ContainsFunction (Infinispan Multimap 13.0.15.Final API)

java.lang.Object
- org.infinispan.multimap.impl.function.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:

Marshalling of Functions, Serialized Form

Field Summary

Fields
Modifier and Type Field Description

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

Constructor Summary

Constructors
Constructor	Description
`ContainsFunction()`
`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

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

Boolean apply(org.infinispan.functional.EntryView.ReadWriteEntryView<K,Bucket<V>> entryView)
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
- Methods inherited from interface java.util.function.Function
  andThen, compose

- Field Detail
  - EXTERNALIZER
```
public static final org.infinispan.commons.marshall.AdvancedExternalizer<ContainsFunction> EXTERNALIZER
```
- Constructor Detail
  - 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 Detail
  - apply
```
public Boolean apply(org.infinispan.functional.EntryView.ReadWriteEntryView<K,Bucket<V>> entryView)
```
    Specified by:
    
    apply in interface Function<K,V>