/*
* 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.yangtools.yang.model.api;
import com.google.common.base.Optional;
/**
* Schema Node which may be derived from other schema node
* using augmentation or uses statement.
*
*/
public interface DerivableSchemaNode extends DataSchemaNode {
/**
* If this node is added by uses, returns original node definition from
* grouping where it was defined.
*
* @return original node definition from grouping if this node is added by
* uses, Optional.absent otherwise
*/
Optional<? extends SchemaNode> getOriginal();
}