1 /*
2  * Copyright (c) 2003, 2008, 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 extends UnicastRemoteObject implements Orange {
34 
35     private static final Logger logger = Logger.getLogger("reliability.orange");
36     private final String name;
37 
OrangeImpl(String name)38     public OrangeImpl(String name) throws RemoteException {
39         this.name = name;
40     }
41 
42     /**
43      * Return inverted message data, call through supplied OrangeEcho
44      * object if not at recursion level zero.
45      */
recurse(OrangeEcho echo, int[] message, int level)46     public int[] recurse(OrangeEcho echo, int[] message, int level)
47         throws RemoteException
48     {
49         String threadName = Thread.currentThread().getName();
50         logger.log(Level.FINEST,
51             threadName + ": " + toString() + ".recurse(message["
52             + message.length + "], " + level + "): BEGIN");
53 
54         int[] response;
55         if (level > 0) {
56             response = echo.recurse(this, message, level);
57         } else {
58             for (int i = 0; i < message.length; i++) {
59                 message[i] = ~message[i];
60             }
61             response = message;
62         }
63 
64         logger.log(Level.FINEST,
65             threadName + ": " + toString() + ".recurse(message["
66             + message.length + "], " + level + "): END");
67 
68         return response;
69     }
70 
toString()71     public String toString() {
72         return name;
73     }
74 }
75