org.apache.kafka.server.immutable.pcollections

Class PCollectionsImmutableMap<K,V>

java.lang.Object

org.apache.kafka.server.immutable.pcollections.PCollectionsImmutableMap<K,V>

All Implemented Interfaces:

Map<K,V>, ImmutableMap<K,V>

public class PCollectionsImmutableMap<K,V>
extends Object
implements ImmutableMap<K,V>

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor and Description
PCollectionsImmutableMap(org.pcollections.HashPMap<K,V> map)

Method Summary

Modifier and Type	Method and Description
void	clear()
V	compute(K key, BiFunction<? super K,? super V,? extends V> remappingFunction)
V	computeIfAbsent(K key, Function<? super K,? extends V> mappingFunction)
V	computeIfPresent(K key, BiFunction<? super K,? super V,? extends V> remappingFunction)
boolean	containsKey(Object key)
boolean	containsValue(Object value)
static <K,V> PCollectionsImmutableMap<K,V>	empty()
Set<Map.Entry<K,V>>	entrySet()
boolean	equals(Object o)
void	forEach(BiConsumer<? super K,? super V> action)
V	get(Object key)
V	getOrDefault(Object key, V defaultValue)
int	hashCode()
boolean	isEmpty()
Set<K>	keySet()
V	merge(K key, V value, BiFunction<? super V,? super V,? extends V> remappingFunction)
V	put(K key, V value)
void	putAll(Map<? extends K,? extends V> m)
V	putIfAbsent(K key, V value)
V	remove(Object key)
boolean	remove(Object key, Object value)
ImmutableMap<K,V>	removed(K key)
V	replace(K key, V value)
boolean	replace(K key, V oldValue, V newValue)
void	replaceAll(BiFunction<? super K,? super V,? extends V> function)
static <K,V> PCollectionsImmutableMap<K,V>	singleton(K key, V value)
int	size()
String	toString()
ImmutableMap<K,V>	updated(K key, V value)
Collection<V>	values()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PCollectionsImmutableMap

public PCollectionsImmutableMap(org.pcollections.HashPMap<K,V> map)

Method Detail

empty

public static <K,V> PCollectionsImmutableMap<K,V> empty()

Specified by:

empty in interface ImmutableMap<K,V>

Type Parameters:

K - the key type

V - the value type

Returns:

a wrapped hash-based persistent map that is empty

singleton

public static <K,V> PCollectionsImmutableMap<K,V> singleton(K key,
                                                            V value)

Specified by:

singleton in interface ImmutableMap<K,V>

Type Parameters:

K - the key type

V - the value type

Parameters:

key - the key

value - the value

Returns:

a wrapped hash-based persistent map that has a single mapping

updated

public ImmutableMap<K,V> updated(K key,
                                 V value)

Specified by:

updated in interface ImmutableMap<K,V>

Parameters:

key - the key

value - the value

Returns:

a wrapped persistent map that differs from this one in that the given mapping is added (if necessary)

removed

public ImmutableMap<K,V> removed(K key)

Specified by:

removed in interface ImmutableMap<K,V>

Parameters:

key - the key

Returns:

a wrapped persistent map that differs from this one in that the given mapping is removed (if necessary)

size

public int size()

Specified by:

size in interface Map<K,V>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Map<K,V>

containsKey

public boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V>

containsValue

public boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K,V>

get

public V get(Object key)

Specified by:

get in interface Map<K,V>

put

public V put(K key,
             V value)

Specified by:

put in interface Map<K,V>

remove

public V remove(Object key)

Specified by:

remove in interface Map<K,V>

putAll

public void putAll(Map<? extends K,? extends V> m)

Specified by:

putAll in interface Map<K,V>

clear

public void clear()

Specified by:

clear in interface Map<K,V>

keySet

public Set<K> keySet()

Specified by:

keySet in interface Map<K,V>

values

public Collection<V> values()

Specified by:

values in interface Map<K,V>

entrySet

public Set<Map.Entry<K,V>> entrySet()

Specified by:

entrySet in interface Map<K,V>

equals

public boolean equals(Object o)

Specified by:

equals in interface Map<K,V>

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Map<K,V>

Overrides:

hashCode in class Object

getOrDefault

public V getOrDefault(Object key,
                      V defaultValue)

Specified by:

getOrDefault in interface Map<K,V>

forEach

public void forEach(BiConsumer<? super K,? super V> action)

Specified by:

forEach in interface Map<K,V>

replaceAll

public void replaceAll(BiFunction<? super K,? super V,? extends V> function)

Specified by:

replaceAll in interface Map<K,V>

putIfAbsent

public V putIfAbsent(K key,
                     V value)

Specified by:

putIfAbsent in interface Map<K,V>

remove

public boolean remove(Object key,
                      Object value)

Specified by:

remove in interface Map<K,V>

replace

public boolean replace(K key,
                       V oldValue,
                       V newValue)

Specified by:

replace in interface Map<K,V>

replace

public V replace(K key,
                 V value)

Specified by:

replace in interface Map<K,V>

computeIfAbsent

public V computeIfAbsent(K key,
                         Function<? super K,? extends V> mappingFunction)

Specified by:

computeIfAbsent in interface Map<K,V>

computeIfPresent

public V computeIfPresent(K key,
                          BiFunction<? super K,? super V,? extends V> remappingFunction)

Specified by:

computeIfPresent in interface Map<K,V>

compute

public V compute(K key,
                 BiFunction<? super K,? super V,? extends V> remappingFunction)

Specified by:

compute in interface Map<K,V>

merge

public V merge(K key,
               V value,
               BiFunction<? super V,? super V,? extends V> remappingFunction)

Specified by:

merge in interface Map<K,V>

toString

public String toString()

Overrides:

toString in class Object