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.*;

    25 import java.rmi.server.*;

    26 import java.io.*;

    27 

    28 /**

    29  * Class accepts a task and runs it in its own space.

    30  */

    31 public class ComputeServerImpl

    32     extends UnicastRemoteObject

    33     implements ComputeServer

    34 {

    35         public ComputeServerImpl() throws RemoteException

    36         {

    37 

    38     }

    39 

    40     /**

    41      * Accepts task and runs it

    42      */

    43     public Object compute(Task task) {

    44         return task.run();

    45     }

    46 

    47     /**

    48      * Binds compute server and waits for tasks

    49      */

    50     public static void main(String args[]) throws Exception

    51         {

    52                 // use the default, restrictive security manager

    53                 System.setSecurityManager(new RMISecurityManager());

    54 

    55                 Naming.rebind("/ComputeServer", new ComputeServerImpl());

    56                 System.out.println("Ready to receive tasks.");

    57 

    58                 System.err.println("DTI_DoneInitializing");

    59     }

    60 }