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

All Superinterfaces:

IConstraint, INRLAstNode, IPredicate

public interface IBinaryPredicate
extends IPredicate

A binary predicate compares two expressions for the purpose of returning a Boolean result.

Nested Class Summary

static class

IBinaryPredicate.Predicate Available predicates

Field Summary

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

NEWLINE

Method Summary

IExpression	getLeft() Return the left parameter.
IBinaryPredicate.Predicate	getPredicate() Return the predicate, one of the enums defined in this interface.
IExpression	getRight() Return the right parameter.

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

getLeft

IExpression getLeft()

Return the left parameter. Never returns null.

Returns:

the left parameter

getRight

IExpression getRight()

Return the right parameter. Never returns null.

Returns:

the right parameter

getPredicate

IBinaryPredicate.Predicate getPredicate()

Return the predicate, one of the enums defined in this interface.

Returns:

the predicate