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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/*
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 * Copyright (c) 2001, 2018, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/* @test
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 * @bug 4446035
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 * @summary Simple test of DatagramSocket connection consistency
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 * @library .. /test/lib
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 * @build jdk.test.lib.Utils TestServers
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 * @run main IsConnected
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 */
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import java.net.*;
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import java.nio.channels.*;
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public class IsConnected {
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    public static void main(String argv[]) throws Exception {
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        try (TestServers.UdpDayTimeServer daytimeServer
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                = TestServers.UdpDayTimeServer.startNewServer(100)) {
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            InetSocketAddress isa = new InetSocketAddress(
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                daytimeServer.getAddress(), daytimeServer.getPort());
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            DatagramChannel dc = DatagramChannel.open();
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            dc.configureBlocking(true);
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            dc.connect(isa);
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            if  (!dc.isConnected())
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                throw new RuntimeException("channel.isConnected inconsistent");
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            if (!dc.socket().isConnected())
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                throw new RuntimeException("socket.isConnected inconsistent");
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            dc.close();
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        }
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    }
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}