/*
* Copyright Terracotta, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.ehcache.impl.copy;
import org.ehcache.spi.copy.Copier;
/**
* A helper {@link Copier} implementation that can be extended directly
* if the copying operation is the same irrespective of the action
* performed (read or write).
*/
public abstract class ReadWriteCopier<T> implements Copier<T> {
/**
* {@inheritDoc}
*/
@Override
public T copyForRead(final T obj) {
return copy(obj);
}
/**
* {@inheritDoc}
*/
@Override
public T copyForWrite(final T obj) {
return copy(obj);
}
/**
* Template copy method to be implemented by sub-classes.
* <p>
* It will be invoked when {@link #copyForRead(Object)} or {@link #copyForWrite(Object)} is invoked on
* {@link Copier}.
*
* @param obj the instance to copy
*
* @return a copied instance, depending on the implementation
*/
public abstract T copy(T obj);
}