package androidx.activity.result; import androidx.activity.result.contract.ActivityResultContract; import androidx.core.app.ActivityOptionsCompat; public abstract class ActivityResultLauncher<I> { public abstract ActivityResultContract<I, ?> getContract(); public abstract void launch(I i, ActivityOptionsCompat activityOptionsCompat); public abstract void unregister(); public void launch(I i) { launch(i, (ActivityOptionsCompat) null); } }Download file