gudusoft.gsqlparser

Class TCustomLexer

Object

gudusoft.gsqlparser.TCustomLexer

Direct Known Subclasses:

TLexerAnsi, TLexerDb2, TLexerMssql

public class TCustomLexer
extends Object

Base lexer of all databases.

Field Summary

Fields

Modifier and Type	Field and Description
static int	bconst
static int	COLUMN0_COUNT
static int	COLUMN1_FIRST_X
static int	COLUMN2_FIRST_Y
static int	COLUMN3_LAST_X
static int	COLUMN4_LAST_Y
static int	COLUMN5_FIRST_POS
static int	COLUMN6_LAST_POS
String	defaultDelimiterStr
char	delimiterchar
String	dolqstart
boolean	insideSingleQuoteStr
static int	keyword_type_column
static int	keyword_type_identifier
static int	keyword_type_keyword
static int	keyword_type_reserved
static int	MAX_TOKEN_COLUMN_SIZE
static int	MAX_TOKEN_SIZE
boolean	stringLiteralStartWithUnicodeSingleQuote
String	tmpDelimiter
long[][]	TOKEN_TABLE
static int	UNICODE_ENCODE_ID
static int	xconst
BufferedReader	yyinput

Constructor Summary

Constructors

Constructor and Description
TCustomLexer()

Method Summary

Modifier and Type	Method and Description
static EKeywordType	getKeywordType(String keyword, HashMap<String,Integer> keywordValueList, HashMap<Integer,Integer> keywordTypeList) Deprecated. , please use keywordChecker.isKeyword() instead. because there are so many non-reserved keywords in some databases, it's not suitable to put those non-reserved keywords in lexer and parser.
int	getkeywordvalue(String keyword)
String	getSqlCharset()
String	getStringByCode(int tokenCode)
boolean	isAtBeginOfLine()
int	iskeyword(String str)
void	reset()
void	resetTokenTable()
void	setSqlCharset(String sqlCharset)
void	setTokenTableValue(TSourceToken token)

Methods inherited from class Object

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

Field Detail

MAX_TOKEN_SIZE

public static int MAX_TOKEN_SIZE

MAX_TOKEN_COLUMN_SIZE

public static int MAX_TOKEN_COLUMN_SIZE

COLUMN0_COUNT

public static int COLUMN0_COUNT

COLUMN1_FIRST_X

public static int COLUMN1_FIRST_X

COLUMN2_FIRST_Y

public static int COLUMN2_FIRST_Y

COLUMN3_LAST_X

public static int COLUMN3_LAST_X

COLUMN4_LAST_Y

public static int COLUMN4_LAST_Y

COLUMN5_FIRST_POS

public static int COLUMN5_FIRST_POS

COLUMN6_LAST_POS

public static int COLUMN6_LAST_POS

TOKEN_TABLE

public long[][] TOKEN_TABLE

yyinput

public BufferedReader yyinput

dolqstart

public String dolqstart

keyword_type_reserved

public static int keyword_type_reserved

keyword_type_keyword

public static int keyword_type_keyword

keyword_type_identifier

public static int keyword_type_identifier

keyword_type_column

public static int keyword_type_column

delimiterchar

public char delimiterchar

defaultDelimiterStr

public String defaultDelimiterStr

tmpDelimiter

public String tmpDelimiter

bconst

public static final int bconst

See Also:

Constant Field Values

xconst

public static final int xconst

See Also:

Constant Field Values

UNICODE_ENCODE_ID

public static final int UNICODE_ENCODE_ID

See Also:

Constant Field Values

insideSingleQuoteStr

public boolean insideSingleQuoteStr

stringLiteralStartWithUnicodeSingleQuote

public boolean stringLiteralStartWithUnicodeSingleQuote

Constructor Detail

TCustomLexer

public TCustomLexer()

Method Detail

resetTokenTable

public void resetTokenTable()

setTokenTableValue

public void setTokenTableValue(TSourceToken token)

setSqlCharset

public void setSqlCharset(String sqlCharset)

getSqlCharset

public String getSqlCharset()

iskeyword

public int iskeyword(String str)

isAtBeginOfLine

public boolean isAtBeginOfLine()

getStringByCode

public String getStringByCode(int tokenCode)

getkeywordvalue

public int getkeywordvalue(String keyword)

getKeywordType

public static EKeywordType getKeywordType(String keyword,
                                          HashMap<String,Integer> keywordValueList,
                                          HashMap<Integer,Integer> keywordTypeList)

Deprecated. , please use keywordChecker.isKeyword() instead. because there are so many non-reserved keywords in some databases, it's not suitable to put those non-reserved keywords in lexer and parser.

Parameters:

keyword -

keywordValueList -

keywordTypeList -

Returns:

reset

public void reset()