case PING: chctx.writeAndFlush(new PongWebSocketFrame(frame.getBinaryData())); return; case CLOSE:
case PING: chctx.writeAndFlush(new PongWebSocketFrame(frame.getBinaryData().copy())); break; case CLOSE:
case PING: chctx.writeAndFlush(new PongWebSocketFrame(frame.getBinaryData())); return; case CLOSE:
case PING: chctx.writeAndFlush(new PongWebSocketFrame(frame.getBinaryData().copy())); break; case CLOSE: