Package org.eclipse.net4j.util.collection

Class MultiMap<K,V>

java.lang.Object
org.eclipse.net4j.util.collection.MultiMap<K,V>
Type Parameters:
K - the key type
V - the value type
All Implemented Interfaces:
Map<K,V>
Direct Known Subclasses:
MultiMap.ListBased
public abstract class MultiMap<K,V> extends Object implements Map<K,V>
A map that associates each key with a collection of values.
Author:
Eike Stepper

  • Constructor Details

    • MultiMap

      public MultiMap()

  • Method Details

    • getDelegateCount

      public abstract int getDelegateCount()

    • getDelegate

      public Map<K,V> getDelegate(int index)

    • clear

      public void clear()
      Specified by:
      clear in interface Map<K,V>
      Category
      WRITE

    • put

      public V put(K key, V value)
      Specified by:
      put in interface Map<K,V>
      Category
      WRITE

    • putAll

      public void putAll(Map<? extends K,? extends V> t)
      Specified by:
      putAll in interface Map<K,V>
      Category
      WRITE

    • remove

      public V remove(Object key)
      Specified by:
      remove in interface Map<K,V>
      Category
      WRITE

    • containsKey

      public boolean containsKey(Object key)
      Specified by:
      containsKey in interface Map<K,V>
      Category
      READ

    • containsValue

      public boolean containsValue(Object value)
      Specified by:
      containsValue in interface Map<K,V>
      Category
      READ

    • get

      public V get(Object key)
      Specified by:
      get in interface Map<K,V>
      Category
      READ

    • size

      public int size()
      Specified by:
      size in interface Map<K,V>
      Category
      READ

    • isEmpty

      public boolean isEmpty()
      Specified by:
      isEmpty in interface Map<K,V>
      Category
      READ

    • entrySet

      public Set<Map.Entry<K,V>> entrySet()
      Specified by:
      entrySet in interface Map<K,V>

    • keySet

      public Set<K> keySet()
      Specified by:
      keySet in interface Map<K,V>

    • values

      public Collection<V> values()
      Specified by:
      values in interface Map<K,V>

    • containsKey

      protected boolean containsKey(Object key, int delegateCount)

    • doGetDelegate

      protected abstract Map<K,V> doGetDelegate(int index)