code: private void onSetComparatorType(CfDef cfDef, Properties cfProperties, StringBuilder builder)
      {
          String comparatorType = cfProperties.getProperty(CassandraConstants.COMPARATOR_TYPE);
          if (comparatorType != null)
          {
              if (builder != null)
              {
                  // TODO:::nothing available.
              }
              else
              {
                  cfDef.setComparator_type(comparatorType);
              }
          }
      }
docs: On set comparator type.
  
  @param cfDef
  the cf def
  @param cfProperties
  the cf properties
  @param builder
  the builder