| /* |
| * Copyright (c) 2000, 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 4286936 8143100 |
| * @summary Unit test for server-socket channels |
| * @library .. |
| */ |
| |
| import java.io.*; |
| import java.net.*; |
| import java.nio.*; |
| import java.nio.channels.*; |
| |
| |
| public class Basic { |
| |
| static PrintStream log = System.err; |
| |
| static class Server |
| extends TestThread |
| { |
| ServerSocketChannel ssc; |
| boolean block; |
| |
| Server(ServerSocketChannel ssc, boolean block) { |
| super("Server", Basic.log); |
| this.ssc = ssc; |
| this.block = block; |
| } |
| |
| void go() throws Exception { |
| log.println("Server: Listening " |
| + (block ? "(blocking)" : "(non-blocking)")); |
| if (!block) |
| ssc.configureBlocking(false); |
| log.println(" " + ssc); |
| //log.println(" " + ssc.options()); |
| SocketChannel sc = null; |
| for (;;) { |
| sc = ssc.accept(); |
| if (sc != null) { |
| break; |
| } |
| log.println("Server: Sleeping..."); |
| Thread.sleep(50); |
| } |
| log.println("Server: Accepted " + sc); |
| ByteBuffer bb = ByteBuffer.allocateDirect(100); |
| if (sc.read(bb) != 1) |
| throw new Exception("Read failed"); |
| bb.flip(); |
| byte b = bb.get(); |
| log.println("Server: Read " + b + ", writing " + (b + 1)); |
| bb.clear(); |
| bb.put((byte)43); |
| bb.flip(); |
| if (sc.write(bb) != 1) |
| throw new Exception("Write failed"); |
| sc.close(); |
| ssc.close(); |
| log.println("Server: Finished"); |
| } |
| |
| } |
| |
| static class Client |
| extends TestThread |
| { |
| int port; |
| boolean dally; |
| |
| Client(int port, boolean block) { |
| super("Client", Basic.log); |
| this.port = port; |
| this.dally = !block; |
| } |
| |
| public void go() throws Exception { |
| if (dally) |
| Thread.sleep(200); |
| InetSocketAddress isa |
| = new InetSocketAddress(InetAddress.getLocalHost(), port); |
| log.println("Client: Connecting to " + isa); |
| SocketChannel sc = SocketChannel.open(); |
| sc.connect(isa); |
| log.println("Client: Connected"); |
| ByteBuffer bb = ByteBuffer.allocateDirect(512); |
| bb.put((byte)42).flip(); |
| log.println("Client: Writing " + bb.get(0)); |
| if (sc.write(bb) != 1) |
| throw new Exception("Write failed"); |
| bb.clear(); |
| if (sc.read(bb) != 1) |
| throw new Exception("Read failed"); |
| bb.flip(); |
| if (bb.get() != 43) |
| throw new Exception("Read " + bb.get(bb.position() - 1)); |
| log.println("Client: Read " + bb.get(0)); |
| sc.close(); |
| log.println("Client: Finished"); |
| } |
| |
| } |
| |
| static void test(boolean block) throws Exception { |
| ServerSocketChannel ssc = ServerSocketChannel.open(); |
| ssc.socket().setReuseAddress(true); |
| int port = TestUtil.bind(ssc); |
| Server server = new Server(ssc, block); |
| Client client = new Client(port, block); |
| server.start(); |
| client.start(); |
| if ((server.finish(0) & client.finish(0)) == 0) |
| throw new Exception("Failure"); |
| log.println(); |
| } |
| |
| public static void main(String[] args) throws Exception { |
| log.println(); |
| test(true); |
| test(false); |
| } |
| |
| } |