mpdl-group: software/mpdl-services/mpiwg-mpdl-lt/src/de/mpg/mpiwg/berlin/mpdl/lt/text/norm/lang/MpdlNormalizerLexAR.java annotate

author	Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de>
date	Wed, 09 Nov 2011 15:32:05 +0100
parents
children	e845310098ba

rev	line source
19 4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	1 /* The following code was generated by JFlex 1.4.3 on 21.07.11 11:22 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	2
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	3 /*
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	4 * Normalization rules for Arabic text
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	5 * [this is a JFlex specification]
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	6 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	7 * Wolfgang Schmidle
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	8 * version 2011-02-28
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	9 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	10 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	11
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	12 package de.mpg.mpiwg.berlin.mpdl.lt.text.norm.lang;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	13
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	14
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	15 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	16 * This class is a scanner generated by
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	17 * <a href="http://www.jflex.de/">JFlex</a> 1.4.3
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	18 * on 21.07.11 11:22 from the specification file
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	19 * <tt>MpdlNormalizerLexAR.lex</tt>
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	20 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	21 public class MpdlNormalizerLexAR {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	22
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	23 /** This character denotes the end of file */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	24 public static final int YYEOF = -1;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	25
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	26 /** initial size of the lookahead buffer */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	27 private static final int ZZ_BUFFERSIZE = 16384;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	28
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	29 /** lexical states */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	30 public static final int SEARCH = 6;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	31 public static final int DICT = 4;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	32 public static final int YYINITIAL = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	33 public static final int DISP = 2;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	34
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	35 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	36 * ZZ_LEXSTATE[l] is the state in the DFA for the lexical state l
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	37 * ZZ_LEXSTATE[l+1] is the state in the DFA for the lexical state l
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	38 * at the beginning of a line
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	39 * l is of the form l = 2*k, k a non negative integer
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	40 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	41 private static final int ZZ_LEXSTATE[] = {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	42 0, 0, 1, 1, 2, 2, 3, 3
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	43 };
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	44
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	45 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	46 * Translates characters to character classes
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	47 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	48 private static final String ZZ_CMAP_PACKED =
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	49 "\12\0\1\3\25\0\1\2\14\0\1\1\2\0\1\1\17\0\1\4"+
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	50 "\40\0\1\1\2\0\1\1\20\0\1\1\5\0\1\1\1\0\1\1"+
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	51 "\uff82\0";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	52
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	53 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	54 * Translates characters to character classes
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	55 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	56 private static final char [] ZZ_CMAP = zzUnpackCMap(ZZ_CMAP_PACKED);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	57
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	58 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	59 * Translates DFA states to action switch labels.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	60 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	61 private static final int [] ZZ_ACTION = zzUnpackAction();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	62
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	63 private static final String ZZ_ACTION_PACKED_0 =
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	64 "\4\0\2\1\1\2\1\3\1\4\1\5";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	65
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	66 private static int [] zzUnpackAction() {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	67 int [] result = new int[10];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	68 int offset = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	69 offset = zzUnpackAction(ZZ_ACTION_PACKED_0, offset, result);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	70 return result;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	71 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	72
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	73 private static int zzUnpackAction(String packed, int offset, int [] result) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	74 int i = 0; /* index in packed string */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	75 int j = offset; /* index in unpacked array */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	76 int l = packed.length();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	77 while (i < l) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	78 int count = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	79 int value = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	80 do result[j++] = value; while (--count > 0);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	81 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	82 return j;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	83 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	84
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	85
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	86 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	87 * Translates a state to a row index in the transition table
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	88 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	89 private static final int [] ZZ_ROWMAP = zzUnpackRowMap();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	90
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	91 private static final String ZZ_ROWMAP_PACKED_0 =
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	92 "\0\0\0\5\0\12\0\17\0\24\0\31\0\24\0\24"+
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	93 "\0\24\0\24";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	94
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	95 private static int [] zzUnpackRowMap() {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	96 int [] result = new int[10];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	97 int offset = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	98 offset = zzUnpackRowMap(ZZ_ROWMAP_PACKED_0, offset, result);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	99 return result;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	100 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	101
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	102 private static int zzUnpackRowMap(String packed, int offset, int [] result) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	103 int i = 0; /* index in packed string */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	104 int j = offset; /* index in unpacked array */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	105 int l = packed.length();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	106 while (i < l) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	107 int high = packed.charAt(i++) << 16;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	108 result[j++] = high \| packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	109 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	110 return j;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	111 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	112
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	113 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	114 * The transition table of the DFA
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	115 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	116 private static final int [] ZZ_TRANS = zzUnpackTrans();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	117
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	118 private static final String ZZ_TRANS_PACKED_0 =
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	119 "\1\5\1\6\1\5\1\0\1\7\1\5\1\6\1\5"+
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	120 "\1\10\1\7\1\5\1\6\1\5\1\11\1\7\1\5"+
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	121 "\1\6\1\5\1\12\1\7\7\0\1\5\2\0";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	122
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	123 private static int [] zzUnpackTrans() {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	124 int [] result = new int[30];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	125 int offset = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	126 offset = zzUnpackTrans(ZZ_TRANS_PACKED_0, offset, result);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	127 return result;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	128 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	129
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	130 private static int zzUnpackTrans(String packed, int offset, int [] result) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	131 int i = 0; /* index in packed string */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	132 int j = offset; /* index in unpacked array */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	133 int l = packed.length();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	134 while (i < l) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	135 int count = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	136 int value = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	137 value--;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	138 do result[j++] = value; while (--count > 0);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	139 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	140 return j;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	141 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	142
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	143
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	144 /* error codes */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	145 private static final int ZZ_UNKNOWN_ERROR = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	146 private static final int ZZ_NO_MATCH = 1;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	147 private static final int ZZ_PUSHBACK_2BIG = 2;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	148
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	149 /* error messages for the codes above */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	150 private static final String ZZ_ERROR_MSG[] = {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	151 "Unkown internal scanner error",
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	152 "Error: could not match input",
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	153 "Error: pushback value was too large"
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	154 };
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	155
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	156 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	157 * ZZ_ATTRIBUTE[aState] contains the attributes of state <code>aState</code>
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	158 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	159 private static final int [] ZZ_ATTRIBUTE = zzUnpackAttribute();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	160
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	161 private static final String ZZ_ATTRIBUTE_PACKED_0 =
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	162 "\4\0\1\11\1\1\4\11";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	163
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	164 private static int [] zzUnpackAttribute() {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	165 int [] result = new int[10];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	166 int offset = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	167 offset = zzUnpackAttribute(ZZ_ATTRIBUTE_PACKED_0, offset, result);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	168 return result;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	169 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	170
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	171 private static int zzUnpackAttribute(String packed, int offset, int [] result) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	172 int i = 0; /* index in packed string */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	173 int j = offset; /* index in unpacked array */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	174 int l = packed.length();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	175 while (i < l) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	176 int count = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	177 int value = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	178 do result[j++] = value; while (--count > 0);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	179 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	180 return j;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	181 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	182
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	183 /** the input device */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	184 private java.io.Reader zzReader;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	185
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	186 /** the current state of the DFA */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	187 private int zzState;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	188
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	189 /** the current lexical state */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	190 private int zzLexicalState = YYINITIAL;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	191
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	192 /** this buffer contains the current text to be matched and is
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	193 the source of the yytext() string */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	194 private char zzBuffer[] = new char[ZZ_BUFFERSIZE];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	195
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	196 /** the textposition at the last accepting state */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	197 private int zzMarkedPos;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	198
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	199 /** the current text position in the buffer */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	200 private int zzCurrentPos;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	201
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	202 /** startRead marks the beginning of the yytext() string in the buffer */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	203 private int zzStartRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	204
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	205 /** endRead marks the last character in the buffer, that has been read
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	206 from input */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	207 private int zzEndRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	208
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	209 /** number of newlines encountered up to the start of the matched text */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	210 private int yyline;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	211
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	212 /** the number of characters up to the start of the matched text */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	213 private int yychar;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	214
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	215 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	216 * the number of characters from the last newline up to the start of the
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	217 * matched text
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	218 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	219 private int yycolumn;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	220
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	221 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	222 * zzAtBOL == true <=> the scanner is currently at the beginning of a line
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	223 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	224 private boolean zzAtBOL = true;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	225
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	226 /** zzAtEOF == true <=> the scanner is at the EOF */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	227 private boolean zzAtEOF;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	228
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	229 /** denotes if the user-EOF-code has already been executed */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	230 private boolean zzEOFDone;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	231
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	232 /* user code: */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	233 private String original = "";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	234 private String normalized = "";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	235 private int problem = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	236
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	237 private void add (String norm) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	238 original += yytext();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	239 normalized += norm;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	240 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	241
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	242 private static final String LB = "[\u002d\u00ad] ";
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	243
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	244
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	245 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	246 * Creates a new scanner
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	247 * There is also a java.io.InputStream version of this constructor.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	248 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	249 * @param in the java.io.Reader to read input from.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	250 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	251 public MpdlNormalizerLexAR(java.io.Reader in) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	252 this.zzReader = in;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	253 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	254
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	255 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	256 * Creates a new scanner.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	257 * There is also java.io.Reader version of this constructor.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	258 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	259 * @param in the java.io.Inputstream to read input from.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	260 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	261 public MpdlNormalizerLexAR(java.io.InputStream in) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	262 this(new java.io.InputStreamReader(in));
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	263 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	264
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	265 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	266 * Unpacks the compressed character translation table.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	267 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	268 * @param packed the packed character translation table
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	269 * @return the unpacked character translation table
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	270 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	271 private static char [] zzUnpackCMap(String packed) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	272 char [] map = new char[0x10000];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	273 int i = 0; /* index in packed string */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	274 int j = 0; /* index in unpacked array */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	275 while (i < 42) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	276 int count = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	277 char value = packed.charAt(i++);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	278 do map[j++] = value; while (--count > 0);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	279 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	280 return map;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	281 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	282
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	283
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	284 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	285 * Refills the input buffer.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	286 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	287 * @return <code>false</code>, iff there was new input.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	288 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	289 * @exception java.io.IOException if any I/O-Error occurs
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	290 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	291 private boolean zzRefill() throws java.io.IOException {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	292
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	293 /* first: make room (if you can) */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	294 if (zzStartRead > 0) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	295 System.arraycopy(zzBuffer, zzStartRead,
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	296 zzBuffer, 0,
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	297 zzEndRead-zzStartRead);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	298
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	299 /* translate stored positions */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	300 zzEndRead-= zzStartRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	301 zzCurrentPos-= zzStartRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	302 zzMarkedPos-= zzStartRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	303 zzStartRead = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	304 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	305
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	306 /* is the buffer big enough? */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	307 if (zzCurrentPos >= zzBuffer.length) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	308 /* if not: blow it up */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	309 char newBuffer[] = new char[zzCurrentPos*2];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	310 System.arraycopy(zzBuffer, 0, newBuffer, 0, zzBuffer.length);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	311 zzBuffer = newBuffer;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	312 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	313
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	314 /* finally: fill the buffer with new input */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	315 int numRead = zzReader.read(zzBuffer, zzEndRead,
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	316 zzBuffer.length-zzEndRead);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	317
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	318 if (numRead > 0) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	319 zzEndRead+= numRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	320 return false;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	321 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	322 // unlikely but not impossible: read 0 characters, but not at end of stream
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	323 if (numRead == 0) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	324 int c = zzReader.read();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	325 if (c == -1) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	326 return true;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	327 } else {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	328 zzBuffer[zzEndRead++] = (char) c;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	329 return false;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	330 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	331 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	332
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	333 // numRead < 0
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	334 return true;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	335 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	336
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	337
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	338 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	339 * Closes the input stream.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	340 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	341 public final void yyclose() throws java.io.IOException {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	342 zzAtEOF = true; /* indicate end of file */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	343 zzEndRead = zzStartRead; /* invalidate buffer */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	344
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	345 if (zzReader != null)
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	346 zzReader.close();
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	347 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	348
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	349
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	350 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	351 * Resets the scanner to read from a new input stream.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	352 * Does not close the old reader.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	353 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	354 * All internal variables are reset, the old input stream
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	355 * <b>cannot</b> be reused (internal buffer is discarded and lost).
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	356 * Lexical state is set to <tt>ZZ_INITIAL</tt>.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	357 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	358 * @param reader the new input stream
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	359 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	360 public final void yyreset(java.io.Reader reader) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	361 zzReader = reader;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	362 zzAtBOL = true;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	363 zzAtEOF = false;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	364 zzEOFDone = false;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	365 zzEndRead = zzStartRead = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	366 zzCurrentPos = zzMarkedPos = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	367 yyline = yychar = yycolumn = 0;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	368 zzLexicalState = YYINITIAL;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	369 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	370
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	371
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	372 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	373 * Returns the current lexical state.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	374 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	375 public final int yystate() {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	376 return zzLexicalState;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	377 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	378
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	379
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	380 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	381 * Enters a new lexical state
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	382 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	383 * @param newState the new lexical state
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	384 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	385 public final void yybegin(int newState) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	386 zzLexicalState = newState;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	387 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	388
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	389
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	390 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	391 * Returns the text matched by the current regular expression.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	392 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	393 public final String yytext() {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	394 return new String( zzBuffer, zzStartRead, zzMarkedPos-zzStartRead );
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	395 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	396
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	397
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	398 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	399 * Returns the character at position <tt>pos</tt> from the
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	400 * matched text.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	401 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	402 * It is equivalent to yytext().charAt(pos), but faster
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	403 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	404 * @param pos the position of the character to fetch.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	405 * A value from 0 to yylength()-1.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	406 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	407 * @return the character at position pos
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	408 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	409 public final char yycharat(int pos) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	410 return zzBuffer[zzStartRead+pos];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	411 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	412
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	413
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	414 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	415 * Returns the length of the matched text region.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	416 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	417 public final int yylength() {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	418 return zzMarkedPos-zzStartRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	419 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	420
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	421
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	422 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	423 * Reports an error that occured while scanning.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	424 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	425 * In a wellformed scanner (no or only correct usage of
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	426 * yypushback(int) and a match-all fallback rule) this method
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	427 * will only be called with things that "Can't Possibly Happen".
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	428 * If this method is called, something is seriously wrong
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	429 * (e.g. a JFlex bug producing a faulty scanner etc.).
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	430 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	431 * Usual syntax/scanner level error handling should be done
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	432 * in error fallback rules.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	433 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	434 * @param errorCode the code of the errormessage to display
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	435 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	436 private void zzScanError(int errorCode) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	437 String message;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	438 try {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	439 message = ZZ_ERROR_MSG[errorCode];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	440 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	441 catch (ArrayIndexOutOfBoundsException e) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	442 message = ZZ_ERROR_MSG[ZZ_UNKNOWN_ERROR];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	443 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	444
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	445 throw new Error(message);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	446 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	447
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	448
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	449 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	450 * Pushes the specified amount of characters back into the input stream.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	451 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	452 * They will be read again by then next call of the scanning method
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	453 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	454 * @param number the number of characters to be read again.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	455 * This number must not be greater than yylength()!
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	456 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	457 public void yypushback(int number) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	458 if ( number > yylength() )
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	459 zzScanError(ZZ_PUSHBACK_2BIG);
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	460
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	461 zzMarkedPos -= number;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	462 }
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	463
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	464
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	465 /**
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	466 * Resumes scanning until the next regular expression is matched,
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	467 * the end of input is encountered or an I/O-Error occurs.
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	468 *
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	469 * @return the next token
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	470 * @exception java.io.IOException if any I/O-Error occurs
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	471 */
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	472 public java.lang.String yylex() throws java.io.IOException {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	473 int zzInput;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	474 int zzAction;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	475
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	476 // cached fields:
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	477 int zzCurrentPosL;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	478 int zzMarkedPosL;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	479 int zzEndReadL = zzEndRead;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	480 char [] zzBufferL = zzBuffer;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	481 char [] zzCMapL = ZZ_CMAP;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	482
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	483 int [] zzTransL = ZZ_TRANS;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	484 int [] zzRowMapL = ZZ_ROWMAP;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	485 int [] zzAttrL = ZZ_ATTRIBUTE;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	486
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	487 while (true) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	488 zzMarkedPosL = zzMarkedPos;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	489
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	490 zzAction = -1;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	491
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	492 zzCurrentPosL = zzCurrentPos = zzStartRead = zzMarkedPosL;
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	493
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	494 zzState = ZZ_LEXSTATE[zzLexicalState];
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	495
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	496
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	497 zzForAction: {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	498 while (true) {
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	499
4a3641ae14d2 Erstellung Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> parents: diff changeset	500 if (zzCurrentPosL < zzEndReadL)

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4a3641ae14d2 Erstellung