org.cactoos.map

Class MapNoNulls<K,V>

java.lang.Object

org.cactoos.map.MapNoNulls<K,V>

Type Parameters:

K - Type of key

V - Type of value

All Implemented Interfaces:

Map<K,V>

public class MapNoNulls<K,V>
extends Object
implements Map<K,V>

A decorator of Map that tolerates no NULLs.

There is no thread-safety guarantee.

Since:

0.27

Version:

$Id: 4bcf6e6aa9153c74d07dcf05361ecc2e9983083a $

Author:

Yegor Bugayenko ([email protected])

Nested Class Summary

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

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor and Description
MapNoNulls(Map<K,V> origin) Ctor.

Method Summary

Modifier and Type	Method and Description
void	clear()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<K,V>>	entrySet()
V	get(Object key)
boolean	isEmpty()
Set<K>	keySet()
V	put(K key, V value)
void	putAll(Map<? extends K,? extends V> items)
V	remove(Object key)
int	size()
Collection<V>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll

Constructor Detail

MapNoNulls

public MapNoNulls(Map<K,V> origin)

Ctor.

Parameters:

origin - The scalar

Method Detail

size

public final int size()

Specified by:

size in interface Map<K,V>

isEmpty

public final boolean isEmpty()

Specified by:

isEmpty in interface Map<K,V>

containsKey

public final boolean containsKey(Object key)

Specified by:

containsKey in interface Map<K,V>

containsValue

public final boolean containsValue(Object value)

Specified by:

containsValue in interface Map<K,V>

get

public final V get(Object key)

Specified by:

get in interface Map<K,V>

put

public final V put(K key,
                   V value)

Specified by:

put in interface Map<K,V>

remove

public final V remove(Object key)

Specified by:

remove in interface Map<K,V>

putAll

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

Specified by:

putAll in interface Map<K,V>

clear

public final void clear()

Specified by:

clear in interface Map<K,V>

keySet

public final Set<K> keySet()

Specified by:

keySet in interface Map<K,V>

values

public final Collection<V> values()

Specified by:

values in interface Map<K,V>

entrySet

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

Specified by:

entrySet in interface Map<K,V>