|  | /* | 
|  | * Copyright (c) 2007, 2009, Oracle and/or its affiliates. All rights reserved. | 
|  | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 
|  | * | 
|  | * This code is free software; you can redistribute it and/or modify it | 
|  | * under the terms of the GNU General Public License version 2 only, as | 
|  | * published by the Free Software Foundation.  Oracle designates this | 
|  | * particular file as subject to the "Classpath" exception as provided | 
|  | * by Oracle in the LICENSE file that accompanied this code. | 
|  | * | 
|  | * This code is distributed in the hope that it will be useful, but WITHOUT | 
|  | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | 
|  | * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License | 
|  | * version 2 for more details (a copy is included in the LICENSE file that | 
|  | * accompanied this code). | 
|  | * | 
|  | * You should have received a copy of the GNU General Public License version | 
|  | * 2 along with this work; if not, write to the Free Software Foundation, | 
|  | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | 
|  | * | 
|  | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | 
|  | * or visit www.oracle.com if you need additional information or have any | 
|  | * questions. | 
|  | */ | 
|  |  | 
|  | package java.net; | 
|  |  | 
|  | /** | 
|  | * Defines the standard families of communication protocols. | 
|  | * | 
|  | * @since 1.7 | 
|  | */ | 
|  |  | 
|  | public enum StandardProtocolFamily implements ProtocolFamily { | 
|  |  | 
|  | /** | 
|  | * Internet Protocol Version 4 (IPv4) | 
|  | */ | 
|  | INET, | 
|  |  | 
|  | /** | 
|  | * Internet Protocol Version 6 (IPv6) | 
|  | */ | 
|  | INET6 | 
|  | } |