How to use

setNullable

method

in

org.eclipse.persistence.internal.descriptors.QueryArgument

public Object getAttributeValueFromObject(Object object) {
  DatabaseQuery query = (DatabaseQuery)object;
  List<String> arguments = query.getArguments();
  List<String> types = query.getArgumentTypeNames();
  List<Object> values = query.getArgumentValues();
  Vector queryArguments = new Vector(arguments.size());
  for (int index = 0; index < arguments.size(); index++) {
    QueryArgument queryArgument = new QueryArgument();
    queryArgument.setKey(arguments.get(index));
    if (!types.isEmpty()) {
      queryArgument.setTypeName(types.get(index));
    }
    if (!values.isEmpty()) {
      queryArgument.setValue(values.get(index));
    }
    if (query.hasNullableArguments()
        && query.getNullableArguments().contains(new DatabaseField((String)queryArgument.getKey()))) {
      queryArgument.setNullable(true);
    }
    queryArguments.add(queryArgument);
  }
  return queryArguments;
}

@Override
public Object getAttributeValueFromObject(Object object) {
  DatabaseQuery query = (DatabaseQuery)object;
  List<String> arguments = query.getArguments();
  List<String> types = query.getArgumentTypeNames();
  List<Object> values = query.getArgumentValues();
  Vector queryArguments = new Vector(arguments.size());
  for (int index = 0; index < arguments.size(); index++) {
    QueryArgument queryArgument = new QueryArgument();
    queryArgument.setKey(arguments.get(index));
    if (!types.isEmpty()) {
      queryArgument.setTypeName(types.get(index));
    }
    if (!values.isEmpty()) {
      queryArgument.setValue(values.get(index));
    }
    if (query.hasNullableArguments()
        && query.getNullableArguments().contains(new DatabaseField((String)queryArgument.getKey()))) {
      queryArgument.setNullable(true);
    }
    queryArguments.add(queryArgument);
  }
  return queryArguments;
}