Package org.apache.commons.collections4.keyvalue

Class DefaultMapEntry<K,​V>

  • Type Parameters:
    K - the type of keys
    V - the type of mapped values
    All Implemented Interfaces:
    java.util.Map.Entry<K,​V>, KeyValue<K,​V>
    public final class DefaultMapEntry<K,​V>
extends AbstractMapEntry<K,​V>
    A restricted implementation of Map.Entry that prevents the Map.Entry contract from being broken.
    Since:
    3.0

    • Constructor Summary

      Constructors 
      Constructor Description
      DefaultMapEntry​(java.util.Map.Entry<? extends K,​? extends V> entry)
      Constructs a new entry from the specified Map.Entry.
      DefaultMapEntry​(K key, V value)
      Constructs a new entry with the specified key and given value.
      DefaultMapEntry​(KeyValue<? extends K,​? extends V> pair)
      Constructs a new entry from the specified KeyValue.

    • Method Summary

      • Methods inherited from class java.lang.Object

        getClass, notify, notifyAll, wait, wait, wait

      • Methods inherited from interface java.util.Map.Entry

        getKey, getValue

    • Constructor Detail

      • DefaultMapEntry

        public DefaultMapEntry​(K key,
                       V value)
        Constructs a new entry with the specified key and given value.
        Parameters:
        key - the key for the entry, may be null
        value - the value for the entry, may be null

      • DefaultMapEntry

        public DefaultMapEntry​(KeyValue<? extends K,​? extends V> pair)
        Constructs a new entry from the specified KeyValue.
        Parameters:
        pair - the pair to copy, must not be null
        Throws:
        java.lang.NullPointerException - if the entry is null

      • DefaultMapEntry

        public DefaultMapEntry​(java.util.Map.Entry<? extends K,​? extends V> entry)
        Constructs a new entry from the specified Map.Entry.
        Parameters:
        entry - the entry to copy, must not be null
        Throws:
        java.lang.NullPointerException - if the entry is null