android - 通过主APP启动第三方APP，第三方APP通过主APP的SDK进行收发消息，请问第三方APP是通过Service轮询接收消息吗？

Question

通过主APP启动第三方APP，第三方APP通过主APP的SDK进行收发消息给智能硬件，请问第三方APP是通过Service轮询接收消息吗？？

Answer 1

There are many solutions for inter-program communication in Android, such as AIDL, broadcast, etc., so choosing polling is the last resort.