64 lines
2.3 KiB
Java
64 lines
2.3 KiB
Java
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/*
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* Copyright 1998-1999 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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/*
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* @test
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*
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* @bug 4091012
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*
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* @summary Tests MulticastSocket send for new set/getTimeToLived
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*
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*/
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import java.net.*;
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public class TimeToLive {
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static int[] new_ttls = { 0, 1, 127, 254, 255 };
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static int[] bad_ttls = { -1, 256 };
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public static void main(String[] args) throws Exception {
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MulticastSocket socket = new MulticastSocket(6789);
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int ttl = socket.getTimeToLive();
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System.out.println("default ttl: " + ttl);
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for (int i = 0; i < new_ttls.length; i++) {
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socket.setTimeToLive(new_ttls[i]);
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if (!(new_ttls[i] == socket.getTimeToLive())) {
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throw new RuntimeException("test failure, set/get differ: " +
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new_ttls[i] + " / " +
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socket.getTimeToLive());
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}
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}
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for (int j = 0; j < bad_ttls.length; j++) {
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boolean exception = false;
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try {
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socket.setTimeToLive(bad_ttls[j]);
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} catch (IllegalArgumentException e) {
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exception = true;
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}
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if (!exception) {
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throw new RuntimeException("bad argument accepted: " + bad_ttls[j]);
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}
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}
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}
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}
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