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.io.*;
  25 import java.rmi.*;
  26 import java.rmi.server.UnicastRemoteObject;
  27 
  28 public class ServerImpl
  29     extends UnicastRemoteObject
  30     implements Server
  31 {
  32     private String name;
  33     Callback cLocal;
  34 
  35     public ServerImpl(String s) throws java.rmi.RemoteException {
  36         super();
  37         name = s;
  38     }
  39 
  40     public String sayHello(Callback c) throws RemoteException {
  41         System.out.println("Calling Callback method from the ServerImpl");
  42         cLocal = c;
  43         new Thread(new Runnable() {
  44             public void run() {
  45                 System.out.println(
  46                     "+ running a new thread in sayHello method!");
  47                 try {
  48                     cLocal.callback();
  49                 } catch(RemoteException e) {
  50                     System.out.println(
  51                         "ServerImpl.main: exception while calling callback " +
  52                         "method:");
  53                     e.printStackTrace();
  54                 }
  55             }
  56         }).start();
  57         return "Hello Callback!";
  58     }
  59 
  60     public static void main(String args[]) {
  61         // Create and install the security manager
  62         System.setSecurityManager(new RMISecurityManager());
  63 
  64         ServerImpl obj = null;
  65 
  66         try {
  67             obj = new ServerImpl("ServerImpl");
  68             Naming.rebind("/ServerImpl", obj);
  69             System.out.println("ServerImpl created and bound in the registry" +
  70                 " to the name ServerImpl");
  71             System.err.println("DTI_DoneInitializing");
  72         } catch (Exception e) {
  73             System.out.println("ServerImpl.main: an exception occurred:");
  74             e.printStackTrace();
  75             System.err.println("DTI_Error");
  76         }
  77 
  78     }
  79 }