:ByteByteMap
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 interfaceByteByteMap
- Returns:
- an immutable map that is equivalent to this one
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get
public byte get(byte key)
Description copied from interface:ByteByteMap
Retrieves the value associated with the key. If no mapping exists for the key, the default value (usually0
) is returned.- Specified by:
get
in interfaceByteByteMap
- Parameters:
key
- the key- Returns:
- the value associated with the key, or the default value if no such mapping exists
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getIfAbsent
public byte getIfAbsent(byte key, byte ifAbsent)
Description copied from interface:ByteByteMap
Retrieves the value associated with the key, returning the specified default value if no such mapping exists.- Specified by:
getIfAbsent
in interfaceByteByteMap
- Parameters:
key
- the keyifAbsent
- the default value to return if no mapping exists forkey
- Returns:
- the value associated with the key, or
ifAbsent
if no such mapping exists.
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getForSentinel
private byte getForSentinel(byte key, byte ifAbsent)
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slowGetIfAbsent
private byte slowGetIfAbsent(byte key, byte ifAbsent)
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getOrThrow
public byte getOrThrow(byte key)
Description copied from interface:ByteByteMap
Retrieves the value associated with the key, throwing anIllegalStateException
if no such mapping exists.- Specified by:
getOrThrow
in interfaceByteByteMap
- Parameters:
key
- the key- Returns:
- the value associated with the key
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containsKey
public boolean containsKey(byte key)
Description copied from interface:ByteByteMap
Returns whether or not the key is present in the map.- Specified by:
containsKey
in interfaceByteByteMap
- Specified by:
containsKey
in interfaceByteKeysMap
- Parameters:
key
- the key- Returns:
- if a mapping exists in this map for the key
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forEachKey
public void forEachKey(ByteProcedure procedure)
Description copied from interface:ByteByteMap
Iterates through each key in the map, invoking the procedure for each.- Specified by:
forEachKey
in interfaceByteByteMap
- Specified by:
forEachKey
in interfaceByteKeysMap
- Parameters:
procedure
- the procedure to invoke for each key
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forEachKeyValue
public void forEachKeyValue(ByteByteProcedure procedure)
Description copied from interface:ByteByteMap
Iterates through each key/value pair in the map, invoking the procedure for each.- Specified by:
forEachKeyValue
in interfaceByteByteMap
- Parameters:
procedure
- the procedure to invoke for each key/value pair
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keysView
public LazyByteIterable keysView()
Description copied from interface:ByteByteMap
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 interfaceByteByteMap
- Returns:
- a view of the keys in this map
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keyValuesView
public RichIterable<ByteBytePair> keyValuesView()
Description copied from interface:ByteByteMap
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 interfaceByteByteMap
- Returns:
- a view of the keys in this map
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flipUniqueValues
public MutableByteByteMap flipUniqueValues()
Description copied from interface:ByteByteMap
Return the ByteByteMap that is obtained by flipping the direction of this map and making the associations from value to key.- Specified by:
flipUniqueValues
in interfaceByteByteMap
- Specified by:
flipUniqueValues
in interfaceMutableByteByteMap
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select
public ByteByteHashMap select(ByteBytePredicate predicate)
Description copied from interface:ByteByteMap
Return a copy of this map containing only the key/value pairs that match the predicate.- Specified by:
select
in interfaceByteByteMap
- Specified by:
select
in interfaceMutableByteByteMap
- 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
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reject
public ByteByteHashMap reject(ByteBytePredicate predicate)
Description copied from interface:ByteByteMap
Return a copy of this map containing only the key/value pairs that do not match the predicate.- Specified by:
reject
in interfaceByteByteMap
- Specified by:
reject
in interfaceMutableByteByteMap
- 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
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writeExternal
public void writeExternal(java.io.ObjectOutput out) throws java.io.IOException
- Specified by:
writeExternal
in interfacejava.io.Externalizable
- Throws:
java.io.IOException
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readExternal
public void readExternal(java.io.ObjectInput in) throws java.io.IOException, java.lang.ClassNotFoundException
- Specified by:
readExternal
in interfacejava.io.Externalizable
- Throws:
java.io.IOException
java.lang.ClassNotFoundException
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compact
public void compact()
Rehashes every element in the set into a new backing table of the smallest possible size and eliminating removed sentinels.
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rehashAndGrow
private void rehashAndGrow()
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rehash
private void rehash(int newCapacity)
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probe
int probe(byte element)
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spreadAndMask
int spreadAndMask(byte element)
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mask
private int mask(int spread)
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allocateTable
protected void allocateTable(int sizeToAllocate)
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isEmptyKey
private static boolean isEmptyKey(byte key)
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isRemovedKey
private static boolean isRemovedKey(byte key)
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isNonSentinel
private static boolean isNonSentinel(byte key)
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isNonSentinelAtIndex
protected boolean isNonSentinelAtIndex(int index)
- Specified by:
isNonSentinelAtIndex
in classAbstractMutableByteValuesMap
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maxOccupiedWithData
private int maxOccupiedWithData()
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keySet
public MutableByteSet keySet()
Description copied from interface:ByteByteMap
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 interfaceByteByteMap
- Returns:
- a mutable set containing the keys in this map
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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 interfaceByteValuesMap
- Returns:
- the values as a collection backed by this map
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