Package ptolemy.data.expr

Class MatrixParser

java.lang.Object

ptolemy.data.expr.MatrixParser

All Implemented Interfaces:

MatrixParserConstants, MatrixParserTreeConstants

public class MatrixParser
extends java.lang.Object
implements MatrixParserTreeConstants, MatrixParserConstants

This Class provides a parser for read matrices in matlab format.

Since:

Ptolemy II 1.0

Version:

$Id$

Author:

Bart Kienhuis

Pt.AcceptedRating:

Red (kienhuis)

Pt.ProposedRating:

Red

Field Summary

Fields

Modifier and Type	Field	Description
Token	jj_nt	Next token.
protected JJTMatrixParserState	jjtree
Token	token	Current token.
MatrixParserTokenManager	token_source	Generated Token Manager.

Fields inherited from interface ptolemy.data.expr.MatrixParserConstants

COMMENT, CONSTANT, DEFAULT, DIGIT, EOF, FLOAT, INTEGER, NAME, NATURAL, SIGN, tokenImage

Fields inherited from interface ptolemy.data.expr.MatrixParserTreeConstants

JJTELEMENT, JJTMATRIX, jjtNodeName, JJTROW

Constructor Summary

Constructors

Constructor	Description
MatrixParser(java.io.InputStream stream)	Constructor with InputStream.
MatrixParser(java.io.InputStream stream, java.lang.String encoding)	Constructor with InputStream and supplied encoding
MatrixParser(java.io.Reader stream)	Constructor.
MatrixParser(MatrixParserTokenManager tm)	Constructor with generated Token Manager.

Method Summary

Modifier and Type	Method	Description
void	disable_tracing()	Disable tracing.
double	element()
void	enable_tracing()	Enable tracing.
ParseException	generateParseException()	Generate ParseException.
Token	getNextToken()	Get the next Token.
Token	getToken(int index)	Get the specific Token.
java.util.Vector	matrix()
java.util.Vector	readMatrix()	Read a Matrix from File.
void	ReInit(java.io.InputStream stream)	Reinitialise.
void	ReInit(java.io.InputStream stream, java.lang.String encoding)	Reinitialise.
void	ReInit(java.io.Reader stream)	Reinitialise.
void	ReInit(MatrixParserTokenManager tm)	Reinitialise.
java.util.Vector	row()

Methods inherited from class java.lang.Object

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

Field Detail

jjtree

protected JJTMatrixParserState jjtree

token_source

public MatrixParserTokenManager token_source

Generated Token Manager.

token

public Token token

Current token.

jj_nt

public Token jj_nt

Next token.

Constructor Detail

MatrixParser

public MatrixParser(java.io.InputStream stream)

Constructor with InputStream.

MatrixParser

public MatrixParser(java.io.InputStream stream,
                    java.lang.String encoding)

Constructor with InputStream and supplied encoding

MatrixParser

public MatrixParser(java.io.Reader stream)

Constructor.

MatrixParser

public MatrixParser(MatrixParserTokenManager tm)

Constructor with generated Token Manager.

Method Detail

readMatrix

public java.util.Vector readMatrix()
                            throws IllegalActionException

Read a Matrix from File.

Returns:

A Vector containing the contents of the file.

Throws:

IllegalActionException - If an error occurs during parsing.

matrix

public final java.util.Vector matrix()
                              throws ParseException

Throws:

ParseException

row

public final java.util.Vector row()
                           throws ParseException

Throws:

ParseException

element

public final double element()
                     throws ParseException

Throws:

ParseException

ReInit

public void ReInit(java.io.InputStream stream)

Reinitialise.

ReInit

public void ReInit(java.io.InputStream stream,
                   java.lang.String encoding)

Reinitialise.

ReInit

public void ReInit(java.io.Reader stream)

Reinitialise.

ReInit

public void ReInit(MatrixParserTokenManager tm)

Reinitialise.

getNextToken

public final Token getNextToken()

Get the next Token.

getToken

public final Token getToken(int index)

Get the specific Token.

generateParseException

public ParseException generateParseException()

Generate ParseException.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.