firebase user name java

1FirebaseUser user = FirebaseAuth.getInstance().getCurrentUser();
2if (user != null) {
3    // Name, email address, and profile photo Url
4    String name = user.getDisplayName();
5    String email = user.getEmail();
6    Uri photoUrl = user.getPhotoUrl();
7
8    // Check if user's email is verified
9    boolean emailVerified = user.isEmailVerified();
10
11    // The user's ID, unique to the Firebase project. Do NOT use this value to
12    // authenticate with your backend server, if you have one. Use
13    // FirebaseUser.getIdToken() instead.
14    String uid = user.getUid();
15}