org.apache.openjpa.validation
Class AbstractValidator

java.lang.Object
  org.apache.openjpa.validation.AbstractValidator

All Implemented Interfaces:

Validator

Direct Known Subclasses:

ValidatorImpl

public abstract class AbstractValidator
extends Object
implements Validator

Abstract validation class which provides base validation methods.

Constructor Summary

AbstractValidator()

Method Summary

abstract <T> ValidationException	validate(T arg0, int event) Validates a given instance
abstract <T> ValidationException	validateProperty(T arg0, String property, int event) Validates a property of a given instance
abstract <T> ValidationException	validateValue(Class<T> arg0, String arg1, Object arg2, int event) Validates a value based upon the constraints applied to a given class attribute.
<T> boolean	validating(T arg0, int event) Method for determining whether validation is active for the given type and event.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractValidator

public AbstractValidator()

Method Detail

validate

public abstract <T> ValidationException validate(T arg0,
                                                 int event)

Description copied from interface: Validator

Validates a given instance

Specified by:

validate in interface Validator

Type Parameters:

T - The instance to validate

Parameters:

arg0 - The class, of type T to validate

event - The event id

Returns:

ValidationException if the validator produces one or more constraint violations.

validateProperty

public abstract <T> ValidationException validateProperty(T arg0,
                                                         String property,
                                                         int event)

Description copied from interface: Validator

Validates a property of a given instance

Specified by:

validateProperty in interface Validator

Type Parameters:

T - The instance to validate

Parameters:

arg0 - The class, of type T to validate

property - The property to validate

event - The event id

Returns:

ValidationException if the validator produces one or more constraint violations.

validateValue

public abstract <T> ValidationException validateValue(Class<T> arg0,
                                                      String arg1,
                                                      Object arg2,
                                                      int event)

Description copied from interface: Validator

Validates a value based upon the constraints applied to a given class attribute.

Specified by:

validateValue in interface Validator

Type Parameters:

T - The instance type to base validation upon

Parameters:

arg0 - The class of type T to validate

arg1 - The property to validate

arg2 - The property value to validate

event - The event id

Returns:

ValidationException if the validator produces one or more constraint violations.

validating

public <T> boolean validating(T arg0,
                              int event)

Description copied from interface: Validator

Method for determining whether validation is active for the given type and event.

Specified by:

validating in interface Validator

Parameters:

arg0 - Type being validated

event - event type

Returns:

true if validation is active for the specified event