74 lines
2.8 KiB
Java
74 lines
2.8 KiB
Java
/*
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* Copyright (c) 2001, 2019, 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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/*
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* @test
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* @bug 4408755
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* @library /test/lib
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* @summary This tests whether it's possible to get some informations
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* out of a closed socket. This is for backward compatibility
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* purposes.
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* @run main TestClose
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* @run main/othervm -Djava.net.preferIPv4Stack=true TestClose
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*/
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import java.net.*;
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import jdk.test.lib.net.IPSupport;
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public class TestClose {
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public static void main(String[] args) throws Exception {
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IPSupport.throwSkippedExceptionIfNonOperational();
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ServerSocket ss;
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Socket s;
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InetAddress ad1, ad2;
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int port1, port2, serverport;
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InetAddress loopback = InetAddress.getLoopbackAddress();
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ss = new ServerSocket();
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ss.bind(new InetSocketAddress(loopback, 0));
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serverport = ss.getLocalPort();
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s = new Socket(loopback, serverport);
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s.close();
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ss.close();
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ad1 = ss.getInetAddress();
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if (ad1 == null)
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throw new RuntimeException("ServerSocket.getInetAddress() returned null");
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port1 = ss.getLocalPort();
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if (port1 != serverport)
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throw new RuntimeException("ServerSocket.getLocalPort() returned the wrong value");
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ad2 = s.getInetAddress();
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if (ad2 == null)
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throw new RuntimeException("Socket.getInetAddress() returned null");
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port2 = s.getPort();
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if (port2 != serverport)
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throw new RuntimeException("Socket.getPort() returned wrong value");
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ad2 = s.getLocalAddress();
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if (ad2 == null)
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throw new RuntimeException("Socket.getLocalAddress() returned null");
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port2 = s.getLocalPort();
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if (port2 == -1)
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throw new RuntimeException("Socket.getLocalPort returned -1");
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}
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}
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