Interface IExpression<V extends IValue>

All Superinterfaces:

IVariable<V>, IVariableInvalidateListener

All Known Implementing Classes:

LazyExpression

public interface IExpression<V extends IValue>
extends IVariable<V>

Generic expression that can evaluate expressions with variables to a value.

Method Summary

Modifier and Type	Method	Description
IValue	evaluate()
boolean	hasErrored()

Methods inherited from interface IVariable

addInvalidationListener, getType, getValue, removeInvalidationListener

Methods inherited from interface IVariableInvalidateListener

invalidate

Method Details

evaluate

IValue evaluate()
         throws EvaluationException

Returns:

The current evaluation result of the input variables.

Throws:

EvaluationException - When something went wrong while evaluating.

hasErrored

boolean hasErrored()

Returns:

If this expression last evaluation resulted in an error.