code: public static boolean getBooleanValue(String primaryKey) {
          Object val = CFG.get(primaryKey);
          if (val == null) {
              throw new SofaRpcRuntimeException("Not found key: " + primaryKey);
          } else {
              return Boolean.valueOf(val.toString());
          }
      }
docs: Gets boolean value.
  
  @param primaryKey the primary key
  @return the boolean value