net.sourceforge.nrl.parser.ast.constraints
Interface IFunctionalExpression

All Superinterfaces:

IConstraint, IExpression, INRLAstNode

public interface IFunctionalExpression
extends IExpression

An expression that uses a function to compute a result.

Abstract syntax reference: FunctionalExpression ::= sumOf ModelReference | numberOf ModelReference (uniqueby ModelReference)?

Nested Class Summary

static class

IFunctionalExpression.Function Available functions

Field Summary

Fields inherited from interface net.sourceforge.nrl.parser.ast.INRLAstNode

NEWLINE

Method Summary

IFunctionalExpression.Function	getFunction() Return the function identifier, one of the constants defined in this interface.
List<IIdentifier>	getParameters() Get the parameters.

Methods inherited from interface net.sourceforge.nrl.parser.ast.constraints.IConstraint

getNRLDataType, setNRLDataType

Methods inherited from interface net.sourceforge.nrl.parser.ast.INRLAstNode

accept, dump, getColumn, getLine, getUserData, setUserData

Method Detail

getFunction

IFunctionalExpression.Function getFunction()

Return the function identifier, one of the constants defined in this interface.

Returns:

the function identifier

getParameters

List<IIdentifier> getParameters()

Get the parameters. The number and position of the parameters depends on the function id, see the documentation of the ID for more details.

Returns:

the parameters, all IIdentifier objects