1 /* 2 * Copyright (c) 2003, 2017, 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 /* 25 * 26 * 27 * A test service for use in the inetd/System.inheritedChannel unit 28 * tests. 29 * 30 * The test checks that the channel returned by System.inheritiedChannel 31 * is in blocking mode and is bound. In addition, in the case of a 32 * SocketChannel checks that the socket is connected. 33 * 34 * The test service is launched with an argument that is the reply port. 35 * This reply port is used as an out-of-band connection to the unit test 36 * so that the test status can be reported. When the test completes it 37 * establishes a TCP connection to the port and sends a PASSED/FAILED 38 * message to indicate the test result. 39 */ 40 import java.io.IOException; 41 import java.net.InetAddress; 42 import java.net.InetSocketAddress; 43 import java.nio.ByteBuffer; 44 import java.nio.channels.Channel; 45 import java.nio.channels.DatagramChannel; 46 import java.nio.channels.ServerSocketChannel; 47 import java.nio.channels.SocketChannel; 48 49 public class StateTestService { 50 51 static boolean failed = false; 52 static int reply_port; 53 54 static void check(boolean okay) { 55 if (!okay) { 56 failed = true; 57 } 58 } 59 60 private static void reply(String msg) throws IOException { 61 InetSocketAddress isa = new InetSocketAddress(InetAddress.getLocalHost(), reply_port); 62 SocketChannel sc = SocketChannel.open(isa); 63 byte b[] = msg.getBytes("UTF-8"); 64 ByteBuffer bb = ByteBuffer.wrap(b); 65 sc.write(bb); 66 sc.close(); 67 } 68 69 public static void main(String args[]) throws IOException { 70 if (args.length == 0) { 71 System.err.println("Usage: StateTestService [reply-port]"); 72 return; 73 } 74 reply_port = Integer.parseInt(args[0]); 75 76 Channel c = null; 77 try { 78 c = System.inheritedChannel(); 79 } catch (SecurityException se) { 80 // ignore 81 } 82 if (c == null) { 83 reply("FAILED"); 84 return; 85 } 86 87 if (c instanceof SocketChannel) { 88 SocketChannel sc = (SocketChannel)c; 89 check( sc.isBlocking() ); 90 check( sc.socket().isBound() ); 91 check( sc.socket().isConnected() ); 92 } 93 94 if (c instanceof ServerSocketChannel) { 95 ServerSocketChannel ssc = (ServerSocketChannel)c; 96 check( ssc.isBlocking() ); 97 check( ssc.socket().isBound() ); 98 } 99 100 if (c instanceof DatagramChannel) { 101 DatagramChannel dc = (DatagramChannel)c; 102 check( dc.isBlocking() ); 103 check( dc.socket().isBound() ); 104 } 105 106 if (failed) { 107 reply("FAILED"); 108 } else { 109 reply("PASSED"); 110 } 111 112 } 113 114 }