MapView<K, V> class

Wrapper around a class that implements Map that only exposes Map members.

Wrapper around a class that implements Map that only exposes Map members.

A simple wrapper that delegates all Map members to the map provided in the constructor.

Base for delegating map implementations like UnmodifiableMapView.

Implements
Implemented by

Constructors

MapView(Map<K,V> map)
const

Instance Properties

isEmpty bool
read-only
isNotEmpty bool
read-only
length int
read-only
keys Iterable<K>
read-only
values Iterable<V>
read-only

Instance Methods

addAll(Map<K,V> other) → void
Adds all key-value pairs of [other] to this map.
clear() → void
Removes all pairs from the map.
putIfAbsent(K key, V ifAbsent()) → V
Look up the value of [key], or add a new value if it isn't there.
containsKey(Object key) → bool
Returns true if this map contains the given [key].
containsValue(Object value) → bool
Returns true if this map contains the given [value].
forEach(void action(K key, V value)) → void
Applies [f] to each key-value pair of the map.
remove(Object key) → V
Removes [key] and its associated value, if present, from the map.
toString() → String
Returns a string representation of this object.

Operators

operator [](Object key) → V
Returns the value for the given [key] or null if [key] is not in the map.
operator []=(K key, V value) → void
Associates the [key] with the given [value].