Examples with RSQLVisitor com.github.rutledgepaulv.qbuilders.visitors.RSQLVisitor used on opensource projects

Example 1 with RSQLVisitor

use of com.github.rutledgepaulv.qbuilders.visitors.RSQLVisitor in project downlords-faf-client by FAForever.

the class SearchController method buildQuery.

/**
 * Builds the query string if possible, returns empty string if not. A query string can not be built if the user
 * selected no or invalid values.
 */
private String buildQuery(SpecificationController initialSpecification, List<LogicalNodeController> queryNodes) {
    QBuilder qBuilder = new QBuilder();
    Optional<Condition> condition = initialSpecification.appendTo(qBuilder);
    if (!condition.isPresent()) {
        return "";
    }
    for (LogicalNodeController queryNode : queryNodes) {
        Optional<Condition> currentCondition = queryNode.appendTo(condition.get());
        if (!currentCondition.isPresent()) {
            break;
        }
        condition = currentCondition;
    }
    return (String) condition.get().query(new RSQLVisitor());
}