Package me.yleoft.zAPI.util

Class MathExpressionEvaluator

java.lang.Object

me.yleoft.zAPI.util.MathExpressionEvaluator

public class MathExpressionEvaluator
extends Object

Constructor Summary

Constructors

Constructor	Description
MathExpressionEvaluator()

Method Summary

Modifier and Type	Method	Description
static boolean	containsMathOperators(@NotNull String expression)	Returns true if the expression contains arithmetic operators or math functions.
static double	evaluate(@NotNull String expression)
static @NotNull String	evaluateMathIfNeeded(@NotNull String expression)	Evaluates a string as a math expression if it contains operators, otherwise returns it as-is (as a string).
static double	evaluateNumeric(@NotNull String expression)	Evaluates a string as a number, using the math evaluator if it contains operators.

Methods inherited from class java.lang.Object

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

Constructor Details

MathExpressionEvaluator

public MathExpressionEvaluator()

Method Details

evaluate

public static double evaluate(@NotNull
 @NotNull String expression)
                       throws IllegalArgumentException

Throws:

IllegalArgumentException

evaluateNumeric

public static double evaluateNumeric(@NotNull
 @NotNull String expression)

Evaluates a string as a number, using the math evaluator if it contains operators. Returns 0.0 if the string cannot be parsed.

evaluateMathIfNeeded

@NotNull
public static @NotNull String evaluateMathIfNeeded(@NotNull
 @NotNull String expression)

Evaluates a string as a math expression if it contains operators, otherwise returns it as-is (as a string). Used for equality comparisons.

containsMathOperators

public static boolean containsMathOperators(@NotNull
 @NotNull String expression)

Returns true if the expression contains arithmetic operators or math functions.