1 /* 2 * Copyright (c) 2003, 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 import java.rmi.RemoteException; 25 import java.rmi.server.UnicastRemoteObject; 26 import java.util.logging.Logger; 27 import java.util.logging.Level; 28 29 /** 30 * The OrangeImpl class implements the behavior of the remote "orange" 31 * objects exported by the appplication. 32 */ 33 public class OrangeImpl 34 extends UnicastRemoteObject 35 implements Orange 36 { 37 38 private static Logger logger = Logger.getLogger("reliability.orange"); 39 private String name; 40 41 public OrangeImpl(String name) throws RemoteException { 42 this.name = name; 43 } 44 45 /** 46 * Return inverted message data, call through supplied OrangeEcho 47 * object if not at recursion level zero. 48 */ 49 public int[] recurse(OrangeEcho echo, int[] message, int level) 50 throws RemoteException 51 { 52 try { 53 String threadName = Thread.currentThread().getName(); 54 logger.log(Level.FINEST, 55 threadName + ": " + toString() + 56 ".recurse(message[" + message.length + "], " + 57 level + "): BEGIN"); 58 59 int[] response; 60 if (level > 0) 61 response = echo.recurse(this, message, level); 62 else { 63 for (int i = 0; i < message.length; ++ i) 64 message[i] = ~message[i]; 65 response = message; 66 } 67 68 logger.log(Level.FINEST, 69 threadName + ": " + toString() + 70 ".recurse(message[" + message.length + "], " + 71 level + "): END"); 72 73 return response; 74 } catch (RuntimeException e) { 75 logger.log(Level.SEVERE, toString() + ".recurse():", e); 76 throw e; 77 } 78 } 79 80 public String toString() { 81 return name; 82 } 83 }