docs: public ValueSet readTemplate(String template, boolean delete) {
          Result result = htod.readTemplate(template, delete);
          if (result.returnCode == HTODDynacache.DISK_EXCEPTION) {
              stopOnError(result.diskException);
              this.htod.returnToResultPool(result);
              return HTODDynacache.EMPTY_VS;
          }
          ValueSet valueSet = (ValueSet) result.data;
          if (valueSet == null) {
              valueSet = HTODDynacache.EMPTY_VS;
          }
          this.htod.returnToResultPool(result);
          return valueSet;
      }