/*
 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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package com.sun.corba.se.spi.oa ;

import org.omg.CORBA.SystemException ;

/** NullServant is used to represent a null servant returned
 * OAInvocationInfo after a
 * ObjectAdapter.getInvocationServant( OAInvocationInfo ) call.
 * If the getInvocationServant call could not locate a servant
 * for the ObjectId in the OAInvocationInfo, getServantContainer
 * will contain a NullServant.  Later stages of the request
 * dispatch may choose either to throw the exception or perform
 * some other action in response to the NullServant result.
 */
public interface NullServant
{
    /** Obtain the exception that is associated with this
     * NullServant instance.
     */
    SystemException getException() ;
}