Package org.lemsml.jlems.core.expression

Class Parser

java.lang.Object

org.lemsml.jlems.core.expression.Parser

public class Parser
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	ABS
static java.lang.String	CEIL
static java.lang.String	COS
static java.lang.String	COSH
static java.lang.String	EXP
static java.lang.String	FACTORIAL
(package private) java.util.HashSet<java.lang.String>	funcHS
static java.lang.String	LN
static java.lang.String	LOG
(package private) static java.util.HashSet<java.lang.String>	numberHS
(package private) static java.util.HashMap<java.lang.String,AbstractOperatorNode>	opHM
static java.lang.String	PRODUCT
static java.lang.String	RANDOM
(package private) static java.lang.String[]	sf
static java.lang.String	SIN
static java.lang.String	SINH
(package private) java.lang.String	snum
static java.lang.String	SQRT
(package private) static java.util.HashSet<java.lang.String>	stdFuncs
static java.lang.String	STEP
static java.lang.String	SUM
static java.lang.String	TAN
static java.lang.String	TANH
(package private) boolean	verbose

Constructor Summary

Constructors

Constructor	Description
Parser()
Parser(java.util.HashSet<java.lang.String> fhs)

Method Summary

Modifier and Type	Method	Description
(package private) static void	addOperator(AbstractOperatorNode op)
java.lang.String	disambiguate(java.lang.String e)
private java.lang.String	mapEs(java.lang.String frm, java.lang.String to, java.lang.String str)
ParseTree	parse(java.lang.String ea)
ParseTree	parseCondition(java.lang.String e)
ParseTree	parseExpression(java.lang.String e)
java.lang.String	reambiguate(java.lang.String e)
private java.lang.String	replaceAll(java.lang.String src, java.lang.String so, java.lang.String sn)
void	setVerbose()
java.util.ArrayList<Node>	tokenize(java.lang.String e)

Methods inherited from class java.lang.Object

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

Field Detail

SIN

public static final java.lang.String SIN

See Also:

Constant Field Values

COS

public static final java.lang.String COS

See Also:

Constant Field Values

TAN

public static final java.lang.String TAN

See Also:

Constant Field Values

SINH

public static final java.lang.String SINH

See Also:

Constant Field Values

COSH

public static final java.lang.String COSH

See Also:

Constant Field Values

TANH

public static final java.lang.String TANH

See Also:

Constant Field Values

EXP

public static final java.lang.String EXP

See Also:

Constant Field Values

SQRT

public static final java.lang.String SQRT

See Also:

Constant Field Values

CEIL

public static final java.lang.String CEIL

See Also:

Constant Field Values

SUM

public static final java.lang.String SUM

See Also:

Constant Field Values

PRODUCT

public static final java.lang.String PRODUCT

See Also:

Constant Field Values

LN

public static final java.lang.String LN

See Also:

Constant Field Values

LOG

public static final java.lang.String LOG

See Also:

Constant Field Values

RANDOM

public static final java.lang.String RANDOM

See Also:

Constant Field Values

FACTORIAL

public static final java.lang.String FACTORIAL

See Also:

Constant Field Values

ABS

public static final java.lang.String ABS

See Also:

Constant Field Values

STEP

public static final java.lang.String STEP

See Also:

Constant Field Values

sf

static java.lang.String[] sf

stdFuncs

static java.util.HashSet<java.lang.String> stdFuncs

opHM

static java.util.HashMap<java.lang.String,AbstractOperatorNode> opHM

numberHS

static java.util.HashSet<java.lang.String> numberHS

snum

java.lang.String snum

funcHS

java.util.HashSet<java.lang.String> funcHS

verbose

boolean verbose

Constructor Detail

Parser

public Parser()

Parser

public Parser(java.util.HashSet<java.lang.String> fhs)

Method Detail

addOperator

static void addOperator(AbstractOperatorNode op)

setVerbose

public void setVerbose()

parseCondition

public ParseTree parseCondition(java.lang.String e)
                         throws ParseError

Throws:

ParseError

parseExpression

public ParseTree parseExpression(java.lang.String e)
                          throws ParseError

Throws:

ParseError

parse

public ParseTree parse(java.lang.String ea)
                throws ParseError

Throws:

ParseError

tokenize

public java.util.ArrayList<Node> tokenize(java.lang.String e)

disambiguate

public java.lang.String disambiguate(java.lang.String e)

mapEs

private java.lang.String mapEs(java.lang.String frm,
                               java.lang.String to,
                               java.lang.String str)

reambiguate

public java.lang.String reambiguate(java.lang.String e)

replaceAll

private java.lang.String replaceAll(java.lang.String src,
                                    java.lang.String so,
                                    java.lang.String sn)