Hi, I never needed something similar but i would do it the same. Maybe there are nicer ways, i would try to Google about it first.
Mark Struberg <strub...@yahoo.de.invalid> schrieb am So., 19. Jan. 2020, 16:34: > Hi folks! > > I'm right now designing a small only survey form with JSF-2.3. The problem > is that the survey should gather information from a cellar. And often there > is no WiFi nor mobile connection in those rooms. Thus it should not loose > data if the user presses the 'Save' button and the connection is not > available. > > How to do this best? > > I thought about an onclick which checks the connection via a ping to a > servlet (just returning true) and only then do a jsf.js submit(). If the > connection is not present it will present an alert() stating the user > should try later when he again has a connection. > > Are there some better ways to do this? > > txs and LieGrue, > strub > >
