2 * Copyright (c) 2015 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.meta;
10 import org.eclipse.jdt.annotation.NonNullByDefault;
13 * Common base class for various YANG statement namespaces.
15 * @param <K> Identifier type
16 * @param <V> Value type
19 public abstract class IdentifierNamespace<K, V> {
20 protected IdentifierNamespace() {
21 throw new UnsupportedOperationException(getClass() + " should never be instantiated");