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1   /*
2    * Copyright (c) 1997, 2012, 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  package com.sun.xml.internal.ws.client.sei;
27  
28  import com.sun.xml.internal.ws.api.databinding.ClientCallBridge;
29  import com.sun.xml.internal.ws.model.JavaMethodImpl;
30  import javax.xml.ws.AsyncHandler;
31  import javax.xml.ws.WebServiceException;
32  
33  import java.lang.reflect.Method;
34  import java.util.concurrent.Future;
35  
36  /**
37   * {@link MethodHandler} that uses {@link AsyncHandler}.
38   *
39   * @author Kohsuke Kawaguchi
40   */
41  final class CallbackMethodHandler extends AsyncMethodHandler {
42  
43      /**
44       * Position of the argument that takes {@link AsyncHandler}.
45       */
46      private final int handlerPos;
47  
48      CallbackMethodHandler(SEIStub owner, Method m, int handlerPos) {
49          super(owner, m);
50          this.handlerPos = handlerPos;
51      }
52  
53  //    CallbackMethodHandler(SEIStub owner, JavaMethodImpl jm, JavaMethodImpl core, int handlerPos) {
54  //        super(owner,jm,core);
55  //        this.handlerPos = handlerPos;
56  //    }
57  
58      Future<?> invoke(Object proxy, Object[] args) throws WebServiceException {
59          // the spec requires the last argument
60          final AsyncHandler handler = (AsyncHandler)args[handlerPos];
61  
62          return doInvoke(proxy, args, handler);
63      }
64  }