Base class for all validators.
Take a look at fever.data.validators package to see all
available validator in Fever.
Use ValidationResources for localisation.
static public INVALID:EventTypestatic public VALID:EventTypepublic enabled:Booleanpublic propertypublic required:Booleanpublic sourcepublic function validate(object):ValidationResultEventPerforms validation and optionally notifies the listeners of the result.
A ValidationResultEvent object containing the results of the validation.