1 /*
   2  * Copyright (c) 1997, 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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 /*
  26  * Licensed Materials - Property of IBM
  27  * RMI-IIOP v1.0
  28  * Copyright IBM Corp. 1998 1999  All Rights Reserved
  29  *
  30  */
  31 
  32 package com.sun.corba.se.impl.corba;
  33 
  34 import com.sun.corba.se.spi.orb.ORB ;
  35 
  36 ///////////////////////////////////////////////////////////////////////////
  37 // helper class for deferred invocations
  38 
  39 /*
  40  * The AsynchInvoke class allows for the support of asynchronous
  41  * invocations. Instances of these are created with a request object,
  42  * and when run, perform an invocation. The instance is also
  43  * responsible for waking up a client that might be waiting on the
  44  * 'get_response' method.
  45  */
  46 
  47 public class AsynchInvoke implements Runnable {
  48 
  49     private RequestImpl _req;
  50     private ORB         _orb;
  51     private boolean     _notifyORB;
  52 
  53     public AsynchInvoke (ORB o, RequestImpl reqToInvokeOn, boolean n)
  54     {
  55         _orb = o;
  56         _req = reqToInvokeOn;
  57         _notifyORB = n;
  58     };
  59 
  60 
  61     /*
  62      * The run operation calls the invocation on the request object,
  63      * updates the RequestImpl state to indicate that the asynchronous
  64      * invocation is complete, and wakes up any client that might be
  65      * waiting on a 'get_response' call.
  66      *
  67      */
  68 
  69     public void run()
  70     {
  71         // do the actual invocation
  72         _req.doInvocation();
  73 
  74         // for the asynchronous case, note that the response has been
  75         // received.
  76         synchronized (_req)
  77             {
  78                 // update local boolean indicator
  79                 _req.gotResponse = true;
  80 
  81                 // notify any client waiting on a 'get_response'
  82                 _req.notify();
  83             }
  84 
  85         if (_notifyORB == true) {
  86             _orb.notifyORB() ;
  87         }
  88     }
  89 
  90 };
  91 
  92 ///////////////////////////////////////////////////////////////////////////