org.springframework.cache.support

Class NullValue

java.lang.Object

org.springframework.cache.support.NullValue

All Implemented Interfaces:

java.io.Serializable

public final class NullValue
extends java.lang.Object
implements java.io.Serializable

Simple serializable class that serves as a null replacement for cache stores which otherwise do not support null values.

Since:

4.2.2

Author:

Juergen Hoeller

See Also:

AbstractValueAdaptingCache, Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.Object	INSTANCE The canonical representation of a null replacement, as used by the default implementation of AbstractValueAdaptingCache.toStoreValue(java.lang.Object)/ AbstractValueAdaptingCache.fromStoreValue(java.lang.Object).

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INSTANCE

public static final java.lang.Object INSTANCE

The canonical representation of a null replacement, as used by the default implementation of AbstractValueAdaptingCache.toStoreValue(java.lang.Object)/ AbstractValueAdaptingCache.fromStoreValue(java.lang.Object).

Since:

4.3.10