/*
 * Copyright (c) 2013 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.yang.model.api;

public interface DataSchemaNode extends SchemaNode {

    /**
     * Returns <code>true</code> if the data node was added by augmentation,
     * otherwise returns <code>false</code>
     * 
     * @return <code>true</code> if the data node was added by augmentation,
     *         otherwise returns <code>false</code>
     */
    boolean isAugmenting();

    /**
     * Returns <code>true</code> if the data represents configuration data,
     * otherwise returns <code>false</code>
     * 
     * @return <code>true</code> if the data represents configuration data,
     *         otherwise returns <code>false</code>
     */
    boolean isConfiguration();

    /**
     * Returns the constraints associated with Data Schema Node
     * 
     * @return the constraints associated with Data Schema Node
     */
    ConstraintDefinition getConstraints();
}