Package org.infinispan.multimap.impl.function.multimap

Class ContainsFunction<K,V>

java.lang.Object
org.infinispan.multimap.impl.function.multimap.ContainsFunction<K,V>
All Implemented Interfaces:
Serializable, Function<org.infinispan.functional.EntryView.ReadWriteEntryView<K,Bucket<V>>,Boolean>, BaseFunction<K,V,Boolean>, org.infinispan.util.function.SerializableFunction<org.infinispan.functional.EntryView.ReadWriteEntryView<K,Bucket<V>>,Boolean>
public final class ContainsFunction<K,V> extends Object implements BaseFunction<K,V,Boolean>
Serializable function used by EmbeddedMultimapCache.containsKey(Object) and EmbeddedMultimapCache.containsEntry(Object, Object).
Since:
9.2
Author:
Katia Aresti - karesti@redhat.com
See Also:

  • Field Details

    • EXTERNALIZER

      public static final org.infinispan.commons.marshall.AdvancedExternalizer<ContainsFunction> EXTERNALIZER

  • Constructor Details

    • ContainsFunction

      public ContainsFunction()

    • ContainsFunction

      public ContainsFunction(V value)
      Call this constructor to create a function that checks if a key/value pair exists
      • if the key is null, the value will be searched in any key
      • if the value is null, the key will be searched
      • key-value pair are not null, the entry will be searched
      • key-value pair are null, a NullPointerException will be raised
      Parameters:
      value - value to be checked on the key

  • Method Details

    • apply

      public Boolean apply(org.infinispan.functional.EntryView.ReadWriteEntryView<K,Bucket<V>> entryView)
      Specified by:
      apply in interface Function<K,V>