Mapping.EmptyMapping (bedrock 2020.09.25 API)

java.lang.Object

de.scravy.bedrock.Mapping.EmptyMapping<K,V>

All Implemented Interfaces:: ExtendedIterable<Pair<K,V>>, Function1<K,V>, HasLengthAtLeast, Mapping<K,V>, Iterable<Pair<K,V>>, Function<K,V>

Enclosing interface:: Mapping<From,To>

public static class Mapping.EmptyMapping<K,V>
extends Object
implements Mapping<K,V>

Nested Class Summary

Nested classes/interfaces inherited from interface de.scravy.bedrock.ExtendedIterable
ExtendedIterable.ForEachWithIndexConsumer<T>

Nested classes/interfaces inherited from interface de.scravy.bedrock.Mapping
Mapping.EmptyMapping<K,V>
Constructor Summary

Constructors

Constructor Description

EmptyMapping()

Method Summary

Modifier and Type	Method	Description
`boolean`	`equals(Object obj)`
`Optional<V>`	`get(K key)`	Retrieves the value associated with the given key or Optional.empty() if the key is not mapped to any value.
`int`	`hashCode()`
`Seq<K>`	`keys()`

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.scravy.bedrock.ExtendedIterable

forEachWithIndex, lengthAtLeast

Methods inherited from interface java.util.function.Function

andThen, compose

Methods inherited from interface de.scravy.bedrock.Function1

bind

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface de.scravy.bedrock.Mapping

apply, forEach, getOrElse, getOrNull, isEmpty, iterator, size, stream, toMap, values

Constructor Details
- EmptyMapping
  
  public EmptyMapping()
Method Details
- get
  
  @Nonnull public Optional<V> get(K key)
  
  Description copied from interface: Mapping
  
  Retrieves the value associated with the given key or Optional.empty() if the key is not mapped to any value.
  
  Specified by:
  
  get in interface Mapping<K,V>
  
  Parameters:
  
  key - The key.
  
  Returns:
  
  The value which the given key is mapped to.
- keys
  
  public Seq<K> keys()
  
  Specified by:
  
  keys in interface Mapping<K,V>
- equals
  
  public boolean equals(Object obj)
  
  Overrides:
  
  equals in class Object
- hashCode
  
  public int hashCode()
  
  Overrides:
  
  hashCode in class Object