info.informatica.data
Interface Validable

All Known Implementing Classes:

DataField, ForeignKeyDataEntity, KeyDataEntity

public interface Validable

Objects implementing this interface can validate its own values. All DataField objects are Validable.

Author:

amengual at informatica dot info

Method Summary

Object	validate(Object value) Validates the value.
Object	validate(Object value, Object helper) Validates the value using the helper helper object.

Method Detail

validate

Object validate(Object value)
                throws DataException

Validates the value.

Parameters:

value - the value to be verified/validated

Returns:

the validated version of the object (usually the unchanged value argument).

Throws:

DataException - TODO

validate

Object validate(Object value,
                Object helper)
                throws DataException

Validates the value using the helper helper object.

Parameters:

value - the value to be verified

helper - a helper object for validation. Also could be used as an indicator of the level of validation to be reached.

Returns:

the validated version of the object (usually the unchanged value argument).

Throws:

DataException - TODO