Android FirestoreRecyclerAdapter未更新视图
我正在使用FirestoreRecyclerAdapter,面临着这个问题Android FirestoreRecyclerAdapter未更新视图,android,google-cloud-firestore,Android,Google Cloud Firestore,我正在使用FirestoreRecyclerAdapter,面临着这个问题 Query query = db .collection(SOME_COLLECTION) .whereEqualTo("key", key) .orderBy("dueDate"); 如果我把orderBy放在第一次加载的数据中。实时更新不起作用。我尝
Query query = db
.collection(SOME_COLLECTION)
.whereEqualTo("key", key)
.orderBy("dueDate");
如果我把orderBy放在第一次加载的数据中。实时更新不起作用。我尝试将orderBy放在末尾,以及更改排序字段
如果我删除orderBy,一切都会正常工作。但没有命令
根据文件规定,在不使用范围比较的情况下,它应该起作用。有什么想法吗
更新。下面是适配器选项
FirestoreRecyclerOptions<Payment> options =
new FirestoreRecyclerOptions.Builder<Payment>()
.setQuery(query, Payment.class)
.build();
这是付款单
class PaymentHolder extends RecyclerView.ViewHolder {
private TextView pDate, pAmount;
private CheckBox pDone;
PaymentHolder(View itemView) {
super(itemView);
pDate = itemView.findViewById(R.id.pDate);
pAmount = itemView.findViewById(R.id.pAmount);
pDone = itemView.findViewById(R.id.checkBox);
}}
这是适配器
firestoreRecyclerAdapter = new FirestoreRecyclerAdapter<Payment, PaymentHolder>(options) {
@Override
protected void onBindViewHolder(final PaymentHolder paymentHolder, final int position, final Payment payment) {
final DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.MEDIUM);
final String id = getSnapshots().getSnapshot(position).getId();
paymentHolder.getpDate().setText(dateFormat.format(payment.getDueDate()));
paymentHolder.getpAmount().setText(getAmount(payment.getAmount()));
paymentHolder.getpDone().setChecked(payment.isPaid());
}
@Override
public PaymentHolder onCreateViewHolder(ViewGroup viewGroup, int i) {
View view = LayoutInflater.from(viewGroup.getContext())
.inflate(R.layout.payment_item, viewGroup, false);
final PaymentHolder paymentHolder = new PaymentHolder(view);
return paymentHolder;
}
};
recyclerView.setAdapter(firestoreRecyclerAdapter);
firestoreRecyclerAdapter=新的firestoreRecyclerAdapter(选项){
@凌驾
受保护的BindViewHolder无效(最终付款持有人付款持有人、最终整数位置、最终付款){
final DateFormat DateFormat=DateFormat.getDateInstance(DateFormat.MEDIUM);
最终字符串id=getSnapshots().getSnapshot(位置).getId();
paymentHolder.getpDate().setText(dateFormat.format(payment.getDueDate());
paymentHolder.getpAmount().setText(getAmount(payment.getAmount());
paymentHolder.getpDone().setChecked(payment.isPaid());
}
@凌驾
public PaymentHolder onCreateViewHolder(视图组视图组,int i){
View=LayoutFlater.from(viewGroup.getContext())
.充气(R.layout.payment_项目、视图组、false);
最终付款持有人付款持有人=新付款持有人(视图);
报酬持有人;
}
};
recyclerView.setAdapter(firestoreRecyclerAdapter);
所有设置都基于示例,没有什么特别之处。正如弗兰克所说,您应该创建索引。如果您更精确地查看日志,就会看到一个警告和一个创建索引的链接。只要点击链接就可以了。老大哥为你创建了正确的索引。谢谢你,弗兰克。你共享的代码对
FirestoreRecyclerAdapter
没有任何作用。如果没有看到(阅读链接,它非常有用),很难判断出哪里出了问题。您是否在这些字段的组合上定义了索引?如果没有,您应该在日志中得到一个关于退出的非常明确的警告。
firestoreRecyclerAdapter = new FirestoreRecyclerAdapter<Payment, PaymentHolder>(options) {
@Override
protected void onBindViewHolder(final PaymentHolder paymentHolder, final int position, final Payment payment) {
final DateFormat dateFormat = DateFormat.getDateInstance(DateFormat.MEDIUM);
final String id = getSnapshots().getSnapshot(position).getId();
paymentHolder.getpDate().setText(dateFormat.format(payment.getDueDate()));
paymentHolder.getpAmount().setText(getAmount(payment.getAmount()));
paymentHolder.getpDone().setChecked(payment.isPaid());
}
@Override
public PaymentHolder onCreateViewHolder(ViewGroup viewGroup, int i) {
View view = LayoutInflater.from(viewGroup.getContext())
.inflate(R.layout.payment_item, viewGroup, false);
final PaymentHolder paymentHolder = new PaymentHolder(view);
return paymentHolder;
}
};
recyclerView.setAdapter(firestoreRecyclerAdapter);