How to use

getText

method

in

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

@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
  Channel ch = ctx.getChannel();
  if (!handshaker.isHandshakeComplete()) {
    handshaker.finishHandshake(ch, (HttpResponse) e.getMessage());
    System.out.println("WebSocket Client connected!");
    return;
  }
  if (e.getMessage() instanceof HttpResponse) {
    HttpResponse response = (HttpResponse) e.getMessage();
    throw new Exception("Unexpected HttpResponse (status=" + response.getStatus() + ", content="
        + response.getContent().toString(CharsetUtil.UTF_8) + ")");
  }
  WebSocketFrame frame = (WebSocketFrame) e.getMessage();
  if (frame instanceof TextWebSocketFrame) {
    TextWebSocketFrame textFrame = (TextWebSocketFrame) frame;
    System.out.println("WebSocket Client received message: " + textFrame.getText());
  } else if (frame instanceof PongWebSocketFrame) {
    System.out.println("WebSocket Client received pong");
  } else if (frame instanceof CloseWebSocketFrame) {
    System.out.println("WebSocket Client received closing");
    ch.close();
  }
}

private void handleWebSocketFrame(ChannelHandlerContext ctx, WebSocketFrame frame) {
  // Check for closing frame
  if (frame instanceof CloseWebSocketFrame) {
    this.handshaker.close(ctx.getChannel(), (CloseWebSocketFrame) frame);
    return;
  } else if (frame instanceof PingWebSocketFrame) {
    ctx.getChannel().write(new PongWebSocketFrame(frame.getBinaryData()));
    return;
  } else if (!(frame instanceof TextWebSocketFrame)) {
    throw new UnsupportedOperationException(String.format("%s frame types not supported", frame.getClass()
        .getName()));
  }
  // Send the uppercase string back.
  String request = ((TextWebSocketFrame) frame).getText();
  if (logger.isDebugEnabled()) {
    logger.debug(String.format("Channel %s received %s", ctx.getChannel().getId(), request));
  }
  ctx.getChannel().write(new TextWebSocketFrame(request.toUpperCase()));
}

private void handleWebSocketFrame(ChannelHandlerContext ctx, WebSocketFrame frame) {
  // Check for closing frame
  if (frame instanceof CloseWebSocketFrame) {
    this.handshaker.close(ctx.getChannel(), (CloseWebSocketFrame) frame);
    return;
  } else if (frame instanceof PingWebSocketFrame) {
    ctx.getChannel().write(new PongWebSocketFrame(frame.getBinaryData()));
    return;
  } else if (!(frame instanceof TextWebSocketFrame)) {
    throw new UnsupportedOperationException(String.format("%s frame types not supported", frame.getClass()
        .getName()));
  }
  // Send the uppercase string back.
  String request = ((TextWebSocketFrame) frame).getText();
  if (logger.isDebugEnabled()) {
    logger.debug(String.format("Channel %s received %s", ctx.getChannel().getId(), request));
  }
  ctx.getChannel().write(new TextWebSocketFrame(request.toUpperCase()));
}