/* The following code was generated by JFlex 1.6.0 */ /* * Copyright (C) 2010-2016 JPEXS, All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3.0 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. */ package com.jpexs.decompiler.flash.types.annotations.parser; import java.util.Stack; /** * This class is a scanner generated by * <a href="http://www.jflex.de/">JFlex</a> 1.6.0 from the specification file * <tt>C:/FFDec/jpexs-decompiler/libsrc/ffdec_lib/lexers/tag_conditions.flex</tt> */ public final class ConditionLexer { /** * This character denotes the end of file */ public static final int YYEOF = -1; /** * initial size of the lookahead buffer */ private static final int ZZ_BUFFERSIZE = 16384; /** * lexical states */ public static final int YYINITIAL = 0; /** * ZZ_LEXSTATE[l] is the state in the DFA for the lexical state l * ZZ_LEXSTATE[l+1] is the state in the DFA for the lexical state l at the * beginning of a line l is of the form l = 2*k, k a non negative integer */ private static final int ZZ_LEXSTATE[] = { 0, 0 }; /** * Translates characters to character classes */ private static final String ZZ_CMAP_PACKED = "\12\0\1\10\1\10\1\10\1\10\23\0\1\5\4\0\1\3\1\0" + "\1\6\1\7\2\0\1\4\1\0\1\1\1\0\12\1\7\0\32\1" + "\4\0\1\1\1\0\32\1\1\0\1\2\10\0\1\10\u1fa2\0\1\10" + "\1\10\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\uffff\0\udfe6\0"; /** * Translates characters to character classes */ private static final char[] ZZ_CMAP = zzUnpackCMap(ZZ_CMAP_PACKED); /** * Translates DFA states to action switch labels. */ private static final int[] ZZ_ACTION = zzUnpackAction(); private static final String ZZ_ACTION_PACKED_0 = "\1\0\1\1\1\2\1\3\2\4\1\5\1\6\1\7" + "\1\3"; private static int[] zzUnpackAction() { int[] result = new int[10]; int offset = 0; offset = zzUnpackAction(ZZ_ACTION_PACKED_0, offset, result); return result; } private static int zzUnpackAction(String packed, int offset, int[] result) { int i = 0; /* index in packed string */ int j = offset; /* index in unpacked array */ int l = packed.length(); while (i < l) { int count = packed.charAt(i++); int value = packed.charAt(i++); do { result[j++] = value; } while (--count > 0); } return j; } /** * Translates a state to a row index in the transition table */ private static final int[] ZZ_ROWMAP = zzUnpackRowMap(); private static final String ZZ_ROWMAP_PACKED_0 = "\0\0\0\11\0\22\0\33\0\44\0\11\0\11\0\11" + "\0\11\0\11"; private static int[] zzUnpackRowMap() { int[] result = new int[10]; int offset = 0; offset = zzUnpackRowMap(ZZ_ROWMAP_PACKED_0, offset, result); return result; } private static int zzUnpackRowMap(String packed, int offset, int[] result) { int i = 0; /* index in packed string */ int j = offset; /* index in unpacked array */ int l = packed.length(); while (i < l) { int high = packed.charAt(i++) << 16; result[j++] = high | packed.charAt(i++); } return j; } /** * The transition table of the DFA */ private static final int[] ZZ_TRANS = zzUnpackTrans(); private static final String ZZ_TRANS_PACKED_0 = "\1\2\1\3\1\4\1\5\1\6\1\7\1\10\1\11" + "\13\0\1\3\11\0\1\12\11\0\1\6\5\0"; private static int[] zzUnpackTrans() { int[] result = new int[45]; int offset = 0; offset = zzUnpackTrans(ZZ_TRANS_PACKED_0, offset, result); return result; } private static int zzUnpackTrans(String packed, int offset, int[] result) { int i = 0; /* index in packed string */ int j = offset; /* index in unpacked array */ int l = packed.length(); while (i < l) { int count = packed.charAt(i++); int value = packed.charAt(i++); value--; do { result[j++] = value; } while (--count > 0); } return j; } /* error codes */ private static final int ZZ_UNKNOWN_ERROR = 0; private static final int ZZ_NO_MATCH = 1; private static final int ZZ_PUSHBACK_2BIG = 2; /* error messages for the codes above */ private static final String ZZ_ERROR_MSG[] = { "Unkown internal scanner error", "Error: could not match input", "Error: pushback value was too large" }; /** * ZZ_ATTRIBUTE[aState] contains the attributes of state <code>aState</code> */ private static final int[] ZZ_ATTRIBUTE = zzUnpackAttribute(); private static final String ZZ_ATTRIBUTE_PACKED_0 = "\1\0\1\11\3\1\5\11"; private static int[] zzUnpackAttribute() { int[] result = new int[10]; int offset = 0; offset = zzUnpackAttribute(ZZ_ATTRIBUTE_PACKED_0, offset, result); return result; } private static int zzUnpackAttribute(String packed, int offset, int[] result) { int i = 0; /* index in packed string */ int j = offset; /* index in unpacked array */ int l = packed.length(); while (i < l) { int count = packed.charAt(i++); int value = packed.charAt(i++); do { result[j++] = value; } while (--count > 0); } return j; } /** * the input device */ private java.io.Reader zzReader; /** * the current state of the DFA */ private int zzState; /** * the current lexical state */ private int zzLexicalState = YYINITIAL; /** * this buffer contains the current text to be matched and is the source of * the yytext() string */ private char zzBuffer[] = new char[ZZ_BUFFERSIZE]; /** * the textposition at the last accepting state */ private int zzMarkedPos; /** * the current text position in the buffer */ private int zzCurrentPos; /** * startRead marks the beginning of the yytext() string in the buffer */ private int zzStartRead; /** * endRead marks the last character in the buffer, that has been read from * input */ private int zzEndRead; /** * number of newlines encountered up to the start of the matched text */ private int yyline; /** * the number of characters up to the start of the matched text */ private int yychar; /** * the number of characters from the last newline up to the start of the * matched text */ private int yycolumn; /** * zzAtBOL == true <=> the scanner is currently at the beginning of a line */ private boolean zzAtBOL = true; /** * zzAtEOF == true <=> the scanner is at the EOF */ private boolean zzAtEOF; /** * denotes if the user-EOF-code has already been executed */ private boolean zzEOFDone; /** * The number of occupied positions in zzBuffer beyond zzEndRead. When a * lead/high surrogate has been read from the input stream into the final * zzBuffer position, this will have a value of 1; otherwise, it will have a * value of 0. */ private int zzFinalHighSurrogate = 0; /* user code: */ /** * Create an empty lexer, yyrset will be called later to reset and assign * the reader */ public ConditionLexer() { } public int yychar() { return yychar; } public int yyline() { return yyline + 1; } private Stack<ConditionToken> pushedBack = new Stack<>(); public void pushback(ConditionToken symb) { pushedBack.push(symb); } public ConditionToken lex() throws java.io.IOException, AnnotationParseException { ConditionToken ret = null; if (!pushedBack.isEmpty()) { ret = pushedBack.pop(); } else { ret = yylex(); } return ret; } /** * Creates a new scanner * * @param in the java.io.Reader to read input from. */ public ConditionLexer(java.io.Reader in) { this.zzReader = in; } /** * Unpacks the compressed character translation table. * * @param packed the packed character translation table * @return the unpacked character translation table */ private static char[] zzUnpackCMap(String packed) { char[] map = new char[0x110000]; int i = 0; /* index in packed string */ int j = 0; /* index in unpacked array */ while (i < 96) { int count = packed.charAt(i++); char value = packed.charAt(i++); do { map[j++] = value; } while (--count > 0); } return map; } /** * Refills the input buffer. * * @return <code>false</code>, iff there was new input. * * @exception java.io.IOException if any I/O-Error occurs */ private boolean zzRefill() throws java.io.IOException { /* first: make room (if you can) */ if (zzStartRead > 0) { zzEndRead += zzFinalHighSurrogate; zzFinalHighSurrogate = 0; System.arraycopy(zzBuffer, zzStartRead, zzBuffer, 0, zzEndRead - zzStartRead); /* translate stored positions */ zzEndRead -= zzStartRead; zzCurrentPos -= zzStartRead; zzMarkedPos -= zzStartRead; zzStartRead = 0; } /* is the buffer big enough? */ if (zzCurrentPos >= zzBuffer.length - zzFinalHighSurrogate) { /* if not: blow it up */ char newBuffer[] = new char[zzBuffer.length * 2]; System.arraycopy(zzBuffer, 0, newBuffer, 0, zzBuffer.length); zzBuffer = newBuffer; zzEndRead += zzFinalHighSurrogate; zzFinalHighSurrogate = 0; } /* fill the buffer with new input */ int requested = zzBuffer.length - zzEndRead; int totalRead = 0; while (totalRead < requested) { int numRead = zzReader.read(zzBuffer, zzEndRead + totalRead, requested - totalRead); if (numRead == -1) { break; } totalRead += numRead; } if (totalRead > 0) { zzEndRead += totalRead; if (totalRead == requested) { /* possibly more input available */ if (Character.isHighSurrogate(zzBuffer[zzEndRead - 1])) { --zzEndRead; zzFinalHighSurrogate = 1; } } return false; } // totalRead = 0: End of stream return true; } /** * Closes the input stream. */ public final void yyclose() throws java.io.IOException { zzAtEOF = true; /* indicate end of file */ zzEndRead = zzStartRead; /* invalidate buffer */ if (zzReader != null) { zzReader.close(); } } /** * Resets the scanner to read from a new input stream. Does not close the * old reader. * * All internal variables are reset, the old input stream * <b>cannot</b> be reused (internal buffer is discarded and lost). Lexical * state is set to <tt>ZZ_INITIAL</tt>. * * Internal scan buffer is resized down to its initial length, if it has * grown. * * @param reader the new input stream */ public final void yyreset(java.io.Reader reader) { zzReader = reader; zzAtBOL = true; zzAtEOF = false; zzEOFDone = false; zzEndRead = zzStartRead = 0; zzCurrentPos = zzMarkedPos = 0; zzFinalHighSurrogate = 0; yyline = yychar = yycolumn = 0; zzLexicalState = YYINITIAL; if (zzBuffer.length > ZZ_BUFFERSIZE) { zzBuffer = new char[ZZ_BUFFERSIZE]; } } /** * Returns the current lexical state. */ public final int yystate() { return zzLexicalState; } /** * Enters a new lexical state * * @param newState the new lexical state */ public final void yybegin(int newState) { zzLexicalState = newState; } /** * Returns the text matched by the current regular expression. */ public final String yytext() { return new String(zzBuffer, zzStartRead, zzMarkedPos - zzStartRead); } /** * Returns the character at position <tt>pos</tt> from the matched text. * * It is equivalent to yytext().charAt(pos), but faster * * @param pos the position of the character to fetch. A value from 0 to * yylength()-1. * * @return the character at position pos */ public final char yycharat(int pos) { return zzBuffer[zzStartRead + pos]; } /** * Returns the length of the matched text region. */ public final int yylength() { return zzMarkedPos - zzStartRead; } /** * Reports an error that occured while scanning. * * In a wellformed scanner (no or only correct usage of yypushback(int) and * a match-all fallback rule) this method will only be called with things * that "Can't Possibly Happen". If this method is called, something is * seriously wrong (e.g. a JFlex bug producing a faulty scanner etc.). * * Usual syntax/scanner level error handling should be done in error * fallback rules. * * @param errorCode the code of the errormessage to display */ private void zzScanError(int errorCode) { String message; try { message = ZZ_ERROR_MSG[errorCode]; } catch (ArrayIndexOutOfBoundsException e) { message = ZZ_ERROR_MSG[ZZ_UNKNOWN_ERROR]; } throw new Error(message); } /** * Pushes the specified amount of characters back into the input stream. * * They will be read again by then next call of the scanning method * * @param number the number of characters to be read again. This number must * not be greater than yylength()! */ public void yypushback(int number) { if (number > yylength()) { zzScanError(ZZ_PUSHBACK_2BIG); } zzMarkedPos -= number; } /** * Resumes scanning until the next regular expression is matched, the end of * input is encountered or an I/O-Error occurs. * * @return the next token * @exception java.io.IOException if any I/O-Error occurs */ public ConditionToken yylex() throws java.io.IOException, AnnotationParseException { int zzInput; int zzAction; // cached fields: int zzCurrentPosL; int zzMarkedPosL; int zzEndReadL = zzEndRead; char[] zzBufferL = zzBuffer; char[] zzCMapL = ZZ_CMAP; int[] zzTransL = ZZ_TRANS; int[] zzRowMapL = ZZ_ROWMAP; int[] zzAttrL = ZZ_ATTRIBUTE; while (true) { zzMarkedPosL = zzMarkedPos; yychar += zzMarkedPosL - zzStartRead; boolean zzR = false; int zzCh; int zzCharCount; for (zzCurrentPosL = zzStartRead; zzCurrentPosL < zzMarkedPosL; zzCurrentPosL += zzCharCount) { zzCh = Character.codePointAt(zzBufferL, zzCurrentPosL, zzMarkedPosL); zzCharCount = Character.charCount(zzCh); switch (zzCh) { case '\u000B': case '\u000C': case '\u0085': case '\u2028': case '\u2029': yyline++; yycolumn = 0; zzR = false; break; case '\r': yyline++; yycolumn = 0; zzR = true; break; case '\n': if (zzR) { zzR = false; } else { yyline++; yycolumn = 0; } break; default: zzR = false; yycolumn += zzCharCount; } } if (zzR) { // peek one character ahead if it is \n (if we have counted one line too much) boolean zzPeek; if (zzMarkedPosL < zzEndReadL) { zzPeek = zzBufferL[zzMarkedPosL] == '\n'; } else if (zzAtEOF) { zzPeek = false; } else { boolean eof = zzRefill(); zzEndReadL = zzEndRead; zzMarkedPosL = zzMarkedPos; zzBufferL = zzBuffer; if (eof) { zzPeek = false; } else { zzPeek = zzBufferL[zzMarkedPosL] == '\n'; } } if (zzPeek) { yyline--; } } zzAction = -1; zzCurrentPosL = zzCurrentPos = zzStartRead = zzMarkedPosL; zzState = ZZ_LEXSTATE[zzLexicalState]; // set up zzAction for empty match case: int zzAttributes = zzAttrL[zzState]; if ((zzAttributes & 1) == 1) { zzAction = zzState; } zzForAction: { while (true) { if (zzCurrentPosL < zzEndReadL) { zzInput = Character.codePointAt(zzBufferL, zzCurrentPosL, zzEndReadL); zzCurrentPosL += Character.charCount(zzInput); } else if (zzAtEOF) { zzInput = YYEOF; break zzForAction; } else { // store back cached positions zzCurrentPos = zzCurrentPosL; zzMarkedPos = zzMarkedPosL; boolean eof = zzRefill(); // get translated positions and possibly new buffer zzCurrentPosL = zzCurrentPos; zzMarkedPosL = zzMarkedPos; zzBufferL = zzBuffer; zzEndReadL = zzEndRead; if (eof) { zzInput = YYEOF; break zzForAction; } else { zzInput = Character.codePointAt(zzBufferL, zzCurrentPosL, zzEndReadL); zzCurrentPosL += Character.charCount(zzInput); } } int zzNext = zzTransL[zzRowMapL[zzState] + zzCMapL[zzInput]]; if (zzNext == -1) { break zzForAction; } zzState = zzNext; zzAttributes = zzAttrL[zzState]; if ((zzAttributes & 1) == 1) { zzAction = zzState; zzMarkedPosL = zzCurrentPosL; if ((zzAttributes & 8) == 8) { break zzForAction; } } } } // store back cached position zzMarkedPos = zzMarkedPosL; switch (zzAction < 0 ? zzAction : ZZ_ACTION[zzAction]) { case 1: { } case 8: break; case 2: { return new ConditionToken(ConditionTokenType.FIELD, yytext()); } case 9: break; case 3: { return new ConditionToken(ConditionTokenType.OR, yytext()); } case 10: break; case 4: { return new ConditionToken(ConditionTokenType.AND, yytext()); } case 11: break; case 5: { return new ConditionToken(ConditionTokenType.NOT, yytext()); } case 12: break; case 6: { return new ConditionToken(ConditionTokenType.PARENT_OPEN, yytext()); } case 13: break; case 7: { return new ConditionToken(ConditionTokenType.PARENT_CLOSE, yytext()); } case 14: break; default: if (zzInput == YYEOF && zzStartRead == zzCurrentPos) { zzAtEOF = true; switch (zzLexicalState) { case YYINITIAL: { return null; } case 11: break; default: return null; } } else { zzScanError(ZZ_NO_MATCH); } } } } }