Package org.cyclos.impl.utils.validation.validations

Class BasePropertyValidation

java.lang.Object

org.cyclos.impl.utils.validation.validations.BasePropertyValidation

All Implemented Interfaces:

PropertyValidation

Direct Known Subclasses:

BaseLengthValidation, BasePeriodValidation, CharacterEncodingValidation, ChildValidation, ColorValidation, ComparableValidation, ContainedInValidation, DateValidation, EmailValidation, FutureDateValidation, IdentifierValidation, InternetAddressListValidation, InternetAddressValidation, InvalidValidation, LatLongValidation, MaskValueValidation, MaxElementsValidation, MaxWordSizeValidation, MinElementsValidation, MustBeInstanceOfValidation, NegativeNonZeroValidation, NegativeOrZeroValidation, NoneOfValidation, NotContainsValidation, NoUrlValidation, PasswordServiceImpl.CharsetValidation, PastDateValidation, PositiveNonZeroValidation, PositiveOrZeroValidation, RangeValidation, RegexValidation, RequiredValidation, SignalValidation, UniqueValidation, UrlValidation

public abstract class BasePropertyValidation
extends Object
implements PropertyValidation

Base class for PropertyValidations. Receive on the constructor a ValidationError that will be returned when there are errors. Defines the isValid(Object, Object, Object) method that should be implemented in order to check if the given value is valid.

Field Summary

Fields

Modifier and Type	Field	Description
protected ValidationError	error

Constructor Summary

Constructors

Constructor	Description
BasePropertyValidation()	Without specifying a ValidationError, ValidationErrors.invalid() is assumed
BasePropertyValidation(ValidationError error)	Uses the given ValidationError
BasePropertyValidation(MessageKey key)

Method Summary

Modifier and Type	Method	Description
protected ConversionHandler	getConversionHandler()
protected EntityManagerHandler	getEntityManagerHandler()	Returns an EntityManagerHandler which can be used by validations which need database access
protected boolean	handleEmpty()	May be overridden in order to indicate that empty values should be validated
protected abstract boolean	isValid(Object object, Object property, Object value)	Should be implemented to return whether the value is valid.
ValidationError	validate(Object object, Object property, Object value)	Validates a property value

Methods inherited from class java.lang.Object

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

Field Detail

error

protected ValidationError error

Constructor Detail

BasePropertyValidation

public BasePropertyValidation()

Without specifying a ValidationError, ValidationErrors.invalid() is assumed

BasePropertyValidation

public BasePropertyValidation(MessageKey key)

BasePropertyValidation

public BasePropertyValidation(ValidationError error)

Uses the given ValidationError

Method Detail

validate

public final ValidationError validate(Object object,
                                      Object property,
                                      Object value)

Description copied from interface: PropertyValidation

Validates a property value

Specified by:

validate in interface PropertyValidation

Parameters:

object - The object

property - The property name or descriptor

value - The property value

Returns:

An error if there is an error, or null when is valid

getConversionHandler

protected ConversionHandler getConversionHandler()

getEntityManagerHandler

protected EntityManagerHandler getEntityManagerHandler()

Returns an EntityManagerHandler which can be used by validations which need database access

handleEmpty

protected boolean handleEmpty()

May be overridden in order to indicate that empty values should be validated

isValid

protected abstract boolean isValid(Object object,
                                   Object property,
                                   Object value)

Should be implemented to return whether the value is valid. If the value is valid, the validate(Object, Object, Object) method will return null. Otherwise, will return the ValidationError received on the constructor (or a general validation error if none was passed)