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Java > Open Source Codes > com > caucho > xsl > JavaStylesheet


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  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.xsl;
30
31 import com.caucho.xpath.Env;
32 import com.caucho.xpath.Expr;
33 import com.caucho.xpath.NamespaceContext;
34 import com.caucho.xpath.Pattern;
35 import com.caucho.xpath.XPathException;
36
37 import org.w3c.dom.Node JavaDoc;
38
39 import java.util.HashMap JavaDoc;
40
41 /**
42  * Implementation class for JavaScript stylesheets. It is made public only
43  * because generated Java classes need to access these
44  * routines.
45  */
46 public class JavaStylesheet extends StylesheetImpl {
47   protected Pattern []patterns;
48   protected Expr []exprs;
49   protected Sort [][]_xsl_sorts;
50   protected NamespaceContext []_namespaces;
51   protected XslNumberFormat []_xsl_formats;
52
53   protected int getTemplateId(HashMap JavaDoc templates,
54                               Node JavaDoc node, Env env, int min, int max)
55     throws XPathException
56   {
57     Template template = null;
58
59     Template []templateList = (Template []) templates.get(node.getNodeName());
60     if (templateList == null)
61       templateList = (Template []) templates.get("*");
62
63     int funId = 0;
64
65     int oldPosition = env.setContextPosition(0);
66     int oldSize = env.setContextSize(0);
67     Node JavaDoc oldNode = env.setContextNode(null);
68       
69     for (int i = 0; templateList != null && i < templateList.length; i++) {
70       Template subtemplate = templateList[i];
71
72       if (min <= subtemplate.maxImportance &&
73       subtemplate.maxImportance <= max &&
74       subtemplate.pattern.match(node, env)) {
75         funId = subtemplate.funId;
76         break;
77       }
78     }
79     
80     env.setContextPosition(oldPosition);
81     env.setContextSize(oldSize);
82     env.setContextNode(oldNode);
83
84     return funId;
85   }
86 }
87
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