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package org.apache.ojb.odmg.oql; |
19 | |
|
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|
21 | |
import antlr.TokenBuffer; |
22 | |
import antlr.TokenStreamException; |
23 | |
import antlr.TokenStreamIOException; |
24 | |
import antlr.ANTLRException; |
25 | |
import antlr.LLkParser; |
26 | |
import antlr.Token; |
27 | |
import antlr.TokenStream; |
28 | |
import antlr.RecognitionException; |
29 | |
import antlr.NoViableAltException; |
30 | |
import antlr.MismatchedTokenException; |
31 | |
import antlr.SemanticException; |
32 | |
import antlr.ParserSharedInputState; |
33 | |
import antlr.collections.impl.BitSet; |
34 | |
|
35 | |
import java.util.ArrayList; |
36 | |
import java.util.Collection; |
37 | |
import java.util.Vector; |
38 | |
|
39 | |
import org.apache.ojb.broker.metadata.ClassDescriptor; |
40 | |
import org.apache.ojb.broker.metadata.MetadataManager; |
41 | |
import org.apache.ojb.broker.metadata.ObjectReferenceDescriptor; |
42 | |
import org.apache.ojb.broker.util.ClassHelper; |
43 | |
import org.apache.ojb.broker.query.Criteria; |
44 | |
import org.apache.ojb.broker.query.Query; |
45 | |
import org.apache.ojb.broker.query.QueryByCriteria; |
46 | |
import org.apache.ojb.broker.query.QueryFactory; |
47 | |
|
48 | |
public class OQLParser extends antlr.LLkParser implements OQLLexerTokenTypes |
49 | |
{ |
50 | |
|
51 | |
protected OQLParser(TokenBuffer tokenBuf, int k) { |
52 | |
super(tokenBuf,k); |
53 | |
tokenNames = _tokenNames; |
54 | |
} |
55 | |
|
56 | |
public OQLParser(TokenBuffer tokenBuf) { |
57 | |
this(tokenBuf,3); |
58 | |
} |
59 | |
|
60 | |
protected OQLParser(TokenStream lexer, int k) { |
61 | |
super(lexer,k); |
62 | |
tokenNames = _tokenNames; |
63 | |
} |
64 | |
|
65 | |
public OQLParser(TokenStream lexer) { |
66 | |
this(lexer,3); |
67 | |
} |
68 | |
|
69 | |
public OQLParser(ParserSharedInputState state) { |
70 | |
super(state,3); |
71 | |
tokenNames = _tokenNames; |
72 | |
} |
73 | |
|
74 | |
public final Query buildQuery() throws RecognitionException, TokenStreamException { |
75 | |
Query query = null; |
76 | |
|
77 | |
|
78 | |
try { |
79 | |
query=selectQuery(); |
80 | |
{ |
81 | |
if ((LA(1)==TOK_SEMIC)) { |
82 | |
match(TOK_SEMIC); |
83 | |
} |
84 | |
else if ((LA(1)==EOF)) { |
85 | |
} |
86 | |
else { |
87 | |
throw new NoViableAltException(LT(1), getFilename()); |
88 | |
} |
89 | |
|
90 | |
} |
91 | |
} |
92 | |
catch (RecognitionException ex) { |
93 | |
reportError(ex); |
94 | |
recover(ex,_tokenSet_0); |
95 | |
} |
96 | |
return query; |
97 | |
} |
98 | |
|
99 | |
public final QueryByCriteria selectQuery() throws RecognitionException, TokenStreamException { |
100 | |
QueryByCriteria query = null; |
101 | |
|
102 | |
|
103 | |
try { |
104 | |
|
105 | |
Class clazz = null; |
106 | |
Criteria criteria = new Criteria(); |
107 | |
String[] projectionAttrs; |
108 | |
boolean distinct = false; |
109 | |
|
110 | |
match(LITERAL_select); |
111 | |
{ |
112 | |
if ((LA(1)==LITERAL_distinct)) { |
113 | |
match(LITERAL_distinct); |
114 | |
|
115 | |
distinct = true; |
116 | |
|
117 | |
} |
118 | |
else if ((LA(1)==TOK_STAR||LA(1)==Identifier)) { |
119 | |
} |
120 | |
else { |
121 | |
throw new NoViableAltException(LT(1), getFilename()); |
122 | |
} |
123 | |
|
124 | |
} |
125 | |
projectionAttrs=projectionAttributes(); |
126 | |
match(LITERAL_from); |
127 | |
clazz=fromClause(); |
128 | |
{ |
129 | |
if ((LA(1)==LITERAL_where)) { |
130 | |
match(LITERAL_where); |
131 | |
whereClause(criteria); |
132 | |
} |
133 | |
else if ((_tokenSet_1.member(LA(1)))) { |
134 | |
} |
135 | |
else { |
136 | |
throw new NoViableAltException(LT(1), getFilename()); |
137 | |
} |
138 | |
|
139 | |
} |
140 | |
|
141 | |
if (clazz != null) |
142 | |
{ |
143 | |
if (projectionAttrs[0].indexOf('.') < 0) |
144 | |
{ |
145 | |
query = QueryFactory.newQuery(clazz, criteria, distinct); |
146 | |
} |
147 | |
else |
148 | |
{ |
149 | |
ClassDescriptor cld = MetadataManager.getInstance().getRepository().getDescriptorFor(clazz); |
150 | |
for (int i = 0; i < projectionAttrs.length; i++) |
151 | |
{ |
152 | |
projectionAttrs[i] = projectionAttrs[i].substring(projectionAttrs[i].indexOf('.') + 1); |
153 | |
} |
154 | |
|
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ArrayList descs = cld.getAttributeDescriptorsForPath(projectionAttrs[0]); |
156 | |
int pathLen = descs.size(); |
157 | |
|
158 | |
if ((pathLen > 0) && (descs.get(pathLen - 1) instanceof ObjectReferenceDescriptor)) |
159 | |
{ |
160 | |
ObjectReferenceDescriptor ord = |
161 | |
((ObjectReferenceDescriptor) descs.get(pathLen - 1)); |
162 | |
query = QueryFactory.newQuery(clazz, criteria, distinct); |
163 | |
query.setObjectProjectionAttribute(projectionAttrs[0], |
164 | |
ord.getItemClass()); |
165 | |
} |
166 | |
else |
167 | |
{ |
168 | |
query = QueryFactory.newReportQuery(clazz, projectionAttrs, criteria, distinct); |
169 | |
} |
170 | |
} |
171 | |
} |
172 | |
|
173 | |
{ |
174 | |
if ((LA(1)==LITERAL_order)) { |
175 | |
match(LITERAL_order); |
176 | |
match(LITERAL_by); |
177 | |
orderClause(query); |
178 | |
} |
179 | |
else if ((_tokenSet_2.member(LA(1)))) { |
180 | |
} |
181 | |
else { |
182 | |
throw new NoViableAltException(LT(1), getFilename()); |
183 | |
} |
184 | |
|
185 | |
} |
186 | |
{ |
187 | |
if ((LA(1)==LITERAL_group)) { |
188 | |
match(LITERAL_group); |
189 | |
match(LITERAL_by); |
190 | |
groupClause(query); |
191 | |
} |
192 | |
else if ((_tokenSet_3.member(LA(1)))) { |
193 | |
} |
194 | |
else { |
195 | |
throw new NoViableAltException(LT(1), getFilename()); |
196 | |
} |
197 | |
|
198 | |
} |
199 | |
{ |
200 | |
if ((LA(1)==LITERAL_prefetch)) { |
201 | |
match(LITERAL_prefetch); |
202 | |
prefetchClause(query); |
203 | |
} |
204 | |
else if ((LA(1)==EOF||LA(1)==TOK_RPAREN||LA(1)==TOK_SEMIC)) { |
205 | |
} |
206 | |
else { |
207 | |
throw new NoViableAltException(LT(1), getFilename()); |
208 | |
} |
209 | |
|
210 | |
} |
211 | |
} |
212 | |
catch (RecognitionException ex) { |
213 | |
reportError(ex); |
214 | |
recover(ex,_tokenSet_4); |
215 | |
} |
216 | |
return query; |
217 | |
} |
218 | |
|
219 | |
public final String[] projectionAttributes() throws RecognitionException, TokenStreamException { |
220 | |
String[] projectionAttrs = null; |
221 | |
|
222 | |
Token id = null; |
223 | |
Token id1 = null; |
224 | |
|
225 | |
try { |
226 | |
|
227 | |
String first = null; |
228 | |
ArrayList list = null; |
229 | |
|
230 | |
{ |
231 | |
if ((LA(1)==Identifier)) { |
232 | |
id = LT(1); |
233 | |
match(Identifier); |
234 | |
{ |
235 | |
|
236 | |
first = id.getText(); |
237 | |
|
238 | |
} |
239 | |
{ |
240 | |
_loop80: |
241 | |
do { |
242 | |
if ((LA(1)==TOK_COMMA)) { |
243 | |
match(TOK_COMMA); |
244 | |
id1 = LT(1); |
245 | |
match(Identifier); |
246 | |
{ |
247 | |
|
248 | |
if (list == null) |
249 | |
{ |
250 | |
list = new ArrayList(); |
251 | |
list.add(first); |
252 | |
} |
253 | |
list.add(id1.getText()); |
254 | |
|
255 | |
} |
256 | |
} |
257 | |
else { |
258 | |
break _loop80; |
259 | |
} |
260 | |
|
261 | |
} while (true); |
262 | |
} |
263 | |
} |
264 | |
else if ((LA(1)==TOK_STAR)) { |
265 | |
match(TOK_STAR); |
266 | |
} |
267 | |
else { |
268 | |
throw new NoViableAltException(LT(1), getFilename()); |
269 | |
} |
270 | |
|
271 | |
} |
272 | |
|
273 | |
if (list == null) |
274 | |
{ |
275 | |
projectionAttrs = new String[] {first}; |
276 | |
} |
277 | |
else |
278 | |
{ |
279 | |
projectionAttrs = (String[]) list.toArray(new String[list.size()]); |
280 | |
} |
281 | |
|
282 | |
|
283 | |
} |
284 | |
catch (RecognitionException ex) { |
285 | |
reportError(ex); |
286 | |
recover(ex,_tokenSet_5); |
287 | |
} |
288 | |
return projectionAttrs; |
289 | |
} |
290 | |
|
291 | |
public final Class fromClause() throws RecognitionException, TokenStreamException { |
292 | |
Class clazz = null; |
293 | |
|
294 | |
Token id = null; |
295 | |
|
296 | |
try { |
297 | |
id = LT(1); |
298 | |
match(Identifier); |
299 | |
|
300 | |
try { |
301 | |
clazz = ClassHelper.getClass(id.getText()); |
302 | |
} catch (Exception e) { |
303 | |
} |
304 | |
|
305 | |
} |
306 | |
catch (RecognitionException ex) { |
307 | |
reportError(ex); |
308 | |
recover(ex,_tokenSet_6); |
309 | |
} |
310 | |
return clazz; |
311 | |
} |
312 | |
|
313 | |
public final void whereClause( |
314 | |
Criteria criteria |
315 | |
) throws RecognitionException, TokenStreamException { |
316 | |
|
317 | |
|
318 | |
try { |
319 | |
orExpr(criteria); |
320 | |
} |
321 | |
catch (RecognitionException ex) { |
322 | |
reportError(ex); |
323 | |
recover(ex,_tokenSet_7); |
324 | |
} |
325 | |
} |
326 | |
|
327 | |
public final void orderClause( |
328 | |
QueryByCriteria query |
329 | |
) throws RecognitionException, TokenStreamException { |
330 | |
|
331 | |
|
332 | |
try { |
333 | |
sortCriterion(query); |
334 | |
{ |
335 | |
_loop83: |
336 | |
do { |
337 | |
if ((LA(1)==TOK_COMMA)) { |
338 | |
match(TOK_COMMA); |
339 | |
sortCriterion(query); |
340 | |
} |
341 | |
else { |
342 | |
break _loop83; |
343 | |
} |
344 | |
|
345 | |
} while (true); |
346 | |
} |
347 | |
} |
348 | |
catch (RecognitionException ex) { |
349 | |
reportError(ex); |
350 | |
recover(ex,_tokenSet_2); |
351 | |
} |
352 | |
} |
353 | |
|
354 | |
public final void groupClause( |
355 | |
QueryByCriteria query |
356 | |
) throws RecognitionException, TokenStreamException { |
357 | |
|
358 | |
|
359 | |
try { |
360 | |
groupCriterion(query); |
361 | |
{ |
362 | |
_loop89: |
363 | |
do { |
364 | |
if ((LA(1)==TOK_COMMA)) { |
365 | |
match(TOK_COMMA); |
366 | |
groupCriterion(query); |
367 | |
} |
368 | |
else { |
369 | |
break _loop89; |
370 | |
} |
371 | |
|
372 | |
} while (true); |
373 | |
} |
374 | |
} |
375 | |
catch (RecognitionException ex) { |
376 | |
reportError(ex); |
377 | |
recover(ex,_tokenSet_3); |
378 | |
} |
379 | |
} |
380 | |
|
381 | |
public final void prefetchClause( |
382 | |
QueryByCriteria query |
383 | |
) throws RecognitionException, TokenStreamException { |
384 | |
|
385 | |
|
386 | |
try { |
387 | |
prefetchCriterion(query); |
388 | |
{ |
389 | |
_loop93: |
390 | |
do { |
391 | |
if ((LA(1)==TOK_COMMA)) { |
392 | |
match(TOK_COMMA); |
393 | |
prefetchCriterion(query); |
394 | |
} |
395 | |
else { |
396 | |
break _loop93; |
397 | |
} |
398 | |
|
399 | |
} while (true); |
400 | |
} |
401 | |
} |
402 | |
catch (RecognitionException ex) { |
403 | |
reportError(ex); |
404 | |
recover(ex,_tokenSet_4); |
405 | |
} |
406 | |
} |
407 | |
|
408 | |
public final Query existsQuery() throws RecognitionException, TokenStreamException { |
409 | |
Query query = null; |
410 | |
|
411 | |
|
412 | |
try { |
413 | |
|
414 | |
Class clazz = null; |
415 | |
Criteria criteria = new Criteria(); |
416 | |
|
417 | |
match(LITERAL_exists); |
418 | |
projectionAttributes(); |
419 | |
match(LITERAL_in); |
420 | |
clazz=fromClause(); |
421 | |
{ |
422 | |
if ((LA(1)==TOK_COLON)) { |
423 | |
match(TOK_COLON); |
424 | |
whereClause(criteria); |
425 | |
} |
426 | |
else if ((_tokenSet_7.member(LA(1)))) { |
427 | |
} |
428 | |
else { |
429 | |
throw new NoViableAltException(LT(1), getFilename()); |
430 | |
} |
431 | |
|
432 | |
} |
433 | |
|
434 | |
if (clazz != null) { |
435 | |
query = QueryFactory.newQuery(clazz, criteria); |
436 | |
} |
437 | |
|
438 | |
} |
439 | |
catch (RecognitionException ex) { |
440 | |
reportError(ex); |
441 | |
recover(ex,_tokenSet_7); |
442 | |
} |
443 | |
return query; |
444 | |
} |
445 | |
|
446 | |
public final void orExpr( |
447 | |
Criteria criteria |
448 | |
) throws RecognitionException, TokenStreamException { |
449 | |
|
450 | |
|
451 | |
try { |
452 | |
andExpr(criteria); |
453 | |
{ |
454 | |
_loop97: |
455 | |
do { |
456 | |
if ((LA(1)==LITERAL_or) && (_tokenSet_8.member(LA(2))) && (_tokenSet_9.member(LA(3)))) { |
457 | |
match(LITERAL_or); |
458 | |
Criteria orCriteria = new Criteria(); |
459 | |
andExpr(orCriteria); |
460 | |
criteria.addOrCriteria(orCriteria); |
461 | |
} |
462 | |
else { |
463 | |
break _loop97; |
464 | |
} |
465 | |
|
466 | |
} while (true); |
467 | |
} |
468 | |
} |
469 | |
catch (RecognitionException ex) { |
470 | |
reportError(ex); |
471 | |
recover(ex,_tokenSet_7); |
472 | |
} |
473 | |
} |
474 | |
|
475 | |
public final void sortCriterion( |
476 | |
QueryByCriteria query |
477 | |
) throws RecognitionException, TokenStreamException { |
478 | |
|
479 | |
Token id = null; |
480 | |
|
481 | |
try { |
482 | |
boolean descending = false; |
483 | |
id = LT(1); |
484 | |
match(Identifier); |
485 | |
{ |
486 | |
if ((LA(1)==LITERAL_asc||LA(1)==LITERAL_desc)) { |
487 | |
{ |
488 | |
if ((LA(1)==LITERAL_asc)) { |
489 | |
match(LITERAL_asc); |
490 | |
descending = false; |
491 | |
} |
492 | |
else if ((LA(1)==LITERAL_desc)) { |
493 | |
match(LITERAL_desc); |
494 | |
descending = true; |
495 | |
} |
496 | |
else { |
497 | |
throw new NoViableAltException(LT(1), getFilename()); |
498 | |
} |
499 | |
|
500 | |
} |
501 | |
} |
502 | |
else if ((_tokenSet_10.member(LA(1)))) { |
503 | |
} |
504 | |
else { |
505 | |
throw new NoViableAltException(LT(1), getFilename()); |
506 | |
} |
507 | |
|
508 | |
} |
509 | |
|
510 | |
if (descending) { |
511 | |
query.addOrderByDescending(id.getText()); |
512 | |
} else { |
513 | |
query.addOrderByAscending(id.getText()); |
514 | |
} |
515 | |
|
516 | |
} |
517 | |
catch (RecognitionException ex) { |
518 | |
reportError(ex); |
519 | |
recover(ex,_tokenSet_10); |
520 | |
} |
521 | |
} |
522 | |
|
523 | |
public final void groupCriterion( |
524 | |
QueryByCriteria query |
525 | |
) throws RecognitionException, TokenStreamException { |
526 | |
|
527 | |
Token id = null; |
528 | |
|
529 | |
try { |
530 | |
id = LT(1); |
531 | |
match(Identifier); |
532 | |
|
533 | |
query.addGroupBy(id.getText()); |
534 | |
|
535 | |
} |
536 | |
catch (RecognitionException ex) { |
537 | |
reportError(ex); |
538 | |
recover(ex,_tokenSet_11); |
539 | |
} |
540 | |
} |
541 | |
|
542 | |
public final void prefetchCriterion( |
543 | |
QueryByCriteria query |
544 | |
) throws RecognitionException, TokenStreamException { |
545 | |
|
546 | |
Token id = null; |
547 | |
|
548 | |
try { |
549 | |
id = LT(1); |
550 | |
match(Identifier); |
551 | |
|
552 | |
query.addPrefetchedRelationship(id.getText()); |
553 | |
|
554 | |
} |
555 | |
catch (RecognitionException ex) { |
556 | |
reportError(ex); |
557 | |
recover(ex,_tokenSet_12); |
558 | |
} |
559 | |
} |
560 | |
|
561 | |
public final void andExpr( |
562 | |
Criteria criteria |
563 | |
) throws RecognitionException, TokenStreamException { |
564 | |
|
565 | |
|
566 | |
try { |
567 | |
quantifierExpr(criteria); |
568 | |
{ |
569 | |
_loop100: |
570 | |
do { |
571 | |
if ((LA(1)==LITERAL_and) && (_tokenSet_8.member(LA(2))) && (_tokenSet_9.member(LA(3)))) { |
572 | |
match(LITERAL_and); |
573 | |
Criteria andCriteria = new Criteria(); |
574 | |
quantifierExpr(andCriteria); |
575 | |
criteria.addAndCriteria(andCriteria); |
576 | |
} |
577 | |
else { |
578 | |
break _loop100; |
579 | |
} |
580 | |
|
581 | |
} while (true); |
582 | |
} |
583 | |
} |
584 | |
catch (RecognitionException ex) { |
585 | |
reportError(ex); |
586 | |
recover(ex,_tokenSet_7); |
587 | |
} |
588 | |
} |
589 | |
|
590 | |
public final void quantifierExpr( |
591 | |
Criteria criteria |
592 | |
) throws RecognitionException, TokenStreamException { |
593 | |
|
594 | |
|
595 | |
try { |
596 | |
switch ( LA(1)) { |
597 | |
case TOK_LPAREN: |
598 | |
{ |
599 | |
match(TOK_LPAREN); |
600 | |
orExpr(criteria); |
601 | |
match(TOK_RPAREN); |
602 | |
break; |
603 | |
} |
604 | |
case LITERAL_is_undefined: |
605 | |
case LITERAL_is_defined: |
606 | |
{ |
607 | |
undefinedExpr(criteria); |
608 | |
break; |
609 | |
} |
610 | |
case LITERAL_exists: |
611 | |
case LITERAL_not: |
612 | |
{ |
613 | |
existsExpr(criteria); |
614 | |
break; |
615 | |
} |
616 | |
default: |
617 | |
if ((LA(1)==Identifier) && (_tokenSet_13.member(LA(2)))) { |
618 | |
equalityExpr(criteria); |
619 | |
} |
620 | |
else if ((LA(1)==Identifier) && (LA(2)==LITERAL_not||LA(2)==LITERAL_like) && (_tokenSet_14.member(LA(3)))) { |
621 | |
likeExpr(criteria); |
622 | |
} |
623 | |
else if ((LA(1)==Identifier) && (LA(2)==LITERAL_not||LA(2)==LITERAL_between) && (_tokenSet_15.member(LA(3)))) { |
624 | |
betweenExpr(criteria); |
625 | |
} |
626 | |
else if ((LA(1)==Identifier) && (LA(2)==LITERAL_in||LA(2)==LITERAL_not) && (LA(3)==TOK_LPAREN||LA(3)==LITERAL_in||LA(3)==LITERAL_list)) { |
627 | |
inExpr(criteria); |
628 | |
} |
629 | |
else { |
630 | |
throw new NoViableAltException(LT(1), getFilename()); |
631 | |
} |
632 | |
} |
633 | |
} |
634 | |
catch (RecognitionException ex) { |
635 | |
reportError(ex); |
636 | |
recover(ex,_tokenSet_7); |
637 | |
} |
638 | |
} |
639 | |
|
640 | |
public final void equalityExpr( |
641 | |
Criteria criteria |
642 | |
) throws RecognitionException, TokenStreamException { |
643 | |
|
644 | |
Token id = null; |
645 | |
|
646 | |
try { |
647 | |
|
648 | |
Object value = null; |
649 | |
|
650 | |
id = LT(1); |
651 | |
match(Identifier); |
652 | |
{ |
653 | |
{ |
654 | |
switch ( LA(1)) { |
655 | |
case TOK_EQ: |
656 | |
{ |
657 | |
match(TOK_EQ); |
658 | |
{ |
659 | |
if ((LA(1)==LITERAL_nil)) { |
660 | |
match(LITERAL_nil); |
661 | |
criteria.addIsNull(id.getText()); |
662 | |
} |
663 | |
else if ((_tokenSet_16.member(LA(1)))) { |
664 | |
value=literal(); |
665 | |
criteria.addEqualTo(id.getText(), value); |
666 | |
} |
667 | |
else { |
668 | |
throw new NoViableAltException(LT(1), getFilename()); |
669 | |
} |
670 | |
|
671 | |
} |
672 | |
break; |
673 | |
} |
674 | |
case TOK_NE: |
675 | |
{ |
676 | |
match(TOK_NE); |
677 | |
{ |
678 | |
if ((LA(1)==LITERAL_nil)) { |
679 | |
match(LITERAL_nil); |
680 | |
criteria.addNotNull(id.getText()); |
681 | |
} |
682 | |
else if ((_tokenSet_16.member(LA(1)))) { |
683 | |
value=literal(); |
684 | |
criteria.addNotEqualTo(id.getText(), value); |
685 | |
} |
686 | |
else { |
687 | |
throw new NoViableAltException(LT(1), getFilename()); |
688 | |
} |
689 | |
|
690 | |
} |
691 | |
break; |
692 | |
} |
693 | |
case TOK_NE2: |
694 | |
{ |
695 | |
match(TOK_NE2); |
696 | |
{ |
697 | |
if ((LA(1)==LITERAL_nil)) { |
698 | |
match(LITERAL_nil); |
699 | |
criteria.addNotNull(id.getText()); |
700 | |
} |
701 | |
else if ((_tokenSet_16.member(LA(1)))) { |
702 | |
value=literal(); |
703 | |
criteria.addNotEqualTo(id.getText(), value); |
704 | |
} |
705 | |
else { |
706 | |
throw new NoViableAltException(LT(1), getFilename()); |
707 | |
} |
708 | |
|
709 | |
} |
710 | |
break; |
711 | |
} |
712 | |
case TOK_LT: |
713 | |
{ |
714 | |
match(TOK_LT); |
715 | |
value=literal(); |
716 | |
criteria.addLessThan(id.getText(), value); |
717 | |
break; |
718 | |
} |
719 | |
case TOK_GT: |
720 | |
{ |
721 | |
match(TOK_GT); |
722 | |
value=literal(); |
723 | |
criteria.addGreaterThan(id.getText(), value); |
724 | |
break; |
725 | |
} |
726 | |
case TOK_LE: |
727 | |
{ |
728 | |
match(TOK_LE); |
729 | |
value=literal(); |
730 | |
criteria.addLessOrEqualThan(id.getText(), value); |
731 | |
break; |
732 | |
} |
733 | |
case TOK_GE: |
734 | |
{ |
735 | |
match(TOK_GE); |
736 | |
value=literal(); |
737 | |
criteria.addGreaterOrEqualThan(id.getText(), value); |
738 | |
break; |
739 | |
} |
740 | |
default: |
741 | |
{ |
742 | |
throw new NoViableAltException(LT(1), getFilename()); |
743 | |
} |
744 | |
} |
745 | |
} |
746 | |
} |
747 | |
} |
748 | |
catch (RecognitionException ex) { |
749 | |
reportError(ex); |
750 | |
recover(ex,_tokenSet_7); |
751 | |
} |
752 | |
} |
753 | |
|
754 | |
public final void likeExpr( |
755 | |
Criteria criteria |
756 | |
) throws RecognitionException, TokenStreamException { |
757 | |
|
758 | |
Token id = null; |
759 | |
|
760 | |
try { |
761 | |
|
762 | |
boolean negative = false; |
763 | |
Object value = null; |
764 | |
|
765 | |
id = LT(1); |
766 | |
match(Identifier); |
767 | |
{ |
768 | |
if ((LA(1)==LITERAL_not)) { |
769 | |
match(LITERAL_not); |
770 | |
negative = true; |
771 | |
} |
772 | |
else if ((LA(1)==LITERAL_like)) { |
773 | |
} |
774 | |
else { |
775 | |
throw new NoViableAltException(LT(1), getFilename()); |
776 | |
} |
777 | |
|
778 | |
} |
779 | |
match(LITERAL_like); |
780 | |
value=literal(); |
781 | |
|
782 | |
if (negative) { |
783 | |
criteria.addNotLike(id.getText(), value); |
784 | |
} else { |
785 | |
criteria.addLike(id.getText(), value); |
786 | |
} |
787 | |
|
788 | |
} |
789 | |
catch (RecognitionException ex) { |
790 | |
reportError(ex); |
791 | |
recover(ex,_tokenSet_7); |
792 | |
} |
793 | |
} |
794 | |
|
795 | |
public final void undefinedExpr( |
796 | |
Criteria criteria |
797 | |
) throws RecognitionException, TokenStreamException { |
798 | |
|
799 | |
Token id = null; |
800 | |
|
801 | |
try { |
802 | |
boolean negative = false; |
803 | |
{ |
804 | |
if ((LA(1)==LITERAL_is_undefined)) { |
805 | |
match(LITERAL_is_undefined); |
806 | |
negative = false; |
807 | |
} |
808 | |
else if ((LA(1)==LITERAL_is_defined)) { |
809 | |
match(LITERAL_is_defined); |
810 | |
negative = true; |
811 | |
} |
812 | |
else { |
813 | |
throw new NoViableAltException(LT(1), getFilename()); |
814 | |
} |
815 | |
|
816 | |
} |
817 | |
match(TOK_LPAREN); |
818 | |
id = LT(1); |
819 | |
match(Identifier); |
820 | |
match(TOK_RPAREN); |
821 | |
|
822 | |
if (negative) { |
823 | |
criteria.addNotNull(id.getText()); |
824 | |
} else { |
825 | |
criteria.addIsNull(id.getText()); |
826 | |
} |
827 | |
|
828 | |
} |
829 | |
catch (RecognitionException ex) { |
830 | |
reportError(ex); |
831 | |
recover(ex,_tokenSet_7); |
832 | |
} |
833 | |
} |
834 | |
|
835 | |
public final void betweenExpr( |
836 | |
Criteria criteria |
837 | |
) throws RecognitionException, TokenStreamException { |
838 | |
|
839 | |
Token id = null; |
840 | |
|
841 | |
try { |
842 | |
|
843 | |
boolean negative = false; |
844 | |
Object lower = null; |
845 | |
Object upper = null; |
846 | |
|
847 | |
id = LT(1); |
848 | |
match(Identifier); |
849 | |
{ |
850 | |
if ((LA(1)==LITERAL_not)) { |
851 | |
match(LITERAL_not); |
852 | |
negative = true; |
853 | |
} |
854 | |
else if ((LA(1)==LITERAL_between)) { |
855 | |
} |
856 | |
else { |
857 | |
throw new NoViableAltException(LT(1), getFilename()); |
858 | |
} |
859 | |
|
860 | |
} |
861 | |
match(LITERAL_between); |
862 | |
lower=literal(); |
863 | |
match(LITERAL_and); |
864 | |
upper=literal(); |
865 | |
|
866 | |
if (negative) { |
867 | |
criteria.addNotBetween(id.getText(), lower, upper); |
868 | |
} else { |
869 | |
criteria.addBetween(id.getText(), lower, upper); |
870 | |
} |
871 | |
|
872 | |
} |
873 | |
catch (RecognitionException ex) { |
874 | |
reportError(ex); |
875 | |
recover(ex,_tokenSet_7); |
876 | |
} |
877 | |
} |
878 | |
|
879 | |
public final void inExpr( |
880 | |
Criteria criteria |
881 | |
) throws RecognitionException, TokenStreamException { |
882 | |
|
883 | |
Token id = null; |
884 | |
|
885 | |
try { |
886 | |
|
887 | |
boolean negative = false; |
888 | |
Collection coll; |
889 | |
|
890 | |
id = LT(1); |
891 | |
match(Identifier); |
892 | |
{ |
893 | |
if ((LA(1)==LITERAL_not)) { |
894 | |
match(LITERAL_not); |
895 | |
negative = true; |
896 | |
} |
897 | |
else if ((LA(1)==LITERAL_in)) { |
898 | |
} |
899 | |
else { |
900 | |
throw new NoViableAltException(LT(1), getFilename()); |
901 | |
} |
902 | |
|
903 | |
} |
904 | |
match(LITERAL_in); |
905 | |
{ |
906 | |
if ((LA(1)==LITERAL_list)) { |
907 | |
match(LITERAL_list); |
908 | |
} |
909 | |
else if ((LA(1)==TOK_LPAREN)) { |
910 | |
} |
911 | |
else { |
912 | |
throw new NoViableAltException(LT(1), getFilename()); |
913 | |
} |
914 | |
|
915 | |
} |
916 | |
coll=argList(); |
917 | |
|
918 | |
if (negative) { |
919 | |
criteria.addNotIn(id.getText(), coll); |
920 | |
} else { |
921 | |
criteria.addIn(id.getText(), coll); |
922 | |
} |
923 | |
|
924 | |
} |
925 | |
catch (RecognitionException ex) { |
926 | |
reportError(ex); |
927 | |
recover(ex,_tokenSet_7); |
928 | |
} |
929 | |
} |
930 | |
|
931 | |
public final void existsExpr( |
932 | |
Criteria criteria |
933 | |
) throws RecognitionException, TokenStreamException { |
934 | |
|
935 | |
|
936 | |
try { |
937 | |
|
938 | |
Query subQuery = null; |
939 | |
boolean negative = false; |
940 | |
|
941 | |
{ |
942 | |
if ((LA(1)==LITERAL_not)) { |
943 | |
match(LITERAL_not); |
944 | |
negative = true; |
945 | |
} |
946 | |
else if ((LA(1)==LITERAL_exists)) { |
947 | |
} |
948 | |
else { |
949 | |
throw new NoViableAltException(LT(1), getFilename()); |
950 | |
} |
951 | |
|
952 | |
} |
953 | |
{ |
954 | |
if ((LA(1)==LITERAL_exists) && (LA(2)==TOK_LPAREN)) { |
955 | |
match(LITERAL_exists); |
956 | |
match(TOK_LPAREN); |
957 | |
subQuery=selectQuery(); |
958 | |
match(TOK_RPAREN); |
959 | |
} |
960 | |
else if ((LA(1)==LITERAL_exists) && (LA(2)==TOK_STAR||LA(2)==Identifier)) { |
961 | |
subQuery=existsQuery(); |
962 | |
} |
963 | |
else { |
964 | |
throw new NoViableAltException(LT(1), getFilename()); |
965 | |
} |
966 | |
|
967 | |
} |
968 | |
|
969 | |
if (negative) { |
970 | |
criteria.addNotExists(subQuery); |
971 | |
} else { |
972 | |
criteria.addExists(subQuery); |
973 | |
} |
974 | |
|
975 | |
} |
976 | |
catch (RecognitionException ex) { |
977 | |
reportError(ex); |
978 | |
recover(ex,_tokenSet_7); |
979 | |
} |
980 | |
} |
981 | |
|
982 | |
public final Object literal() throws RecognitionException, TokenStreamException { |
983 | |
Object value = null; |
984 | |
|
985 | |
Token tokInt = null; |
986 | |
Token tokADbl = null; |
987 | |
Token tokEDbl = null; |
988 | |
Token tokChar = null; |
989 | |
Token tokStr = null; |
990 | |
Token tokDate = null; |
991 | |
Token tokTime = null; |
992 | |
Token tokTs = null; |
993 | |
|
994 | |
try { |
995 | |
switch ( LA(1)) { |
996 | |
case TOK_DOLLAR: |
997 | |
{ |
998 | |
match(TOK_DOLLAR); |
999 | |
match(TOK_UNSIGNED_INTEGER); |
1000 | |
value = null; |
1001 | |
break; |
1002 | |
} |
1003 | |
case LITERAL_true: |
1004 | |
{ |
1005 | |
match(LITERAL_true); |
1006 | |
value = Boolean.TRUE; |
1007 | |
break; |
1008 | |
} |
1009 | |
case LITERAL_false: |
1010 | |
{ |
1011 | |
match(LITERAL_false); |
1012 | |
value = Boolean.FALSE; |
1013 | |
break; |
1014 | |
} |
1015 | |
case TOK_UNSIGNED_INTEGER: |
1016 | |
{ |
1017 | |
tokInt = LT(1); |
1018 | |
match(TOK_UNSIGNED_INTEGER); |
1019 | |
|
1020 | |
try |
1021 | |
{ |
1022 | |
value = Integer.valueOf(tokInt.getText()); |
1023 | |
} |
1024 | |
catch (NumberFormatException ignored) |
1025 | |
{ |
1026 | |
value = Long.valueOf(tokInt.getText()); |
1027 | |
} |
1028 | |
|
1029 | |
break; |
1030 | |
} |
1031 | |
case TOK_APPROXIMATE_NUMERIC_LITERAL: |
1032 | |
{ |
1033 | |
tokADbl = LT(1); |
1034 | |
match(TOK_APPROXIMATE_NUMERIC_LITERAL); |
1035 | |
value = Double.valueOf(tokADbl.getText()); |
1036 | |
break; |
1037 | |
} |
1038 | |
case TOK_EXACT_NUMERIC_LITERAL: |
1039 | |
{ |
1040 | |
tokEDbl = LT(1); |
1041 | |
match(TOK_EXACT_NUMERIC_LITERAL); |
1042 | |
value = Double.valueOf(tokEDbl.getText()); |
1043 | |
break; |
1044 | |
} |
1045 | |
case CharLiteral: |
1046 | |
{ |
1047 | |
tokChar = LT(1); |
1048 | |
match(CharLiteral); |
1049 | |
value = new Character(tokChar.getText().charAt(0)); |
1050 | |
break; |
1051 | |
} |
1052 | |
case StringLiteral: |
1053 | |
{ |
1054 | |
tokStr = LT(1); |
1055 | |
match(StringLiteral); |
1056 | |
value = tokStr.getText(); |
1057 | |
break; |
1058 | |
} |
1059 | |
case LITERAL_date: |
1060 | |
{ |
1061 | |
match(LITERAL_date); |
1062 | |
tokDate = LT(1); |
1063 | |
match(StringLiteral); |
1064 | |
value = java.sql.Date.valueOf(tokDate.getText()); |
1065 | |
break; |
1066 | |
} |
1067 | |
case LITERAL_time: |
1068 | |
{ |
1069 | |
match(LITERAL_time); |
1070 | |
tokTime = LT(1); |
1071 | |
match(StringLiteral); |
1072 | |
value = java.sql.Time.valueOf(tokTime.getText()); |
1073 | |
break; |
1074 | |
} |
1075 | |
case LITERAL_timestamp: |
1076 | |
{ |
1077 | |
match(LITERAL_timestamp); |
1078 | |
tokTs = LT(1); |
1079 | |
match(StringLiteral); |
1080 | |
value = java.sql.Timestamp.valueOf(tokTs.getText()); |
1081 | |
break; |
1082 | |
} |
1083 | |
default: |
1084 | |
{ |
1085 | |
throw new NoViableAltException(LT(1), getFilename()); |
1086 | |
} |
1087 | |
} |
1088 | |
} |
1089 | |
catch (RecognitionException ex) { |
1090 | |
reportError(ex); |
1091 | |
recover(ex,_tokenSet_17); |
1092 | |
} |
1093 | |
return value; |
1094 | |
} |
1095 | |
|
1096 | |
public final Collection argList() throws RecognitionException, TokenStreamException { |
1097 | |
Collection coll = null; |
1098 | |
|
1099 | |
|
1100 | |
try { |
1101 | |
|
1102 | |
Collection temp = new Vector(); |
1103 | |
Object val; |
1104 | |
|
1105 | |
match(TOK_LPAREN); |
1106 | |
{ |
1107 | |
if ((_tokenSet_16.member(LA(1)))) { |
1108 | |
val=literal(); |
1109 | |
if (val != null) {temp.add(val);} |
1110 | |
{ |
1111 | |
_loop124: |
1112 | |
do { |
1113 | |
if ((LA(1)==TOK_COMMA)) { |
1114 | |
match(TOK_COMMA); |
1115 | |
val=literal(); |
1116 | |
if (val != null) {temp.add(val);} |
1117 | |
} |
1118 | |
else { |
1119 | |
break _loop124; |
1120 | |
} |
1121 | |
|
1122 | |
} while (true); |
1123 | |
} |
1124 | |
} |
1125 | |
else if ((LA(1)==TOK_RPAREN)) { |
1126 | |
} |
1127 | |
else { |
1128 | |
throw new NoViableAltException(LT(1), getFilename()); |
1129 | |
} |
1130 | |
|
1131 | |
} |
1132 | |
match(TOK_RPAREN); |
1133 | |
|
1134 | |
if (!temp.isEmpty()) {coll = temp;} |
1135 | |
|
1136 | |
} |
1137 | |
catch (RecognitionException ex) { |
1138 | |
reportError(ex); |
1139 | |
recover(ex,_tokenSet_7); |
1140 | |
} |
1141 | |
return coll; |
1142 | |
} |
1143 | |
|
1144 | |
|
1145 | |
public static final String[] _tokenNames = { |
1146 | |
"<0>", |
1147 | |
"EOF", |
1148 | |
"<2>", |
1149 | |
"NULL_TREE_LOOKAHEAD", |
1150 | |
"right parenthesis", |
1151 | |
"left parenthesis", |
1152 | |
"comma", |
1153 | |
"semicolon", |
1154 | |
"TOK_COLON", |
1155 | |
"dot", |
1156 | |
"dot", |
1157 | |
"operator", |
1158 | |
"comparison operator", |
1159 | |
"operator", |
1160 | |
"operator", |
1161 | |
"operator", |
1162 | |
"operator", |
1163 | |
"comparison operator", |
1164 | |
"comparison operator", |
1165 | |
"comparison operator", |
1166 | |
"comparison operator", |
1167 | |
"comparison operator", |
1168 | |
"comparison operator", |
1169 | |
"left bracket", |
1170 | |
"right bracket", |
1171 | |
"TOK_DOLLAR", |
1172 | |
"NameFirstCharacter", |
1173 | |
"NameCharacter", |
1174 | |
"Identifier", |
1175 | |
"TOK_UNSIGNED_INTEGER", |
1176 | |
"TOK_APPROXIMATE_NUMERIC_LITERAL", |
1177 | |
"numeric value", |
1178 | |
"character string", |
1179 | |
"character string", |
1180 | |
"WhiteSpace", |
1181 | |
"NewLine", |
1182 | |
"CommentLine", |
1183 | |
"MultiLineComment", |
1184 | |
"\"select\"", |
1185 | |
"\"distinct\"", |
1186 | |
"\"from\"", |
1187 | |
"\"where\"", |
1188 | |
"\"order\"", |
1189 | |
"\"by\"", |
1190 | |
"\"group\"", |
1191 | |
"\"prefetch\"", |
1192 | |
"\"exists\"", |
1193 | |
"\"in\"", |
1194 | |
"\"asc\"", |
1195 | |
"\"desc\"", |
1196 | |
"\"or\"", |
1197 | |
"\"and\"", |
1198 | |
"\"nil\"", |
1199 | |
"\"not\"", |
1200 | |
"\"list\"", |
1201 | |
"\"between\"", |
1202 | |
"\"is_undefined\"", |
1203 | |
"\"is_defined\"", |
1204 | |
"\"like\"", |
1205 | |
"\"true\"", |
1206 | |
"\"false\"", |
1207 | |
"\"date\"", |
1208 | |
"\"time\"", |
1209 | |
"\"timestamp\"" |
1210 | |
}; |
1211 | |
|
1212 | |
private static final long[] mk_tokenSet_0() { |
1213 | |
long[] data = { 2L, 0L}; |
1214 | |
return data; |
1215 | |
} |
1216 | |
public static final BitSet _tokenSet_0 = new BitSet(mk_tokenSet_0()); |
1217 | |
private static final long[] mk_tokenSet_1() { |
1218 | |
long[] data = { 57174604644498L, 0L}; |
1219 | |
return data; |
1220 | |
} |
1221 | |
public static final BitSet _tokenSet_1 = new BitSet(mk_tokenSet_1()); |
1222 | |
private static final long[] mk_tokenSet_2() { |
1223 | |
long[] data = { 52776558133394L, 0L}; |
1224 | |
return data; |
1225 | |
} |
1226 | |
public static final BitSet _tokenSet_2 = new BitSet(mk_tokenSet_2()); |
1227 | |
private static final long[] mk_tokenSet_3() { |
1228 | |
long[] data = { 35184372088978L, 0L}; |
1229 | |
return data; |
1230 | |
} |
1231 | |
public static final BitSet _tokenSet_3 = new BitSet(mk_tokenSet_3()); |
1232 | |
private static final long[] mk_tokenSet_4() { |
1233 | |
long[] data = { 146L, 0L}; |
1234 | |
return data; |
1235 | |
} |
1236 | |
public static final BitSet _tokenSet_4 = new BitSet(mk_tokenSet_4()); |
1237 | |
private static final long[] mk_tokenSet_5() { |
1238 | |
long[] data = { 141836999983104L, 0L}; |
1239 | |
return data; |
1240 | |
} |
1241 | |
public static final BitSet _tokenSet_5 = new BitSet(mk_tokenSet_5()); |
1242 | |
private static final long[] mk_tokenSet_6() { |
1243 | |
long[] data = { 3437073348428178L, 0L}; |
1244 | |
return data; |
1245 | |
} |
1246 | |
public static final BitSet _tokenSet_6 = new BitSet(mk_tokenSet_6()); |
1247 | |
private static final long[] mk_tokenSet_7() { |
1248 | |
long[] data = { 3434874325172370L, 0L}; |
1249 | |
return data; |
1250 | |
} |
1251 | |
public static final BitSet _tokenSet_7 = new BitSet(mk_tokenSet_7()); |
1252 | |
private static final long[] mk_tokenSet_8() { |
1253 | |
long[] data = { 225250350381137952L, 0L}; |
1254 | |
return data; |
1255 | |
} |
1256 | |
public static final BitSet _tokenSet_8 = new BitSet(mk_tokenSet_8()); |
1257 | |
private static final long[] mk_tokenSet_9() { |
1258 | |
long[] data = { 549650261048496160L, 0L}; |
1259 | |
return data; |
1260 | |
} |
1261 | |
public static final BitSet _tokenSet_9 = new BitSet(mk_tokenSet_9()); |
1262 | |
private static final long[] mk_tokenSet_10() { |
1263 | |
long[] data = { 52776558133458L, 0L}; |
1264 | |
return data; |
1265 | |
} |
1266 | |
public static final BitSet _tokenSet_10 = new BitSet(mk_tokenSet_10()); |
1267 | |
private static final long[] mk_tokenSet_11() { |
1268 | |
long[] data = { 35184372089042L, 0L}; |
1269 | |
return data; |
1270 | |
} |
1271 | |
public static final BitSet _tokenSet_11 = new BitSet(mk_tokenSet_11()); |
1272 | |
private static final long[] mk_tokenSet_12() { |
1273 | |
long[] data = { 210L, 0L}; |
1274 | |
return data; |
1275 | |
} |
1276 | |
public static final BitSet _tokenSet_12 = new BitSet(mk_tokenSet_12()); |
1277 | |
private static final long[] mk_tokenSet_13() { |
1278 | |
long[] data = { 8261632L, 0L}; |
1279 | |
return data; |
1280 | |
} |
1281 | |
public static final BitSet _tokenSet_13 = new BitSet(mk_tokenSet_13()); |
1282 | |
private static final long[] mk_tokenSet_14() { |
1283 | |
long[] data = { -288230359475159040L, 0L}; |
1284 | |
return data; |
1285 | |
} |
1286 | |
public static final BitSet _tokenSet_14 = new BitSet(mk_tokenSet_14()); |
1287 | |
private static final long[] mk_tokenSet_15() { |
1288 | |
long[] data = { -540431938607906816L, 0L}; |
1289 | |
return data; |
1290 | |
} |
1291 | |
public static final BitSet _tokenSet_15 = new BitSet(mk_tokenSet_15()); |
1292 | |
private static final long[] mk_tokenSet_16() { |
1293 | |
long[] data = { -576460735626870784L, 0L}; |
1294 | |
return data; |
1295 | |
} |
1296 | |
public static final BitSet _tokenSet_16 = new BitSet(mk_tokenSet_16()); |
1297 | |
private static final long[] mk_tokenSet_17() { |
1298 | |
long[] data = { 3434874325172434L, 0L}; |
1299 | |
return data; |
1300 | |
} |
1301 | |
public static final BitSet _tokenSet_17 = new BitSet(mk_tokenSet_17()); |
1302 | |
|
1303 | |
} |