NettyWebSocketClient.java 文件源码

WebSocketClientHandler(
    URI uri, String userAgent, WebsocketConnection.WSClientEventHandler delegate) {
  this.delegate = checkNotNull(delegate, "delegate must not be null");
  checkArgument(!Strings.isNullOrEmpty(userAgent), "user agent must not be null or empty");
  this.handshaker = WebSocketClientHandshakerFactory.newHandshaker(
      uri, WebSocketVersion.V13, null, true,
      new DefaultHttpHeaders().add("User-Agent", userAgent));
}