kmy.regex.parser
Class RParser

java.lang.Object
  |
  +--kmy.regex.parser.RParser

public class RParser

extends java.lang.Object

implements CharClassCodes, MiniErrorCodes

Regular expression parser.

TODO:

• possibly add syntax flags (perl/sed/POSIX style, etc.)

Field Summary

private RNode	backslashNode
private int	backslashTranslation
private RNode	charClassNode
static int	FILE_PATTERN_SYNTAX
private RNode	head
private boolean	lowerCase
private java.util.Hashtable	pickList
private java.util.Hashtable	refList
private int	syntax
private RNode	tail
private int	varCounter
private java.lang.String	varName

Fields inherited from interface kmy.regex.tree.CharClassCodes

CLASS_ALL, CLASS_DISABLED, CLASS_LETTER, CLASS_LOWERCASE, CLASS_NONE, CLASS_NONLETTER, CLASS_NONLOWERCASE, CLASS_NONUPPERCASE, CLASS_UPPERCASE

Fields inherited from interface kmy.jint.constants.MiniErrorCodes

ERR_F_BADEND, ERR_F_BADFORMATCHAR, ERR_F_GENERIC, ERR_F_INCOMPLETE, ERR_F_NOCURLBRACKET, ERR_F_NOTWITHJAVA, ERR_F_NOVARNAME, ERR_MASK_CLASSTABLE, ERR_MASK_COMPILER, ERR_MASK_ERROR, ERR_MASK_FATAL, ERR_MASK_FORMAT, ERR_MASK_GENERATOR, ERR_MASK_INFO, ERR_MASK_INTERNAL, ERR_MASK_LEXER, ERR_MASK_MODULE, ERR_MASK_PARSER, ERR_MASK_REGEX, ERR_MASK_SEVERITY, ERR_MASK_TYPER, ERR_MASK_VERBOSE, ERR_MASK_WARNING, ERR_R_BADBACKREF, ERR_R_BADSTART, ERR_R_BQBAD, ERR_R_BQUNFINISHED, ERR_R_CTLINVALID, ERR_R_CTLUNFINISHED, ERR_R_EXTRABRACKET, ERR_R_GENERIC, ERR_R_HEXBADNUMBER, ERR_R_HEXUNFINISHED, ERR_R_INTERNAL, ERR_R_NOBRACKET, ERR_R_NOCURLBRACKET, ERR_R_NOSQBRACKET, ERR_R_NOVAREXPR, ERR_R_NOVARNAME, ERR_R_STRAYBSLASH

Constructor Summary

RParser()

RParser(int syntax, boolean lowerCase)

Method Summary

private void	append(RNode node)
java.lang.String[]	getPickList()
java.lang.String[]	getRefList()
RNode	parse(char[] regex)
RNode	parse(char[] regex, int offset, int length, boolean noimplicit)
RNode	parse(java.lang.String regex)
RNode	parse(java.lang.String regex, boolean noimplicit)
private int	parseBackslash(char[] regex, int i, int maxIndex, boolean inRange)
private int	parseCharClass(char[] regex, int i, int maxIndex)
int	parseFilePattern(char[] regex, int index, int maxIndex, boolean inner)
int	parseImpl(char[] regex, int index, int maxIndex)
private int	parseVariable(char[] regex, int i, int maxIndex)

Methods inherited from class java.lang.Object

, clone, equals, finalize, getClass, hashCode, notify, notifyAll, registerNatives, toString, wait, wait, wait

Field Detail

head

private RNode head

tail

private RNode tail

varCounter

private int varCounter

refList

private java.util.Hashtable refList

pickList

private java.util.Hashtable pickList

syntax

private int syntax

lowerCase

private boolean lowerCase

FILE_PATTERN_SYNTAX

public static final int FILE_PATTERN_SYNTAX

varName

private java.lang.String varName

charClassNode

private RNode charClassNode

backslashNode

private RNode backslashNode

backslashTranslation

private int backslashTranslation

Constructor Detail

RParser

public RParser()

RParser

public RParser(int syntax,
               boolean lowerCase)

Method Detail

append

private void append(RNode node)

parse

public RNode parse(java.lang.String regex)

parse

public RNode parse(java.lang.String regex,
                   boolean noimplicit)

parse

public RNode parse(char[] regex)

parse

public RNode parse(char[] regex,
                   int offset,
                   int length,
                   boolean noimplicit)

getRefList

public java.lang.String[] getRefList()

getPickList

public java.lang.String[] getPickList()

parseFilePattern

public int parseFilePattern(char[] regex,
                            int index,
                            int maxIndex,
                            boolean inner)

parseImpl

public int parseImpl(char[] regex,
                     int index,
                     int maxIndex)

parseVariable

private int parseVariable(char[] regex,
                          int i,
                          int maxIndex)

parseCharClass

private int parseCharClass(char[] regex,
                           int i,
                           int maxIndex)

parseBackslash

private int parseBackslash(char[] regex,
                           int i,
                           int maxIndex,
                           boolean inRange)