i want delete a file in java

Question

i want to delete a file using the delete() method but it doesn't work.
I create the file in another class.

my code:
username = scanner.nextLine();
File file = new File(username + ".txt");

if(file.exists()){
file.delete();
if (file.delete()){
System.out.println("your account deleted.");
}else
System.out.println("no");
}else
System.out.println("username is wrong");

Answer 1

Use this method

Files.deleteIfExists(Paths.get(filepath));

Answer 2

@A͢J
Thank you!!!