diff -r fd16c54261b3 -r 90ce3da70b43 jdk/test/java/net/InetAddress/GetLoopbackAddress.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jdk/test/java/net/InetAddress/GetLoopbackAddress.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,61 @@ +/* + * Copyright 2006 Sun Microsystems, Inc. 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. + * + * 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + */ + +/** + * @test + * @bug 6376404 + * @summary InetAddress needs a getLoopbackAddress + */ +import java.net.*; + +public class GetLoopbackAddress +{ + static InetAddress IPv4Loopback; + static InetAddress IPv6Loopback; + + static { + try { + IPv4Loopback = InetAddress.getByAddress( + new byte[] {0x7F,0x00,0x00,0x01}); + + IPv6Loopback = InetAddress.getByAddress( + new byte[] {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}); + } catch (UnknownHostException e) { + } + } + + public static void main(String[] args) { + InetAddress addr = InetAddress.getLoopbackAddress(); + + if (!(addr.equals(IPv4Loopback) || addr.equals(IPv6Loopback))) + throw new RuntimeException("Failed: getLoopbackAddress" + + " not returning a valid loopback address"); + + InetAddress addr2 = InetAddress.getLoopbackAddress(); + + if (addr != addr2) + throw new RuntimeException("Failed: getLoopbackAddress" + + " should return a reference to the same InetAddress loopback instance."); + } +}