how to check if user is logged in firebase android and then load another activity
private FirebaseAuth firebaseAuth;
FirebaseAuth.AuthStateListener mAuthListener;
firebaseAuth = FirebaseAuth.getInstance();
mAuthListener = new FirebaseAuth.AuthStateListener(){
@Override
public void onAuthStateChanged(@NonNull FirebaseAuth firebaseAuth){
FirebaseUser user = FirebaseAuth.getInstance().getCurrentUser();
if(user!=null){
Intent intent = new Intent(LoginActivity.this, MainActivity.class);
startActivity(intent);
finish();
}
}
};