How to get Executor for main thread on API level < 28

Question

On API level 28(Pie) a new method is introduced in the Context class to get Executor for the main thread getMainExecutor().

How to get this executor on API level below 28?

Answer 1

You can use (in activity for example):

ContextCompat.getMainExecutor(this);

https://developer.android.com/reference/androidx/core/content/ContextCompat.html#getMainExecutor(android.content.Context)