How to use

AbstractWsFrameEncoder

in

org.kaazing.gateway.transport.ws.bridge.filter

  @Override
  public IoBufferEx encode(IoBufferAllocatorEx<?> allocator, WsMessage message, int flags) {
    return doEncode(allocator, flags, message);
  }
}

protected IoBufferEx doEncode(IoBufferAllocatorEx<?> allocator, int flags, WsMessage message) {
  switch (message.getKind()) {
    case CONTINUATION:
      return doContinuationEncode(allocator, flags, message);
    case BINARY: {
      return doBinaryEncode(allocator, flags, message);
    }
    case TEXT: {
      return doTextEncode(allocator, flags, message);
    }
    case PING: {
      return doBinaryEncode(allocator, flags, message);
    }
    case PONG: {
       return doBinaryEncode(allocator, flags, message);
    }
    case CLOSE: {
      return doCloseEncode(allocator, flags, (WsCloseMessage)message);
    }
    default:
      throw new IllegalStateException("Unrecognized frame type: " + message.getKind());
  }
}

@Override
public void encode(IoSession session, Object message,
          ProtocolEncoderOutput out) throws Exception {
  WsMessage wsMessage = (WsMessage) message;
  if (wsMessage.hasCache()) {
    IoBufferEx buf = cachingEncoder.encode(encoder, wsMessage, allocator, FLAG_SHARED | FLAG_ZERO_COPY);
    out.write(buf);
  } else {
    IoBufferEx buf = doEncode(allocator, FLAG_ZERO_COPY, wsMessage);
    out.write(buf);
  }
}