what is the code in java as case switch for

public static void main$($String$[]$ args$),$

$//$ TODO code application logic here

Scanner in $=$ new Scanner$($System$.$ in $)$;

System.out.println$("$Please enter an hour: $")$;

int num $=$ in$.$nextint$()$;

if $($num $=12)$

System. out.println$("$Good Morning"$)$;