java - How to set value in text view from other Android app -

i need set value in app instaled in devise other app or service or broadcast

is homework...

example first app package

com.example.example1

second app package

com.example.example2

my textview id in first app

r.id.textview

in activity of application want should make textview this:

textview = (textview) findviewbyid(r.id.textview);

then after in same application call:

textview.settext("text want");

if that's not you're looking please expand more on want do.

TY