This file is indexed.

/usr/share/doc/libregexp-java/api/org/apache/regexp/RECompiler.html is in libregexp-java-doc 1.5-3build1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<!-- NewPage -->
<html lang="en">
<head>
<!-- Generated by javadoc (version 1.7.0_03) on Fri May 18 11:59:49 UTC 2012 -->
<title>RECompiler (Jakarta-Regexp 1.5 API)</title>
<meta name="date" content="2012-05-18">
<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
</head>
<body>
<script type="text/javascript"><!--
    if (location.href.indexOf('is-external=true') == -1) {
        parent.document.title="RECompiler (Jakarta-Regexp 1.5 API)";
    }
//-->
</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="topNav"><a name="navbar_top">
<!--   -->
</a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow">
<!--   -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../org/apache/regexp/package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/RECompiler.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../index-all.html">Index</a></li>
<li><a href="../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../org/apache/regexp/recompile.html" title="class in org.apache.regexp"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../org/apache/regexp/RECompiler.RERange.html" title="class in org.apache.regexp"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../index.html?org/apache/regexp/RECompiler.html" target="_top">Frames</a></li>
<li><a href="RECompiler.html" target="_top">No Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_top">
<li><a href="../../../allclasses-noframe.html">All Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
  allClassesLink = document.getElementById("allclasses_navbar_top");
  if(window==top) {
    allClassesLink.style.display = "block";
  }
  else {
    allClassesLink.style.display = "none";
  }
  //-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li><a href="#nested_class_summary">Nested</a>&nbsp;|&nbsp;</li>
<li><a href="#field_summary">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor_summary">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method_summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li><a href="#field_detail">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor_detail">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method_detail">Method</a></li>
</ul>
</div>
<a name="skip-navbar_top">
<!--   -->
</a></div>
<!-- ========= END OF TOP NAVBAR ========= -->
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="subTitle">org.apache.regexp</div>
<h2 title="Class RECompiler" class="title">Class RECompiler</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li>org.apache.regexp.RECompiler</li>
</ul>
</li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../org/apache/regexp/REDebugCompiler.html" title="class in org.apache.regexp">REDebugCompiler</a></dd>
</dl>
<hr>
<br>
<pre>public class <span class="strong">RECompiler</span>
extends java.lang.Object</pre>
<div class="block">A regular expression compiler class.  This class compiles a pattern string into a
 regular expression program interpretable by the RE evaluator class.  The 'recompile'
 command line tool uses this compiler to pre-compile regular expressions for use
 with RE.  For a description of the syntax accepted by RECompiler and what you can
 do with regular expressions, see the documentation for the RE matcher class.</div>
<dl><dt><span class="strong">Version:</span></dt>
  <dd>$Id: RECompiler.java 518156 2007-03-14 14:31:26Z vgritsenko $</dd>
<dt><span class="strong">Author:</span></dt>
  <dd><a href="mailto:jonl@muppetlabs.com">Jonathan Locke</a>, <a href="mailto:gholam@xtra.co.nz">Michael McCallum</a></dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/apache/regexp/RE.html" title="class in org.apache.regexp"><code>RE</code></a>, 
<a href="../../../org/apache/regexp/recompile.html" title="class in org.apache.regexp"><code>recompile</code></a></dd></dl>
</li>
</ul>
</div>
<div class="summary">
<ul class="blockList">
<li class="blockList">
<!-- ======== NESTED CLASS SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="nested_class_summary">
<!--   -->
</a>
<h3>Nested Class Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Nested Class Summary table, listing nested classes, and an explanation">
<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) class&nbsp;</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.RERange.html" title="class in org.apache.regexp">RECompiler.RERange</a></strong></code>
<div class="block">Local, nested class for maintaining character ranges for character classes.</div>
</td>
</tr>
</table>
</li>
</ul>
<!-- =========== FIELD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="field_summary">
<!--   -->
</a>
<h3>Field Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#bracketMin">bracketMin</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#bracketOpt">bracketOpt</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#bracketUnbounded">bracketUnbounded</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#ESC_BACKREF">ESC_BACKREF</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#ESC_CLASS">ESC_CLASS</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#ESC_COMPLEX">ESC_COMPLEX</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#ESC_MASK">ESC_MASK</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) static java.util.Hashtable</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#hashPOSIX">hashPOSIX</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#idx">idx</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) char[]</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#instruction">instruction</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#len">len</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#lenInstruction">lenInstruction</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#NODE_NORMAL">NODE_NORMAL</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#NODE_NULLABLE">NODE_NULLABLE</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) static int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#NODE_TOPLEVEL">NODE_TOPLEVEL</a></strong></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#parens">parens</a></strong></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) java.lang.String</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#pattern">pattern</a></strong></code>&nbsp;</td>
</tr>
</table>
</li>
</ul>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor_summary">
<!--   -->
</a>
<h3>Constructor Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tr class="altColor">
<td class="colOne"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#RECompiler()">RECompiler</a></strong>()</code>
<div class="block">Constructor.</div>
</td>
</tr>
</table>
</li>
</ul>
<!-- ========== METHOD SUMMARY =========== -->
<ul class="blockList">
<li class="blockList"><a name="method_summary">
<!--   -->
</a>
<h3>Method Summary</h3>
<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span>Methods</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#atom()">atom</a></strong>()</code>
<div class="block">Absorb an atomic character string.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#bracket()">bracket</a></strong>()</code>
<div class="block">Match bracket {m,n} expression put results in bracket member variables</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#branch(int[])">branch</a></strong>(int[]&nbsp;flags)</code>
<div class="block">Compile body of one branch of an or operator (implements concatenation)</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#characterClass()">characterClass</a></strong>()</code>
<div class="block">Compile a character class</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#closure(int[])">closure</a></strong>(int[]&nbsp;flags)</code>
<div class="block">Compile a possibly closured terminal</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../org/apache/regexp/REProgram.html" title="class in org.apache.regexp">REProgram</a></code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#compile(java.lang.String)">compile</a></strong>(java.lang.String&nbsp;pattern)</code>
<div class="block">Compiles a regular expression pattern into a program runnable by the pattern
 matcher class 'RE'.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#emit(char)">emit</a></strong>(char&nbsp;c)</code>
<div class="block">Emit a single character into the program stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#ensure(int)">ensure</a></strong>(int&nbsp;n)</code>
<div class="block">Ensures that n more characters can fit in the program buffer.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#escape()">escape</a></strong>()</code>
<div class="block">Match an escape sequence.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#expr(int[])">expr</a></strong>(int[]&nbsp;flags)</code>
<div class="block">Compile an expression with possible parens around it.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#internalError()">internalError</a></strong>()</code>
<div class="block">Throws a new internal error exception</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#node(char, int)">node</a></strong>(char&nbsp;opcode,
    int&nbsp;opdata)</code>
<div class="block">Adds a new node</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#nodeInsert(char, int, int)">nodeInsert</a></strong>(char&nbsp;opcode,
          int&nbsp;opdata,
          int&nbsp;insertAt)</code>
<div class="block">Inserts a node with a given opcode and opdata at insertAt.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#setNextOfEnd(int, int)">setNextOfEnd</a></strong>(int&nbsp;node,
            int&nbsp;pointTo)</code>
<div class="block">Appends a node to the end of a node chain</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#syntaxError(java.lang.String)">syntaxError</a></strong>(java.lang.String&nbsp;s)</code>
<div class="block">Throws a new syntax error exception</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>(package private) int</code></td>
<td class="colLast"><code><strong><a href="../../../org/apache/regexp/RECompiler.html#terminal(int[])">terminal</a></strong>(int[]&nbsp;flags)</code>
<div class="block">Match a terminal node.</div>
</td>
</tr>
</table>
<ul class="blockList">
<li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
<!--   -->
</a>
<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<div class="details">
<ul class="blockList">
<li class="blockList">
<!-- ============ FIELD DETAIL =========== -->
<ul class="blockList">
<li class="blockList"><a name="field_detail">
<!--   -->
</a>
<h3>Field Detail</h3>
<a name="instruction">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>instruction</h4>
<pre>char[] instruction</pre>
</li>
</ul>
<a name="lenInstruction">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>lenInstruction</h4>
<pre>int lenInstruction</pre>
</li>
</ul>
<a name="pattern">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>pattern</h4>
<pre>java.lang.String pattern</pre>
</li>
</ul>
<a name="len">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>len</h4>
<pre>int len</pre>
</li>
</ul>
<a name="idx">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>idx</h4>
<pre>int idx</pre>
</li>
</ul>
<a name="parens">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>parens</h4>
<pre>int parens</pre>
</li>
</ul>
<a name="NODE_NORMAL">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>NODE_NORMAL</h4>
<pre>static final&nbsp;int NODE_NORMAL</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.NODE_NORMAL">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="NODE_NULLABLE">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>NODE_NULLABLE</h4>
<pre>static final&nbsp;int NODE_NULLABLE</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.NODE_NULLABLE">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="NODE_TOPLEVEL">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>NODE_TOPLEVEL</h4>
<pre>static final&nbsp;int NODE_TOPLEVEL</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.NODE_TOPLEVEL">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="ESC_MASK">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>ESC_MASK</h4>
<pre>static final&nbsp;int ESC_MASK</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.ESC_MASK">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="ESC_BACKREF">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>ESC_BACKREF</h4>
<pre>static final&nbsp;int ESC_BACKREF</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.ESC_BACKREF">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="ESC_COMPLEX">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>ESC_COMPLEX</h4>
<pre>static final&nbsp;int ESC_COMPLEX</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.ESC_COMPLEX">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="ESC_CLASS">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>ESC_CLASS</h4>
<pre>static final&nbsp;int ESC_CLASS</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.ESC_CLASS">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="bracketUnbounded">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>bracketUnbounded</h4>
<pre>static final&nbsp;int bracketUnbounded</pre>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.apache.regexp.RECompiler.bracketUnbounded">Constant Field Values</a></dd></dl>
</li>
</ul>
<a name="bracketMin">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>bracketMin</h4>
<pre>int bracketMin</pre>
</li>
</ul>
<a name="bracketOpt">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>bracketOpt</h4>
<pre>int bracketOpt</pre>
</li>
</ul>
<a name="hashPOSIX">
<!--   -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>hashPOSIX</h4>
<pre>static final&nbsp;java.util.Hashtable hashPOSIX</pre>
</li>
</ul>
</li>
</ul>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<ul class="blockList">
<li class="blockList"><a name="constructor_detail">
<!--   -->
</a>
<h3>Constructor Detail</h3>
<a name="RECompiler()">
<!--   -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>RECompiler</h4>
<pre>public&nbsp;RECompiler()</pre>
<div class="block">Constructor.  Creates (initially empty) storage for a regular expression program.</div>
</li>
</ul>
</li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method_detail">
<!--   -->
</a>
<h3>Method Detail</h3>
<a name="ensure(int)">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>ensure</h4>
<pre>void&nbsp;ensure(int&nbsp;n)</pre>
<div class="block">Ensures that n more characters can fit in the program buffer.
 If n more can't fit, then the size is doubled until it can.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>n</code> - Number of additional characters to ensure will fit.</dd></dl>
</li>
</ul>
<a name="emit(char)">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>emit</h4>
<pre>void&nbsp;emit(char&nbsp;c)</pre>
<div class="block">Emit a single character into the program stream.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>c</code> - Character to add</dd></dl>
</li>
</ul>
<a name="nodeInsert(char, int, int)">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>nodeInsert</h4>
<pre>void&nbsp;nodeInsert(char&nbsp;opcode,
              int&nbsp;opdata,
              int&nbsp;insertAt)</pre>
<div class="block">Inserts a node with a given opcode and opdata at insertAt.  The node relative next
 pointer is initialized to 0.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>opcode</code> - Opcode for new node</dd><dd><code>opdata</code> - Opdata for new node (only the low 16 bits are currently used)</dd><dd><code>insertAt</code> - Index at which to insert the new node in the program</dd></dl>
</li>
</ul>
<a name="setNextOfEnd(int, int)">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>setNextOfEnd</h4>
<pre>void&nbsp;setNextOfEnd(int&nbsp;node,
                int&nbsp;pointTo)</pre>
<div class="block">Appends a node to the end of a node chain</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>node</code> - Start of node chain to traverse</dd><dd><code>pointTo</code> - Node to have the tail of the chain point to</dd></dl>
</li>
</ul>
<a name="node(char, int)">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>node</h4>
<pre>int&nbsp;node(char&nbsp;opcode,
       int&nbsp;opdata)</pre>
<div class="block">Adds a new node</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>opcode</code> - Opcode for node</dd><dd><code>opdata</code> - Opdata for node (only the low 16 bits are currently used)</dd>
<dt><span class="strong">Returns:</span></dt><dd>Index of new node in program</dd></dl>
</li>
</ul>
<a name="internalError()">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>internalError</h4>
<pre>void&nbsp;internalError()
             throws java.lang.Error</pre>
<div class="block">Throws a new internal error exception</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code>java.lang.Error</code> - Thrown in the event of an internal error.</dd></dl>
</li>
</ul>
<a name="syntaxError(java.lang.String)">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>syntaxError</h4>
<pre>void&nbsp;syntaxError(java.lang.String&nbsp;s)
           throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Throws a new syntax error exception</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="bracket()">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>bracket</h4>
<pre>void&nbsp;bracket()
       throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Match bracket {m,n} expression put results in bracket member variables</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="escape()">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>escape</h4>
<pre>int&nbsp;escape()
     throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Match an escape sequence.  Handles quoted chars and octal escapes as well
 as normal escape characters.  Always advances the input stream by the
 right amount. This code "understands" the subtle difference between an
 octal escape and a backref.  You can access the type of ESC_CLASS or
 ESC_COMPLEX or ESC_BACKREF by looking at pattern[idx - 1].</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>ESC_* code or character if simple escape</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="characterClass()">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>characterClass</h4>
<pre>int&nbsp;characterClass()
             throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Compile a character class</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Index of class node</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="atom()">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>atom</h4>
<pre>int&nbsp;atom()
   throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Absorb an atomic character string.  This method is a little tricky because
 it can un-include the last character of string if a closure operator follows.
 This is correct because *+? have higher precedence than concatentation (thus
 ABC* means AB(C*) and NOT (ABC)*).</div>
<dl><dt><span class="strong">Returns:</span></dt><dd>Index of new atom node</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="terminal(int[])">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>terminal</h4>
<pre>int&nbsp;terminal(int[]&nbsp;flags)
       throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Match a terminal node.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>flags</code> - Flags</dd>
<dt><span class="strong">Returns:</span></dt><dd>Index of terminal node (closeable)</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="closure(int[])">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>closure</h4>
<pre>int&nbsp;closure(int[]&nbsp;flags)
      throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Compile a possibly closured terminal</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>flags</code> - Flags passed by reference</dd>
<dt><span class="strong">Returns:</span></dt><dd>Index of closured node</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="branch(int[])">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>branch</h4>
<pre>int&nbsp;branch(int[]&nbsp;flags)
     throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Compile body of one branch of an or operator (implements concatenation)</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>flags</code> - Flags passed by reference</dd>
<dt><span class="strong">Returns:</span></dt><dd>Pointer to first node in the branch</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="expr(int[])">
<!--   -->
</a>
<ul class="blockList">
<li class="blockList">
<h4>expr</h4>
<pre>int&nbsp;expr(int[]&nbsp;flags)
   throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Compile an expression with possible parens around it.  Paren matching
 is done at this level so we can tie the branch tails together.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>flags</code> - Flag value passed by reference</dd>
<dt><span class="strong">Returns:</span></dt><dd>Node index of expression in instruction array</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd></dl>
</li>
</ul>
<a name="compile(java.lang.String)">
<!--   -->
</a>
<ul class="blockListLast">
<li class="blockList">
<h4>compile</h4>
<pre>public&nbsp;<a href="../../../org/apache/regexp/REProgram.html" title="class in org.apache.regexp">REProgram</a>&nbsp;compile(java.lang.String&nbsp;pattern)
                  throws <a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></pre>
<div class="block">Compiles a regular expression pattern into a program runnable by the pattern
 matcher class 'RE'.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>pattern</code> - Regular expression pattern to compile (see RECompiler class
 for details).</dd>
<dt><span class="strong">Returns:</span></dt><dd>A compiled regular expression program.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../org/apache/regexp/RESyntaxException.html" title="class in org.apache.regexp">RESyntaxException</a></code> - Thrown if the regular expression has invalid syntax.</dd><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/apache/regexp/RECompiler.html" title="class in org.apache.regexp"><code>RECompiler</code></a>, 
<a href="../../../org/apache/regexp/RE.html" title="class in org.apache.regexp"><code>RE</code></a></dd></dl>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
<!-- ========= END OF CLASS DATA ========= -->
<!-- ======= START OF BOTTOM NAVBAR ====== -->
<div class="bottomNav"><a name="navbar_bottom">
<!--   -->
</a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow">
<!--   -->
</a>
<ul class="navList" title="Navigation">
<li><a href="../../../org/apache/regexp/package-summary.html">Package</a></li>
<li class="navBarCell1Rev">Class</li>
<li><a href="class-use/RECompiler.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../index-all.html">Index</a></li>
<li><a href="../../../help-doc.html">Help</a></li>
</ul>
</div>
<div class="subNav">
<ul class="navList">
<li><a href="../../../org/apache/regexp/recompile.html" title="class in org.apache.regexp"><span class="strong">Prev Class</span></a></li>
<li><a href="../../../org/apache/regexp/RECompiler.RERange.html" title="class in org.apache.regexp"><span class="strong">Next Class</span></a></li>
</ul>
<ul class="navList">
<li><a href="../../../index.html?org/apache/regexp/RECompiler.html" target="_top">Frames</a></li>
<li><a href="RECompiler.html" target="_top">No Frames</a></li>
</ul>
<ul class="navList" id="allclasses_navbar_bottom">
<li><a href="../../../allclasses-noframe.html">All Classes</a></li>
</ul>
<div>
<script type="text/javascript"><!--
  allClassesLink = document.getElementById("allclasses_navbar_bottom");
  if(window==top) {
    allClassesLink.style.display = "block";
  }
  else {
    allClassesLink.style.display = "none";
  }
  //-->
</script>
</div>
<div>
<ul class="subNavList">
<li>Summary:&nbsp;</li>
<li><a href="#nested_class_summary">Nested</a>&nbsp;|&nbsp;</li>
<li><a href="#field_summary">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor_summary">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method_summary">Method</a></li>
</ul>
<ul class="subNavList">
<li>Detail:&nbsp;</li>
<li><a href="#field_detail">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor_detail">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method_detail">Method</a></li>
</ul>
</div>
<a name="skip-navbar_bottom">
<!--   -->
</a></div>
<!-- ======== END OF BOTTOM NAVBAR ======= -->
<p class="legalCopy"><small>Copyright &copy; 2001-2007 Apache Software Foundation. All Rights Reserved.</small></p>
</body>
</html>