Class UnicodeEscapeStream

java.lang.Object

org.eclipse.rdf4j.query.parser.sparql.ast.JavaCharStream

org.eclipse.rdf4j.query.parser.sparql.ast.UnicodeEscapeStream

All Implemented Interfaces:

CharStream

public class UnicodeEscapeStream
extends JavaCharStream

Field Summary

Fields inherited from class JavaCharStream

bufcolumn, buffer, bufline, bufpos, column, inBuf, inputStream, IO_EXCEPTION, line, maxNextCharInd, nextCharBuf, nextCharInd, prevCharIsCR, prevCharIsLF, staticFlag, tabSize

Modifier and Type	Field	Description
protected int[]	bufcolumn
protected char[]	buffer
protected int[]	bufline
int	bufpos	Position in buffer.
protected int	column
protected int	inBuf
protected Reader	inputStream
static final IOException	IO_EXCEPTION
protected int	line
protected int	maxNextCharInd
protected char[]	nextCharBuf
protected int	nextCharInd
protected boolean	prevCharIsCR
protected boolean	prevCharIsLF
static final boolean	staticFlag	Whether parser is static.
protected int	tabSize

Constructor Summary

Constructors

Constructor	Description
UnicodeEscapeStream(Reader dstream, int tabSize)
UnicodeEscapeStream(String string, int tabSize)

Method Summary

Modifier and Type	Method	Description
char	readChar()	Read a character.

Methods inherited from class JavaCharStream

adjustBeginLineColumn, AdjustBuffSize, backup, BeginToken, Done, ExpandBuff, FillBuff, getBeginColumn, getBeginLine, getColumn, getEndColumn, getEndLine, GetImage, getLine, GetSuffix, getTabSize, getTrackLineColumn, ReadByte, ReInit, ReInit, ReInit, ReInit, ReInit, ReInit, ReInit, ReInit, ReInit, setTabSize, setTrackLineColumn, UpdateLineColumn

Modifier and Type	Method	Description
void	adjustBeginLineColumn(int newLine, int newCol)	Method to adjust line and column numbers for the start of a token.
protected void	AdjustBuffSize()
void	backup(int amount)	Retreat.
char	BeginToken()	Returns the next character that marks the beginning of the next token.
void	Done()	Set buffers back to null when finished.
protected void	ExpandBuff(boolean wrapAround)
protected void	FillBuff()
int	getBeginColumn()	Returns the column number of the first character for current token (being matched after the last call to BeginTOken).
int	getBeginLine()	Returns the line number of the first character for current token (being matched after the last call to BeginTOken).
int	getColumn()	Deprecated.
int	getEndColumn()	Get end column.
int	getEndLine()	Get end line.
String	GetImage()	Returns a string made up of characters from the marked token beginning to the current buffer position.
int	getLine()	Deprecated.
char[]	GetSuffix(int len)	Returns an array of characters that make up the suffix of length 'len' for the currently matched token.
int	getTabSize()
boolean	getTrackLineColumn()
protected char	ReadByte()
void	ReInit(InputStream dstream)	Reinitialise.
void	ReInit(InputStream dstream, int startline, int startcolumn)	Reinitialise.
void	ReInit(InputStream dstream, int startline, int startcolumn, int buffersize)	Reinitialise.
void	ReInit(InputStream dstream, String encoding)	Reinitialise.
void	ReInit(InputStream dstream, String encoding, int startline, int startcolumn)	Reinitialise.
void	ReInit(InputStream dstream, String encoding, int startline, int startcolumn, int buffersize)	Reinitialise.
void	ReInit(Reader dstream)	Reinitialise.
void	ReInit(Reader dstream, int startline, int startcolumn)	Reinitialise.
void	ReInit(Reader dstream, int startline, int startcolumn, int buffersize)	Reinitialise.
void	setTabSize(int i)
void	setTrackLineColumn(boolean trackLineColumn)
protected void	UpdateLineColumn(char c)

Methods inherited from class Object

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

Constructor Details

UnicodeEscapeStream

public UnicodeEscapeStream(String string,
 int tabSize)

UnicodeEscapeStream

public UnicodeEscapeStream(Reader dstream,
 int tabSize)

Method Details

readChar

public char readChar()
              throws IOException

Description copied from class: JavaCharStream

Read a character.

Specified by:

readChar in interface CharStream

Overrides:

readChar in class JavaCharStream

Throws:

IOException