private static Attribute getQueryRuleAttribute(QueryRule queryRule, EntityType entityType) {
String queryRuleField = queryRule.getField();
if (queryRuleField == null) {
throw new MolgenisValidationException(
new ConstraintViolation(
format(
"Query rule with operator [%s] is missing required field",
queryRule.getOperator().toString())));
}
Attribute attr = entityType.getAttribute(queryRuleField);
if (attr == null) {
throw new MolgenisValidationException(
new ConstraintViolation(
format(
"Query rule field [%s] refers to unknown attribute in entity type [%s]",
queryRuleField, entityType.getName())));
}
return attr;
}
