/*
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* 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
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*
* 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).
*
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* 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 7161881
* @run main/othervm -Djava.net.preferIPv6Addresses=true BindNull
* @summary Make sure the bind method uses an ipv4 address for the null case
* when the DatagramChannel is connected to an IPv4 socket and
* -Djava.net.preferIPv6Addresses=true.
*/
import java.io.*;
import java.net.*;
import java.nio.channels.*;
public class BindNull {
public static void main(String[] args) throws IOException {
try (DatagramChannel dc = DatagramChannel.open()) {
dc.bind(null);
}
try (DatagramChannel dc = DatagramChannel.open(StandardProtocolFamily.INET)) {
dc.bind(null);
}
try (DatagramChannel dc = DatagramChannel.open(StandardProtocolFamily.INET6)) {
dc.bind(null);
} catch (UnsupportedOperationException uoe) {
// IPv6 not available
}
}
}