public QueryNode process(QueryNode queryTree) throws QueryNodeException {Operator op = getQueryConfigHandler().get(ConfigurationKeys.DEFAULT_OPERATOR);if (op == null) {throw new IllegalArgumentException("StandardQueryConfigHandler.ConfigurationKeys.DEFAULT_OPERATOR should be set on the QueryConfigHandler");}this.usingAnd = StandardQueryConfigHandler.Operator.AND == op;return processIteration(queryTree);}

public virtual IQueryNode Process(IQueryNode queryTree){Operator? op = GetQueryConfigHandler().Get(ConfigurationKeys.DEFAULT_OPERATOR);if (op == null){throw new ArgumentException("StandardQueryConfigHandler.ConfigurationKeys.DEFAULT_OPERATOR should be set on the QueryConfigHandler");}this.usingAnd = Operator.AND == op;return ProcessIteration(queryTree);}
