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1   /**
2    * Copyright 2005-2015 The Kuali Foundation
3    *
4    * Licensed under the Educational Community License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    * http://www.opensource.org/licenses/ecl2.php
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.kuali.rice.krad.web.service;
17  
18  import org.kuali.rice.krad.web.form.UifFormBase;
19  import org.springframework.web.servlet.ModelAndView;
20  
21  import javax.servlet.http.HttpServletResponse;
22  
23  /**
24   * Controller service that provides methods for working with the multi-file upload component.
25   *
26   * @author Kuali Rice Team (rice.collab@kuali.org)
27   */
28  public interface FileControllerService {
29  
30      /**
31       * Invoked by the multiFile upload element to add a file object to the collection it controls.
32       *
33       * @param form form instance containing the file data
34       * @return ModelAndView instance for rendering the view
35       */
36      ModelAndView addFileUploadLine(UifFormBase form);
37  
38      /**
39       * Invoked by the multiFile upload widget to delete a file; Inform the model of file to delete.
40       *
41       * @param form form instance containing the file data
42       * @return ModelAndView instance for rendering the view
43       */
44      ModelAndView deleteFileUploadLine(UifFormBase form);
45  
46      /**
47       * Invoked by the multiFile upload widget to get the file contents for a file upload line.
48       *
49       * @param form form instance containing the file request data
50       * @param response Http response for streaming back the file contents
51       */
52      void getFileFromLine(UifFormBase form, HttpServletResponse response);
53  }