org.springframework.rules.constraint
Class EqualTo

java.lang.Object
  org.springframework.core.closure.support.AlgorithmsAccessor
      org.springframework.rules.constraint.ConstraintsAccessor
          org.springframework.rules.constraint.AbstractBinaryConstraint
              org.springframework.rules.constraint.ComparisonBinaryPredicate
                  org.springframework.rules.constraint.EqualTo

All Implemented Interfaces:

Constraint, BinaryConstraint

public class EqualTo
extends ComparisonBinaryPredicate

Constraint that tests object equality (not identity.)

Author:

Keith Donald

Field Summary

static EqualTo

INSTANCE

Constructor Summary

EqualTo()

EqualTo(Comparator comparator)

Method Summary

static BinaryConstraint	instance()
static BinaryConstraint	instance(Comparator c)
static void	load(EqualTo instance)
boolean	test(Object argument1, Object argument2) Test if the two arguments are equal.
protected boolean	testCompareResult(int result) Template method for evaluating the compare result.
String	toString()
static Constraint	value(Object value)
static Constraint	value(Object value, Comparator comparator)

Methods inherited from class org.springframework.rules.constraint.ComparisonBinaryPredicate

getComparator

Methods inherited from class org.springframework.rules.constraint.AbstractBinaryConstraint

test

Methods inherited from class org.springframework.rules.constraint.ConstraintsAccessor

all, all, and, any, any, bind, bind, bind, bind, bind, conjunction, disjunction, eq, eq, eq, eq, eq, eqProperty, eqProperty, getConstraints, gt, gt, gt, gt, gt, gt, gt, gte, gte, gte, gte, gte, gte, gte, gteProperty, gteProperty, gtProperty, gtProperty, ifTrue, ifTrueElse, inGroup, inGroup, inGroup, inRange, inRange, inRangeProperties, inRangeProperties, like, like, lt, lt, lt, lt, lt, lt, lt, lte, lte, lte, lte, lte, lte, lte, lteProperty, lteProperty, ltProperty, ltProperty, maxLength, method, minLength, not, not, or, present, present, range, range, range, range, range, range, range, regexp, regexp, required, required, testResultOf, unique, value

Methods inherited from class org.springframework.core.closure.support.AlgorithmsAccessor

allTrue, allTrue, anyTrue, anyTrue, findAll, findAll, findFirst, findFirst, forEach, forEach, getAlgorithms

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

INSTANCE

public static EqualTo INSTANCE

Constructor Detail

EqualTo

public EqualTo()

EqualTo

public EqualTo(Comparator comparator)

Method Detail

instance

public static BinaryConstraint instance()

load

public static void load(EqualTo instance)

instance

public static BinaryConstraint instance(Comparator c)

value

public static Constraint value(Object value)

value

public static Constraint value(Object value,
                               Comparator comparator)

test

public boolean test(Object argument1,
                    Object argument2)

Test if the two arguments are equal.

Specified by:

test in interface BinaryConstraint

Overrides:

test in class ComparisonBinaryPredicate

Parameters:

argument1 - the first argument

argument2 - the second argument

Returns:

true if they are equal, false otherwise

testCompareResult

protected boolean testCompareResult(int result)

Description copied from class: ComparisonBinaryPredicate

Template method for evaluating the compare result.

Specified by:

testCompareResult in class ComparisonBinaryPredicate

Parameters:

result - The compare result

Returns:

true or false

toString

public String toString()

Overrides:

toString in class Object