jaxp validation HashMap xml validation Schema xml validation Validator xml validation ValidatorHandler abstractxmlschema schema xsgrammarpoolcontainer hashmap ffeatures abstractxmlschema ffeatures hashmap validator newvalidator validatorimpl validatorhandler newvalidatorhandler validatorhandlerimpl getfeature featureid ffeatures.get featureid setfeature featureid ffeatures.put featureid boolean.true boolean.false