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


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 import com.caucho.vfs.Path;
34
35 /**
36  * Resolves resources and looks up *.tld
37  */
38 public class AppResourceManager extends JspResourceManager {
39   private WebApp _app;
40
41   public AppResourceManager(WebApp app)
42   {
43     _app = app;
44   }
45   
46   /**
47    * Resolves a path.
48    */
49   public Path resolvePath(String JavaDoc uri)
50   {
51     if (uri.startsWith("file:"))
52       return _app.getAppDir().lookup(uri);
53     else if (uri.indexOf("://") >= 0)
54       return null;
55       
56     String JavaDoc realPath = _app.getRealPath(uri);
57
58     if (realPath != null)
59       return _app.getAppDir().lookup(realPath);
60     else
61       return null;
62   }
63 }
64
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