finalSymbols.put(FIELD_SYMBOL, field);
finalSymbols.put(FORM_SYMBOL, form);
finalSymbols.put(VALIDATOR_SYMBOL, this);
Resource location = new ClasspathResource(new DefaultClassResolver(), scriptPath);
IScript script = _scriptSource.getScript(location);
// If there's an error, report it against the field (this validator object doesn't
// have a location).