| /* |
| * Copyright (c) 2002, 2016, 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 4650679 8037360 |
| * @summary Unit test for socket channels |
| * @library .. |
| */ |
| |
| import java.net.*; |
| import java.nio.*; |
| import java.nio.channels.*; |
| import java.util.*; |
| |
| public class Connect { |
| |
| private static final long INCREMENTAL_DELAY = 30L * 1000L; |
| |
| public static void main(String args[]) throws Exception { |
| try (TestServers.EchoServer echoServer |
| = TestServers.EchoServer.startNewServer(1000)) { |
| test1(echoServer); |
| } |
| try { |
| test1(TestServers.RefusingServer.newRefusingServer()); |
| throw new Exception("Refused connection throws no exception"); |
| } catch (ConnectException ce) { |
| // Correct result |
| } |
| } |
| |
| static void test1(TestServers.AbstractServer server) throws Exception { |
| Selector selector; |
| SocketChannel sc; |
| SelectionKey sk; |
| InetSocketAddress isa = new InetSocketAddress( |
| server.getAddress(), server.getPort()); |
| sc = SocketChannel.open(); |
| sc.configureBlocking(false); |
| |
| selector = Selector.open(); |
| sk = sc.register(selector, SelectionKey.OP_CONNECT); |
| if (sc.connect(isa)) { |
| System.err.println("Connected immediately!"); |
| sc.close(); |
| selector.close(); |
| return; |
| } else { |
| ByteBuffer buf = ByteBuffer.allocateDirect(100); |
| buf.asCharBuffer().put(new String( |
| "The quick brown fox jumped over the lazy dog." |
| ).toCharArray()); |
| buf.flip(); |
| long startTime = System.currentTimeMillis(); |
| while(true) { |
| selector.select(INCREMENTAL_DELAY); |
| Set selectedKeys = selector.selectedKeys(); |
| |
| if(selectedKeys.isEmpty()) { |
| System.err.println("Elapsed time without response: " + |
| (System.currentTimeMillis() - |
| startTime) / 1000L + " seconds."); |
| } |
| else if(!selectedKeys.contains(sk)) |
| { |
| System.err.println("Got wrong event about selection key."); |
| } else { |
| System.err.println("Got event for our selection key."); |
| if(sk.isConnectable()) { |
| if(sc.finishConnect()) { |
| if(sc.isConnected()) { |
| System.err.println("Successful connect."); |
| sk.interestOps(SelectionKey.OP_WRITE); |
| sc.write(buf); |
| } else { |
| System.err.println( |
| "Finish connect completed incorrectly."); |
| } |
| } else { |
| System.err.println( |
| "key incorrectly indicated socket channel connectable."); |
| } |
| } |
| if(sk.isWritable() && (buf.remaining() > 0)) { |
| sc.write(buf); |
| } |
| if(buf.remaining() == 0) { |
| System.err.println( |
| "SUCCESS! buffer contents were sent."); |
| sc.close(); |
| selector.close(); |
| return; |
| } |
| } |
| selectedKeys.clear(); |
| } |
| } |
| } |
| } |