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Java example source code file (ThrowingNameService.java)
The ThrowingNameService.java Java example source code/* * Copyright (c) 2011, 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. * * 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. */ import java.net.InetAddress; import java.net.UnknownHostException; import sun.net.spi.nameservice.NameService; public class ThrowingNameService implements NameService { static boolean firstCall = true; @Override public InetAddress[] lookupAllHostAddr(String host) throws UnknownHostException { if (firstCall) { firstCall = false; // throw unchecked exception first time round throw new IllegalStateException(); } // return any valid address return new InetAddress[] { InetAddress.getLoopbackAddress() }; } @Override public String getHostByAddr(byte[] addr) throws UnknownHostException { throw new IllegalStateException(); } } Other Java examples (source code examples)Here is a short list of links related to this Java ThrowingNameService.java source code file: |
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