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[英]Firebase continously adding data on real time database Android 3.0.1
[英]Android - Adding data to firebase database
我正在開發一個以firebase為數據庫的android應用程序。 我想按一下button
插入一些數據,但是我想插入數據庫中的某些對象放在片段中的不同方法中。 如何使用同一按鈕通過不同方法將數據插入數據庫?
public class mFragment extends Fragment implements
DateFragment.DatePickerEvent {
DatabaseReference database;
FirebaseAuth mAuth;
EditText text1;
EditText text2;
@Override
public void onDateSelected(String date) {
Button buttonDateText = (Button) getView().findViewById(R.id.buttonDate);
buttonDateText.setText(date);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.fragment_frag, container, false);
database = FirebaseDatabase.getInstance().getReference("Persons");
mAuth = FirebaseAuth.getInstance();
final FirebaseUser user = mAuth.getCurrentUser();
Button pickDateButton = (Button) rootView.findViewById(R.id.buttonDate);
Button submitButton = (Button) rootView.findViewById(R.id.buttonSubmit);
text1= (EditText) rootView.findViewById(R.id.oddsView);
text2= (EditText) rootView.findViewById(R.id.betAmountView);
pickDateButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
DateFragment picker = new DateFragment();
picker.setDatePickerEvents(mFragment.this);
picker.show(getFragmentManager(), "datePicker");
}
});
submitButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
database.child("Person").addValueEventListener(new ValueEventListener() {
@Override
public void onDataChange(DataSnapshot dataSnapshot) {
String myText= text1.getText().toString().trim();
String myAnotherText= text2.getText().toString().trim();
String id = database.push().getKey();
database.child(user.getDisplayName()).child(id).child("Adress").setValue(myText);
database.child(user.getDisplayName()).child(id).child("name").setValue(myAnotherText);
}
@Override
public void onCancelled(DatabaseError databaseError) {
}
});
}
});
return rootView;
}
}
您可以使用實例變量。 像這樣:
public class MyFrag extends Fragment {
private Object obj1, obj2;
private void method1() {
obj1 = new Object();
}
private void method2() {
obj2 = new Object();
}
private void doSomething() {
// obj1 and obj2 are available here
}
}
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