visad.formula
Class Postfix

java.lang.Object
  visad.formula.Postfix

class Postfix

extends Object

represents a formula in postfix notation.

Field Summary

(package private) static int	BINARY code for binary operator
(package private) int[]	codes postfix codes representing token types
(package private) static int	FUNC code for function name
(package private) static int	FUNCCONST code for constant that represents number of function arguments
(package private) static int	OTHER code for variable, constant, or other
(package private) String[]	tokens postfix tokens
(package private) static int	UNARY code for unary operator

Constructor Summary

(package private)

Postfix(String formula, FormulaManager fm) construct a Postfix object by converting infix formula

Methods inherited from class java.lang.Object

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

Field Detail

BINARY

static final int BINARY

code for binary operator

See Also:

Constant Field Values

UNARY

static final int UNARY

code for unary operator

See Also:

Constant Field Values

FUNC

static final int FUNC

code for function name

See Also:

Constant Field Values

FUNCCONST

static final int FUNCCONST

code for constant that represents number of function arguments

See Also:

Constant Field Values

OTHER

static final int OTHER

code for variable, constant, or other

See Also:

Constant Field Values

tokens

String[] tokens

postfix tokens

codes

int[] codes

postfix codes representing token types

Constructor Detail

Postfix

Postfix(String formula,
        FormulaManager fm)
  throws FormulaException

construct a Postfix object by converting infix formula