[英]In Firestore, how to get the uid of Firebase Authentication to be a document?
How can I get the firebase current uid of firebase Authentication to be a document?如何将 firebase Authentication 的 firebase 当前 uid 作为文档? I am a beginner.
我是初学者。
This is my Java file that I want to get the id这是我想要获取 id 的 Java 文件
public class Question extends AppCompatActivity {
private FirebaseFirestore db = getInstance();
FirebaseUser user;
private EditText e1,e2,e3;
FirebaseAuth mAuth;
private Button b1;
ProgressDialog progressDialog;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_question);
e1 = findViewById(R.id.editText3);
e2 = findViewById(R.id.editText4);
e3 = findViewById(R.id.editText5);
b1 = findViewById(R.id.button4);
progressDialog = new ProgressDialog(Question.this);
progressDialog.setTitle("OSIX");
progressDialog.setMessage("Saving Your Opinion.....");
b1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
final String question1 = e1.getText().toString();
final String question2 = e2.getText().toString();
final String question3 = e3.getText().toString();
if (question1.isEmpty()){
e1.setError("Field is Empty");
e1.requestFocus();
} else if (question2.isEmpty()){
e2.setError("Field is Empty");
e2.requestFocus();
}else if (question3.isEmpty()){
e3.setError("Field is Empty");
e3.requestFocus();
}else {
progressDialog.show();
user = mAuth.getCurrentUser();
assessment answer = new assessment(question1,question2,question3);
db.collection("Assessment").document().set(answer);
startActivity(new Intent(Question.this, Navbar.class));
progressDialog.show();
}
}
});
}
}
Use this way to get the uid
of the current user:使用这种方式获取当前用户的
uid
:
private FirebaseAuth firebaseAuth;
private FirebaseDatabase firebaseDatabase;
private DatabaseReference databaseReferenceRoot;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_question);
firebaseAuth = FirebaseAuth.getInstance();
firebaseDatabase = FirebaseDatabase.getInstance();
databaseReferenceRoot = firebaseDatabase.getReference();
String uid=firebaseAuth.getCurrentUser().getUid()
//Here you get the uid
}
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