onNetworkError method

  1. @protected
String? onNetworkError(
  1. T data
)

网络连接建立失败时调用,即网络不可用或域名不可达,如dns错误等

返回网络无效时的消息,将会设置给WorkData.message,并进入异常流onFailed

Implementation

@protected
String? onNetworkError(T data) => null;