/*
 * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */

package org.opendaylight.controller.cluster.datastore.modification;

import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;

import java.util.ArrayList;
import java.util.List;

/**
 * CompositeModification contains a list of modifications that need to be applied to the DOMStore
 * <p>
 * A CompositeModification gets stored in the transaction log for a Shard. During recovery when the transaction log
 * is being replayed a DOMStoreWriteTransaction could be created and a CompositeModification could be applied to it.
 * </p>
 */
public class CompositeModification implements Modification {
  private final List<Modification> modifications = new ArrayList<>();

  @Override
  public void apply(DOMStoreWriteTransaction transaction) {
    for(Modification modification : modifications){
      modification.apply(transaction);
    }
  }

  public void addModification(Modification modification){
    modifications.add(modification);
  }
}