gec.gctparser
Class Variable

java.lang.Object
  gec.gctparser.Variable

public class Variable
extends java.lang.Object

Container for a variable. Also parses a variable.

Author:

bburch Variables are of the form: variableName : variableType := initialValue ; The initial value is optional.

Field Summary

java.lang.String	initialValue
static int	INPUTVARIABLE
static int	INTERNALVARIABLE
java.lang.String	name
static int	OUTPUTVARIABLE
java.lang.String	type
boolean	valid
int	variableType

Constructor Summary

Variable()
Null constructor.

Method Summary

boolean	parseVariable(java.lang.String token) Parse the variable text a token at a time.
void	setVariableType(int vtype) Set the variable type.
java.lang.String	toString() Format the information about the variable.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

name

public java.lang.String name

type

public java.lang.String type

initialValue

public java.lang.String initialValue

valid

public boolean valid

variableType

public int variableType

INPUTVARIABLE

public static final int INPUTVARIABLE

See Also:

Constant Field Values

OUTPUTVARIABLE

public static final int OUTPUTVARIABLE

See Also:

Constant Field Values

INTERNALVARIABLE

public static final int INTERNALVARIABLE

See Also:

Constant Field Values

Constructor Detail

Variable

public Variable()

Null constructor. Initializes the parser state.

Method Detail

parseVariable

public boolean parseVariable(java.lang.String token)

Parse the variable text a token at a time. Requires keeping a state of the parser between tokens.

Parameters:

token - String - the word to parse

Returns:

boolean - true if variable complete.

setVariableType

public void setVariableType(int vtype)

Set the variable type. The calling program knows what type it is.

Parameters:

vtype - int - one of INPUTVARIABLE, OUTPUTVARIABLE, or INTERNALVARIABLE

toString

public java.lang.String toString()

Format the information about the variable. Overrides the default toString.

Overrides:

toString in class java.lang.Object

Returns:

String - the formatted string