hollow/src/main/java/com/netflix/hollow/api/codegen/HollowAPIGenerator.java
protected static boolean hasCollectionsInDataSet(HollowDataset dataset) {
        for(HollowSchema schema : dataset.getSchemas()) {
            if ((schema instanceof HollowListSchema) ||
                    (schema instanceof HollowSetSchema) ||
                    (schema instanceof HollowMapSchema)) {
                return true;
            }
        }
        return false;
    }
protected static boolean hasCollectionsInDataSet(HollowDataset dataset) {
        for(HollowSchema schema : dataset.getSchemas()) {
            if ((schema instanceof HollowListSchema) ||
                    (schema instanceof HollowSetSchema) ||
                    (schema instanceof HollowMapSchema)) {
                return true;
            }
        }
        return false;
    }
Determines whether DataSet contains any collections schema
@param dataset the data set
@return {@code true} if the data set contains any collections schema