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1
28
29 package com.caucho.jsp.java;
30
31 import com.caucho.jsp.JspBuilder;
32 import com.caucho.jsp.JspGenerator;
33 import com.caucho.jsp.JspLineParseException;
34 import com.caucho.jsp.JspParseException;
35 import com.caucho.log.Log;
36 import com.caucho.util.CompileException;
37 import com.caucho.util.L10N;
38 import com.caucho.util.LineCompileException;
39 import com.caucho.vfs.PersistentDependency;
40 import com.caucho.xml.QName;
41
42 import javax.servlet.jsp.tagext.SimpleTag  ;
43 import javax.servlet.jsp.tagext.Tag ;
44 import javax.servlet.jsp.tagext.TagInfo ;
45 import java.util.ArrayList ;
46 import java.util.HashMap ;
47 import java.util.logging.Level ;
48 import java.util.logging.Logger ;
49
50
53 public class JavaJspBuilder extends JspBuilder {
54 public static final String JSTL_CORE_URI = "http://java.sun.com/jsp/jstl/core";
55 public static final String JSTL_EL_CORE_URI = "http://java.sun.com/jstl/core";
56 public static final String JSTL_RT_CORE_URI = "http://java.sun.com/jstl/core_rt";
57
58 public static final String JSTL_FMT_URI = "http://java.sun.com/jsp/jstl/fmt";
59
60 public static final String JSTL_EL_FMT_URI = "http://java.sun.com/jstl/fmt";
61 public static final String JSTL_RT_FMT_URI = "http://java.sun.com/jstl/fmt_rt";
62
63 public static final String JSTL_XML_URI = "http://java.sun.com/jsp/jstl/xml";
64
65 public static final String JSTL_EL_XML_URI = "http://java.sun.com/jstl/xml";
66 public static final String JSTL_RT_XML_URI = "http://java.sun.com/jstl/xml_rt";
67
68 public static final String JSTL_SQL_URI = "http://java.sun.com/jsp/jstl/sql";
69
70 public static final String JSTL_EL_SQL_URI = "http://java.sun.com/jstl/sql";
71 public static final String JSTL_RT_SQL_URI = "http://java.sun.com/jstl/sql_rt";
72
73 private static L10N L = new L10N(JavaJspBuilder.class);
74 private static Logger log = Logger.getLogger(JavaJspBuilder.class.getName());
75
76 static final int IGNORE = 0;
77 static final int DIRECTIVE_PAGE = IGNORE + 1;
78 static final int TEXT = DIRECTIVE_PAGE + 1;
79 static final int EXPR = TEXT + 1;
80 static final int SCRIPTLET = EXPR + 1;
81 static final int DECLARATION = SCRIPTLET + 1;
82 static final int FUNCTION = DECLARATION + 1;
83 static final int SET = FUNCTION + 1;
84 static final int INCLUDE = SET + 1;
85 static final int FORWARD = INCLUDE + 1;
86 static final int REQUEST = INCLUDE + 1;
87 static final int USE_BEAN = REQUEST + 1;
88 static final int GET_PROPERTY = USE_BEAN + 1;
89 static final int SET_PROPERTY = GET_PROPERTY + 1;
90 static final int TAG = GET_PROPERTY + 1;
91 static final int PLUGIN = TAG + 1;
92 static final int ROOT = PLUGIN + 1;
93 static final int JSP_TEXT = ROOT + 1;
94 static final int JSP_ATTRIBUTE = JSP_TEXT + 1;
95 static final int JSP_BODY = JSP_ATTRIBUTE + 1;
96
97 static final int IF = JSP_BODY + 1;
98 static final int FOREACH = IF + 1;
99 static final int EXPR_EL = FOREACH + 1;
100
101 static HashMap <QName,Class > _tagMap;
102 static HashMap <QName,Class > _fastTagMap;
103
104 private JavaJspGenerator _gen;
105 private JspNode _rootNode;
106 private JspNode _currentNode;
107 private JspNode _openNode;
108
109 private boolean _isPrototype;
110
111
114 public JavaJspBuilder()
115 {
116 }
117
118
121 public JspGenerator getGenerator()
122 {
123 return _gen;
124 }
125
126
129 public JspNode getRootNode()
130 {
131 return _rootNode;
132 }
133
134
137 public void setPrototype(boolean prototype)
138 {
139 _isPrototype = prototype;
140 }
141
142
145 public boolean isPrototype()
146 {
147 return _isPrototype;
148 }
149
150
153 public void startDocument()
154 throws JspParseException
155 {
156 try {
157 if (_rootNode != null)
159 return;
160
161 if (_parseState.isTag())
162 _gen = new JavaTagGenerator(_tagManager);
163 else
164 _gen = new JavaJspGenerator(_tagManager);
165 _gen.setParseState(getParseState());
166 _gen.setJspCompiler(getJspCompiler());
167 _gen.setJspParser(getJspParser());
168 _gen.setRequireSource(getRequireSource());
169
170 _rootNode = new JspTop();
171 _rootNode.setParseState(getParseState());
172 _rootNode.setGenerator(_gen);
173 _rootNode.setStartLocation(_sourcePath, _filename, _line);
174 _gen.setRootNode(_rootNode);
175 _gen.init();
176
177 _currentNode = _rootNode;
178 } catch (Exception e) {
179 throw JspParseException.create(e);
180 }
181 }
182
183
186 public void endDocument()
187 throws JspParseException
188 {
189 }
190
191
196 public void startElement(QName qname)
197 throws JspParseException
198 {
199 Class cl;
200
201 if (isFastJstl())
202 cl = _fastTagMap.get(qname);
203 else
204 cl = _tagMap.get(qname);
205
206 if (cl != null) {
207 try {
208 JspNode node = (JspNode) cl.newInstance();
209
210 node.setGenerator(_gen);
211 node.setParseState(_parseState);
212 node.setQName(qname);
213 node.setParent(_currentNode);
214 node.setStartLocation(_sourcePath, _filename, _line);
215
216 _openNode = node;
217
218 return;
219 } catch (Exception e) {
220 throw new JspParseException(e);
221 }
222 }
223
224 if (isPrototype()) {
225 JspXmlElement elt = new JspXmlElement();
226 elt.setGenerator(_gen);
227 elt.setParseState(_parseState);
228 elt.setQName(qname);
229 elt.setParent(_currentNode);
230 elt.setStartLocation(_sourcePath, _filename, _line);
231
232 _openNode = elt;
233
234 return;
235 }
236
237 if (JspNode.JSP_NS.equals(qname.getNamespace()))
238 throw new JspParseException(L.l("unknown JSP <{0}>", qname.getName()));
239
240 TagInfo tagInfo;
241
242 try {
243 tagInfo = _gen.getTag(qname);
244 } catch (JspParseException e) {
245 throw error(e);
246 }
247
248 if (tagInfo == null) {
249 JspXmlElement elt = new JspXmlElement();
250 elt.setGenerator(_gen);
251 elt.setParseState(_parseState);
252 elt.setQName(qname);
253 elt.setParent(_currentNode);
254 elt.setStartLocation(_sourcePath, _filename, _line);
255
256 _openNode = elt;
257
258 return;
259 }
260
261 Class tagClass = null;
262
263 try {
264 tagClass = _gen.getTagClass(qname);
265 } catch (ClassNotFoundException e) {
266 tagClass = JspTagFileSupport.class;
267 log.log(Level.FINE, e.toString(), e);
268 } catch (Exception e) {
269 throw error(e);
270 }
271
272 if (tagInfo == null)
273 throw _gen.error(L.l("<{0}> is an unknown tag.", qname.getName()));
274
275 if (tagInfo instanceof TagInfoExt) {
276 TagInfoExt tagInfoExt = (TagInfoExt) tagInfo;
277
278 ArrayList <PersistentDependency> dependList = tagInfoExt.getDependList();
279
280 for (int i = 0; i < dependList.size(); i++) {
281 _gen.addDepend(dependList.get(i));
282 }
283 }
284
285 if (JspTagFileSupport.class.isAssignableFrom(tagClass)) {
286 TagFileTag customTag = new TagFileTag();
287 customTag.setGenerator(_gen);
288 customTag.setParseState(_parseState);
289 customTag.setQName(qname);
290 customTag.setParent(_currentNode);
291 customTag.setTagInfo(tagInfo);
292 customTag.setTagClass(tagClass);
293
294 _openNode = customTag;
295 _openNode.setStartLocation(_sourcePath, _filename, _line);
296 }
297 else if (Tag .class.isAssignableFrom(tagClass)) {
298 CustomTag customTag = new CustomTag();
299 customTag.setGenerator(_gen);
300 customTag.setParseState(_parseState);
301 customTag.setQName(qname);
302 customTag.setParent(_currentNode);
303 customTag.setTagInfo(tagInfo);
304 customTag.setTagClass(tagClass);
305
306 _openNode = customTag;
307 _openNode.setStartLocation(_sourcePath, _filename, _line);
308 }
309 else if (SimpleTag .class.isAssignableFrom(tagClass)) {
310 CustomSimpleTag customTag = new CustomSimpleTag();
311 customTag.setGenerator(_gen);
312 customTag.setParseState(_parseState);
313 customTag.setQName(qname);
314 customTag.setParent(_currentNode);
315 customTag.setTagInfo(tagInfo);
316 customTag.setTagClass(tagClass);
317
318 _openNode = customTag;
319 _openNode.setStartLocation(_sourcePath, _filename, _line);
320 }
321 else
322 throw _gen.error(L.l("<{0}>: tag class {0} must either implement Tag or SimpleTag.", qname.getName(), tagClass.getName()));
323 }
324
325
331 public void startPrefixMapping(String prefix, String uri)
332 throws JspParseException
333 {
334 getParseState().pushNamespace(prefix, uri);
335
336 _gen.addOptionalTaglib(prefix, uri);
337 }
338
339
345 public void attribute(QName name, String value)
346 throws JspParseException
347 {
348 _openNode.addAttribute(name, value);
349 }
350
351
354 public void endAttributes()
355 throws JspParseException
356 {
357 _currentNode.addChild(_openNode);
358
359 _currentNode = _openNode;
360 _currentNode.setNamespace(_parseState.getNamespaces());
361 _currentNode.endAttributes();
362 _currentNode.setEndAttributeLocation(_filename, _line);
363 }
364
365
370 public void endElement(String name)
371 throws JspParseException
372 {
373 if (! _currentNode.getTagName().equals(name)) {
374 throw error(L.l("Close tag </{0}> does not match the current tag, <{1}>.", name, _currentNode.getTagName()));
375 }
376
377 try {
378 JspNode node = _currentNode;
379
380 _currentNode = node.getParent();
381
382 node.setEndLocation(_filename, _line);
383 node.endElement();
384
385 _currentNode.addChildEnd(node);
386 } catch (JspLineParseException e) {
387 throw e;
388 } catch (JspParseException e) {
389 throw error(e);
390 } catch (Exception e) {
391 throw new JspParseException(e);
392 }
393 }
394
395
400 public void text(String text)
401 throws JspParseException
402 {
403 if (_currentNode != null) {
404 JspNode node = _currentNode.addText(text);
405
406 if (node != null) {
407 node.setStartLocation(_sourcePath, _filename, _line);
408 }
409 }
410 }
411
412
417 public void text(String text, String srcFilename, int startLine, int endLine)
418 throws JspParseException
419 {
420 if (_currentNode != null) {
421 JspNode node = _currentNode.addText(text);
422
423 if (node != null) {
424 node.setStartLocation(null, srcFilename, startLine);
425 node.setEndLocation(srcFilename, endLine);
426 }
427 }
428 }
429
430
433 public JspNode getCurrentNode()
434 {
435 return _currentNode;
436 }
437
438 public JspParseException error(String message)
439 {
440 return new JspParseException(_filename + ":" + _line + ": " + message);
441 }
442
443 public JspParseException error(Throwable e)
444 {
445 if (e instanceof LineCompileException)
446 return new JspLineParseException(e);
447 else if (e instanceof CompileException)
448 return new JspLineParseException(_filename + ":" + _line + ": " + e.getMessage(), e);
449 else
450 return new JspLineParseException(_filename + ":" + _line + ": " +
451 String.valueOf(e), e);
452 }
453
454 private static void addMap(HashMap <QName,Class > map,
455 String prefix,
456 String localName,
457 String uri,
458 Class cl)
459 {
460 map.put(new QName(prefix, localName, uri), cl);
461 map.put(new QName(prefix, localName, "urn:jsptld:" + uri), cl);
462 }
463
464 static {
465 _tagMap = new HashMap <QName,Class >();
466
467 addMap(_tagMap, "jsp", "root", JspNode.JSP_NS, JspRoot.class);
468
469 addMap(_tagMap, "jsp", "directive.page", JspNode.JSP_NS,
470 JspDirectivePage.class);
471 addMap(_tagMap, "jsp", "directive.include", JspNode.JSP_NS,
472 JspDirectiveInclude.class);
473 addMap(_tagMap, "jsp", "directive.cache", JspNode.JSP_NS,
474 NullTag.class);
475 addMap(_tagMap, "jsp", "directive.taglib", JspNode.JSP_NS,
476 JspDirectiveTaglib.class);
477 addMap(_tagMap, "jsp", "directive.attribute", JspNode.JSP_NS,
478 JspDirectiveAttribute.class);
479 addMap(_tagMap, "jsp", "directive.variable", JspNode.JSP_NS,
480 JspDirectiveVariable.class);
481 addMap(_tagMap, "jsp", "directive.tag", JspNode.JSP_NS,
482 JspDirectiveTag.class);
483
484 addMap(_tagMap, "jsp", "expression", JspNode.JSP_NS,
485 JspExpression.class);
486 addMap(_tagMap, "jsp", "scriptlet", JspNode.JSP_NS,
487 JspScriptlet.class);
488 addMap(_tagMap, "jsp", "declaration", JspNode.JSP_NS,
489 JspDeclaration.class);
490 addMap(_tagMap, "jsp", "useBean", JspNode.JSP_NS,
491 JspUseBean.class);
492 addMap(_tagMap, "jsp", "getProperty", JspNode.JSP_NS,
493 JspGetProperty.class);
494 addMap(_tagMap, "jsp", "setProperty", JspNode.JSP_NS,
495 JspSetProperty.class);
496 addMap(_tagMap, "jsp", "include", JspNode.JSP_NS,
497 JspInclude.class);
498 addMap(_tagMap, "jsp", "forward", JspNode.JSP_NS,
499 JspForward.class);
500 addMap(_tagMap, "jsp", "param", JspNode.JSP_NS,
501 JspParam.class);
502 addMap(_tagMap, "jsp", "plugin", JspNode.JSP_NS,
503 JspPlugin.class);
504 addMap(_tagMap, "jsp", "params", JspNode.JSP_NS,
505 JspParams.class);
506 addMap(_tagMap, "jsp", "fallback", JspNode.JSP_NS,
507 JspFallback.class);
508
509 addMap(_tagMap, "jsp", "attribute", JspNode.JSP_NS,
510 JspAttribute.class);
511 addMap(_tagMap, "jsp", "doBody", JspNode.JSP_NS,
512 JspDoBody.class);
513 addMap(_tagMap, "jsp", "invoke", JspNode.JSP_NS,
514 JspInvoke.class);
515 addMap(_tagMap, "jsp", "body", JspNode.JSP_NS,
516 JspBody.class);
517 addMap(_tagMap, "jsp", "text", JspNode.JSP_NS,
518 JspText.class);
519 addMap(_tagMap, "jsp", "element", JspNode.JSP_NS,
520 JspElement.class);
521 addMap(_tagMap, "jsp", "output", JspNode.JSP_NS,
522 JspOutput.class);
523
524 _fastTagMap = new HashMap <QName,Class >(_tagMap);
525
526 addMap(_fastTagMap, "resin-c", "out", JSTL_CORE_URI, JstlCoreOut.class);
528 addMap(_fastTagMap, "resin-c", "out", JSTL_RT_CORE_URI, JstlCoreOut.class);
529 addMap(_fastTagMap, "resin-c", "out", JSTL_EL_CORE_URI, JstlCoreOut.class);
530
531 addMap(_fastTagMap, "resin-c", "set", JSTL_CORE_URI, JstlCoreSet.class);
532 addMap(_fastTagMap, "resin-c", "set", JSTL_EL_CORE_URI, JstlCoreSet.class);
533 addMap(_fastTagMap, "resin-c", "set", JSTL_RT_CORE_URI, JstlCoreSet.class);
534
535 addMap(_fastTagMap, "resin-c", "remove", JSTL_CORE_URI,
536 JstlCoreRemove.class);
537 addMap(_fastTagMap, "resin-c", "remove", JSTL_EL_CORE_URI,
538 JstlCoreRemove.class);
539 addMap(_fastTagMap, "resin-c", "remove", JSTL_RT_CORE_URI,
540 JstlCoreRemove.class);
541
542 addMap(_fastTagMap, "resin-c", "catch", JSTL_CORE_URI,
543 JstlCoreCatch.class);
544 addMap(_fastTagMap, "resin-c", "catch", JSTL_EL_CORE_URI,
545 JstlCoreCatch.class);
546 addMap(_fastTagMap, "resin-c", "catch", JSTL_RT_CORE_URI,
547 JstlCoreCatch.class);
548
549 addMap(_fastTagMap, "resin-c", "if", JSTL_CORE_URI, JstlCoreIf.class);
550 addMap(_fastTagMap, "resin-c", "if", JSTL_EL_CORE_URI, JstlCoreIf.class);
551 addMap(_fastTagMap, "resin-c", "if", JSTL_RT_CORE_URI, JstlCoreIf.class);
552
553 addMap(_fastTagMap, "resin-c", "choose", JSTL_CORE_URI,
554 JstlCoreChoose.class);
555 addMap(_fastTagMap, "resin-c", "choose", JSTL_EL_CORE_URI,
556 JstlCoreChoose.class);
557 addMap(_fastTagMap, "resin-c", "choose", JSTL_RT_CORE_URI,
558 JstlCoreChoose.class);
559
560 addMap(_fastTagMap, "resin-c", "when", JSTL_CORE_URI,
561 JstlCoreWhen.class);
562 addMap(_fastTagMap, "resin-c", "when", JSTL_EL_CORE_URI,
563 JstlCoreWhen.class);
564 addMap(_fastTagMap, "resin-c", "when", JSTL_RT_CORE_URI,
565 JstlCoreWhen.class);
566
567 addMap(_fastTagMap, "resin-c", "otherwise", JSTL_CORE_URI,
568 JstlCoreOtherwise.class);
569 addMap(_fastTagMap, "resin-c", "otherwise", JSTL_EL_CORE_URI,
570 JstlCoreOtherwise.class);
571 addMap(_fastTagMap, "resin-c", "otherwise", JSTL_RT_CORE_URI,
572 JstlCoreOtherwise.class);
573
574 addMap(_fastTagMap, "resin-c", "forEach", JSTL_CORE_URI,
575 JstlCoreForEach.class);
576 addMap(_fastTagMap, "resin-c", "forEach", JSTL_EL_CORE_URI,
577 JstlCoreForEach.class);
578 addMap(_fastTagMap, "resin-c", "forEach", JSTL_RT_CORE_URI,
579 JstlCoreForEach.class);
580
581 addMap(_fastTagMap, "resin-fmt", "message", JSTL_FMT_URI,
582 JstlFmtMessage.class);
583 addMap(_fastTagMap, "resin-fmt", "message", JSTL_EL_FMT_URI,
584 JstlFmtMessage.class);
585 addMap(_fastTagMap, "resin-fmt", "message", JSTL_RT_FMT_URI,
586 JstlFmtMessage.class);
587
588 addMap(_fastTagMap, "resin-fmt", "setBundle", JSTL_FMT_URI,
589 JstlFmtSetBundle.class);
590 addMap(_fastTagMap, "resin-fmt", "setBundle", JSTL_EL_FMT_URI,
591 JstlFmtSetBundle.class);
592 addMap(_fastTagMap, "resin-fmt", "setBundle", JSTL_RT_FMT_URI,
593 JstlFmtSetBundle.class);
594
595 addMap(_fastTagMap, "resin-fmt", "bundle", JSTL_FMT_URI,
596 JstlFmtBundle.class);
597 addMap(_fastTagMap, "resin-fmt", "bundle", JSTL_EL_FMT_URI,
598 JstlFmtBundle.class);
599 addMap(_fastTagMap, "resin-fmt", "bundle", JSTL_RT_FMT_URI,
600 JstlFmtBundle.class);
601
602 addMap(_fastTagMap, "resin-fmt", "param", JSTL_FMT_URI,
603 JstlFmtParam.class);
604 addMap(_fastTagMap, "resin-fmt", "param", JSTL_EL_FMT_URI,
605 JstlFmtParam.class);
606 addMap(_fastTagMap, "resin-fmt", "param", JSTL_RT_FMT_URI,
607 JstlFmtParam.class);
608
609 addMap(_fastTagMap, "resin-xml", "out", JSTL_XML_URI, JstlXmlOut.class);
610 addMap(_fastTagMap, "resin-xml", "out", JSTL_RT_XML_URI, JstlXmlOut.class);
611 addMap(_fastTagMap, "resin-xml", "out", JSTL_EL_XML_URI, JstlXmlOut.class);
612
613 addMap(_fastTagMap, "resin-xml", "set", JSTL_XML_URI, JstlXmlSet.class);
614 addMap(_fastTagMap, "resin-xml", "set", JSTL_RT_XML_URI, JstlXmlSet.class);
615 addMap(_fastTagMap, "resin-xml", "set", JSTL_EL_XML_URI, JstlXmlSet.class);
616
617 addMap(_fastTagMap, "resin-xml", "if", JSTL_XML_URI, JstlXmlIf.class);
618 addMap(_fastTagMap, "resin-xml", "if", JSTL_RT_XML_URI, JstlXmlIf.class);
619 addMap(_fastTagMap, "resin-xml", "if", JSTL_EL_XML_URI, JstlXmlIf.class);
620
621 addMap(_fastTagMap, "resin-xml", "choose", JSTL_XML_URI,
622 JstlCoreChoose.class);
623 addMap(_fastTagMap, "resin-xml", "choose", JSTL_RT_XML_URI,
624 JstlCoreChoose.class);
625 addMap(_fastTagMap, "resin-xml", "choose", JSTL_EL_XML_URI,
626 JstlCoreChoose.class);
627
628 addMap(_fastTagMap, "resin-xml", "when", JSTL_XML_URI,
629 JstlXmlWhen.class);
630 addMap(_fastTagMap, "resin-xml", "when", JSTL_RT_XML_URI,
631 JstlXmlWhen.class);
632 addMap(_fastTagMap, "resin-xml", "when", JSTL_EL_XML_URI,
633 JstlXmlWhen.class);
634
635 addMap(_fastTagMap, "resin-xml", "otherwise", JSTL_XML_URI,
636 JstlCoreOtherwise.class);
637 addMap(_fastTagMap, "resin-xml", "otherwise", JSTL_RT_XML_URI,
638 JstlCoreOtherwise.class);
639 addMap(_fastTagMap, "resin-xml", "otherwise", JSTL_EL_XML_URI,
640 JstlCoreOtherwise.class);
641 }
642 }
643 |
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