/*
* Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* 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.
*
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*/
/* @test
* @bug 6717876
* @summary Make java.net.NetworkInterface.getIndex() public
*/
import java.net.*;
import java.util.Enumeration;
public class IndexTest {
public static void main(String[] args) throws Exception {
Enumeration<NetworkInterface> netifs = NetworkInterface.getNetworkInterfaces();
NetworkInterface nif = null;
while (netifs.hasMoreElements()) {
nif = netifs.nextElement();
int index = nif.getIndex();
if (index >= 0) {
NetworkInterface nif2 = NetworkInterface.getByIndex(index);
if (! nif.equals(nif2)) {
throw new RuntimeException("both interfaces should be equal");
}
}
}
try {
nif = NetworkInterface.getByIndex(-1);
throw new RuntimeException("Should have thrown IllegalArgumentException");
} catch (IllegalArgumentException e) {
// OK
}
// In all likelyhood, this interface should not exist.
nif = NetworkInterface.getByIndex(Integer.MAX_VALUE - 1);
if (nif != null) {
throw new RuntimeException("getByIndex() should have returned null");
}
}
}