Is SingleLiveEvent actually part of the Android Architecture Components Library?

android android-architecture-components android-livedata mutablelivedata
Archie G. Quiñones picture Archie G. Quiñones · Aug 10, 2018 · Viewed 8.2k times · Source

I have been using the SingleLiveData class which can be found here. My questions are:

  1. Is SingleLiveData is actually part of the Android Architecture Components?

  2. Is it a good idea to use it?

Answer

Ghedeon picture Ghedeon · Mar 16, 2019

Is SingleLiveEvent actually part of the Android Architecture Components Library?

No, and it won't be: https://issuetracker.google.com/issues/122413110. Basically, the official answer is "Yes, regular livedata wasn't enough, so we introduced it in our examples but it's too hacky to be in the library".

Related questions

LiveData prevent receive the last value when start observing

Is it possible to prevent LiveData receive the last value when start observing? I am considering to use LiveData as events. For example events like show message, a navigation event or a dialog trigger, similar to EventBus. The problem related …

Read More
Observing LiveData from ViewModel

I have a separate class in which I handle data fetching (specifically Firebase) and I usually return LiveData objects from it and update them asynchronously. Now I want to have the returned data stored in a ViewModel, but the problem …

Read More
Why LiveData observer is being triggered twice for a newly attached observer

My understanding on LiveData is that, it will trigger observer on the current state change of data, and not a series of history state change of data. Currently, I have a MainFragment, which perform Room write operation, to change non-trashed …

Read More