Send Firebase password reset email

public class ForgotPasswordActivity extends AppCompatActivity {

    @BindView(R.id.tIETForgotPasswordEmail)
    EditText mEditEmail;
    private FirebaseAuth mFirebaseAuth;
    private FirebaseAuth.AuthStateListener mAuthStateListener;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_forgot_password);
        ButterKnife.bind(this);

        mFirebaseAuth = FirebaseAuth.getInstance();

        mAuthStateListener = new FirebaseAuth.AuthStateListener() {
            @Override
            public void onAuthStateChanged(@NonNull FirebaseAuth firebaseAuth) {
                FirebaseUser firebaseUser = firebaseAuth.getCurrentUser();
                if (firebaseUser != null) {
                    // Do whatever you want with the UserId by firebaseUser.getUid()
                } else {

                }
            }
        };
    }

    @Override
    protected void onStart() {
        super.onStart();
        mFirebaseAuth.addAuthStateListener(mAuthStateListener);
    }

    @Override
    protected void onStop() {
        super.onStop();
        if (mAuthStateListener != null) {
            mFirebaseAuth.removeAuthStateListener(mAuthStateListener);
        }
    }

    @OnClick(R.id.btnForgotPasswordSubmit)
    void onSubmitClick() {

        if (FormValidationUtils.isBlank(mEditEmail)) {
            FormValidationUtils.setError(null, mEditEmail, "Please enter email");
            return;
        }

        if (!FormValidationUtils.isEmailValid(mEditEmail)) {
            FormValidationUtils.setError(null, mEditEmail, "Please enter valid email");
            return;
        }

        DialogUtils.showProgressDialog(this, "", "Please wait...", false);
        mFirebaseAuth.sendPasswordResetEmail(mEditEmail.getText().toString())
                .addOnCompleteListener(new OnCompleteListener<Void>() {
                    @Override
                    public void onComplete(@NonNull Task<Void> task) {
                        DialogUtils.dismissProgressDialog();
                        if (task.isSuccessful()) {
                            Toast.makeText(ForgotPasswordActivity.this, "An email has been sent to you.", Toast.LENGTH_SHORT).show();
                            finish();
                        } else {
                            Toast.makeText(ForgotPasswordActivity.this, task.getException().getMessage(), Toast.LENGTH_SHORT).show();
                        }
                    }
                });
    }
}