@Override
    public RpcRequestCommand createRequestCommand(Object requestObject) {
        return new RpcRequestCommand(requestObject);
    }
command factory for rpc protocol

@author tsui
@version $Id: RpcCommandFactory.java, v 0.1 2018-03-27 21:37 tsui Exp $
src/main/java/com/alipay/remoting/rpc/RpcCommandFactory.java