@Override
    public <T extends RequestCommand> boolean serializeContent(T request,
                                                               InvokeContext invokeContext)
                                                                                           throws SerializationException {
        return false;
    }
@see com.alipay.remoting.CustomSerializer#serializeContent(com.alipay.remoting.rpc.RequestCommand, InvokeContext)
src/main/java/com/alipay/remoting/DefaultCustomSerializer.java