151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski/* 251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Copyright (c) 2002, 2005, Oracle and/or its affiliates. All rights reserved. 351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * This code is free software; you can redistribute it and/or modify it 651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * under the terms of the GNU General Public License version 2 only, as 751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * published by the Free Software Foundation. Oracle designates this 851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * particular file as subject to the "Classpath" exception as provided 951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * by Oracle in the LICENSE file that accompanied this code. 1051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 1151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * This code is distributed in the hope that it will be useful, but WITHOUT 1251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * version 2 for more details (a copy is included in the LICENSE file that 1551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * accompanied this code). 1651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 1751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * You should have received a copy of the GNU General Public License version 1851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 2 along with this work; if not, write to the Free Software Foundation, 1951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 2151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * or visit www.oracle.com if you need additional information or have any 2351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * questions. 2451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 2551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 2651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskipackage java.net; 2751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.io.IOException; 2851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski/* 2951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Package private interface to "implementation" used by 3051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * {@link InetAddress}. 3151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * <p> 3251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * See {@link java.net.Inet4AddressImp} and 3351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * {@link java.net.Inet6AddressImp}. 3451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 3551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * @since 1.4 3651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 3751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiinterface InetAddressImpl { 38c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath /** 39c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath * Lookup all addresses for {@code hostname} on the given {@code netId}. 40c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath */ 41c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath InetAddress[] lookupAllHostAddr(String hostname, int netId) throws UnknownHostException; 4251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 43c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath /** 44c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath * Reverse-lookup the host name for a given {@code addr}. 45c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath */ 4651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski String getHostByAddr(byte[] addr) throws UnknownHostException; 4751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 48c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath /** 49c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath * Clear address caches (if any). 50c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath */ 51c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath public void clearAddressCache(); 52c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath 53c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath /** 54c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath * Return the "any" local address. 55c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath */ 5651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski InetAddress anyLocalAddress(); 57c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath 58c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath /** 59c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath * Return a list of loop back adresses for this implementation. 60c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath */ 61c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath InetAddress[] loopbackAddresses(); 62c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath 63c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath /** 64c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath * Whether {@code addr} is reachable over {@code netif}. 65c2614bb1297234d89f1a428a8b589bb1373a68ddNarayan Kamath */ 6651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski boolean isReachable(InetAddress addr, int timeout, NetworkInterface netif, 6751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski int ttl) throws IOException; 6851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski} 69