/*
* Copyright ( c ) 1998 , 2016 , 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
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* questions .
*/
/*
* @ test
*
* @ bug 4091012
*
* @ summary Tests MulticastSocket send for new set / getTimeToLived
*
*/
import java.net.*;
public class TimeToLive {
static int [] new_ttls = { 0 , 1 , 127 , 254 , 255 };
static int [] bad_ttls = { -1 , 256 };
public static void main(String[] args) throws Exception {
try (MulticastSocket socket = new MulticastSocket()) {
int ttl = socket.getTimeToLive();
System.out.println("default ttl: " + ttl);
for (int i = 0 ; i < new_ttls.length; i++) {
socket.setTimeToLive(new_ttls[i]);
if (!(new_ttls[i] == socket.getTimeToLive())) {
throw new RuntimeException("test failure, set/get differ: " +
new_ttls[i] + " / " +
socket.getTimeToLive());
}
}
for (int j = 0 ; j < bad_ttls.length; j++) {
boolean exception = false ;
try {
socket.setTimeToLive(bad_ttls[j]);
} catch (IllegalArgumentException e) {
exception = true ;
}
if (!exception) {
throw new RuntimeException("bad argument accepted: " + bad_ttls[j]);
}
}
}
}
}
Messung V0.5 in Prozent C=94 H=81 G=87
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-11)
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