1 /* 2 * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @summary Unit test for server-socket-channel adaptors 26 */ 27 28 import java.io.*; 29 import java.net.*; 30 import java.nio.*; 31 import java.nio.channels.*; 32 import java.nio.charset.*; 33 34 35 public class AdaptServerSocket { 36 37 static java.io.PrintStream out = System.out; 38 static volatile boolean clientStarted = false; 39 static volatile Exception clientException = null; 40 static volatile Thread client = null; 41 42 static void startClient(final int port, final int dally) 43 throws Exception 44 { 45 Thread t = new Thread() { 46 public void run() { 47 try (Socket so = new Socket()) { 48 out.println("client: " + so); 49 clientStarted = true; 50 if (dally > 0) 51 Thread.sleep(dally); 52 so.connect(new InetSocketAddress(port)); 53 if (Thread.interrupted()) { 54 out.println("client interrupted"); 55 return; 56 } 57 out.println("client: " + so); 58 int a = so.getInputStream().read(); 59 out.println("client: read " + a); 60 a += 1; 61 so.getOutputStream().write(a); 62 out.println("client: wrote " + a); 63 } catch (Exception x) { 64 if (x instanceof InterruptedException) 65 return; 66 clientException = x; 67 x.printStackTrace(); 68 } 69 } 70 }; 71 t.setDaemon(true); 72 t.start(); 73 client = t; 74 } 75 76 static void test(int clientDally, int timeout, boolean shouldTimeout) 77 throws Exception 78 { 79 clientStarted = false; 80 out.println(); 81 82 try (ServerSocketChannel ssc = ServerSocketChannel.open(); 83 ServerSocket sso = ssc.socket()) { 84 out.println("created: " + ssc); 85 out.println(" " + sso); 86 if (timeout != 0) 87 sso.setSoTimeout(timeout); 88 out.println("timeout: " + sso.getSoTimeout()); 89 sso.bind(null); 90 out.println("bound: " + ssc); 91 out.println(" " + sso); 92 startClient(sso.getLocalPort(), clientDally); 93 while (!clientStarted) { 94 Thread.sleep(20); 95 } 96 Socket so = null; 97 try { 98 so = sso.accept(); 99 } catch (SocketTimeoutException x) { 100 if (shouldTimeout) 101 out.println("Accept timed out, as expected"); 102 else 103 throw x; 104 } 105 if (shouldTimeout && (so != null)) 106 throw new Exception("Accept did not time out"); 107 108 if (so != null) { 109 int a = 42; 110 so.getOutputStream().write(a); 111 int b = so.getInputStream().read(); 112 if (b != a + 1) 113 throw new Exception("Read incorrect data"); 114 out.println("server: read " + b); 115 } 116 } 117 client.interrupt(); 118 client.join(); 119 if (clientException != null) 120 throw clientException; 121 } 122 123 public static void main(String[] args) throws Exception { 124 test(0, 0, false); 125 test(50, 500, false); 126 test(500, 50, true); 127 } 128 129 }