/*******************************************************************************
* Copyright 2015 Analog Devices, 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 com.analog.lyric.dimple.model.core;
import org.eclipse.jdt.annotation.Nullable;
import com.analog.lyric.util.misc.IGetId;
/**
*
* @since 0.08
* @author Christopher Barber
*/
public interface IFactorGraphChild extends IGetId
{
/**
* Uniquely identifies node within its graph tree.
* <p>
* Similar to the {@linkplain #getGlobalId() global id} but is only unique within the
* tree of graphs containing this node. Looking up nodes by this id is faster than
* lookup by the global id.
* <p>
* @since 0.08
* @see Ids#graphTreeIdFromParts(int, int)
* @see Ids#graphTreeIndexFromGraphTreeId(long)
* @see Ids#localIdFromGraphTreeId(long)
*/
public long getGraphTreeId();
/**
* Returns factor graph most immediately containing this object. Returns this object if
* it is already a {@link FactorGraph}.
*
* @since 0.08
*/
public @Nullable FactorGraph getContainingGraph();
public @Nullable FactorGraph getParentGraph();
public @Nullable FactorGraph getRootGraph();
}