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- mCevap.child(post_key).addListenerForSingleValueEvent(new ValueEventListener() {
- @Override
- public void onDataChange(DataSnapshot dataSnapshot) {
- size = (int) dataSnapshot.getChildrenCount();
- }
- @Override
- public void onCancelled(DatabaseError databaseError) {
- }
- });
- viewHolder.setCount(size);
- System.out.println("Before addListenerForSingleValueEvent");
- mCevap.child(post_key).addListenerForSingleValueEvent(new ValueEventListener() {
- @Override
- public void onDataChange(DataSnapshot dataSnapshot) {
- System.out.println("In onDataChange");
- }
- @Override
- public void onCancelled(DatabaseError databaseError) {
- throw databaseError.toException(); // don't ignore errors
- }
- });
- System.out.println("After addListenerForSingleValueEvent");
- mCevap.child(post_key).addListenerForSingleValueEvent(new ValueEventListener() {
- @Override
- public void onDataChange(DataSnapshot dataSnapshot) {
- System.out.println("size ="+dataSnapshot.getChildrenCount());
- }
- @Override
- public void onCancelled(DatabaseError databaseError) {
- throw databaseError.toException(); // don't ignore errors
- }
- });
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