/*
 * Copyright (c) 2005, 2006, 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 */

package javax.xml.ws;

import java.util.Map;
import java.util.concurrent.Future;

/** The <code>Response</code> interface provides methods used to obtain the  
 *  payload and context of a message sent in response to an operation
 *  invocation.
 *
 *  <p>For asynchronous operation invocations it provides additional methods
 *  to check the status of the request. The <code>get(...)</code> methods may
 *  throw the standard
 *  set of exceptions and their cause may be a <code>RemoteException</code> or a  
 *  {@link WebServiceException} that represents the error that occured during the
 *  asynchronous method invocation.</p>
 *
 *  @since JAX-WS 2.0
**/
public interface Response<T> extends Future<T> {
    /** Gets the contained response context.
     *
     * @return The contained response context. May be <code>null</code> if a
     * response is not yet available.
     *
    **/
    Map<String,Object> getContext();
}