Package org.cache2k.core.operation

Class Semantic.Update<K,V,R>

java.lang.Object

org.cache2k.core.operation.Semantic.Base<K,V,R>

org.cache2k.core.operation.Semantic.MightUpdate<K,V,R>

org.cache2k.core.operation.Semantic.Update<K,V,R>

All Implemented Interfaces:

Semantic<K,V,R>

Enclosing interface:

Semantic<K,V,R>

public abstract static class Semantic.Update<K,V,R>
extends Semantic.MightUpdate<K,V,R>

Read a cache entry and do an mutation maybe based on the existing values.

Nested Class Summary

Nested classes/interfaces inherited from interface org.cache2k.core.operation.Semantic

Semantic.Base<K,V,R>, Semantic.InsertOrUpdate<K,V,R>, Semantic.MightUpdate<K,V,R>, Semantic.Read<K,V,R>, Semantic.Update<K,V,R>

Constructor Summary

Constructors

Constructor	Description
Update()

Method Summary

Modifier and Type	Method	Description
void	examine(K key, Progress<K,V,R> c, ExaminationEntry<K,V> e)	Unconditionally request mutation lock.

Methods inherited from class org.cache2k.core.operation.Semantic.MightUpdate

start

Methods inherited from class org.cache2k.core.operation.Semantic.Base

loaded

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.cache2k.core.operation.Semantic

mutate

Constructor Detail

Update

public Update()

Method Detail

examine

public final void examine(K key,
                          Progress<K,V,R> c,
                          ExaminationEntry<K,V> e)

Unconditionally request mutation lock.