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1   /*
2    * $Id: ServletResponseAware.java 418521 2006-07-01 23:36:50Z mrdon $
3    *
4    * Copyright 2006 The Apache Software Foundation.
5    *
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    *
10   *      http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.struts2.interceptor;
19  
20  import javax.servlet.http.HttpServletResponse;
21  
22  
23  /***
24   * All Actions that want to have access to the servlet response object must implement this interface.<p>
25   * <p/>
26   * This interface is only relevant if the Action is used in a servlet environment.<p>
27   * <p/>
28   * Note that using this interface makes the Action tied to a servlet environment, so it should be
29   * avoided if possible since things like unit testing will become more difficult.
30   *
31   */
32  public interface ServletResponseAware {
33  
34      /***
35       * Sets the HTTP response object in implementing classes.
36       *
37       * @param response the HTTP response.
38       */
39      public void setServletResponse(HttpServletResponse response);
40  }