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/*
* Copyright (c) 2020, 2024, Oracle and/or its affiliates. All rights reserved.
* 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.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* @test
* @bug 8245194
* @library /test/lib
* @run main/othervm NonBlockingAccept
*/
import java.net.StandardProtocolFamily;
import java.net.UnixDomainSocketAddress;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
import java.nio.file.Files;
import jtreg.SkippedException;
public class NonBlockingAccept {
static void checkSupported() {
try {
SocketChannel.open(StandardProtocolFamily.UNIX).close();
} catch (UnsupportedOperationException e) {
throw new SkippedException("Unix domain sockets not supported");
} catch (Exception e) {
// continue
}
}
public static void main(String[] args) throws Exception {
checkSupported();
UnixDomainSocketAddress addr = null;
try (ServerSocketChannel serverSocketChannel =
ServerSocketChannel.open(StandardProtocolFamily.UNIX)) {
//non blocking mode
serverSocketChannel.configureBlocking(false);
serverSocketChannel.bind(null);
addr = (UnixDomainSocketAddress) serverSocketChannel.getLocalAddress();
SocketChannel socketChannel = serverSocketChannel.accept();
System.out.println("The socketChannel is : expected Null " + socketChannel);
if (socketChannel != null)
throw new RuntimeException("expected null");
// or exception could be thrown otherwise
} finally {
if (addr != null) {
Files.deleteIfExists(addr.getPath());
}
}
}
}
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