code: public static void modifySelfConfig(String configAbsoluteClassPath, IConfigKey key, String value)
              throws IOException {
          OneProperties configs = otherConfigs.get(configAbsoluteClassPath);
          if (configs == null) {
              return;
          }
          configs.modifyConfig(key, value);
      }
docs: Modify one self config.
  
  @param configAbsoluteClassPath config path. {@link #addSelfConfigs(String, OneProperties)}
  @param key                     need update config's key
  @param value                   new config value
  @throws IOException