@Override
    public int hashCode() {
        int result = componentId != null ? componentId.hashCode() : 0;
        result = 31 * result + (mappings != null ? mappings.hashCode() : 0);
        result = 31 * result + (requestedRange != null ? requestedRange.hashCode() : 0);
        result = 31 * result + (openGroups != null ? openGroups.hashCode() : 0);
        result = 31 * result + (resultStyle != null ? resultStyle.hashCode() : 0);
        result = 31 * result + (fetch != null ? fetch.hashCode() : 0);
        return result;
    }
The fetch type determines if the request actually wants data returned or if it only wants data if the data has
changed since the last request was made.
@return The fetch type.
stroom-legacy/stroom-legacy-model_6_1/src/main/java/stroom/legacy/model_6_1/ResultRequest.java