How to use

retain

method

in

io.netty.handler.codec.http.websocketx.TextWebSocketFrame

  @Override
  public void channelRead0(ChannelHandlerContext ctx,
    TextWebSocketFrame msg) throws Exception {
    group.writeAndFlush(msg.retain());
  }
}

 @Override
public void channelRead0(ChannelHandlerContext ctx, TextWebSocketFrame msg) throws Exception {
   msg.retain(); // ferrybig: fixed bug http://stackoverflow.com/q/34634750/1542723
   ctx.fireChannelRead(msg);
   //group.writeAndFlush(msg.retain());
}

@Override
protected void channelRead0(ChannelHandlerContext ctx,
    TextWebSocketFrame msg) throws Exception {
  group.writeAndFlush(msg.retain());
}
@Override

  @Override
  public void channelRead0(ChannelHandlerContext ctx, TextWebSocketFrame msg) {
    msg.retain();
    Logger.info("Received msg {}", msg.text());
  }
}