Method setCategory

core/src/processing/data/Table.java:4330–4336

(int index, String name)

    }

    void setCategory(int index, String name) {
      while (indexToData.size() <= index) {
        indexToData.add(null);
      }
      indexToData.set(index, name);
      dataToIndex.put(name, index);
    }

    int size() {
      return dataToIndex.size();