Package org.cache2k.core.operation

Class Semantic.InsertOrUpdate<K,V,R>

java.lang.Object

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

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

All Implemented Interfaces:

Semantic<K,V,R>

Enclosing interface:

Semantic<K,V,R>

public abstract static class Semantic.InsertOrUpdate<K,V,R>
extends Semantic.Base<K,V,R>

Only update the entry. This does not need the entry to be present in the heap.

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
InsertOrUpdate()

Method Summary

Modifier and Type	Method	Description
void	examine(K key, Progress<K,V,R> c, ExaminationEntry<K,V> e)	Instruct to lock the entry for the update.
void	start(K key, Progress<K,V,R> c)	Instruct to lock the entry for the update.

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

InsertOrUpdate

public InsertOrUpdate()

Method Detail

start

public final void start(K key,
                        Progress<K,V,R> c)

Instruct to lock the entry for the update.

examine

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

Instruct to lock the entry for the update. Again, since examine may be called when entry is there.