Thank you, Erel.This APIs are not available in B4J. You will need to create a custom solution. You can use the simple text "map" file for each language.
getsystemproperties(user.country,"DEFAULT")
getsystemproperties(user.language,"DEFAULT")
setsystemproperties(user.country,"DEFAULT")
setsystemproperties(user.language,"DEFAULT")
Enrique,getsystemproperties(user.country,"DEFAULT")
getsystemproperties(user.language,"DEFAULT")
Log(GetSystemProperty("user.country","DEFAULT"))
Log(GetSystemProperty("user.language","DEFAULT"))