2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.yangtools.yang.model.api;
10 import java.util.List;
13 * AugmentationSchema represents augment definition. The "augment" statement
14 * allows a module or submodule to add to the schema tree defined in an external
15 * module, or the current module and its submodules, and to add to the nodes
16 * from a grouping in a "uses" statement.
18 public interface AugmentationSchema extends DataNodeContainer {
21 * @return when statement
23 RevisionAwareXPath getWhenCondition();
26 * @return textual description of this augment.
28 String getDescription();
31 * @return textual cross-reference to an external document that provides
32 * additional information relevant to this node.
34 String getReference();
37 * @return actual status of this node.
42 * @return SchemaPath that identifies a node in the schema tree. This node
43 * is called the augment's target node. The target node MUST be
44 * either a container, list, choice, case, input, output, or
45 * notification node. It is augmented with the nodes defined as
46 * child nodes of this AugmentationSchema.
48 SchemaPath getTargetPath();
51 * @return collection of all unknown nodes defined in this augmentation
53 List<UnknownSchemaNode> getUnknownSchemaNodes();