INPUT A STRING AND CHANGE IT INTO PIG LATIN

import java.util.*;//I am using SCANNER CLASS TO TAKE INPUT
class piglatin
    {
        public void main()
        {
            Scanner in = new Scanner(System.in);
            System.out.println("Enter the String that is to be converted to PIGLATIN");
            String nm = in.next();//Taking INPUT from the user
            int check = -1 ;
             nm = nm.toUpperCase();//Converting String 'nm' to Upper case
             for(int i = 0 ; i<nm.length();i++)
             {
                 char ch = nm.charAt(i);//Extracting every character from the String      
                 switch (ch)//Checking whether that character is a vowel or not          
                 {
                     case 'A':case 'E':case 'I':case 'O' :case 'U'://Using FALL THROUGH
                     check = nm.indexOf(ch);//Taking Out the index of the vowel
                     break;
                   
                    }
                    if(check>-1)//The index would be Positive indicating that a vowel has been found
                    break;
                 
                }
             
                String before_vowel = nm.substring(0,check);//Taking the part of String before the vowel  
                String after_vowel = nm.substring(check);//Taking the part of String after the vowel[including the vowel]
                String pigltn = after_vowel+before_vowel+"AY";
                System.out.println("The PIGLATIN WORD OF "+nm+" is "+pigltn);
        }
    }