2 * Copyright (c) 2017 Pantheon Technologies, s.r.o. 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.stmt;
10 import com.google.common.annotations.Beta;
12 import org.opendaylight.yangtools.yang.model.api.YangStmtMapping;
13 import org.opendaylight.yangtools.yang.model.api.meta.EffectiveStatement;
14 import org.opendaylight.yangtools.yang.model.api.meta.StatementDefinition;
15 import org.opendaylight.yangtools.yang.model.api.stmt.SchemaNodeIdentifier.Descendant;
18 * Interface describing YANG 'unique' constraint.
21 * The 'unique' constraint specifies that the combined values of all the leaf instances specified in the argument
22 * string, including leafs with default values, MUST be unique within all list entry instances in which all referenced
23 * leafs exist (for more information see RFC-6020 section 7.8.3.).
26 public interface UniqueEffectiveStatement extends EffectiveStatement<Set<Descendant>, UniqueStatement> {
28 default StatementDefinition statementDefinition() {
29 return YangStmtMapping.UNIQUE;