如何传递数据给订阅者？ about rxbus HOT 1 CLOSED

@Produce(
        thread = EventThread.MAIN_THREAD,
        tags = {
                @Tag(RxBusEventTag.RX_BUS_HELLO)
        }
)
public String produceHello() {
    return "Hello!";
}


@Subscribe(
        thread = EventThread.MAIN_THREAD,
        tags = {
                @Tag(RxBusEventTag.RX_BUS_HELLO)
        }
)
public void busValue(String value) {
    showToast(value);
}