net.sourceforge.plantuml.evalex

Interface Function

All Superinterfaces:

LazyFunction

All Known Implementing Classes:

AbstractFunction, Expression.Function

public interface Function
extends LazyFunction

Base interface which is required for all directly evaluated functions.

Method Summary

Modifier and Type	Method and Description
java.math.BigDecimal	eval(java.util.List<? extends java.lang.Number> parameters) Implementation for this function.

Methods inherited from interface net.sourceforge.plantuml.evalex.LazyFunction

getName, getNumParams, isBooleanFunction, lazyEval, numParamsVaries

Method Detail

eval

java.math.BigDecimal eval(java.util.List<? extends java.lang.Number> parameters)

Implementation for this function.

Parameters:

parameters - Parameters will be passed by the expression evaluator as a List of BigDecimal values.

Returns:

The function must return a new BigDecimal value as a computing result.