Try and catch question please see code

Question

im trying to get the program to throw to catch if the String is not equal but its not working the program executes normally without exceptions any help please z is scanner

try{

if(z.equalsIgnoreCase("Monday")|| z.equalsIgnoreCase("Tuesday")|| z.equalsIgnoreCase("Wednesday"));}

catch(Exception e){t("Please enter the a day");}

Answer 1

Throw keyword not found ;)
Example:
https://code.sololearn.com/cQVLlvKiWbiz/?ref=app

Answer 2

https://code.sololearn.com/cxmK6w19r38p/?ref=app

Answer 3

im not getting it 😕 is (Exception e) my problem?