android - 当目标activity的launchMode为singleTask时，如何向源Activity返回数据？

Question

如题，从 ActivityA start ActivityB，B的launchMode为singleTask；
问，如何将 ActivityB 的结果返回给 ActivityA？

Answer 1

1. In AstartActivityForResult Start B
2. B processes the data setResult and then finish
3. A overloadonActivityResult receives data

Answer 2

You can use some event frameworks such as EventBus and Otto to replace Android's native intent communication.