ConcurrentHashMap.PutIfAbsent(Object, Object) Method

Reference

Definition

Namespace:: Java.Util.Concurrent

Assembly:: Mono.Android.dll

Important

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[TODO: @inheritDoc]

[Android.Runtime.Register("putIfAbsent", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;", "GetPutIfAbsent_Ljava_lang_Object_Ljava_lang_Object_Handler")]
public virtual Java.Lang.Object? PutIfAbsent (Java.Lang.Object key, Java.Lang.Object value);

[<Android.Runtime.Register("putIfAbsent", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;", "GetPutIfAbsent_Ljava_lang_Object_Ljava_lang_Object_Handler")>]
abstract member PutIfAbsent : Java.Lang.Object * Java.Lang.Object -> Java.Lang.Object
override this.PutIfAbsent : Java.Lang.Object * Java.Lang.Object -> Java.Lang.Object

Parameters

key: Object

value: Object

Returns

Object

the previous value associated with the specified key, or null if there was no mapping for the key

Implements

PutIfAbsent(Object, Object)

Attributes: RegisterAttribute

Remarks

Java documentation for java.util.concurrent.ConcurrentHashMap.putIfAbsent(K, V).

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Applies to