diff -r 4ebc2e2fb97c -r 71c04702a3d5 test/jdk/java/nio/channels/Selector/BasicConnect.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/jdk/java/nio/channels/Selector/BasicConnect.java Tue Sep 12 19:03:39 2017 +0200 @@ -0,0 +1,98 @@ +/* + * Copyright (c) 2001, 2012, 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 + * @summary Test nonblocking connect and finishConnect + * @bug 4457776 + * @library .. + */ + +import java.net.*; +import java.nio.*; +import java.nio.channels.*; +import java.nio.channels.spi.SelectorProvider; +import java.util.*; + + +/** + * Typically there would be more than one channel registered to select + * on, this test is just a very simple version with only one channel + * registered for the connectSelector. + */ + +public class BasicConnect { + + public static void main(String[] args) throws Exception { + Selector connectSelector = + SelectorProvider.provider().openSelector(); + try (TestServers.EchoServer echoServer + = TestServers.EchoServer.startNewServer(100)) { + InetSocketAddress isa + = new InetSocketAddress(echoServer.getAddress(), + echoServer.getPort()); + SocketChannel sc = SocketChannel.open(); + sc.configureBlocking(false); + boolean result = sc.connect(isa); + if (result) { + System.out.println("Socket immediately connected on " + + System.getProperty("os.name") + + ": " + sc); + } + while (!result) { + SelectionKey connectKey = sc.register(connectSelector, + SelectionKey.OP_CONNECT); + int keysAdded = connectSelector.select(); + if (keysAdded > 0) { + Set readyKeys = connectSelector.selectedKeys(); + Iterator i = readyKeys.iterator(); + while (i.hasNext()) { + SelectionKey sk = (SelectionKey)i.next(); + i.remove(); + SocketChannel nextReady = (SocketChannel)sk.channel(); + result = nextReady.finishConnect(); + if (result) + sk.cancel(); + } + } + } + + byte[] bs = new byte[] { (byte)0xca, (byte)0xfe, + (byte)0xba, (byte)0xbe }; + ByteBuffer bb = ByteBuffer.wrap(bs); + sc.configureBlocking(true); + sc.write(bb); + bb.rewind(); + + ByteBuffer bb2 = ByteBuffer.allocateDirect(100); + int n = sc.read(bb2); + bb2.flip(); + + sc.close(); + connectSelector.close(); + + if (!bb.equals(bb2)) + throw new Exception("Echoed bytes incorrect: Sent " + + bb + ", got " + bb2); + } + } +}