com.ibm.as400.access.PxEventRepCV Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of jt400 Show documentation
The Open Source version of the IBM Toolbox for Java
The newest version!
///////////////////////////////////////////////////////////////////////////////
//                                                                             
// JTOpen (IBM Toolbox for Java - OSS version)                              
//                                                                             
// Filename: PxEventRepCV.java
//                                                                             
// The source code contained herein is licensed under the IBM Public License   
// Version 1.0, which has been approved by the Open Source Initiative.         
// Copyright (C) 1997-2000 International Business Machines Corporation and     
// others. All rights reserved.                                                
//                                                                             
///////////////////////////////////////////////////////////////////////////////

package com.ibm.as400.access;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Enumeration;
import java.util.EventObject;
import java.util.Vector;



/**
The PxEventRepCV class represents the client
view of an event reply.
**/
class PxEventRepCV
extends PxRepCV
{
  private static final String copyright = "Copyright (C) 1997-2000 International Business Machines Corporation and others.";

    


    // Private data.
    private PxEventSupport eventSupport_;



/**
Constructs a PxEventRepCV object.

@param eventSupport The event support.
**/
    public PxEventRepCV (PxEventSupport eventSupport)
    { 
        super (ProxyConstants.DS_EVENT_REP);

        eventSupport_ = eventSupport;

        
    }



/**
Processes the reply.

@return The returned object, or null if none.
**/
    public Object process ()
        throws InvocationTargetException
    {
        try {
            // Gather the contents of the datastream.
            PxPxObjectParm eventSourceParm = (PxPxObjectParm) getParm (0);
            long pxId = eventSourceParm.getPxId ();
            String listenerInterfaceName = ((PxStringParm) getParm (1)).getStringValue ();
            String listenerMethodName = ((PxStringParm) getParm (2)).getStringValue ();
            EventObject eventObject = (EventObject) ((PxParm) getParm (3)).getObjectValue ();

            // Note: The event source never gets set!  

            // Fire the event.
            eventSupport_.fireEvent (pxId, listenerInterfaceName, listenerMethodName, eventObject);
            return null;
        }
        catch (Exception e) {
            if (Trace.isTraceErrorOn ())
                Trace.log (Trace.ERROR, "Exception occured while processing event reply", e);
            throw new InternalErrorException (InternalErrorException.PROTOCOL_ERROR);
        }
    }
      

}