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1
28
29 package com.caucho.xsl;
30
31 import com.caucho.util.L10N;
32 import com.caucho.xml.DOMBuilder;
33 import com.caucho.xml.QDocument;
34
35 import org.w3c.dom.Node  ;
36 import org.xml.sax.*;
37 import org.xml.sax.ext.LexicalHandler ;
38
39 import javax.xml.transform.TransformerException ;
40 import java.io.IOException ;
41
42 public class SAXFilterImpl implements XMLFilter {
43 protected static L10N L = new L10N(SAXFilterImpl.class);
44
45 protected TransformerImpl transformer;
46
47 private XMLReader parent;
48 private ContentHandler contentHandler;
49 private LexicalHandler lexicalHandler;
50 private ErrorHandler errorHandler;
51
52 protected SAXFilterImpl(TransformerImpl transformer)
53 {
54 this.transformer = transformer;
55 }
56
57 public void setParent(XMLReader parent)
58 {
59 this.parent = parent;
60 }
61
62 public XMLReader getParent()
63 {
64 return parent;
65 }
66
67 public boolean getFeature(String name)
68 throws SAXNotRecognizedException, SAXNotSupportedException
69 {
70 return false;
71 }
72
73 public void setFeature(String name, boolean value)
74 throws SAXNotRecognizedException, SAXNotSupportedException
75 {
76 }
77
78 public Object getProperty(String name)
79 throws SAXNotRecognizedException, SAXNotSupportedException
80 {
81 return null;
82 }
83
84 public void setProperty(String name, Object value)
85 throws SAXNotRecognizedException, SAXNotSupportedException
86 {
87 }
88
89 public void setEntityResolver(EntityResolver resolver)
90 {
91 }
92
93 public EntityResolver getEntityResolver()
94 {
95 return null;
96 }
97
98 public void setDTDHandler(DTDHandler handler)
99 {
100 }
101
102 public DTDHandler getDTDHandler()
103 {
104 return null;
105 }
106
107 public void setContentHandler(ContentHandler handler)
108 {
109 this.contentHandler = handler;
110 }
111
112 public ContentHandler getContentHandler()
113 {
114 return contentHandler;
115 }
116
117 public void setErrorHandler(ErrorHandler handler)
118 {
119 this.errorHandler = handler;
120 }
121
122 public ErrorHandler getErrorHandler()
123 {
124 return errorHandler;
125 }
126
127 public void parse(InputSource input)
128 throws IOException , SAXException
129 {
130 DOMBuilder builder = new DOMBuilder();
131 Node sourceNode = new QDocument();
132 builder.init(sourceNode);
133
134 parent.setContentHandler(builder);
135 parent.parse(input);
136
137 try {
138 transformer.transform(sourceNode, contentHandler, lexicalHandler);
139 } catch (TransformerException e) {
140 throw new SAXException(String.valueOf(e));
141 }
142 }
143
144 public void parse(String systemId)
145 throws IOException , SAXException
146 {
147 DOMBuilder builder = new DOMBuilder();
148 Node sourceNode = new QDocument();
149 builder.init(sourceNode);
150
151 parent.setContentHandler(builder);
152
153 parent.parse(systemId);
154
155 try {
156 transformer.transform(sourceNode, contentHandler, lexicalHandler);
157 } catch (TransformerException e) {
158 throw new SAXException(String.valueOf(e));
159 }
160 }
161 }
162 |
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