// #list-validate
public List<ValidationError> validate() {
List<ValidationError> errors = new ArrayList<ValidationError>();
if (User.byEmail(email) != null) {
errors.add(new ValidationError("email", "This e-mail is already registered."));
}
return errors.isEmpty() ? null : errors;
}
public Object run(Connection connection, Object argument) throws Throwable {
String[] vals = (String[]) argument;
List<Integer> keys = new ArrayList<Integer>();
for (String val : vals) {
Integer key =
connection
.createQuery(
"insert into testRunInsideTransactionWithResultTable(value) values(:val)",
"runnerWithResultTester")
.addParameter("val", val)
.executeUpdate()
.getKey(Integer.class);
keys.add(key);
}
return keys;
}
private static <T> List<T> join(List<? extends T> list, T element) {
List<T> result = new ArrayList<T>(list.size() + 1);
result.addAll(list);
result.add(element);
return result;
}
