小编Har*_*ane的帖子

在任务上获得红线。我也导入import com.google.firebase.auth.AuthResult;了，但也显示cannot resolve symbol authresult了这一点。

    auth = FirebaseAuth.getInstance();
    sign_up_button = (Button) findViewById(R.id.sign_up_button);
    email = (EditText) findViewById(R.id.email);
    password = (EditText) findViewById(R.id.password);    
    sign_up_button.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            String email_a = email.getText().toString().trim();
            String password_a = password.getText().toString().trim();
            //create user
            auth.createUserWithEmailAndPassword(email_a, password_a)
                    .addOnCompleteListener(RegisterStaff.this, new OnCompleteListener<AuthResult>() {
                        @Override
                        public void onComplete(@NonNull Task<AuthResult> task) {
                            Toast.makeText(RegisterStaff.this, "Registration Complete..:" + task.isSuccessful(), Toast.LENGTH_SHORT).show();
                            progressBar.setVisibility(View.GONE);
                            // If sign in fails, display a message to the user. If sign in succeeds
                            // the …