modhelxs.mocs.tfsm.parser
Class Expression

java.lang.Object
  modhelxs.mocs.tfsm.parser.Expression

Direct Known Subclasses:

BinaryOperator, OperatorDelay, OperatorNot, Variable

public abstract class Expression
extends java.lang.Object

Represents boolean expressions.

Field Summary

(package private) boolean

isValid

Constructor Summary

Expression()

Method Summary

abstract Value	eval(java.util.Map<java.lang.String,Value> in)
static java.lang.String	getDelayGard(java.lang.String gard)
java.lang.String	getName()
boolean	getValid()
private static boolean	hasOnlyWhiteSpace(java.lang.String s)
private static boolean	isWhiteSpace(char c)
static boolean	parse(java.lang.String s, java.util.List<java.lang.String> listOfEvents)
private static int	precedence(char op)
private static boolean	pushOperator(java.util.Stack<Expression> output, char op, java.util.List<java.lang.String> listOfEvents)
private static void	pushVariable(java.util.Stack<Expression> output, java.lang.String var)
void	setValid(boolean reponse)

Methods inherited from class java.lang.Object

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

Field Detail

isValid

boolean isValid

Constructor Detail

Expression

public Expression()

Method Detail

eval

public abstract Value eval(java.util.Map<java.lang.String,Value> in)
                    throws EvaluationException

Throws:

EvaluationException

precedence

private static int precedence(char op)

pushVariable

private static void pushVariable(java.util.Stack<Expression> output,
                                 java.lang.String var)

pushOperator

private static boolean pushOperator(java.util.Stack<Expression> output,
                                    char op,
                                    java.util.List<java.lang.String> listOfEvents)
                             throws java.text.ParseException

Throws:

java.text.ParseException

isWhiteSpace

private static boolean isWhiteSpace(char c)

hasOnlyWhiteSpace

private static boolean hasOnlyWhiteSpace(java.lang.String s)

parse

public static boolean parse(java.lang.String s,
                            java.util.List<java.lang.String> listOfEvents)
                     throws java.text.ParseException

Throws:

java.text.ParseException

setValid

public void setValid(boolean reponse)

getName

public java.lang.String getName()

getValid

public boolean getValid()

getDelayGard

public static java.lang.String getDelayGard(java.lang.String gard)