org.ehcache.impl.copy

Class ReadWriteCopier<T>

java.lang.Object

org.ehcache.impl.copy.ReadWriteCopier<T>

All Implemented Interfaces:

Copier<T>

Direct Known Subclasses:

IdentityCopier, SerializingCopier

public abstract class ReadWriteCopier<T>
extends java.lang.Object
implements Copier<T>

A helper Copier implementation that can be extended directly if the copying operation is the same irrespective of the action performed (read or write).

Constructor Summary

Constructors

Constructor and Description
ReadWriteCopier()

Method Summary

Modifier and Type	Method and Description
abstract T	copy(T obj) Template copy method to be implemented by sub-classes.
T	copyForRead(T obj) Creates a copy of the instance passed in.
T	copyForWrite(T obj) Creates a copy of the instance passed in.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReadWriteCopier

public ReadWriteCopier()

Method Detail

copyForRead

public T copyForRead(T obj)

Creates a copy of the instance passed in.

This method is invoked as a value is read from the cache.

Specified by:

copyForRead in interface Copier<T>

Parameters:

obj - the instance to copy

Returns:

the copy of the obj instance

copyForWrite

public T copyForWrite(T obj)

Creates a copy of the instance passed in.

This method is invoked as a value is written to the cache.

Specified by:

copyForWrite in interface Copier<T>

Parameters:

obj - the instance to copy

Returns:

the copy of the obj instance

copy

public abstract T copy(T obj)

Template copy method to be implemented by sub-classes.

It will be invoked when copyForRead(Object) or copyForWrite(Object) is invoked on Copier.

Parameters:

obj - the instance to copy

Returns:

a copied instance, depending on the implementation