} else if (ex instanceof ConstraintViolationException) {
return new ConstraintViolationException(ex.getMessage());
} else if (ex instanceof InvalidItemStateException) {
return new InvalidItemStateException(ex.getMessage());
} else if (ex instanceof InvalidQueryException) {
return new InvalidQueryException(ex.getMessage());
} else if (ex instanceof InvalidSerializedDataException) {
return new InvalidSerializedDataException(ex.getMessage());
} else if (ex instanceof ItemExistsException) {
return new ItemExistsException(ex.getMessage());
} else if (ex instanceof ItemNotFoundException) {