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Java > Open Source Codes > com > caucho > jsp > JspServlet


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  *
23  * Free Software Foundation, Inc.
24  * 59 Temple Place, Suite 330
25  * Boston, MA 02111-1307 USA
26  *
27  * @author Scott Ferguson
28  */
29
30 package com.caucho.jsp;
31
32 import com.caucho.server.webapp.WebApp;
33
34 import javax.servlet.ServletConfig JavaDoc;
35 import javax.servlet.ServletException JavaDoc;
36 import javax.servlet.jsp.JspFactory JavaDoc;
37
38 /**
39  * Handles JSP pages. Most of the work is done in the JspManager and QServlet.
40  *
41  * @see JspManager
42  */
43 public class JspServlet extends QServlet {
44   static final String JavaDoc COPYRIGHT =
45     "Copyright (c) 1998-2006 Caucho Technology. All rights reserved.";
46
47   private boolean _isXml = false;
48   private boolean _loadTldOnInit = false;
49   private int _pageCacheMax = 256;
50
51   /**
52    * Set true when JSP pages should default to xml.
53    */
54   public void setXml(boolean isXml)
55   {
56     _isXml = isXml;
57   }
58
59   /**
60    * Set true when JSP pages should default to xml.
61    */
62   public void setLoadTldOnInit(boolean isPreload)
63   {
64     _loadTldOnInit = isPreload;
65   }
66
67   /**
68    * Set true when JSP pages should default to xml.
69    */
70   public void setPageCacheMax(int max)
71   {
72     _pageCacheMax = max;
73   }
74   
75   /**
76    * Initializes the servlet. Primarily, this sets the PageManager to the
77    * correct JspManager.
78    */
79   public void init(ServletConfig JavaDoc conf)
80     throws ServletException JavaDoc
81   {
82     super.init(conf);
83
84     JspManager manager = new JspManager();
85
86     manager.setXml(_isXml);
87     manager.setLoadTldOnInit(_loadTldOnInit);
88     manager.setPageCacheMax(_pageCacheMax);
89
90     manager.initWebApp((WebApp) getServletContext());
91       
92     setManager(manager);
93
94     manager.init();
95
96     if (JspFactory.getDefaultFactory() == null)
97       JspFactory.setDefaultFactory(new QJspFactory());
98   }
99
100   /**
101    * Static initialization
102    */
103   public static void initStatic()
104   {
105     if (JspFactory.getDefaultFactory() == null)
106       JspFactory.setDefaultFactory(new QJspFactory());
107   }
108
109   public String JavaDoc getServletInfo()
110   {
111     return "JSP";
112   }
113 }
114
115
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