/*

 * Copyright 2005-2006 Sun Microsystems, Inc.  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.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

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();

}