public void insertItems(List<Item> items, CompositeItem parent, int index, TermType termType, boolean replacing) {
        evaluation.insertItems(items, parent, index, termType, replacing);
    }
Inserts an item to the query being evaluated in a way consistent with the query type

@param items the items to insert
@param parent the parent of this item, or null to set the root
@param index the index at which to insert this into the parent
@param termType the kind of item to index, this decides the resulting structure
container-search/src/main/java/com/yahoo/prelude/semantics/engine/RuleEvaluation.java