/*
* Copyright (c) 2008-2013, Hazelcast, Inc. All Rights Reserved.
*
* 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 com.hazelcast.map;
import java.util.
Map;
/**
* An abstract {@link EntryProcessor} that already has implemented the {@link #getBackupProcessor()}. In a most cases you
* want the same logic to be executed on the primary and on the backup. This implementation has this behavior.
*
* @param <K>
* @param <V>
*/
public abstract class
AbstractEntryProcessor<K, V> implements
EntryProcessor<K, V> {
private final
EntryBackupProcessor<K,V>
entryBackupProcessor;
/**
* Creates an AbstractEntryProcessor that applies the {@link #process(java.util.Map.Entry)} to primary and backups.
*/
public
AbstractEntryProcessor(){
this(true);
}
/**
* Creates an AbstractEntryProcessor.
*
* @param applyOnBackup if the {@link #process(java.util.Map.Entry)} should also be applied on the backup.
*/
public
AbstractEntryProcessor(boolean
applyOnBackup){
if(
applyOnBackup){
entryBackupProcessor = new
EntryBackupProcessorImpl();
}else{
entryBackupProcessor = null;
}
}
@
Override
public final
EntryBackupProcessor<K, V>
getBackupProcessor() {
return
entryBackupProcessor;
}
private class
EntryBackupProcessorImpl implements
EntryBackupProcessor<K,V>{
@
Override
public void
processBackup(
Map.
Entry<K, V>
entry) {
process(
entry);
}
}
}