FirebaseSearch | simple realtime database search against Firebase Realtime | Database library
kandi X-RAY | FirebaseSearch Summary
kandi X-RAY | FirebaseSearch Summary
How to perform a simple realtime database search against Firebase Realtime Database.
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Top functions reviewed by kandi - BETA
- Change the search string
- Get the reference to the database reference
- Set the key
- Search for a specific search term
- Initializes the activity model
- Bind data to table
- Initializes the views
- Select data set
- Initialize the Activity
- This method is responsible for receiving a scientificist from Intent
- Receive data from the intent and show the UI
- Initialize widgets
- Binds data to the widget at the specified position
- Send a groovy object to an activity
- Invoked when the view is created
- Set the glyph s color icons
- Create the appropriate Options menu
- Open an Activity in the given class
- Returns the number of items in the forest
- Returns a string representation of this attribute
FirebaseSearch Key Features
FirebaseSearch Examples and Code Snippets
Community Discussions
Trending Discussions on FirebaseSearch
QUESTION
I want to make a search on recyclerview, but the data appears if the phone is turned off and then turned on again, why is that?
the example photo
When i'm search the recylerview is blank
but when the phones turned off and then turn on again, the data is appear
here's the code in fragment class
...ANSWER
Answered 2020-Jul-19 at 11:40Try add this line in You search query
QUESTION
So, I'm trying to take a snapshot of my Database and add the items with its child's in array-strings.
My main activity looks like this
...ANSWER
Answered 2020-Mar-09 at 15:08As far as I can see you're not initializing myRef
anywhere, which would lead to a NullPointerException
when you do myRef.addListenerForSingleValueEvent(...
.
If that is indeed the error you get, make sure to initialize myRef
before using it, with something like:
QUESTION
I want to retrieve data from the database and insert it into a recycleview. The problem is that I don't know who I can get to the data inside the dataset.
First, take a look at my dataset structure: Json added below:
...ANSWER
Answered 2020-Feb-26 at 21:10Change this:
QUESTION
When I searched anything it did nothing but when I press button my app get crash and getting error. I don't know know what is wrong.
Main Activity
...ANSWER
Answered 2020-Feb-22 at 16:40Your onCreateViewHolder
method returns null
, while it should return a new view holder for the data from the database.
A typical implementation would look something like this:
QUESTION
I have a problem/ question. I want to save different objects to firebase realtime database every time I click a button, but I have a problem because, since I have a Shopping list I click more items and I want to save them to the database but it saves just the last item I clicked and I want to understand what I'm doing wrong. I'm new to Android / Firebase, it's the first time I'm doing it so if anyone can tell me what I'm doing wrong it would be awesome. Thank you so much. I will attach the code and the photo of the database.
Activity :
...ANSWER
Answered 2020-Feb-19 at 19:14You need to use the push()
method:
QUESTION
can anyone explain to me how can I create a new recycle and add items to that recycle view staring from another recycle view inside another activity?
Basically I want to create a shopping cart, for now, I retrieved the data from Firebase dataset and displayed it inside a recycle view but now I would like to send this data to the shopping cart(the shopping cart is inside another activity), I'm able to send the data but I can't understand how to display the data inside the new recycle view of this new activity. I need this because I want to see the items that I added to the shopping list so then I can pay.
Below I will attach a photo to explain myself better.
My problem is that I can't understand how to add the sent data to a recycle view again in the new activity.
I'm new to android so it's the first time I'm doing this thing.
Thank you in advance for your help.
My code:
SearchItemsActivity :
...ANSWER
Answered 2020-Feb-19 at 13:26you can re use the cart adapter just implement a recylerView into new Activity and make the cart adater object and set it into the new reyclerView and it done
QUESTION
I'm trying to retrieve data from Firebase Realtime Database and display this data inside recyclerview but I can't do it and I can't understand why because I tried everything(Google / StackOverflow etc) and nothing works.
The code seems to be ok but when I run the app it gives me these messages: No setter/field for Surname found on class com.example.ipill.Users
I checked how to solve the problem and nothing works, I deleted and create a couple of times the database and nothing.
I'm new to Android Studio and I can't understand what I'm doing wrong.
Below I will attach the code and the database. The thing that I don't understand is that when I add a new Object to the database with Name = Alex I can see the new recycler view containing a new item inside, that means that the apps understand that there are more objects with Name = Alex but can't I retrieve the of that object from the database.
Thank you in advance.
CODE ACTIVITY
...ANSWER
Answered 2020-Feb-16 at 02:56The error message is quite explicit on what you need to do:
Consider adding '".indexOn": "Name"' at Users
So you need to add ".indexOn": "Name"
at the Users
node in your rules.
So:
QUESTION
In my application, I have a real-time database in Firebase containing Title, Image, Description, Search(an extra field that is not displayed in the app but used contains the text of title with small case letters to make search case insensitive). Currently when I type query same to same either in small case or capital or with mixture of both it searches perfect, but when I type some word that is in between the query it doesn't work For example if the query is "This is long title" when I type "long" it shows nothing. I'm stuck help he solve this.
I have used firebase ui library:
...ANSWER
Answered 2018-Oct-13 at 05:00when I type some word that is in between the query it doesn't work
This is happening because Firebase does not support native indexing or search for text fields in database properties. Additionally, downloading an entire node to search for fields client-side isn't practical at all. To enable full text search of your Firebase realtime database data, I recommend you to use a third-party search service like Algolia or Elasticsearch.
This is an example on how it works with Cloud Firestore but in the same way you can use it with Firebase realtime database.
QUESTION
I am trying to delete arow from firebase when swiped in the recycler view. I have managed to remove the record from the recycler view but am struggling with deleting it from firebase. The following is what I am currently using, with an error in the adpater in the deleteItem() method (on the getSnapshots() method (Cannot resolve method 'getSnapshots()').
My activity with the Item touch helper for the recycler view:
...ANSWER
Answered 2019-Mar-02 at 15:05To delete a node from the Firebase Realtime Database you need to have a reference to its exact, complete path. You have such references when you're loading the data. For example in the onDataChange
you could delete each node with:
QUESTION
I have implemented Firebase recycler in my app. Everything works fine while using text watcher, but recycler view is not updating in onTextChanged
with the keyboard up, and gets updated as soon as i press the keyboard to go down.
This is my code:
...ANSWER
Answered 2019-Oct-19 at 09:52It is just that, I was having mRecyclerView.setHasFixedSize(true);
in my code.
Removing this made it work.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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No vulnerabilities reported
Install FirebaseSearch
You can use FirebaseSearch like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the FirebaseSearch component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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