Package com.sun.tools.corba.ee.idl

Class Scanner

java.lang.Object

com.sun.tools.corba.ee.idl.Scanner

class Scanner
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
private int	BOL
private float	corbaLevel
private ScannerData	data
private Stack	dataStack
private boolean	debug
(package private) static final int	Dot
private boolean	emitAll
(package private) boolean	escapedOK
private Vector<String>	keywords
(package private) static final int	None
private Vector<String>	openEndedKeywords
(package private) static final int	Plus
(package private) static final int	Star
private boolean	verbose
private Vector<String>	wildcardKeywords

Constructor Summary

Constructors

Constructor	Description
Scanner(IncludeEntry file, String[] keywords, boolean vbose, boolean emitAllIncludes, float cLevel, boolean debug)

Method Summary

Modifier and Type	Method	Description
private String	appendToString(String string, boolean allowQuote, boolean allowCharLit, boolean allowComment)
private String	blankOutMatch(String string, int start, int length)
(package private) String	currentLine()
(package private) int	currentLineNumber()
(package private) int	currentLinePosition()
(package private) IncludeEntry	fileEntry()
(package private) String	filename()
private int	get3DigitOctalNumber()
private String	getBlockComment()	Extract a block comment from the input buffer.
private Token	getCharacterToken(boolean isWide)
private Token	getDirective()
private Token	getExponent(String string)
private Token	getFraction(String string)
private Token	getFractionNoInteger()
private Token	getHexNumber(String string)
private String	getIdentifier(String string)
private Token	getInteger()
private String	getLineComment()	Extract a line comment from the input buffer.
private int	getNDigitHexNumber(int n)
private Token	getNumber()
private Token	getOctalNumber()
private Token	getString()
(package private) String	getStringToEOL()
(package private) Token	getToken()
(package private) String	getUntil(char c)
(package private) String	getUntil(char c, boolean allowQuote, boolean allowCharLit, boolean allowComment)
(package private) String	getUntil(char c1, char c2)
private String	getWString()	Starting at a quote, reads a string with possible unicode or octal values until an end quote.
private boolean	isHexChar(char hex)
private Token	isItHex()
(package private) String	lastTokenLine()
(package private) int	lastTokenLineNumber()
(package private) int	lastTokenLinePosition()
private boolean	matchesClosedWildKeyword(String string)
private String	matchesOpenWildcard(String string)
(package private) void	readChar()
(package private) void	readFile(IncludeEntry file)
(package private) void	readFile(IncludeEntry file, String filename)
private Token	replaceTrigraph()
(package private) void	scanIncludedFile(IncludeEntry file, String filename, boolean includeIsImport)
(package private) void	scanString(String string)
private Token	singleCharEscapeSequence(boolean isWide)
private void	skipBlockComment()
(package private) void	skipLineComment()
(package private) Token	skipUntil(char c)
(package private) void	skipWhiteSpace()
(package private) void	sortKeywords(String[] keywords)
private void	unread(char ch)
private boolean	wildcardAtEitherEnd(String string)
private boolean	wildcardsInside(String string)

Methods inherited from class java.lang.Object

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

Field Details

Star

static final int Star

See Also:

• Constant Field Values

Plus

static final int Plus

See Also:

• Constant Field Values

Dot

static final int Dot

See Also:

• Constant Field Values

None

static final int None

See Also:

• Constant Field Values

BOL

private int BOL

data

private ScannerData data

dataStack

private Stack dataStack

keywords

private Vector<String> keywords

openEndedKeywords

private Vector<String> openEndedKeywords

wildcardKeywords

private Vector<String> wildcardKeywords

verbose

private boolean verbose

escapedOK

boolean escapedOK

emitAll

private boolean emitAll

corbaLevel

private float corbaLevel

debug

private boolean debug

Constructor Details

Scanner

Scanner(IncludeEntry file,
 String[] keywords,
 boolean vbose,
 boolean emitAllIncludes,
 float cLevel,
 boolean debug)
 throws IOException

Throws:

IOException

Method Details

sortKeywords

void sortKeywords(String[] keywords)

wildcardAtEitherEnd

private boolean wildcardAtEitherEnd(String string)

wildcardsInside

private boolean wildcardsInside(String string)

readFile

void readFile(IncludeEntry file)
       throws IOException

Throws:

IOException

readFile

void readFile(IncludeEntry file,
 String filename)
       throws IOException

Throws:

IOException

getToken

Token getToken()
        throws IOException

Throws:

IOException

scanString

void scanString(String string)

scanIncludedFile

void scanIncludedFile(IncludeEntry file,
 String filename,
 boolean includeIsImport)
               throws IOException

Throws:

IOException

unread

private void unread(char ch)

readChar

void readChar()
       throws IOException

Throws:

IOException

getWString

private String getWString()
                   throws IOException

Starting at a quote, reads a string with possible unicode or octal values until an end quote. Doesn't handle line feeds or comments.

Throws:

IOException

getCharacterToken

private Token getCharacterToken(boolean isWide)
                         throws IOException

Throws:

IOException

singleCharEscapeSequence

private Token singleCharEscapeSequence(boolean isWide)
                                throws IOException

Throws:

IOException

getString

private Token getString()
                 throws IOException

Throws:

IOException

matchesClosedWildKeyword

private boolean matchesClosedWildKeyword(String string)

matchesOpenWildcard

private String matchesOpenWildcard(String string)

blankOutMatch

private String blankOutMatch(String string,
 int start,
 int length)

getIdentifier

private String getIdentifier(String string)

getDirective

private Token getDirective()
                    throws IOException

Throws:

IOException

getNumber

private Token getNumber()
                 throws IOException

Throws:

IOException

getFractionNoInteger

private Token getFractionNoInteger()
                            throws IOException

Throws:

IOException

getFraction

private Token getFraction(String string)
                   throws IOException

Throws:

IOException

getExponent

private Token getExponent(String string)
                   throws IOException

Throws:

IOException

isItHex

private Token isItHex()
               throws IOException

Throws:

IOException

getOctalNumber

private Token getOctalNumber()
                      throws IOException

Throws:

IOException

getHexNumber

private Token getHexNumber(String string)
                    throws IOException

Throws:

IOException

getNDigitHexNumber

private int getNDigitHexNumber(int n)
                        throws IOException

Throws:

IOException

isHexChar

private boolean isHexChar(char hex)

get3DigitOctalNumber

private int get3DigitOctalNumber()
                          throws IOException

Throws:

IOException

getInteger

private Token getInteger()
                  throws IOException

Throws:

IOException

replaceTrigraph

private Token replaceTrigraph()
                       throws IOException

Throws:

IOException

skipWhiteSpace

void skipWhiteSpace()
             throws IOException

Throws:

IOException

skipBlockComment

private void skipBlockComment()
                       throws IOException

Throws:

IOException

skipLineComment

void skipLineComment()
              throws IOException

Throws:

IOException

getLineComment

private String getLineComment()
                       throws IOException

Extract a line comment from the input buffer.

Throws:

IOException

getBlockComment

private String getBlockComment()
                        throws IOException

Extract a block comment from the input buffer.

Throws:

IOException

skipUntil

Token skipUntil(char c)
         throws IOException

Throws:

IOException

getUntil

String getUntil(char c)
         throws IOException

Throws:

IOException

getUntil

String getUntil(char c,
 boolean allowQuote,
 boolean allowCharLit,
 boolean allowComment)
         throws IOException

Throws:

IOException

getUntil

String getUntil(char c1,
 char c2)
         throws IOException

Throws:

IOException

appendToString

private String appendToString(String string,
 boolean allowQuote,
 boolean allowCharLit,
 boolean allowComment)
                       throws IOException

Throws:

IOException

getStringToEOL

String getStringToEOL()
               throws IOException

Throws:

IOException

filename

String filename()

fileEntry

IncludeEntry fileEntry()

currentLineNumber

int currentLineNumber()

lastTokenLineNumber

int lastTokenLineNumber()

currentLine

String currentLine()

lastTokenLine

String lastTokenLine()

currentLinePosition

int currentLinePosition()

lastTokenLinePosition

int lastTokenLinePosition()