how can i fix initialized error in springboot on kotlin? im trying make filter about authorization token in springboot on kotlin, below code is filter @Slf4j class TokenFilter : Filter { private val log = LoggerFactory.getLogger(javaClass) @Throws(IOException::class, ServletException::class) override fun doFilter(servletRequest: ServletRequest?, servletResponse: ServletResponse?, filterChain: FilterChain) { val req = servletRequest as HttpServletRequest val res = servletResponse as HttpServletResponse val...

Can I use Mockito.any() into then method I want to use any() inside then method. Here is my test code: @ExtendWith(MockitoExtension::class) internal class UserSignInProviderTest { @Mock lateinit var authApiClient: AuthApiClient @Mock lateinit var userRepository: UserRepository @InjectMocks lateinit var userSignInProvider: UserSignInProvider @BeforeEach internal fun setUp() { userSignInProvider = UserSignInProvider(userRepository, authApiClient) } ... } There are 3 stubs here....

IllegalStateException androidx.fragment.app.DialogFragment$4 in onChanged I'm facing a weird crash 💥 , I don’t know how can I track this crash. DialogFragment can not be attached to a container view java.lang.IllegalStateException: DialogFragment can not be attached to a container view at androidx.fragment.app.DialogFragment$4.onChanged(DialogFragment.java:151) at androidx.fragment.app.DialogFragment$4.onChanged(DialogFragment.java:144) at androidx.lifecycle.LiveData.considerNotify(LiveData.java:133) at...

How can I make an Augmented Reality SkyView-like UI on Android Studio? I am working on a satellite tracker app for android, and after the orbit propagation I have to display on the screen visible satellites based on device orientation. I want it to look somehow like . I wonder If someone could tell me how can I make this, if there is a graphics library for this type of augmented reality UI.

Convert swift to Kotlin for greatestFiniteMagnitude I was trying to convert this swift code into KOTLIN. unfortunately, I am not familiar with swift code. here I am requesting help to equal code for KOTLIN for the range function. Your help will be appreciated. Thanks in Advance

Run main thread process in background using Rx java and show changes? Can anybody give me a suggestion on how we run our main thread process in the background thread and show its updates using RX-JAVA?

How to replace Bundle/Argument deprecated get(key) calls in Android I have the following extension functions that allow me to pass bundle data items between my applications activities and fragments. inline fun Activity.extra(key: String, default: T? = null): Lazy = lazy { val value: Any? = intent?.extras?.get(key) if (value is T) value else default } inline fun Activity.extraNotNull(key: String, default: T? = null): Lazy = lazy { val value: Any? = intent?.extras?.get(key) requireNotNull(if (value is T) value else default) {...

How can I make recyclerview scroll by only one direction and disable others I just want to allow only scroll left in horizontal recyclerview for example. Please help me on that

Flow observe changes of another flow in Kotlin I am making an weather app and want the weather update whenever receive new location. But I always meet crash here. I already log the location retrieve to confirm its lat and lon. private val _currentLocation = MutableStateFlow(MapLocation()) init { viewModelScope.launch { locationRepository.location.collect { _currentLocation.value = it Log.d(TAG, _currentLocation.value.toString()) } } } val...

Exoplayer don't show controller on play/pause I want to implement mediaKeyEvents in my Exoplayer for usage on TVs. For now I have a working setup: override fun onCreate(savedInstanceState: Bundle?) { ... //Don't show controller on start viewBinding.playerView.controllerAutoShow = false ... } override fun onKeyDown(keyCode: Int, event: KeyEvent): Boolean { when (keyCode) { KeyEvent.KEYCODE_MEDIA_PLAY -> { if (viewBinding.playerView.player!!.isPlaying) {...

Create list/array of Textviews to change .text via index So I was hoping to make a list/array of textviews so that I can iterate a loop and set the .text value of the TextViews as I go. Otherwise I would have to set the values in the code statically which would be a whole lot messier and potentially not even feasible for my needs. So in the code below the idea would be to iterate the loop and when the correct value is confirmed that [index] would then set the corresponding var refillToken : Double = (0).toDouble() var tweetStored : BooleanArray =...

Jetpack Compose: How to detect when TabRow inside HorizontalPager is visible and call a ViewModel function? I am building a simple app which has a TabLayout with two tabs. One tab is a list of items which you can click and make a note about the item. The other tab is a list of notes you made in the first tab. I have created a TabLayout using TabRows and HorizontalPager here is the code for that section: @OptIn(ExperimentalPagerApi::class) @Composable fun HorizontalPagerTabLayout( modifier: Modifier ) { val tabData = listOf("Records" to Icons.Default.Phone, "Notes" to Icons.Default.Star)...

Call cPanel API's to grant access to a remote MySQL user from Kotlin I want to call cPanel API's to grant access for a remote MySQL user, from Kotlin. It is for a Register User functionality. Basically I want from my Kotlin code to call cPanel API's to: create that user on a remote MySQL database hosted on a VPS set a password for that user grant access to the database from everywhere How can I please do that? I read cPanel documentation but is not very clear, for example I have: <a href="https://api.docs.cpanel.net/openapi/cpanel/operation/Mysql-create_user/"...

Is there any best way to port all eventbus code to coroutine from a lagacy Android project? We have a large lagacy Android project. It's code contains hundreds of greenrobot eventbus source. We need to port them to kotlin coroutine version now. What is the best and high efficiency way to port them to kotlin coroutine version?

Toolbar slides up when calling share intent I have a toolbar at the top of the screen, and when I call share intent the toolbar crawls up, how can I fix that?

In Kotlin, How to groupBy only subsequent items? I want to groupBy a list of items by its value, but only if subsequent, and ignore grouping otherwise: input: val values = listOf("Apple", "Apple", "Grape", "Grape", "Apple", "Cherry", "Cherry", "Grape") output: {"Apple"=2, "Grape"=2, "Apple"=1, "Cherry"=2, "Grape"=1}

How to do string concatenate inside viewmodel observe? So the Categories here is a List which has id and name attribute. I want to concat all of category.name elements in the list before I bind it to view. But the categoryString still "". private fun getData(id: Int){ buyerViewModel.getProductDetail(id).observe(viewLifecycleOwner){ it.data.let { data -> var categoryString = "" data?.Categories?.forEachIndexed { index, category -> if(index == data?.Categories.size - 1){...

Jetpack Compose not updating / recomposing Flow List Values from Room DB when DB Data is getting changed I'm trying to show a List of Items in my Android App. I'm using Jetpack Compose, Flows and RoomDB. When launching the Activity all Items are shown without any problems, the Flow get's items collected and they are displayed. But when I change some properties of the Item in the Database, the changes are not displayed. In my case I change the item to deleted, but it's still displayed as not deleted. When I look at the Database Inspector, the value is changed in the database and set to deleted....

Highlighted marker window cutted at the left corner of Chart MPAndroidChart I'm using custom class for creating MPAndroidChart marker. It's just simple class where i'm using my own XML layout for creating marker. I'm sending 35 entries to my chart and it's not scrollable. The problem is: if we highlight value at the beginning of the chart it's ok and marker window always stick to left corner of the chart. But if highlight latest value then highlighted marker getting cutted because of it's layout laying outside of chart. Why is this doesn't behave same as left...

ClassNotFoundException rises from Custom Android Version (i.e., AOSP) when using DexClassLoader I want to call my kotlin library inside Android using DexClassLoader after converting my library & its dependencies jar files to dex files using d8 tool. The d8 tool is able to compile the library without any warnings but the dexClassLoader can't find kotlin.jvm.internal.Intrinsics class which I made sure it's there when I opened the dex files in Android Studio. Can someone help me?

CustomMaterialDataPicker to select just one day I was developing an App where I need to implement the following component of android library: RangeDateSelector. My main goal is limit the selection to just one day, instead of allow pick a range of days. To do this I use my CustomDataPicker, which allow to select a range of dates: CustomMaterialDatePicker @SuppressLint("RestrictedApi") class CustomMaterialDatePicker : RangeDateSelector() { private var first = true private var firstDate: Long? = null override fun...

None of the following functions can be called with the arguments supplied on koin in jetpack compose I am using koin v3.2.0 in my jetpack compose application. I am getting weird issue on my viewModelOf. I imported correctly as well from the sample project. dependencies { implementation 'androidx.core:core-ktx:1.8.0' implementation "androidx.compose.material:material:$compose_version" implementation...

Custom Spring Data JPA @Query not working for Postgres JsonB I have a Postgres table with a json blob column - CREATE TABLE mytable ( id serial primary key, data jsonb ); With a couple of records - INSERT INTO mytable (id, data) VALUES (1,'{"num": "123", "status": "DRAFT"}'); INSERT INTO mytable (id, data) VALUES (2,'{"num": "456", "status": "LIVE"}'); I'm able to select using the json keys 'num' and 'status' like this - SELECT * FROM mytable WHERE data @> '{"num": "123", "status": "DRAFT"}'; I am trying to put this into a custom query with...

How to Store an YEAR from DatePickerDialog in Kotlin? So basically i want to get the year from the user using the datePickerDialog and then substract that year to the current year. Till this i have no issues. The problem is i have button created and want users to get a Toast message if they haven't chosen the date. I am using if else and validating the Year when the datePicker is not selected. Also the year i am getting after the datePickerDialog is the current year. Here is the Code - fun birthdayPicker() { val cal =...

How can I keep a countdown timer running even if I don't open the app for a long time? I've been making a timer app using CountDownTimer, and now I'm testing if it works properly. However, if I set a bit longer period, for example 1h30m, and close the app, it stops working, and when I open the app, it shows the initial screen, the timer I set disappears. I tried to turn off "Battery Optimization" in this app. I tried to turn on "Background Work" in this app. But they didn't work.

Why I can only retrieve current location when already having permission? I want to handle something in my ViewModel whenever the current location retrieved. But it didn't work at the first time I start the app and approve the permission. Only be able to see some logs after I close and start the app again. init { viewModelScope.launch { locationRepository.location.collect { Log.d(TAG, it.toString()) My repository to connect the location data source as you can see class LocationRepositoryImpl @Inject constructor( private val dataSource:...

Lambda without VPC has no internet access My lambda function is not configured into a VPC and has the sufficient role's and permissions to access a particular S3 bucket. However, when running the handler, I get the following error message: error=Unable to execute HTTP request: Connect to context-stage-environment-my-bucket.s3.eu-central-1.amazonaws.com:443 [context-stage-environment-my-bucket.s3.eu-central-1.amazonaws.com/1XX.5X.1X.2XX] failed: connect timed out The section from the handler which causes the issue: val...

Facing issues with retrofit in kotlin. in mvvm and dagger I am trying to parse this json response using retrofit and kotlin in mvvm { "statusCode":200, "status":true, "dataObject":[ { "myHierarchy":[ { "heirarchyList":[ { "contactName":"name1", "contactNumber":"9182928292", "designationName":"desgination1" }, { "contactName":"name1", "contactNumber":"9182928292", "designationName":"desgination1" }, { "contactName":"name1", "contactNumber":"9182928292", "designationName":"desgination1" } ] } ] } ] } This is my ViewModel, I am trying to implement...

AspectJ - Get method parameter value by path? I have an authorizaton Aspect that checks specific conditions based on method annotation. This specific example shows annotation to mark a method that is only accessible by customer service. But unfortunately this isn't the only condition. We have to confirm the customerServiceId that is also passed as one of method parameters. The parameter containing customerServiceId is pretty nested, so I was wondering if it's possible to get parameter value by some kind of a "path". So let's say we have...