1 |
14 |
jlechner |
/* SAXParser.java --
|
2 |
|
|
Copyright (C) 2004, 2005 Free Software Foundation, Inc.
|
3 |
|
|
|
4 |
|
|
This file is part of GNU Classpath.
|
5 |
|
|
|
6 |
|
|
GNU Classpath is free software; you can redistribute it and/or modify
|
7 |
|
|
it under the terms of the GNU General Public License as published by
|
8 |
|
|
the Free Software Foundation; either version 2, or (at your option)
|
9 |
|
|
any later version.
|
10 |
|
|
|
11 |
|
|
GNU Classpath is distributed in the hope that it will be useful, but
|
12 |
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
14 |
|
|
General Public License for more details.
|
15 |
|
|
|
16 |
|
|
You should have received a copy of the GNU General Public License
|
17 |
|
|
along with GNU Classpath; see the file COPYING. If not, write to the
|
18 |
|
|
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
19 |
|
|
02110-1301 USA.
|
20 |
|
|
|
21 |
|
|
Linking this library statically or dynamically with other modules is
|
22 |
|
|
making a combined work based on this library. Thus, the terms and
|
23 |
|
|
conditions of the GNU General Public License cover the whole
|
24 |
|
|
combination.
|
25 |
|
|
|
26 |
|
|
As a special exception, the copyright holders of this library give you
|
27 |
|
|
permission to link this library with independent modules to produce an
|
28 |
|
|
executable, regardless of the license terms of these independent
|
29 |
|
|
modules, and to copy and distribute the resulting executable under
|
30 |
|
|
terms of your choice, provided that you also meet, for each linked
|
31 |
|
|
independent module, the terms and conditions of the license of that
|
32 |
|
|
module. An independent module is a module which is not derived from
|
33 |
|
|
or based on this library. If you modify this library, you may extend
|
34 |
|
|
this exception to your version of the library, but you are not
|
35 |
|
|
obligated to do so. If you do not wish to do so, delete this
|
36 |
|
|
exception statement from your version. */
|
37 |
|
|
|
38 |
|
|
package javax.xml.parsers;
|
39 |
|
|
|
40 |
|
|
import java.io.File;
|
41 |
|
|
import java.io.FileInputStream;
|
42 |
|
|
import java.io.InputStream;
|
43 |
|
|
import java.io.IOException;
|
44 |
|
|
import javax.xml.validation.Schema;
|
45 |
|
|
import org.xml.sax.HandlerBase;
|
46 |
|
|
import org.xml.sax.InputSource;
|
47 |
|
|
import org.xml.sax.Parser;
|
48 |
|
|
import org.xml.sax.SAXException;
|
49 |
|
|
import org.xml.sax.SAXNotRecognizedException;
|
50 |
|
|
import org.xml.sax.SAXNotSupportedException;
|
51 |
|
|
import org.xml.sax.XMLReader;
|
52 |
|
|
import org.xml.sax.helpers.DefaultHandler;
|
53 |
|
|
|
54 |
|
|
/**
|
55 |
|
|
* Convenience class for using or accessing a SAX version 1 or 2 parser.
|
56 |
|
|
* Instances of this class are <em>not</em> guaranteed to be thread safe.
|
57 |
|
|
*
|
58 |
|
|
* @author (a href='mailto:dog@gnu.org'>Chris Burdess</a)
|
59 |
|
|
*/
|
60 |
|
|
public abstract class SAXParser
|
61 |
|
|
{
|
62 |
|
|
|
63 |
|
|
protected SAXParser()
|
64 |
|
|
{
|
65 |
|
|
}
|
66 |
|
|
|
67 |
|
|
/**
|
68 |
|
|
* Parse the specifed input stream, reporting SAX1 events to the given
|
69 |
|
|
* handler.
|
70 |
|
|
* Prefer the SAX2 version of this method, since the HandlerBase class is
|
71 |
|
|
* now deprecated.
|
72 |
|
|
* Also prefer the version of this method that specifies a system ID, in
|
73 |
|
|
* order to resolve external references correctly.
|
74 |
|
|
* @param is an XML input stream
|
75 |
|
|
* @param hb the SAX1 handler
|
76 |
|
|
* @exception IllegalArgumentException if the input stream is null
|
77 |
|
|
* @see #parse(java.io.InputStream,org.xml.sax.helpers.DefaultHandler)
|
78 |
|
|
*/
|
79 |
|
|
public void parse(InputStream is, HandlerBase hb)
|
80 |
|
|
throws SAXException, IOException
|
81 |
|
|
{
|
82 |
|
|
if (is == null)
|
83 |
|
|
{
|
84 |
|
|
throw new IllegalArgumentException("input stream is null");
|
85 |
|
|
}
|
86 |
|
|
parse(new InputSource(is), hb);
|
87 |
|
|
}
|
88 |
|
|
|
89 |
|
|
/**
|
90 |
|
|
* Parse the specified input stream, reporting SAX1 events to the given
|
91 |
|
|
* handler.
|
92 |
|
|
* Prefer the SAX2 version of this method, since the HandlerBase class is
|
93 |
|
|
* now deprecated.
|
94 |
|
|
* @param is an XML input stream
|
95 |
|
|
* @param hb the SAX1 handler
|
96 |
|
|
* @param systemId the system ID of the XML document
|
97 |
|
|
* @exception IllegalArgumentException if the input stream is null
|
98 |
|
|
* @see #parse(java.io.InputStream,org.xml.sax.helpers.DefaultHandler,java.lang.String)
|
99 |
|
|
*/
|
100 |
|
|
public void parse(InputStream is, HandlerBase hb, String systemId)
|
101 |
|
|
throws SAXException, IOException
|
102 |
|
|
{
|
103 |
|
|
if (is == null)
|
104 |
|
|
{
|
105 |
|
|
throw new IllegalArgumentException("input stream is null");
|
106 |
|
|
}
|
107 |
|
|
InputSource source = new InputSource(is);
|
108 |
|
|
source.setSystemId(systemId);
|
109 |
|
|
parse(source, hb);
|
110 |
|
|
}
|
111 |
|
|
|
112 |
|
|
/**
|
113 |
|
|
* Parse the specified input stream, reporting SAX2 events to the given
|
114 |
|
|
* handler.
|
115 |
|
|
* Prefer the version of this method that specifies a system ID, in
|
116 |
|
|
* order to resolve external references correctly.
|
117 |
|
|
* @param is an XML input stream
|
118 |
|
|
* @param dh the SAX2 handler
|
119 |
|
|
* @exception IllegalArgumentException if the input stream is null
|
120 |
|
|
*/
|
121 |
|
|
public void parse(InputStream is, DefaultHandler dh)
|
122 |
|
|
throws SAXException, IOException
|
123 |
|
|
{
|
124 |
|
|
if (is == null)
|
125 |
|
|
{
|
126 |
|
|
throw new IllegalArgumentException("input stream is null");
|
127 |
|
|
}
|
128 |
|
|
parse(new InputSource(is), dh);
|
129 |
|
|
}
|
130 |
|
|
|
131 |
|
|
/**
|
132 |
|
|
* Parse the specified input stream, reporting SAX2 events to the given
|
133 |
|
|
* handler.
|
134 |
|
|
* @param is an XML input stream
|
135 |
|
|
* @param dh the SAX2 handler
|
136 |
|
|
* @param systemId the system ID of the XML document
|
137 |
|
|
* @exception IllegalArgumentException if the input stream is null
|
138 |
|
|
*/
|
139 |
|
|
public void parse (InputStream is, DefaultHandler dh, String systemId)
|
140 |
|
|
throws SAXException, IOException
|
141 |
|
|
{
|
142 |
|
|
if (is == null)
|
143 |
|
|
{
|
144 |
|
|
throw new IllegalArgumentException("input stream is null");
|
145 |
|
|
}
|
146 |
|
|
InputSource source = new InputSource(is);
|
147 |
|
|
source.setSystemId(systemId);
|
148 |
|
|
parse(source, dh);
|
149 |
|
|
}
|
150 |
|
|
|
151 |
|
|
/**
|
152 |
|
|
* Parse the content of the specified URI, reporting SAX1 events to the
|
153 |
|
|
* given handler.
|
154 |
|
|
* Prefer the SAX2 version of this method, since the HandlerBase class is
|
155 |
|
|
* now deprecated.
|
156 |
|
|
* @param uri an XML system ID
|
157 |
|
|
* @param hb the SAX1 handler
|
158 |
|
|
* @exception IllegalArgumentException if the URI is null
|
159 |
|
|
* @see #parse(java.lang.String,org.xml.sax.helpers.DefaultHandler)
|
160 |
|
|
*/
|
161 |
|
|
public void parse(String uri, HandlerBase hb)
|
162 |
|
|
throws SAXException, IOException
|
163 |
|
|
{
|
164 |
|
|
if (uri == null)
|
165 |
|
|
{
|
166 |
|
|
throw new IllegalArgumentException("URI is null");
|
167 |
|
|
}
|
168 |
|
|
parse(new InputSource(uri), hb);
|
169 |
|
|
}
|
170 |
|
|
|
171 |
|
|
/**
|
172 |
|
|
* Parse the content of the specified URI, reporting SAX2 events to the
|
173 |
|
|
* given handler.
|
174 |
|
|
* @param uri an XML system ID
|
175 |
|
|
* @param dh the SAX2 handler
|
176 |
|
|
* @exception IllegalArgumentException if the URI is null
|
177 |
|
|
*/
|
178 |
|
|
public void parse(String uri, DefaultHandler dh)
|
179 |
|
|
throws SAXException, IOException
|
180 |
|
|
{
|
181 |
|
|
if (uri == null)
|
182 |
|
|
{
|
183 |
|
|
throw new IllegalArgumentException("URI is null");
|
184 |
|
|
}
|
185 |
|
|
parse(new InputSource(uri), dh);
|
186 |
|
|
}
|
187 |
|
|
|
188 |
|
|
/**
|
189 |
|
|
* Parse the content of the specified file, reporting SAX1 events to the
|
190 |
|
|
* given handler.
|
191 |
|
|
* Prefer the SAX2 version of this method, since the HandlerBase class is
|
192 |
|
|
* now deprecated.
|
193 |
|
|
* @param f an XML file
|
194 |
|
|
* @param hb the SAX1 handler
|
195 |
|
|
* @exception IllegalArgumentException if the file is null
|
196 |
|
|
* @see #parse(java.io.File,org.xml.sax.helpers.DefaultHandler)
|
197 |
|
|
*/
|
198 |
|
|
public void parse(File f, HandlerBase hb)
|
199 |
|
|
throws SAXException, IOException
|
200 |
|
|
{
|
201 |
|
|
if (f == null)
|
202 |
|
|
{
|
203 |
|
|
throw new IllegalArgumentException("file is null");
|
204 |
|
|
}
|
205 |
|
|
InputSource source = new InputSource(new FileInputStream(f));
|
206 |
|
|
source.setSystemId(f.toURL().toString());
|
207 |
|
|
parse(source, hb);
|
208 |
|
|
}
|
209 |
|
|
|
210 |
|
|
/**
|
211 |
|
|
* Parse the content of the specified file, reporting SAX2 events to the
|
212 |
|
|
* given handler.
|
213 |
|
|
* @param f an XML file
|
214 |
|
|
* @param dh the SAX2 handler
|
215 |
|
|
* @exception IllegalArgumentException if the file is null
|
216 |
|
|
*/
|
217 |
|
|
public void parse(File f, DefaultHandler dh)
|
218 |
|
|
throws SAXException, IOException
|
219 |
|
|
{
|
220 |
|
|
if (f == null)
|
221 |
|
|
{
|
222 |
|
|
throw new IllegalArgumentException("file is null");
|
223 |
|
|
}
|
224 |
|
|
InputSource source = new InputSource(new FileInputStream(f));
|
225 |
|
|
source.setSystemId(f.toURL().toString());
|
226 |
|
|
parse(source, dh);
|
227 |
|
|
}
|
228 |
|
|
|
229 |
|
|
/**
|
230 |
|
|
* Parse the specified input source, reporting SAX1 events to the
|
231 |
|
|
* given handler.
|
232 |
|
|
* Prefer the SAX2 version of this method, since the HandlerBase class is
|
233 |
|
|
* now deprecated.
|
234 |
|
|
* @param is the SAX input source
|
235 |
|
|
* @param hb the SAX1 handler
|
236 |
|
|
* @exception IllegalArgumentException if the input source is null
|
237 |
|
|
* @see #parse(org.xml.sax.InputSource,org.xml.sax.helpers.DefaultHandler)
|
238 |
|
|
*/
|
239 |
|
|
public void parse(InputSource is, HandlerBase hb)
|
240 |
|
|
throws SAXException, IOException
|
241 |
|
|
{
|
242 |
|
|
if (is == null)
|
243 |
|
|
{
|
244 |
|
|
throw new IllegalArgumentException("input source is null");
|
245 |
|
|
}
|
246 |
|
|
Parser parser = getParser();
|
247 |
|
|
parser.setDocumentHandler(hb);
|
248 |
|
|
parser.setDTDHandler(hb);
|
249 |
|
|
parser.setEntityResolver(hb);
|
250 |
|
|
parser.setErrorHandler(hb);
|
251 |
|
|
parser.parse(is);
|
252 |
|
|
}
|
253 |
|
|
|
254 |
|
|
/**
|
255 |
|
|
* Parse the specified input source, reporting SAX2 events to the
|
256 |
|
|
* given handler.
|
257 |
|
|
* @param is an XML file
|
258 |
|
|
* @param dh the SAX2 handler
|
259 |
|
|
* @exception IllegalArgumentException if the input source is null
|
260 |
|
|
*/
|
261 |
|
|
public void parse(InputSource is, DefaultHandler dh)
|
262 |
|
|
throws SAXException, IOException
|
263 |
|
|
{
|
264 |
|
|
if (is == null)
|
265 |
|
|
{
|
266 |
|
|
throw new IllegalArgumentException("input source is null");
|
267 |
|
|
}
|
268 |
|
|
XMLReader reader = getXMLReader();
|
269 |
|
|
reader.setContentHandler(dh);
|
270 |
|
|
reader.setDTDHandler(dh);
|
271 |
|
|
reader.setEntityResolver(dh);
|
272 |
|
|
reader.setErrorHandler(dh);
|
273 |
|
|
reader.parse(is);
|
274 |
|
|
}
|
275 |
|
|
|
276 |
|
|
/**
|
277 |
|
|
* Returns the underlying SAX1 parser.
|
278 |
|
|
*/
|
279 |
|
|
public abstract Parser getParser() throws SAXException;
|
280 |
|
|
|
281 |
|
|
/**
|
282 |
|
|
* Returns the underlying SAX2 parser.
|
283 |
|
|
* @since 1.1
|
284 |
|
|
*/
|
285 |
|
|
public abstract XMLReader getXMLReader() throws SAXException;
|
286 |
|
|
|
287 |
|
|
/**
|
288 |
|
|
* Indicates whether this parser is XML Namespace aware.
|
289 |
|
|
*/
|
290 |
|
|
public abstract boolean isNamespaceAware();
|
291 |
|
|
|
292 |
|
|
/**
|
293 |
|
|
* Indicates whether this parser will validate its input.
|
294 |
|
|
*/
|
295 |
|
|
public abstract boolean isValidating();
|
296 |
|
|
|
297 |
|
|
/**
|
298 |
|
|
* Sets the specified SAX2 parser property.
|
299 |
|
|
* @param name the name of the property
|
300 |
|
|
* @param value the value of the property
|
301 |
|
|
*/
|
302 |
|
|
public abstract void setProperty(String name, Object value)
|
303 |
|
|
throws SAXNotRecognizedException, SAXNotSupportedException;
|
304 |
|
|
|
305 |
|
|
/**
|
306 |
|
|
* Returns the value of the specified SAX2 parser property.
|
307 |
|
|
* @param name the name of the property
|
308 |
|
|
*/
|
309 |
|
|
public abstract Object getProperty(String name)
|
310 |
|
|
throws SAXNotRecognizedException, SAXNotSupportedException;
|
311 |
|
|
|
312 |
|
|
// -- JAXP 1.3 methods --
|
313 |
|
|
|
314 |
|
|
/**
|
315 |
|
|
* Resets this parser to its original configuration.
|
316 |
|
|
* @since 1.3
|
317 |
|
|
*/
|
318 |
|
|
public void reset()
|
319 |
|
|
{
|
320 |
|
|
}
|
321 |
|
|
|
322 |
|
|
/**
|
323 |
|
|
* Returns the schema in use by this parser.
|
324 |
|
|
* @since 1.3
|
325 |
|
|
*/
|
326 |
|
|
public Schema getSchema()
|
327 |
|
|
{
|
328 |
|
|
return null;
|
329 |
|
|
}
|
330 |
|
|
|
331 |
|
|
/**
|
332 |
|
|
* Indicates whether this parser is XInclude-aware.
|
333 |
|
|
* @since 1.3
|
334 |
|
|
*/
|
335 |
|
|
public boolean isXIncludeAware()
|
336 |
|
|
{
|
337 |
|
|
return false;
|
338 |
|
|
}
|
339 |
|
|
|
340 |
|
|
}
|