How to use

hasDataFromCommand

method

in

org.apache.pulsar.client.api.AuthenticationDataProvider

protected ByteBuf newConnectCommand() throws PulsarClientException {
  String authData = "";
  if (authentication.getAuthData().hasDataFromCommand()) {
    authData = authentication.getAuthData().getCommandData();
  }
  return Commands.newConnect(authentication.getAuthMethodName(), authData, this.protocolVersion,
      getPulsarClientVersion(), proxyToTargetBrokerAddress, null, null, null);
}

@Override
protected ByteBuf newConnectCommand() throws PulsarClientException {
  if (log.isDebugEnabled()) {
    log.debug(
        "New Connection opened via ProxyClientCnx with params clientAuthRole = {}, clientAuthData = {}, clientAuthMethod = {}",
        clientAuthRole, clientAuthData, clientAuthMethod);
  }
  String authData = null;
  if (authentication.getAuthData().hasDataFromCommand()) {
    authData = authentication.getAuthData().getCommandData();
  }
  return Commands.newConnect(authentication.getAuthMethodName(), authData, protocolVersion,
      getPulsarClientVersion(), proxyToTargetBrokerAddress, clientAuthRole, clientAuthData, clientAuthMethod);
}

@Override
public void channelActive(ChannelHandlerContext ctx) throws Exception {
  this.ctx = ctx;
  // Send the Connect command to broker
  String authData = "";
  if (authentication.getAuthData().hasDataFromCommand()) {
    authData = authentication.getAuthData().getCommandData();
  }
  ByteBuf command = null;
  command = Commands.newConnect(authentication.getAuthMethodName(), authData, protocolVersion, "Pulsar proxy",
      null /* target broker */, originalPrincipal, clientAuthData, clientAuthMethod);
  outboundChannel.writeAndFlush(command);
  outboundChannel.read();
}

protected ByteBuf newConnectCommand() throws PulsarClientException {
  String authData = "";
  if (authentication.getAuthData().hasDataFromCommand()) {
    authData = authentication.getAuthData().getCommandData();
  }
  return Commands.newConnect(authentication.getAuthMethodName(), authData, this.protocolVersion,
      getPulsarClientVersion(), proxyToTargetBrokerAddress, null, null, null);
}