IDeferred.java

/************************************************************************
 * Copyright (c) 2014 IoT-Solutions e.U.
 * 
 * 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 iot.jcypher.domain.mapping.surrogate;

import java.util.Iterator;

public interface IDeferred {

	public void performUpdate();
	
	/**
	 * this deferred was modified by another one (the changer)
	 * @param changer that has modified this deferred
	 */
	public void modifiedBy(IDeferred changer);
	
	public boolean isLeaf();
	
	public boolean isRoot();
	
	/**
	 * @return the next one up towards the root of the tree
	 */
	public Iterator<IDeferred> nextUp();
	
	public void addNextUpInTree(IDeferred deferred);
	
	public void breakLoops();
	
}