| /* |
| * Copyright 2008-2009 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| /* @test |
| * @bug 4607272 |
| * @summary Unit test for AsynchronousServerSocketChannel |
| * @run main/timeout=180 Basic |
| */ |
| |
| import java.nio.channels.*; |
| import java.net.*; |
| import java.io.IOException; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.atomic.AtomicReference; |
| |
| public class Basic { |
| |
| public static void main(String[] args) throws Exception { |
| testBind(); |
| testAccept(); |
| } |
| |
| static void testBind() throws Exception { |
| System.out.println("-- bind --"); |
| |
| AsynchronousServerSocketChannel ch = AsynchronousServerSocketChannel.open(); |
| if (ch.getLocalAddress() != null) |
| throw new RuntimeException("Local address should be 'null'"); |
| ch.bind(new InetSocketAddress(0), 20); |
| |
| // check local address after binding |
| InetSocketAddress local = (InetSocketAddress)ch.getLocalAddress(); |
| if (local.getPort() == 0) |
| throw new RuntimeException("Unexpected port"); |
| if (!local.getAddress().isAnyLocalAddress()) |
| throw new RuntimeException("Not bound to a wildcard address"); |
| |
| // try to re-bind |
| try { |
| ch.bind(new InetSocketAddress(0)); |
| throw new RuntimeException("AlreadyBoundException expected"); |
| } catch (AlreadyBoundException x) { |
| } |
| ch.close(); |
| |
| // check ClosedChannelException |
| ch = AsynchronousServerSocketChannel.open(); |
| ch.close(); |
| try { |
| ch.bind(new InetSocketAddress(0)); |
| throw new RuntimeException("ClosedChannelException expected"); |
| } catch (ClosedChannelException x) { |
| } |
| } |
| |
| static void testAccept() throws Exception { |
| System.out.println("-- accept --"); |
| |
| final AsynchronousServerSocketChannel listener = |
| AsynchronousServerSocketChannel.open().bind(new InetSocketAddress(0)); |
| |
| InetAddress lh = InetAddress.getLocalHost(); |
| int port = ((InetSocketAddress)(listener.getLocalAddress())).getPort(); |
| final InetSocketAddress isa = new InetSocketAddress(lh, port); |
| |
| // establish a few loopback connections |
| for (int i=0; i<100; i++) { |
| SocketChannel sc = SocketChannel.open(isa); |
| AsynchronousSocketChannel ch = listener.accept().get(); |
| sc.close(); |
| ch.close(); |
| } |
| |
| final AtomicReference<Throwable> exception = new AtomicReference<Throwable>(); |
| |
| // start accepting |
| listener.accept(null, new CompletionHandler<AsynchronousSocketChannel,Void>() { |
| public void completed(AsynchronousSocketChannel ch, Void att) { |
| try { |
| ch.close(); |
| } catch (IOException ignore) { } |
| } |
| public void failed(Throwable exc, Void att) { |
| exception.set(exc); |
| } |
| public void cancelled(Void att) { |
| } |
| }); |
| |
| // check AcceptPendingException |
| try { |
| listener.accept(); |
| throw new RuntimeException("AcceptPendingException expected"); |
| } catch (AcceptPendingException x) { |
| } |
| |
| // asynchronous close |
| listener.close(); |
| while (exception.get() == null) |
| Thread.sleep(100); |
| if (!(exception.get() instanceof AsynchronousCloseException)) |
| throw new RuntimeException("AsynchronousCloseException expected"); |
| |
| // once closed when a further attemt should throw ClosedChannelException |
| try { |
| listener.accept().get(); |
| throw new RuntimeException("ExecutionException expected"); |
| } catch (ExecutionException x) { |
| if (!(x.getCause() instanceof ClosedChannelException)) |
| throw new RuntimeException("Cause of ClosedChannelException expected"); |
| } catch (InterruptedException x) { |
| } |
| |
| } |
| } |