Package net.objecthunter.exp4j

Class Expression

java.lang.Object

net.objecthunter.exp4j.Expression

public class Expression
extends Object

Constructor Summary

Constructors

Constructor	Description
Expression(Expression existing)	Creates a new expression that is a copy of the existing one.

Method Summary

Modifier and Type	Method	Description
Expression	clearVariables()
double	evaluate()
Future<Double>	evaluateAsync(ExecutorService executor)
Set<String>	getVariableNames()
Expression	setVariable(String name, double value)
Expression	setVariables(Map<String,Double> variables)
ValidationResult	validate()
ValidationResult	validate(boolean checkVariablesSet)

Methods inherited from class java.lang.Object

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

Constructor Details

Expression

public Expression(Expression existing)

Creates a new expression that is a copy of the existing one.

Parameters:

existing - the expression to copy

Method Details

setVariable

public Expression setVariable(String name,
 double value)

setVariables

public Expression setVariables(Map<String,Double> variables)

clearVariables

public Expression clearVariables()

getVariableNames

public Set<String> getVariableNames()

validate

public ValidationResult validate(boolean checkVariablesSet)

validate

public ValidationResult validate()

evaluateAsync

public Future<Double> evaluateAsync(ExecutorService executor)

evaluate

public double evaluate()