docs: private void init2() {
          Map<String, int[][]> personFreqMap = MyStaticValue.getPersonFreqMap();
          Set<Entry<String, int[][]>> entrySet = personFreqMap.entrySet();
          PersonNatureAttr pna = null;
          for (Entry<String, int[][]> entry : entrySet) {
              pna = pnMap.get(entry.getKey());
              if (pna == null) {
                  pna = new PersonNatureAttr();
                  pna.setlocFreq(entry.getValue());
                  pnMap.put(entry.getKey(), pna);
              } else {
                  pna.setlocFreq(entry.getValue());
              }
  
          }
      }