TagContext


1   package com.quadcap.http.servlets.jsp;
2   
3   /* Copyright 1999 - 2003 Quadcap Software.  All rights reserved.
4    *
5    * This software is distributed under the Quadcap Free Software License.
6    * This software may be used or modified for any purpose, personal or
7    * commercial.  Open Source redistributions are permitted.  Commercial
8    * redistribution of larger works derived from, or works which bundle
9    * this software requires a "Commercial Redistribution License"; see
10   * http://www.quadcap.com/purchase.
11   *
12   * Redistributions qualify as "Open Source" under  one of the following terms:
13   *   
14   *    Redistributions are made at no charge beyond the reasonable cost of
15   *    materials and delivery.
16   *
17   *    Redistributions are accompanied by a copy of the Source Code or by an
18   *    irrevocable offer to provide a copy of the Source Code for up to three
19   *    years at the cost of materials and delivery.  Such redistributions
20   *    must allow further use, modification, and redistribution of the Source
21   *    Code under substantially the same terms as this license.
22   *
23   * Redistributions of source code must retain the copyright notices as they
24   * appear in each source code file, these license terms, and the
25   * disclaimer/limitation of liability set forth as paragraph 6 below.
26   *
27   * Redistributions in binary form must reproduce this Copyright Notice,
28   * these license terms, and the disclaimer/limitation of liability set
29   * forth as paragraph 6 below, in the documentation and/or other materials
30   * provided with the distribution.
31   *
32   * The Software is provided on an "AS IS" basis.  No warranty is
33   * provided that the Software is free of defects, or fit for a
34   * particular purpose.  
35   *
36   * Limitation of Liability. Quadcap Software shall not be liable
37   * for any damages suffered by the Licensee or any third party resulting
38   * from use of the Software.
39   */
40  
41  import java.io.IOException  ;
42  import java.io.PrintWriter  ;
43  
44  import java.util.Enumeration  ;
45  
46  import org.xml.sax.SAXException  ;
47  
48  /**
49   * An attempt to separate the parser from the tag handling as much as possible,
50   * this class represents the minimum information the tag handlers need
51   * from the compilation environment.
52   *
53   * @author Stan Bailes
54   */
55  public interface TagContext {
56      public PrintWriter   getPrintWriter();
57      public String   getPackageName();
58      public String   getClassName();
59  
60      public PrintWriter   pushPrintWriter(PrintWriter   w);
61      public PrintWriter   popPrintWriter();
62  
63      public void addPageDirective(String   name, String   val);
64      public Enumeration   getPageDirectives(String   name);
65      public String   getPageDirective(String   name);
66      public String   getPageDirective(String   name, String   dflt);
67  
68      public void includeFile(String   file) throws IOException  , SAXException  ;
69  }
70
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