Add items on listview Android

I have a listview. I use list. Add (mylist) and adapter. Notifydatasetchanged (), which add items below the existing list. How to add items at the top of the list

For example, if I receive a new message, it should be at the top of the existing list

Thank you in advance

resolvent:

Use add (int index, e object). Where index = 0

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