org.joni

Class ScannerSupport

java.lang.Object

org.jcodings.IntHolder

org.joni.ScannerSupport

All Implemented Interfaces:

org.jcodings.exception.ErrorMessages

Direct Known Subclasses:

Lexer

abstract class ScannerSupport
extends org.jcodings.IntHolder
implements ErrorMessages

Field Summary

Fields

Modifier and Type	Field and Description
protected int	_p
private int	begin
protected byte[]	bytes
protected int	c
protected org.jcodings.Encoding	enc
private int	end
private int	INT_SIGN_BIT
private int	lastFetched
protected int	p
protected int	stop

Fields inherited from class org.jcodings.IntHolder

value

Fields inherited from interface org.joni.exception.ErrorMessages

ERR_CHAR_CLASS_VALUE_AT_END_OF_RANGE, ERR_CHAR_CLASS_VALUE_AT_START_OF_RANGE, ERR_CONTROL_CODE_SYNTAX, ERR_DEFAULT_ENCODING_IS_NOT_SETTED, ERR_EMPTY_CHAR_CLASS, ERR_EMPTY_GROUP_NAME, ERR_EMPTY_RANGE_IN_CHAR_CLASS, ERR_END_PATTERN_AT_CONTROL, ERR_END_PATTERN_AT_ESCAPE, ERR_END_PATTERN_AT_LEFT_BRACE, ERR_END_PATTERN_AT_LEFT_BRACKET, ERR_END_PATTERN_AT_META, ERR_END_PATTERN_IN_GROUP, ERR_END_PATTERN_WITH_UNMATCHED_PARENTHESIS, ERR_GROUP_NUMBER_OVER_FOR_CAPTURE_HISTORY, ERR_INVALID_ARGUMENT, ERR_INVALID_BACKREF, ERR_INVALID_CHAR_IN_GROUP_NAME, ERR_INVALID_COMBINATION_OF_OPTIONS, ERR_INVALID_GROUP_NAME, ERR_INVALID_LOOK_BEHIND_PATTERN, ERR_INVALID_POSIX_BRACKET_TYPE, ERR_INVALID_REPEAT_RANGE_PATTERN, ERR_INVALID_WIDE_CHAR_VALUE, ERR_MATCH_STACK_LIMIT_OVER, ERR_MEMORY, ERR_META_CODE_SYNTAX, ERR_MISMATCH_CODE_LENGTH_IN_CLASS_RANGE, ERR_MULTIPLEX_DEFINED_NAME, ERR_MULTIPLEX_DEFINITION_NAME_CALL, ERR_NESTED_REPEAT_NOT_ALLOWED, ERR_NESTED_REPEAT_OPERATOR, ERR_NEVER_ENDING_RECURSION, ERR_NOT_SUPPORTED_ENCODING_COMBINATION, ERR_NUMBERED_BACKREF_OR_CALL_NOT_ALLOWED, ERR_OVER_THREAD_PASS_LIMIT_COUNT, ERR_PARSER_BUG, ERR_PREMATURE_END_OF_CHAR_CLASS, ERR_SPECIFIED_ENCODING_CANT_CONVERT_TO_WIDE_CHAR, ERR_STACK_BUG, ERR_TARGET_OF_REPEAT_OPERATOR_INVALID, ERR_TARGET_OF_REPEAT_OPERATOR_NOT_SPECIFIED, ERR_TOO_BIG_BACKREF_NUMBER, ERR_TOO_BIG_NUMBER, ERR_TOO_BIG_NUMBER_FOR_REPEAT_RANGE, ERR_TOO_BIG_SB_CHAR_VALUE, ERR_TOO_MANY_MULTI_BYTE_RANGES, ERR_TOO_SHORT_MULTI_BYTE_STRING, ERR_TYPE_BUG, ERR_UNDEFINED_BYTECODE, ERR_UNDEFINED_GROUP_OPTION, ERR_UNDEFINED_GROUP_REFERENCE, ERR_UNDEFINED_NAME_REFERENCE, ERR_UNEXPECTED_BYTECODE, ERR_UNMATCHED_CLOSE_PARENTHESIS, ERR_UNMATCHED_RANGE_SPECIFIER_IN_CHAR_CLASS, ERR_UPPER_SMALLER_THAN_LOWER_IN_REPEAT_RANGE, MISMATCH, NO_SUPPORT_CONFIG

Fields inherited from interface org.jcodings.exception.ErrorMessages

ERR_COULD_NOT_REPLICATE, ERR_ENCODING_ALIAS_ALREADY_REGISTERED, ERR_ENCODING_ALREADY_REGISTERED, ERR_ENCODING_CLASS_DEF_NOT_FOUND, ERR_ENCODING_LOAD_ERROR, ERR_ENCODING_REPLICA_ALREADY_REGISTERED, ERR_ILLEGAL_CHARACTER, ERR_INVALID_CHAR_PROPERTY_NAME, ERR_INVALID_CODE_POINT_VALUE, ERR_NO_SUCH_ENCODNG, ERR_TOO_BIG_WIDE_CHAR_VALUE, ERR_TOO_LONG_WIDE_CHAR_VALUE, ERR_TRANSCODER_ALREADY_REGISTERED, ERR_TRANSCODER_CLASS_DEF_NOT_FOUND, ERR_TRANSCODER_LOAD_ERROR

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ScannerSupport(org.jcodings.Encoding enc, byte[] bytes, int p, int end)

Method Summary

Modifier and Type	Method and Description
protected void	fetch()
protected int	fetchTo()
protected int	getBegin()
protected int	getEnd()
protected void	inc()
protected boolean	left()
protected void	mark()
protected void	newInternalException(String message)
protected void	newSyntaxException(String message)
protected void	newValueException(String message)
protected void	newValueException(String message, int p, int end)
protected void	newValueException(String message, String str)
protected int	peek()
protected boolean	peekIs(int c)
protected void	reset()
protected void	restore()
protected int	scanUnsignedHexadecimalNumber(int maxLength)
protected int	scanUnsignedNumber()
protected int	scanUnsignedOctalNumber(int maxLength)
protected void	unfetch()

Methods inherited from class java.lang.Object

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

Field Detail

enc

protected final org.jcodings.Encoding enc

bytes

protected final byte[] bytes

p

protected int p

stop

protected int stop

lastFetched

private int lastFetched

c

protected int c

begin

private final int begin

end

private final int end

_p

protected int _p

INT_SIGN_BIT

private final int INT_SIGN_BIT

See Also:

Constant Field Values

Constructor Detail

ScannerSupport

protected ScannerSupport(org.jcodings.Encoding enc,
                         byte[] bytes,
                         int p,
                         int end)

Method Detail

getBegin

protected int getBegin()

getEnd

protected int getEnd()

scanUnsignedNumber

protected final int scanUnsignedNumber()

scanUnsignedHexadecimalNumber

protected final int scanUnsignedHexadecimalNumber(int maxLength)

scanUnsignedOctalNumber

protected final int scanUnsignedOctalNumber(int maxLength)

reset

protected final void reset()

mark

protected final void mark()

restore

protected final void restore()

inc

protected final void inc()

fetch

protected final void fetch()

fetchTo

protected int fetchTo()

unfetch

protected final void unfetch()

peek

protected final int peek()

peekIs

protected final boolean peekIs(int c)

left

protected final boolean left()

newSyntaxException

protected void newSyntaxException(String message)

newValueException

protected void newValueException(String message)

newValueException

protected void newValueException(String message,
                                 String str)

newValueException

protected void newValueException(String message,
                                 int p,
                                 int end)

newInternalException

protected void newInternalException(String message)