test/jdk/java/nio/channels/DatagramChannel/IsConnected.java
author mli
Fri, 16 Mar 2018 18:15:31 +0800
changeset 49255 acdb8531cc8b
parent 47216 71c04702a3d5
permissions -rw-r--r--
8199215: Re-examine getFreePort method in test infrastructure library Reviewed-by: alanb

/*
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 * 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.
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 */

/* @test
 * @bug 4446035
 * @summary Simple test of DatagramSocket connection consistency
 * @library .. /test/lib
 * @build jdk.test.lib.Utils TestServers
 * @run main IsConnected
 */

import java.net.*;
import java.nio.channels.*;


public class IsConnected {
    public static void main(String argv[]) throws Exception {
        try (TestServers.UdpDayTimeServer daytimeServer
                = TestServers.UdpDayTimeServer.startNewServer(100)) {
            InetSocketAddress isa = new InetSocketAddress(
                daytimeServer.getAddress(), daytimeServer.getPort());
            DatagramChannel dc = DatagramChannel.open();
            dc.configureBlocking(true);
            dc.connect(isa);
            if  (!dc.isConnected())
                throw new RuntimeException("channel.isConnected inconsistent");
            if (!dc.socket().isConnected())
                throw new RuntimeException("socket.isConnected inconsistent");
            dc.close();
        }
    }
}