public String getTensorFormat() {
        String format = "long";
        if (tensorShortForm) format = "short";
        if (tensorHexDense) format = "hex";
        if (tensorDirectValues) {
            return (format + "-value");
        }
        return format;
    }
the current tensor format, see setTensorFormat()
container-search/src/main/java/com/yahoo/search/query/Presentation.java