Will my friend go back to jail?

My friend is 18 and was with a 16 and 17 year old. they were shoplifting, got caught. she went to jail for a few hours. and the other's to juvi. she got out from bail (witch was alot) and her court is coming soon in july. it's he first offence will she have to go back in jail? she still has her schooling coming witch is her senior year. and she doesnt even look 18. she looks so fragile the way she is. so can you help me here