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1   /*
2    * Copyright (c) 2002-2014, Mairie de Paris
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions
7    * are met:
8    *
9    *  1. Redistributions of source code must retain the above copyright notice
10   *     and the following disclaimer.
11   *
12   *  2. Redistributions in binary form must reproduce the above copyright notice
13   *     and the following disclaimer in the documentation and/or other materials
14   *     provided with the distribution.
15   *
16   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17   *     contributors may be used to endorse or promote products derived from
18   *     this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   * POSSIBILITY OF SUCH DAMAGE.
31   *
32   * License 1.0
33   */
34  package fr.paris.lutece.portal.service.content;
35  
36  import fr.paris.lutece.portal.service.cache.AbstractCacheableService;
37  import fr.paris.lutece.portal.service.message.SiteMessageException;
38  import fr.paris.lutece.portal.service.security.UserNotSignedException;
39  
40  import javax.servlet.http.HttpServletRequest;
41  
42  
43  /**
44   * Interface for pages provider services.
45   */
46  public abstract class ContentService extends AbstractCacheableService
47  {
48      private String _strPluginName;
49  
50      /**
51       * Returns the HTML (or XML) code for a page for a given mode. The Service should use request parameters to
52       * identify the page content to provide.
53       *
54       * @param request The HTTP request containing content parameters
55       * @param nMode The current mode.
56       * @return The HTML (or XML) code of the page.
57       * @throws UserNotSignedException the UserNotSignedException
58       * @throws SiteMessageException occurs when a site message need to be displayed
59       */
60      public abstract String getPage( HttpServletRequest request, int nMode )
61          throws UserNotSignedException, SiteMessageException;
62  
63      /**
64       * Analyzes request's parameters to see if the request should be handled by the current Content Service
65       *
66       * @param request The HTTP request
67       * @return true if this ContentService should handle this request
68       */
69      public abstract boolean isInvoked( HttpServletRequest request );
70  
71      /**
72       * Return the name of the plugin
73       *
74       * @return The name of the plugin
75       */
76      public String getPluginName(  )
77      {
78          return _strPluginName;
79      }
80  
81      /**
82       * Set the plugin name of the content service
83       *
84       * @param strPluginName the plugin name
85       */
86      public void setPluginName( String strPluginName )
87      {
88          _strPluginName = strPluginName;
89      }
90  }