org.springframework.rules.closure
Interface BinaryConstraint

All Superinterfaces:

Constraint

All Known Implementing Classes:

AbstractBinaryConstraint, ComparisonBinaryPredicate, EqualTo, GreaterThan, GreaterThanEqualTo, LessThan, LessThanEqualTo

public interface BinaryConstraint
extends Constraint

A function object that tests two arguments and returns a single boolean result.

A binary constraint is a function object that tests two arguments against some conditional expression. For example, a "GreaterThan" constraint will return true if the first argument is greater than the second.

Author:

Keith Donald

Method Summary

boolean

test(Object argument1, Object argument2) Test the provided arguments against this predicates conditional expression.

Methods inherited from interface org.springframework.core.closure.Constraint

test

Method Detail

test

boolean test(Object argument1,
             Object argument2)

Test the provided arguments against this predicates conditional expression.

Parameters:

argument1 - the first argument

argument2 - the second argument

Returns:

true if the condition was satisfied, false otherwise