public T loadOne(int rowIndex, Map<String, SortMeta> sortBy, Map<String, FilterMeta> filterBy) {
        List<T> loaded = load(rowIndex, 1, sortBy, filterBy);
        if (loaded == null || loaded.isEmpty()) {
            return null;
        }
        return loaded.get(0);
    }
Loads a single row for the rowIndex provided.

@param rowIndex the row index to load
@param sortBy a map with all sort information
@param filterBy a map with all filter information
@return the data
primefaces/src/main/java/org/primefaces/model/LazyDataModel.java