gov.nist.javax.sip.parser.chars

Class Lexer

java.lang.Object

gov.nist.javax.sip.parser.chars.StringTokenizer

gov.nist.javax.sip.parser.chars.LexerCore

gov.nist.javax.sip.parser.chars.Lexer

public class Lexer
extends LexerCore

Lexer class for the parser.

Version:

1.2

Author:

M. Ranganathan

Field Summary

Fields inherited from class gov.nist.javax.sip.parser.chars.LexerCore

ALPHA, ALPHA_VALID_CHARS, ALPHADIGIT_VALID_CHARS, AND, AT, BACK_QUOTE, BACKSLASH, BAR, COLON, currentLexer, currentLexerName, currentMatch, DIGIT, DIGIT_VALID_CHARS, DOLLAR, DOT, DOUBLEQUOTE, END, EQUALS, EXCLAMATION, globalSymbolTable, GREATER_THAN, HAT, HT, ID, L_CURLY, L_SQUARE_BRACKET, LESS_THAN, lexerTables, LPAREN, MINUS, NULL, PERCENT, PLUS, POUND, QUESTION, QUOTE, R_CURLY, R_SQUARE_BRACKET, RPAREN, SAFE, SEMICOLON, SLASH, SP, STAR, START, TILDE, UNDERSCORE, WHITESPACE

Fields inherited from class gov.nist.javax.sip.parser.chars.StringTokenizer

buffer, bufferLen, ptr, savedPtr

Constructor Summary

Constructors

Constructor and Description
Lexer(String lexerName, char[] buffer)

Method Summary

Methods

Modifier and Type	Method and Description
static String	getHeaderName(char[] line) get the header name of the line
static String	getHeaderValue(char[] line) get the header value of the line
static int	indexOf(char[] buffer, char charToCompare)
void	selectLexer(String lexerName)

Methods inherited from class gov.nist.javax.sip.parser.chars.LexerCore

addKeyword, byteStringNoComma, byteStringNoSemicolon, byteStringNoSlash, charAsString, charAsString, comment, consumeValidChars, createParseException, getBuffer, getNextId, getNextToken, getPtr, getRest, getString, getSubBuffer, isTokenChar, lookupToken, markInputPosition, match, number, peekNextId, peekNextToken, peekNextToken, quotedString, rewindInputPosition, SPorHT, startsId, startsSafeToken, ttoken, ttokenSafe

Methods inherited from class gov.nist.javax.sip.parser.chars.StringTokenizer

consume, consume, getLine, getLines, getNextChar, getNextToken, getSDPFieldName, hasMoreChars, isAlpha, isAlphaDigit, isDigit, isHexDigit, lookAhead, lookAhead, peekLine

Methods inherited from class java.lang.Object

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

Constructor Detail

Lexer

public Lexer(String lexerName,
     char[] buffer)

Method Detail

getHeaderName

public static String getHeaderName(char[] line)

get the header name of the line

Returns:

the header name (stuff before the :) bug fix submitted by zvali@dev.java.net

indexOf

public static int indexOf(char[] buffer,
          char charToCompare)

getHeaderValue

public static String getHeaderValue(char[] line)

get the header value of the line

Returns:

String

selectLexer

public void selectLexer(String lexerName)

Overrides:

selectLexer in class LexerCore