org.apache.oro.text.regex
Class OpCode

java.lang.Object
  |
  +--org.apache.oro.text.regex.OpCode

final class OpCode

extends Object

The OpCode class should not be instantiated. It is a holder of various constants and static methods pertaining to the manipulation of the op-codes used in a compiled regular expression.

Version:

$Id: OpCode.java,v 1.5 2001/12/02 06:01:40 markm Exp $

Author:

Daniel F. Savarese

Field Summary

(package private) static char	_ALNUM
(package private) static char	_ANY
(package private) static char	_ANYOF
(package private) static char	_BACK
(package private) static char	_BOL
(package private) static char	_BOUND
(package private) static char	_BRANCH
(package private) static char	_CLOSE
(package private) static char	_CURLY
(package private) static char	_CURLYX
(package private) static char	_DIGIT
(package private) static char	_END
(package private) static char	_EOL
(package private) static char	_EXACTLY
(package private) static char	_GBOL
(package private) static char	_IFMATCH
(package private) static char	_MBOL
(package private) static char	_MEOL
(package private) static char	_MINMOD
(package private) static char	_NALNUM
(package private) static char	_NBOUND
(package private) static char	_NDIGIT
(package private) static char	_NOTHING
(package private) static char	_NSPACE
(package private) static int	_NULL_OFFSET
(package private) static char	_NULL_POINTER
(package private) static char	_OPEN
(package private) static int[]	_operandLength
(package private) static char[]	_opLengthOne
(package private) static char[]	_opLengthVaries
(package private) static char[]	_opType
(package private) static char	_PLUS
(package private) static char	_REF
(package private) static char	_SANY
(package private) static char	_SBOL
(package private) static char	_SEOL
(package private) static char	_SPACE
(package private) static char	_STAR
(package private) static char	_SUCCEED
(package private) static char	_UNLESSM
(package private) static char	_WHILEM

Constructor Summary

private

OpCode()

Method Summary

(package private) static char	_getArg1(char[] program, int offset)
(package private) static char	_getArg2(char[] program, int offset)
(package private) static int	_getNext(char[] program, int offset)
private static int	_getNextOffset(char[] program, int offset)
(package private) static int	_getNextOperator(int offset)
(package private) static int	_getOperand(int offset)
(package private) static int	_getPrevOperator(int offset)
(package private) static boolean	_isInArray(char ch, char[] array, int start)
(package private) static boolean	_isWordCharacter(char token)

Methods inherited from class java.lang.Object

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

Field Detail

_END

static final char _END

_BOL

static final char _BOL

_MBOL

static final char _MBOL

_SBOL

static final char _SBOL

_EOL

static final char _EOL

_MEOL

static final char _MEOL

_SEOL

static final char _SEOL

_ANY

static final char _ANY

_SANY

static final char _SANY

_ANYOF

static final char _ANYOF

_CURLY

static final char _CURLY

_CURLYX

static final char _CURLYX

_BRANCH

static final char _BRANCH

_BACK

static final char _BACK

_EXACTLY

static final char _EXACTLY

_NOTHING

static final char _NOTHING

_STAR

static final char _STAR

_PLUS

static final char _PLUS

_ALNUM

static final char _ALNUM

_NALNUM

static final char _NALNUM

_BOUND

static final char _BOUND

_NBOUND

static final char _NBOUND

_SPACE

static final char _SPACE

_NSPACE

static final char _NSPACE

_DIGIT

static final char _DIGIT

_NDIGIT

static final char _NDIGIT

_REF

static final char _REF

_OPEN

static final char _OPEN

_CLOSE

static final char _CLOSE

_MINMOD

static final char _MINMOD

_GBOL

static final char _GBOL

_IFMATCH

static final char _IFMATCH

_UNLESSM

static final char _UNLESSM

_SUCCEED

static final char _SUCCEED

_WHILEM

static final char _WHILEM

_operandLength

static final int[] _operandLength

_opType

static final char[] _opType

_opLengthVaries

static final char[] _opLengthVaries

_opLengthOne

static final char[] _opLengthOne

_NULL_OFFSET

static final int _NULL_OFFSET

_NULL_POINTER

static final char _NULL_POINTER

Constructor Detail

OpCode

private OpCode()

Method Detail

_getNextOffset

private static final int _getNextOffset(char[] program,
                                        int offset)

_getArg1

static final char _getArg1(char[] program,
                           int offset)

_getArg2

static final char _getArg2(char[] program,
                           int offset)

_getOperand

static final int _getOperand(int offset)

_isInArray

static final boolean _isInArray(char ch,
                                char[] array,
                                int start)

_getNextOperator

static final int _getNextOperator(int offset)

_getPrevOperator

static final int _getPrevOperator(int offset)

_getNext

static final int _getNext(char[] program,
                          int offset)

_isWordCharacter

static final boolean _isWordCharacter(char token)