ProcessorGlobalVariableDecl


1   /*
2    * Copyright 1999-2004 The Apache Software Foundation.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  /*
17   * $Id: ProcessorGlobalVariableDecl.java,v 1.8 2004/02/11 18:15:51 minchau Exp $
18   */
19  package org.apache.xalan.processor;
20  
21  import org.apache.xalan.templates.ElemTemplateElement;
22  import org.apache.xalan.templates.ElemVariable;
23  
24  /**
25   * This class processes parse events for an xsl:variable element.
26   * @see <a HREF="http://www.w3.org/TR/xslt#dtd">XSLT DTD</a>
27   * @see <a HREF="http://www.w3.org/TR/xslt#top-level-variables">top-level-variables in XSLT Specification</a>
28   */
29  class ProcessorGlobalVariableDecl extends ProcessorTemplateElem
30  {
31  
32    /**
33     * Append the current template element to the current
34     * template element, and then push it onto the current template
35     * element stack.
36     *
37     * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
38     * @param elem The non-null reference to the ElemVariable element.
39     *
40     * @throws org.xml.sax.SAXException Any SAX exception, possibly
41     *            wrapping another exception.
42     */
43    protected void appendAndPush(
44            StylesheetHandler handler, ElemTemplateElement elem)
45              throws org.xml.sax.SAXException  
46    {
47  
48      // Just push, but don't append.
49      handler.pushElemTemplateElement(elem);
50    }
51  
52    /**
53     * Receive notification of the end of an element.
54     *
55     * @param name The element type name.
56     * @param attributes The specified or defaulted attributes.
57     *
58     * @param handler non-null reference to current StylesheetHandler that is constructing the Templates.
59     * @param uri The Namespace URI, or an empty string.
60     * @param localName The local name (without prefix), or empty string if not namespace processing.
61     * @param rawName The qualified name (with prefix).
62     */
63    public void endElement(
64            StylesheetHandler handler, String   uri, String   localName, String   rawName)
65              throws org.xml.sax.SAXException  
66    {
67  
68      ElemVariable v = (ElemVariable) handler.getElemTemplateElement();
69  
70      handler.getStylesheet().appendChild(v);
71      handler.getStylesheet().setVariable(v);
72      super.endElement(handler, uri, localName, rawName);
73    }
74  }
75
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