org.springframework.rules.constraint.property
Class UniquePropertyValueConstraint

java.lang.Object
  org.springframework.core.closure.support.AlgorithmsAccessor
      org.springframework.rules.constraint.ConstraintsAccessor
          org.springframework.rules.constraint.AbstractConstraint
              org.springframework.rules.constraint.property.UniquePropertyValueConstraint

All Implemented Interfaces:

Serializable, Constraint, PropertyConstraint

public class UniquePropertyValueConstraint
extends AbstractConstraint
implements PropertyConstraint

See Also:

Serialized Form

Constructor Summary

UniquePropertyValueConstraint(String propertyName)

Method Summary

protected MutablePropertyAccessStrategy	createPropertyAccessStrategy(Object o)
String	getPropertyName() Returns the constrained property name.
boolean	isCompoundRule() Does this property constraint effect more than one property?
boolean	isDependentOn(String propertyName) Returns true if this property constraint is dependent on the provided propertyName for test evaluation; that is, it should be retested when propertyName changes.
boolean	test(Object o) Returns true if each domain object in the provided collection has a unique value for the configured property.

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

allTrue, allTrue, anyTrue, anyTrue, findAll, findAll, findFirst, findFirst

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, toString, wait, wait, wait

Constructor Detail

UniquePropertyValueConstraint

public UniquePropertyValueConstraint(String propertyName)

Method Detail

getPropertyName

public String getPropertyName()

Description copied from interface: PropertyConstraint

Returns the constrained property name.

Specified by:

getPropertyName in interface PropertyConstraint

Returns:

The property name

isDependentOn

public boolean isDependentOn(String propertyName)

Description copied from interface: PropertyConstraint

Returns true if this property constraint is dependent on the provided propertyName for test evaluation; that is, it should be retested when propertyName changes.

Specified by:

isDependentOn in interface PropertyConstraint

Returns:

true or false

isCompoundRule

public boolean isCompoundRule()

Description copied from interface: PropertyConstraint

Does this property constraint effect more than one property?

Specified by:

isCompoundRule in interface PropertyConstraint

Returns:

true if yes, false otherwise

test

public boolean test(Object o)

Returns true if each domain object in the provided collection has a unique value for the configured property.

Specified by:

test in interface Constraint

Parameters:

o - the argument value

Returns:

true if the condition was satisfied, false otherwise

createPropertyAccessStrategy

protected MutablePropertyAccessStrategy createPropertyAccessStrategy(Object o)