001 /* The following code was generated by JFlex 1.4.1 on 3/13/06 6:15 PM */ 002 003 /* 004 * Copyright 2000-2006 Omnicore Software, Hans Kratz & Dennis Strein GbR, 005 * Geert Bevin <gbevin[remove] at uwyn dot com>. 006 * Distributed under the terms of the GNU Lesser General Public License, v2.1 or later 007 * $Id: GroovyHighlighter.java 3108 2006-03-13 18:03:00Z gbevin $ 008 */ 009 package com.uwyn.jhighlight.highlighter; 010 011 import java.io.Reader; 012 import java.io.IOException; 013 014 015 /** 016 * This class is a scanner generated by 017 * <a href="http://www.jflex.de/">JFlex</a> 1.4.1 018 * on 3/13/06 6:15 PM from the specification file 019 * <tt>com/uwyn/jhighlight/highlighter/GroovyHighlighter.flex</tt> 020 */ 021 public class GroovyHighlighter implements ExplicitStateHighlighter { 022 023 /** This character denotes the end of file */ 024 public static final int YYEOF = -1; 025 026 /** initial size of the lookahead buffer */ 027 private static final int ZZ_BUFFERSIZE = 128; 028 029 /** lexical states */ 030 public static final int IN_HEREDOC = 1; 031 public static final int YYINITIAL = 0; 032 public static final int IN_COMMENT = 2; 033 public static final int IN_JAVA_DOC_COMMENT = 3; 034 035 /** 036 * Translates characters to character classes 037 */ 038 private static final String ZZ_CMAP_PACKED = 039 "\11\4\1\0\1\50\1\0\1\0\1\0\16\4\4\0\1\0\1\54"+ 040 "\1\47\1\0\1\2\1\54\1\54\1\52\1\53\1\53\1\55\1\24"+ 041 "\1\53\1\24\1\21\1\56\1\6\7\15\2\1\1\54\1\53\1\54"+ 042 "\1\54\1\54\1\54\1\57\3\14\1\17\1\23\1\17\5\5\1\10"+ 043 "\13\5\1\12\2\5\1\53\1\51\1\53\1\54\1\3\1\0\1\25"+ 044 "\1\26\1\13\1\20\1\22\1\16\1\45\1\33\1\36\1\2\1\32"+ 045 "\1\7\1\41\1\35\1\34\1\42\1\2\1\31\1\27\1\30\1\37"+ 046 "\1\43\1\44\1\11\1\40\1\46\1\53\1\54\1\53\1\54\41\4"+ 047 "\2\0\4\2\4\0\1\2\12\0\1\2\4\0\1\2\5\0\27\2"+ 048 "\1\0\37\2\1\0\u0128\2\2\0\22\2\34\0\136\2\2\0\11\2"+ 049 "\2\0\7\2\16\0\2\2\16\0\5\2\11\0\1\2\21\0\117\4"+ 050 "\21\0\3\4\27\0\1\2\13\0\1\2\1\0\3\2\1\0\1\2"+ 051 "\1\0\24\2\1\0\54\2\1\0\10\2\2\0\32\2\14\0\202\2"+ 052 "\1\0\4\4\5\0\71\2\2\0\2\2\2\0\2\2\3\0\46\2"+ 053 "\2\0\2\2\67\0\46\2\2\0\1\2\7\0\47\2\11\0\21\4"+ 054 "\1\0\27\4\1\0\3\4\1\0\1\4\1\0\2\4\1\0\1\4"+ 055 "\13\0\33\2\5\0\3\2\56\0\32\2\5\0\13\2\13\4\12\0"+ 056 "\12\4\6\0\1\4\143\2\1\0\1\2\7\4\2\0\6\4\2\2"+ 057 "\2\4\1\0\4\4\2\0\12\4\3\2\22\0\1\4\1\2\1\4"+ 058 "\33\2\3\0\33\4\65\0\46\2\13\4\u0150\0\3\4\1\0\65\2"+ 059 "\2\0\1\4\1\2\20\4\2\0\1\2\4\4\3\0\12\2\2\4"+ 060 "\2\0\12\4\21\0\3\4\1\0\10\2\2\0\2\2\2\0\26\2"+ 061 "\1\0\7\2\1\0\1\2\3\0\4\2\2\0\1\4\1\0\7\4"+ 062 "\2\0\2\4\2\0\3\4\11\0\1\4\4\0\2\2\1\0\3\2"+ 063 "\2\4\2\0\12\4\4\2\16\0\1\4\2\0\6\2\4\0\2\2"+ 064 "\2\0\26\2\1\0\7\2\1\0\2\2\1\0\2\2\1\0\2\2"+ 065 "\2\0\1\4\1\0\5\4\4\0\2\4\2\0\3\4\13\0\4\2"+ 066 "\1\0\1\2\7\0\14\4\3\2\14\0\3\4\1\0\7\2\1\0"+ 067 "\1\2\1\0\3\2\1\0\26\2\1\0\7\2\1\0\2\2\1\0"+ 068 "\5\2\2\0\1\4\1\2\10\4\1\0\3\4\1\0\3\4\2\0"+ 069 "\1\2\17\0\1\2\5\0\12\4\21\0\3\4\1\0\10\2\2\0"+ 070 "\2\2\2\0\26\2\1\0\7\2\1\0\2\2\2\0\4\2\2\0"+ 071 "\1\4\1\2\6\4\3\0\2\4\2\0\3\4\10\0\2\4\4\0"+ 072 "\2\2\1\0\3\2\4\0\12\4\22\0\2\4\1\0\6\2\3\0"+ 073 "\3\2\1\0\4\2\3\0\2\2\1\0\1\2\1\0\2\2\3\0"+ 074 "\2\2\3\0\3\2\3\0\10\2\1\0\3\2\4\0\5\4\3\0"+ 075 "\3\4\1\0\4\4\11\0\1\4\17\0\11\4\21\0\3\4\1\0"+ 076 "\10\2\1\0\3\2\1\0\27\2\1\0\12\2\1\0\5\2\4\0"+ 077 "\7\4\1\0\3\4\1\0\4\4\7\0\2\4\11\0\2\2\4\0"+ 078 "\12\4\22\0\2\4\1\0\10\2\1\0\3\2\1\0\27\2\1\0"+ 079 "\12\2\1\0\5\2\4\0\7\4\1\0\3\4\1\0\4\4\7\0"+ 080 "\2\4\7\0\1\2\1\0\2\2\4\0\12\4\22\0\2\4\1\0"+ 081 "\10\2\1\0\3\2\1\0\27\2\1\0\20\2\4\0\6\4\2\0"+ 082 "\3\4\1\0\4\4\11\0\1\4\10\0\2\2\4\0\12\4\22\0"+ 083 "\2\4\1\0\22\2\3\0\30\2\1\0\11\2\1\0\1\2\2\0"+ 084 "\7\2\3\0\1\4\4\0\6\4\1\0\1\4\1\0\10\4\22\0"+ 085 "\2\4\15\0\60\2\1\4\2\2\7\4\4\0\10\2\10\4\1\0"+ 086 "\12\4\47\0\2\2\1\0\1\2\2\0\2\2\1\0\1\2\2\0"+ 087 "\1\2\6\0\4\2\1\0\7\2\1\0\3\2\1\0\1\2\1\0"+ 088 "\1\2\2\0\2\2\1\0\4\2\1\4\2\2\6\4\1\0\2\4"+ 089 "\1\2\2\0\5\2\1\0\1\2\1\0\6\4\2\0\12\4\2\0"+ 090 "\2\2\42\0\1\2\27\0\2\4\6\0\12\4\13\0\1\4\1\0"+ 091 "\1\4\1\0\1\4\4\0\2\4\10\2\1\0\42\2\6\0\24\4"+ 092 "\1\0\2\4\4\2\4\0\10\4\1\0\44\4\11\0\1\4\71\0"+ 093 "\42\2\1\0\5\2\1\0\2\2\1\0\7\4\3\0\4\4\6\0"+ 094 "\12\4\6\0\6\2\4\4\106\0\46\2\12\0\47\2\11\0\132\2"+ 095 "\5\0\104\2\5\0\122\2\6\0\7\2\1\0\77\2\1\0\1\2"+ 096 "\1\0\4\2\2\0\7\2\1\0\1\2\1\0\4\2\2\0\47\2"+ 097 "\1\0\1\2\1\0\4\2\2\0\37\2\1\0\1\2\1\0\4\2"+ 098 "\2\0\7\2\1\0\1\2\1\0\4\2\2\0\7\2\1\0\7\2"+ 099 "\1\0\27\2\1\0\37\2\1\0\1\2\1\0\4\2\2\0\7\2"+ 100 "\1\0\47\2\1\0\23\2\16\0\11\4\56\0\125\2\14\0\u026c\2"+ 101 "\2\0\10\2\12\0\32\2\5\0\113\2\225\0\64\2\40\4\7\0"+ 102 "\1\2\4\0\12\4\41\0\4\4\1\0\12\4\6\0\130\2\10\0"+ 103 "\51\2\1\4\u0556\0\234\2\4\0\132\2\6\0\26\2\2\0\6\2"+ 104 "\2\0\46\2\2\0\6\2\2\0\10\2\1\0\1\2\1\0\1\2"+ 105 "\1\0\1\2\1\0\37\2\2\0\65\2\1\0\7\2\1\0\1\2"+ 106 "\3\0\3\2\1\0\7\2\3\0\4\2\2\0\6\2\4\0\15\2"+ 107 "\5\0\3\2\1\0\7\2\17\0\4\4\32\0\5\4\20\0\2\2"+ 108 "\51\0\6\4\17\0\1\2\40\0\20\2\40\0\15\4\4\0\1\4"+ 109 "\40\0\1\2\4\0\1\2\2\0\12\2\1\0\1\2\3\0\5\2"+ 110 "\6\0\1\2\1\0\1\2\1\0\1\2\1\0\4\2\1\0\3\2"+ 111 "\1\0\7\2\46\0\44\2\u0e81\0\3\2\31\0\11\2\6\4\1\0"+ 112 "\5\2\2\0\3\2\6\0\124\2\4\0\2\4\2\0\2\2\2\0"+ 113 "\136\2\6\0\50\2\4\0\136\2\21\0\30\2\u0248\0\u19b6\2\112\0"+ 114 "\u51a6\2\132\0\u048d\2\u0773\0\u2ba4\2\u215c\0\u012e\2\322\0\7\2\14\0"+ 115 "\5\2\5\0\1\2\1\4\12\2\1\0\15\2\1\0\5\2\1\0"+ 116 "\1\2\1\0\2\2\1\0\2\2\1\0\154\2\41\0\u016b\2\22\0"+ 117 "\100\2\2\0\66\2\50\0\14\2\44\0\4\4\17\0\2\2\30\0"+ 118 "\3\2\31\0\1\2\6\0\3\2\1\0\1\2\1\0\207\2\2\0"+ 119 "\1\4\4\0\1\2\13\0\12\4\7\0\32\2\4\0\1\2\1\0"+ 120 "\32\2\12\0\132\2\3\0\6\2\2\0\6\2\2\0\6\2\2\0"+ 121 "\3\2\3\0\2\2\3\0\2\2\22\0\3\4\4\0"; 122 123 /** 124 * Translates characters to character classes 125 */ 126 private static final char [] ZZ_CMAP = zzUnpackCMap(ZZ_CMAP_PACKED); 127 128 /** 129 * Translates DFA states to action switch labels. 130 */ 131 private static final int [] ZZ_ACTION = zzUnpackAction(); 132 133 private static final String ZZ_ACTION_PACKED_0 = 134 "\4\0\1\1\1\2\2\1\1\2\4\1\1\3\1\1"+ 135 "\1\4\16\1\1\3\1\4\2\2\1\1\1\5\1\1"+ 136 "\3\6\1\1\2\2\1\0\1\1\1\7\4\2\12\1"+ 137 "\1\10\3\1\1\10\16\1\2\10\10\1\1\0\1\2"+ 138 "\3\0\1\11\4\0\1\12\1\13\1\14\1\2\1\0"+ 139 "\1\2\11\1\1\10\25\1\1\7\12\1\1\15\1\16"+ 140 "\1\17\1\7\20\1\1\2\14\1\1\10\10\1\1\10"+ 141 "\36\1"; 142 143 private static int [] zzUnpackAction() { 144 int [] result = new int[220]; 145 int offset = 0; 146 offset = zzUnpackAction(ZZ_ACTION_PACKED_0, offset, result); 147 return result; 148 } 149 150 private static int zzUnpackAction(String packed, int offset, int [] result) { 151 int i = 0; /* index in packed string */ 152 int j = offset; /* index in unpacked array */ 153 int l = packed.length(); 154 while (i < l) { 155 int count = packed.charAt(i++); 156 int value = packed.charAt(i++); 157 do result[j++] = value; while (--count > 0); 158 } 159 return j; 160 } 161 162 163 /** 164 * Translates a state to a row index in the transition table 165 */ 166 private static final int [] ZZ_ROWMAP = zzUnpackRowMap(); 167 168 private static final String ZZ_ROWMAP_PACKED_0 = 169 "\0\0\0\60\0\140\0\220\0\300\0\360\0\u0120\0\u0150"+ 170 "\0\u0180\0\u01b0\0\u01e0\0\u0210\0\u0240\0\u0270\0\u02a0\0\300"+ 171 "\0\u02d0\0\u0300\0\u0330\0\u0360\0\u0390\0\u03c0\0\u03f0\0\u0420"+ 172 "\0\u0450\0\u0480\0\u04b0\0\u04e0\0\u0510\0\u0540\0\300\0\u0570"+ 173 "\0\300\0\u05a0\0\u05d0\0\300\0\u0600\0\300\0\u0630\0\u0660"+ 174 "\0\u0690\0\u0690\0\u06c0\0\u06f0\0\u0720\0\u0750\0\u0780\0\u07b0"+ 175 "\0\u07e0\0\u0810\0\u0840\0\u0870\0\u08a0\0\u08d0\0\u0900\0\u0930"+ 176 "\0\u0960\0\u0990\0\u09c0\0\u09f0\0\u0a20\0\u0a50\0\u0a80\0\u0ab0"+ 177 "\0\u0ae0\0\u0b10\0\u0b40\0\u0b70\0\u0ba0\0\u0bd0\0\u0c00\0\u0c30"+ 178 "\0\u0c60\0\u0c90\0\u0cc0\0\u0cf0\0\u0d20\0\u0d50\0\u0d80\0\u0120"+ 179 "\0\u0db0\0\u0de0\0\u0e10\0\u0e40\0\u0e70\0\u0ea0\0\u0ed0\0\u0f00"+ 180 "\0\u0f30\0\u0f60\0\u0f90\0\u0fc0\0\u0540\0\u0ff0\0\u1020\0\u1050"+ 181 "\0\u1080\0\u05d0\0\u0600\0\300\0\300\0\u10b0\0\u10e0\0\u1110"+ 182 "\0\u1140\0\u1170\0\u11a0\0\u11d0\0\u1200\0\u1230\0\u1260\0\u1290"+ 183 "\0\u12c0\0\u12f0\0\u1320\0\u1350\0\u1380\0\u13b0\0\u13e0\0\u1410"+ 184 "\0\u1440\0\u1470\0\u14a0\0\u14d0\0\u1500\0\u1530\0\u1560\0\u1590"+ 185 "\0\u15c0\0\u15f0\0\u1620\0\u1650\0\u1680\0\u16b0\0\u16e0\0\u1710"+ 186 "\0\u1740\0\u1770\0\u17a0\0\u17d0\0\u1800\0\u1830\0\u1860\0\u1890"+ 187 "\0\u18c0\0\u18f0\0\u1920\0\300\0\u1950\0\300\0\u0120\0\u1980"+ 188 "\0\u19b0\0\u19e0\0\u1a10\0\u1a40\0\u1a70\0\u1aa0\0\u1ad0\0\u1b00"+ 189 "\0\u1b30\0\u1b60\0\u1b90\0\u1bc0\0\u1bf0\0\u1c20\0\u1c50\0\u0120"+ 190 "\0\u1c80\0\u1cb0\0\u1ce0\0\u1d10\0\u1d40\0\u1d70\0\u1da0\0\u1dd0"+ 191 "\0\u1e00\0\u1e30\0\u1e60\0\u1e90\0\u1ec0\0\u1ef0\0\u1f20\0\u1f50"+ 192 "\0\u1f80\0\u1fb0\0\u1fe0\0\u2010\0\u2040\0\u1650\0\u2070\0\u20a0"+ 193 "\0\u20d0\0\u2100\0\u2130\0\u2160\0\u2190\0\u21c0\0\u21f0\0\u2220"+ 194 "\0\u2250\0\u2280\0\u22b0\0\u22e0\0\u2310\0\u2340\0\u2370\0\u23a0"+ 195 "\0\u23d0\0\u2400\0\u2430\0\u2460\0\u2490\0\u24c0\0\u24f0\0\u2520"+ 196 "\0\u2550\0\u2580\0\u25b0\0\u25e0"; 197 198 private static int [] zzUnpackRowMap() { 199 int [] result = new int[220]; 200 int offset = 0; 201 offset = zzUnpackRowMap(ZZ_ROWMAP_PACKED_0, offset, result); 202 return result; 203 } 204 205 private static int zzUnpackRowMap(String packed, int offset, int [] result) { 206 int i = 0; /* index in packed string */ 207 int j = offset; /* index in unpacked array */ 208 int l = packed.length(); 209 while (i < l) { 210 int high = packed.charAt(i++) << 16; 211 result[j++] = high | packed.charAt(i++); 212 } 213 return j; 214 } 215 216 /** 217 * The transition table of the DFA 218 */ 219 private static final int [] ZZ_TRANS = zzUnpackTrans(); 220 221 private static final String ZZ_TRANS_PACKED_0 = 222 "\1\5\1\6\2\7\1\5\1\10\1\11\1\12\1\10"+ 223 "\1\7\1\10\1\13\1\10\1\6\1\14\1\10\1\15"+ 224 "\1\16\1\17\1\10\1\20\1\21\1\22\1\23\1\24"+ 225 "\1\25\3\7\1\26\1\27\2\7\1\30\1\31\1\32"+ 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< l) { 446 int count = packed.charAt(i++); 447 int value = packed.charAt(i++); 448 value--; 449 do result[j++] = value; while (--count > 0); 450 } 451 return j; 452 } 453 454 455 /* error codes */ 456 private static final int ZZ_UNKNOWN_ERROR = 0; 457 private static final int ZZ_NO_MATCH = 1; 458 private static final int ZZ_PUSHBACK_2BIG = 2; 459 460 /* error messages for the codes above */ 461 private static final String ZZ_ERROR_MSG[] = { 462 "Unkown internal scanner error", 463 "Error: could not match input", 464 "Error: pushback value was too large" 465 }; 466 467 /** 468 * ZZ_ATTRIBUTE[aState] contains the attributes of state <code>aState</code> 469 */ 470 private static final int [] ZZ_ATTRIBUTE = zzUnpackAttribute(); 471 472 private static final String ZZ_ATTRIBUTE_PACKED_0 = 473 "\4\0\1\11\12\1\1\11\16\1\1\11\1\1\1\11"+ 474 "\2\1\1\11\1\1\1\11\5\1\1\0\55\1\1\0"+ 475 "\1\1\3\0\1\1\4\0\2\11\2\1\1\0\53\1"+ 476 "\1\11\1\1\1\11\106\1"; 477 478 private static int [] zzUnpackAttribute() { 479 int [] result = new int[220]; 480 int offset = 0; 481 offset = zzUnpackAttribute(ZZ_ATTRIBUTE_PACKED_0, offset, result); 482 return result; 483 } 484 485 private static int zzUnpackAttribute(String packed, int offset, int [] result) { 486 int i = 0; /* index in packed string */ 487 int j = offset; /* index in unpacked array */ 488 int l = packed.length(); 489 while (i < l) { 490 int count = packed.charAt(i++); 491 int value = packed.charAt(i++); 492 do result[j++] = value; while (--count > 0); 493 } 494 return j; 495 } 496 497 /** the input device */ 498 private java.io.Reader zzReader; 499 500 /** the current state of the DFA */ 501 private int zzState; 502 503 /** the current lexical state */ 504 private int zzLexicalState = YYINITIAL; 505 506 /** this buffer contains the current text to be matched and is 507 the source of the yytext() string */ 508 private char zzBuffer[] = new char[ZZ_BUFFERSIZE]; 509 510 /** the textposition at the last accepting state */ 511 private int zzMarkedPos; 512 513 /** the textposition at the last state to be included in yytext */ 514 private int zzPushbackPos; 515 516 /** the current text position in the buffer */ 517 private int zzCurrentPos; 518 519 /** startRead marks the beginning of the yytext() string in the buffer */ 520 private int zzStartRead; 521 522 /** endRead marks the last character in the buffer, that has been read 523 from input */ 524 private int zzEndRead; 525 526 /** number of newlines encountered up to the start of the matched text */ 527 private int yyline; 528 529 /** the number of characters up to the start of the matched text */ 530 private int yychar; 531 532 /** 533 * the number of characters from the last newline up to the start of the 534 * matched text 535 */ 536 private int yycolumn; 537 538 /** 539 * zzAtBOL == true <=> the scanner is currently at the beginning of a line 540 */ 541 private boolean zzAtBOL = true; 542 543 /** zzAtEOF == true <=> the scanner is at the EOF */ 544 private boolean zzAtEOF; 545 546 /* user code: */ 547 /* styles */ 548 549 public static final byte PLAIN_STYLE = 1; 550 public static final byte KEYWORD_STYLE = 2; 551 public static final byte TYPE_STYLE = 3; 552 public static final byte OPERATOR_STYLE = 4; 553 public static final byte SEPARATOR_STYLE = 5; 554 public static final byte LITERAL_STYLE = 6; 555 public static final byte JAVA_COMMENT_STYLE = 7; 556 public static final byte JAVADOC_COMMENT_STYLE = 8; 557 public static final byte JAVADOC_TAG_STYLE = 9; 558 559 /* Highlighter implementation */ 560 561 public int getStyleCount() 562 { 563 return 9; 564 } 565 566 public byte getStartState() 567 { 568 return YYINITIAL+1; 569 } 570 571 public byte getCurrentState() 572 { 573 return (byte) (yystate()+1); 574 } 575 576 public void setState(byte newState) 577 { 578 yybegin(newState-1); 579 } 580 581 public byte getNextToken() 582 throws IOException 583 { 584 return (byte) yylex(); 585 } 586 587 public int getTokenLength() 588 { 589 return yylength(); 590 } 591 592 public void setReader(Reader r) 593 { 594 this.zzReader = r; 595 } 596 597 public GroovyHighlighter() 598 { 599 } 600 601 602 /** 603 * Creates a new scanner 604 * There is also a java.io.InputStream version of this constructor. 605 * 606 * @param in the java.io.Reader to read input from. 607 */ 608 public GroovyHighlighter(java.io.Reader in) { 609 this.zzReader = in; 610 } 611 612 /** 613 * Creates a new scanner. 614 * There is also java.io.Reader version of this constructor. 615 * 616 * @param in the java.io.Inputstream to read input from. 617 */ 618 public GroovyHighlighter(java.io.InputStream in) { 619 this(new java.io.InputStreamReader(in)); 620 } 621 622 /** 623 * Unpacks the compressed character translation table. 624 * 625 * @param packed the packed character translation table 626 * @return the unpacked character translation table 627 */ 628 private static char [] zzUnpackCMap(String packed) { 629 char [] map = new char[0x10000]; 630 int i = 0; /* index in packed string */ 631 int j = 0; /* index in unpacked array */ 632 while (i < 1656) { 633 int count = packed.charAt(i++); 634 char value = packed.charAt(i++); 635 do map[j++] = value; while (--count > 0); 636 } 637 return map; 638 } 639 640 641 /** 642 * Refills the input buffer. 643 * 644 * @return <code>false</code>, iff there was new input. 645 * 646 * @exception java.io.IOException if any I/O-Error occurs 647 */ 648 private boolean zzRefill() throws java.io.IOException { 649 650 /* first: make room (if you can) */ 651 if (zzStartRead > 0) { 652 System.arraycopy(zzBuffer, zzStartRead, 653 zzBuffer, 0, 654 zzEndRead-zzStartRead); 655 656 /* translate stored positions */ 657 zzEndRead-= zzStartRead; 658 zzCurrentPos-= zzStartRead; 659 zzMarkedPos-= zzStartRead; 660 zzPushbackPos-= zzStartRead; 661 zzStartRead = 0; 662 } 663 664 /* is the buffer big enough? */ 665 if (zzCurrentPos >= zzBuffer.length) { 666 /* if not: blow it up */ 667 char newBuffer[] = new char[zzCurrentPos*2]; 668 System.arraycopy(zzBuffer, 0, newBuffer, 0, zzBuffer.length); 669 zzBuffer = newBuffer; 670 } 671 672 /* finally: fill the buffer with new input */ 673 int numRead = zzReader.read(zzBuffer, zzEndRead, 674 zzBuffer.length-zzEndRead); 675 676 if (numRead < 0) { 677 return true; 678 } 679 else { 680 zzEndRead+= numRead; 681 return false; 682 } 683 } 684 685 686 /** 687 * Closes the input stream. 688 */ 689 public final void yyclose() throws java.io.IOException { 690 zzAtEOF = true; /* indicate end of file */ 691 zzEndRead = zzStartRead; /* invalidate buffer */ 692 693 if (zzReader != null) 694 zzReader.close(); 695 } 696 697 698 /** 699 * Resets the scanner to read from a new input stream. 700 * Does not close the old reader. 701 * 702 * All internal variables are reset, the old input stream 703 * <b>cannot</b> be reused (internal buffer is discarded and lost). 704 * Lexical state is set to <tt>ZZ_INITIAL</tt>. 705 * 706 * @param reader the new input stream 707 */ 708 public final void yyreset(java.io.Reader reader) { 709 zzReader = reader; 710 zzAtBOL = true; 711 zzAtEOF = false; 712 zzEndRead = zzStartRead = 0; 713 zzCurrentPos = zzMarkedPos = zzPushbackPos = 0; 714 yyline = yychar = yycolumn = 0; 715 zzLexicalState = YYINITIAL; 716 } 717 718 719 /** 720 * Returns the current lexical state. 721 */ 722 public final int yystate() { 723 return zzLexicalState; 724 } 725 726 727 /** 728 * Enters a new lexical state 729 * 730 * @param newState the new lexical state 731 */ 732 public final void yybegin(int newState) { 733 zzLexicalState = newState; 734 } 735 736 737 /** 738 * Returns the text matched by the current regular expression. 739 */ 740 public final String yytext() { 741 return new String( zzBuffer, zzStartRead, zzMarkedPos-zzStartRead ); 742 } 743 744 745 /** 746 * Returns the character at position <tt>pos</tt> from the 747 * matched text. 748 * 749 * It is equivalent to yytext().charAt(pos), but faster 750 * 751 * @param pos the position of the character to fetch. 752 * A value from 0 to yylength()-1. 753 * 754 * @return the character at position pos 755 */ 756 public final char yycharat(int pos) { 757 return zzBuffer[zzStartRead+pos]; 758 } 759 760 761 /** 762 * Returns the length of the matched text region. 763 */ 764 public final int yylength() { 765 return zzMarkedPos-zzStartRead; 766 } 767 768 769 /** 770 * Reports an error that occured while scanning. 771 * 772 * In a wellformed scanner (no or only correct usage of 773 * yypushback(int) and a match-all fallback rule) this method 774 * will only be called with things that "Can't Possibly Happen". 775 * If this method is called, something is seriously wrong 776 * (e.g. a JFlex bug producing a faulty scanner etc.). 777 * 778 * Usual syntax/scanner level error handling should be done 779 * in error fallback rules. 780 * 781 * @param errorCode the code of the errormessage to display 782 */ 783 private void zzScanError(int errorCode) { 784 String message; 785 try { 786 message = ZZ_ERROR_MSG[errorCode]; 787 } 788 catch (ArrayIndexOutOfBoundsException e) { 789 message = ZZ_ERROR_MSG[ZZ_UNKNOWN_ERROR]; 790 } 791 792 throw new Error(message); 793 } 794 795 796 /** 797 * Pushes the specified amount of characters back into the input stream. 798 * 799 * They will be read again by then next call of the scanning method 800 * 801 * @param number the number of characters to be read again. 802 * This number must not be greater than yylength()! 803 */ 804 public void yypushback(int number) { 805 if ( number > yylength() ) 806 zzScanError(ZZ_PUSHBACK_2BIG); 807 808 zzMarkedPos -= number; 809 } 810 811 812 /** 813 * Resumes scanning until the next regular expression is matched, 814 * the end of input is encountered or an I/O-Error occurs. 815 * 816 * @return the next token 817 * @exception java.io.IOException if any I/O-Error occurs 818 */ 819 public int yylex() throws java.io.IOException { 820 int zzInput; 821 int zzAction; 822 823 // cached fields: 824 int zzCurrentPosL; 825 int zzMarkedPosL; 826 int zzEndReadL = zzEndRead; 827 char [] zzBufferL = zzBuffer; 828 char [] zzCMapL = ZZ_CMAP; 829 830 int [] zzTransL = ZZ_TRANS; 831 int [] zzRowMapL = ZZ_ROWMAP; 832 int [] zzAttrL = ZZ_ATTRIBUTE; 833 834 while (true) { 835 zzMarkedPosL = zzMarkedPos; 836 837 zzAction = -1; 838 839 zzCurrentPosL = zzCurrentPos = zzStartRead = zzMarkedPosL; 840 841 zzState = zzLexicalState; 842 843 844 zzForAction: { 845 while (true) { 846 847 if (zzCurrentPosL < zzEndReadL) 848 zzInput = zzBufferL[zzCurrentPosL++]; 849 else if (zzAtEOF) { 850 zzInput = YYEOF; 851 break zzForAction; 852 } 853 else { 854 // store back cached positions 855 zzCurrentPos = zzCurrentPosL; 856 zzMarkedPos = zzMarkedPosL; 857 boolean eof = zzRefill(); 858 // get translated positions and possibly new buffer 859 zzCurrentPosL = zzCurrentPos; 860 zzMarkedPosL = zzMarkedPos; 861 zzBufferL = zzBuffer; 862 zzEndReadL = zzEndRead; 863 if (eof) { 864 zzInput = YYEOF; 865 break zzForAction; 866 } 867 else { 868 zzInput = zzBufferL[zzCurrentPosL++]; 869 } 870 } 871 int zzNext = zzTransL[ zzRowMapL[zzState] + zzCMapL[zzInput] ]; 872 if (zzNext == -1) break zzForAction; 873 zzState = zzNext; 874 875 int zzAttributes = zzAttrL[zzState]; 876 if ( (zzAttributes & 1) == 1 ) { 877 zzAction = zzState; 878 zzMarkedPosL = zzCurrentPosL; 879 if ( (zzAttributes & 8) == 8 ) break zzForAction; 880 } 881 882 } 883 } 884 885 // store back cached position 886 zzMarkedPos = zzMarkedPosL; 887 888 switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) { 889 case 5: 890 { return JAVA_COMMENT_STYLE; 891 } 892 case 16: break; 893 case 1: 894 { return PLAIN_STYLE; 895 } 896 case 17: break; 897 case 8: 898 { return KEYWORD_STYLE; 899 } 900 case 18: break; 901 case 4: 902 { return OPERATOR_STYLE; 903 } 904 case 19: break; 905 case 2: 906 { return LITERAL_STYLE; 907 } 908 case 20: break; 909 case 11: 910 { yybegin(YYINITIAL); return JAVADOC_COMMENT_STYLE; 911 } 912 case 21: break; 913 case 10: 914 { yybegin(YYINITIAL); return JAVA_COMMENT_STYLE; 915 } 916 case 22: break; 917 case 3: 918 { return SEPARATOR_STYLE; 919 } 920 case 23: break; 921 case 7: 922 { return TYPE_STYLE; 923 } 924 case 24: break; 925 case 9: 926 { yybegin(IN_COMMENT); return JAVA_COMMENT_STYLE; 927 } 928 case 25: break; 929 case 15: 930 { yybegin(YYINITIAL); return LITERAL_STYLE; 931 } 932 case 26: break; 933 case 14: 934 { yybegin(IN_JAVA_DOC_COMMENT); return JAVADOC_COMMENT_STYLE; 935 } 936 case 27: break; 937 case 12: 938 { return JAVADOC_TAG_STYLE; 939 } 940 case 28: break; 941 case 13: 942 { yybegin(IN_HEREDOC); return LITERAL_STYLE; 943 } 944 case 29: break; 945 case 6: 946 { return JAVADOC_COMMENT_STYLE; 947 } 948 case 30: break; 949 default: 950 if (zzInput == YYEOF && zzStartRead == zzCurrentPos) { 951 zzAtEOF = true; 952 return YYEOF; 953 } 954 else { 955 zzScanError(ZZ_NO_MATCH); 956 } 957 } 958 } 959 } 960 961 962 }