org.jcodings.specific

Class EUCTWEncoding

java.lang.Object

org.jcodings.Encoding

org.jcodings.AbstractEncoding

org.jcodings.MultiByteEncoding

org.jcodings.EucEncoding

org.jcodings.specific.EUCTWEncoding

All Implemented Interfaces:

java.lang.Cloneable

public final class EUCTWEncoding
extends EucEncoding

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String	EUC_TW
(package private) static int[]	EUCTWEncLen
private static int[][]	EUCTWTrans
static EUCTWEncoding	INSTANCE

Fields inherited from class org.jcodings.MultiByteEncoding

A, EncLen, F, Trans, TransZero

Fields inherited from class org.jcodings.AbstractEncoding

EMPTY_FOLD_CODES

Fields inherited from class org.jcodings.Encoding

CHAR_INVALID, charset, hashCode, isAsciiCompatible, isDummy, isFixedWidth, isSingleByte, maxLength, minLength, name, NEW_LINE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	EUCTWEncoding()

Method Summary

Modifier and Type	Method and Description
int	codeToMbc(int code, byte[] bytes, int p) Extracts code point into it's multibyte representation
int	codeToMbcLength(int code) Returns character length given a code point Oniguruma equivalent: code_to_mbclen
int[]	ctypeCodeRange(int ctype, IntHolder sbOut) Returns code range for a given character type Oniguruma equivalent: get_ctype_code_range
java.lang.String	getCharsetName()
boolean	isCodeCType(int code, int ctype) Perform a check whether given code is of given character type (e.g.
protected boolean	isLead(int c)
boolean	isReverseMatchAllowed(byte[] bytes, int p, int end) Returns true if it's safe to use reversal Boyer-Moore search fail fast algorithm Oniguruma equivalent: is_allowed_reverse_match
int	length(byte[] bytes, int p, int end) Returns character length given stream, character position and stream end returns 1 for singlebyte encodings or performs sanity validations for multibyte ones and returns the character length, missing characters in the stream otherwise
int	mbcCaseFold(int flag, byte[] bytes, IntHolder pp, int end, byte[] lower) onigenc_ascii_mbc_case_fold
int	mbcToCode(byte[] bytes, int p, int end) Returns code point for a character Oniguruma equivalent: mbc_to_code

Methods inherited from class org.jcodings.EucEncoding

leftAdjustCharHead

Methods inherited from class org.jcodings.MultiByteEncoding

length, lengthForTwoUptoFour, mb2CodeToMbc, mb2CodeToMbcLength, mb2IsCodeCType, mb4CodeToMbc, mb4CodeToMbcLength, mb4IsCodeCType, mbnMbcCaseFold, mbnMbcToCode, missing, missing, safeLengthForUptoFour, safeLengthForUptoFourGreatedThan127, safeLengthForUptoThree, safeLengthForUptoTwo, strCodeAt, strLength

Methods inherited from class org.jcodings.AbstractEncoding

applyAllCaseFold, asciiApplyAllCaseFold, asciiCaseFoldCodesByString, asciiMbcCaseFold, caseFoldCodesByString, isCodeCTypeInternal, isNewLine, propertyNameToCType

Methods inherited from class org.jcodings.Encoding

asciiToLower, asciiToUpper, digitVal, equals, getCharset, getIndex, getName, hashCode, isAlnum, isAlpha, isAscii, isAscii, isAsciiCompatible, isBlank, isCntrl, isDigit, isDummy, isFixedWidth, isGraph, isLower, isMbcAscii, isMbcCrnl, isMbcHead, isMbcWord, isNewLine, isPrint, isPunct, isSbWord, isSingleByte, isSpace, isUpper, isWord, isWordGraphPrint, isXDigit, load, maxLength, maxLengthDistance, mbcodeStartPosition, minLength, odigitVal, prevCharHead, replicate, rightAdjustCharHead, rightAdjustCharHeadWithPrev, setName, setName, step, stepBack, strByteLengthNull, strLengthNull, strNCmp, toLowerCaseTable, toString, xdigitVal

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

EUC_TW

private static final java.lang.String EUC_TW

See Also:

Constant Field Values

EUCTWEncLen

static final int[] EUCTWEncLen

EUCTWTrans

private static final int[][] EUCTWTrans

INSTANCE

public static final EUCTWEncoding INSTANCE

Constructor Detail

EUCTWEncoding

protected EUCTWEncoding()

Method Detail

getCharsetName

public java.lang.String getCharsetName()

Overrides:

getCharsetName in class Encoding

length

public int length(byte[] bytes,
                  int p,
                  int end)

Description copied from class: Encoding

Returns character length given stream, character position and stream end returns 1 for singlebyte encodings or performs sanity validations for multibyte ones and returns the character length, missing characters in the stream otherwise

Specified by:

length in class Encoding

Returns:

0 Never > 0 Valid character, length returned -1 Illegal/malformed character < -1 (-1 - n) Number of missing bytes for character in p...end range Oniguruma equivalent: mbc_enc_len modified for 1.9 purposes,

mbcToCode

public int mbcToCode(byte[] bytes,
                     int p,
                     int end)

Description copied from class: Encoding

Returns code point for a character Oniguruma equivalent: mbc_to_code

Specified by:

mbcToCode in class Encoding

codeToMbcLength

public int codeToMbcLength(int code)

Description copied from class: Encoding

Returns character length given a code point Oniguruma equivalent: code_to_mbclen

Specified by:

codeToMbcLength in class Encoding

codeToMbc

public int codeToMbc(int code,
                     byte[] bytes,
                     int p)

Description copied from class: Encoding

Extracts code point into it's multibyte representation

Specified by:

codeToMbc in class Encoding

Returns:

character length for the given code point Oniguruma equivalent: code_to_mbc

mbcCaseFold

public int mbcCaseFold(int flag,
                       byte[] bytes,
                       IntHolder pp,
                       int end,
                       byte[] lower)

Description copied from class: AbstractEncoding

onigenc_ascii_mbc_case_fold

Overrides:

mbcCaseFold in class AbstractEncoding

Parameters:

flag - case fold flag

pp - an IntHolder that points at character head

lower - a buffer where to extract case folded character Oniguruma equivalent: mbc_case_fold

isCodeCType

public boolean isCodeCType(int code,
                           int ctype)

Description copied from class: Encoding

Perform a check whether given code is of given character type (e.g. used by isWord(someByte) and similar methods)

Specified by:

isCodeCType in class Encoding

Parameters:

code - a code point of a character

ctype - a character type to check against Oniguruma equivalent: is_code_ctype

ctypeCodeRange

public int[] ctypeCodeRange(int ctype,
                            IntHolder sbOut)

Description copied from class: Encoding

Returns code range for a given character type Oniguruma equivalent: get_ctype_code_range

Specified by:

ctypeCodeRange in class Encoding

isLead

protected boolean isLead(int c)

Specified by:

isLead in class EucEncoding

isReverseMatchAllowed

public boolean isReverseMatchAllowed(byte[] bytes,
                                     int p,
                                     int end)

Description copied from class: Encoding

Returns true if it's safe to use reversal Boyer-Moore search fail fast algorithm Oniguruma equivalent: is_allowed_reverse_match

Specified by:

isReverseMatchAllowed in class Encoding