Package org.cactoos.map

Class MapEnvelope<X,Y>

java.lang.Object

org.cactoos.map.MapEnvelope<X,Y>

Type Parameters:

X - Type of key

Y - Type of value

All Implemented Interfaces:

Map<X,Y>

Direct Known Subclasses:

Grouped, MapOf, Merged, Synced

public abstract class MapEnvelope<X,Y>
extends Object
implements Map<X,Y>

Map envelope.

There is no thread-safety guarantee.

Since:

0.24

Nested Class Summary

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

Map.Entry<K extends Object,V extends Object>

Constructor Summary

Constructors

Constructor	Description
MapEnvelope(Map<X,Y> original)	Ctor.

Method Summary

Modifier and Type	Method	Description
void	clear()
boolean	containsKey(Object key)
boolean	containsValue(Object value)
Set<Map.Entry<X,Y>>	entrySet()
boolean	equals(Object other)
Y	get(Object key)
int	hashCode()
boolean	isEmpty()
Set<X>	keySet()
Y	put(X key, Y value)
void	putAll(Map<? extends X,? extends Y> extra)
Y	remove(Object key)
int	size()
String	toString()
Collection<Y>	values()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

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

Constructor Detail

MapEnvelope

public MapEnvelope(Map<X,Y> original)

Ctor.

Parameters:

original - The original map.

Method Detail

size

public final int size()

Specified by:

size in interface Map<X,Y>

isEmpty

public final boolean isEmpty()

Specified by:

isEmpty in interface Map<X,Y>

containsKey

public final boolean containsKey(Object key)

Specified by:

containsKey in interface Map<X,Y>

containsValue

public final boolean containsValue(Object value)

Specified by:

containsValue in interface Map<X,Y>

get

public final Y get(Object key)

Specified by:

get in interface Map<X,Y>

put

public final Y put(X key,
                   Y value)

Specified by:

put in interface Map<X,Y>

remove

public final Y remove(Object key)

Specified by:

remove in interface Map<X,Y>

putAll

public final void putAll(Map<? extends X,? extends Y> extra)

Specified by:

putAll in interface Map<X,Y>

clear

public final void clear()

Specified by:

clear in interface Map<X,Y>

keySet

public final Set<X> keySet()

Specified by:

keySet in interface Map<X,Y>

values

public final Collection<Y> values()

Specified by:

values in interface Map<X,Y>

entrySet

public final Set<Map.Entry<X,Y>> entrySet()

Specified by:

entrySet in interface Map<X,Y>

toString

public final String toString()

Overrides:

toString in class Object

equals

public final boolean equals(Object other)

Specified by:

equals in interface Map<X,Y>

Overrides:

equals in class Object

hashCode

public final int hashCode()

Specified by:

hashCode in interface Map<X,Y>

Overrides:

hashCode in class Object