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Questions tagged [kapt]

Use this tag for questions about the kapt (Kotlin Annotation Processing) compiler plugin for annotation processing with Kotlin.

From Kotlin reference:

Annotation processors (see JSR 269) are supported in Kotlin with the kapt compiler plugin.

Being short, you can use libraries such as Dagger or Data Binding in your Kotlin projects.

282 questions
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error: Cannot figure out how to save this field into database. You can consider adding a type converter for it. - obs in java.util.Observable

I just upgraded my android studio to Artic fox. And all of sudden I am facing an issue saying "error: Cannot figure out how to save this field into database. You can consider adding a type converter for it. - obs in java.util.Observable". It was…
Anup Randhe
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Kotlin Multiplatform Dependency Injection with Annotations

I am attempting to use this library for dependency injection within my Kotlin Multiplatform project - https://github.com/corbella83/PopKorn The library is based on kapt and the Android part works perfectly! However, I'm struggling to understand why…
Georgi
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Jenkins Pipeline failed for Android

Jenkins pipeline project build failed with error message app: 'annotationProcessor' dependencies won't be recognized as kapt annotation processors. Please change the configuration name to 'kapt' for these artifacts:…
Rameez Sheraz
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Execution failed for task ':app:kaptDebugKotlin'; while using room library

I am trying to make a simple book record app file using Room library for data storage. After finishing first two fragments I decided to test them. Building the code gives me this error: Execution failed for task ':app:kaptDebugKotlin'. > A failure…
Ronnie
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Micronaut-data: Unable to resolve invalid query method [update] for simple example using Kotlin & MariaDB

demo repo here Trying to get past the following error in the most basic example case: Task :kaptKotlin FAILED error: Unable to implement Repository method: UserRepository.update(Object entity). Invalid query method [update] of repository…
reverend
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How to use kapt in a kotlin library module

I've added kotlin("kapt") to the plugins block in the build.gradle.kts file for my library module. plugins { id("java-library") id ("kotlin") kotlin("kapt") } Now gradle sync results in the error: only id(String) method calls allowed…
duggulous
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How do I get parameters from constructors Java Element object from Annotation Processor process. using Kotlin Data Class

Currently I'm trying this way: element.enclosedElements.filter { it.kind == ElementKind.FIELD }.filter { it.modifiers.contains(Modifier.FINAL) && !it.modifiers.contains(Modifier.STATIC) } but the problem with…
Riajul
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Cannot find a getter for that accepts parameter type 'androidx.databinding.ObservableField'

Other questions have been solved by adding kotlin-kapt plugin to the gradle file but my issue doesn't seem to simply go away with that. I'm trying to set the visibility of the progress bar so that the user knows when the app is working in the…
Jouan H. Sulaiman
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Kapt exception (KaptExecution)

I'm working to add room to my project written in Kotlin but I always got this error. Users data class @Entity data class Users( @PrimaryKey val id: String? = "", @ColumnInfo(name = "userFullName") val name: String?, @ColumnInfo(name =…
mrkanet
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Error ':app:compileDebugKotlin' java.lang.reflect.InvocationTargetException after migrating to Androidx

After I migrate my project there some error like data binding and more, but I already solve it then the error change into this : Execution failed for task ':app:kaptDebugKotlin'. > A failure occurred while executing…
aleen
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Kotlin android data binding issue fails in app:kaptDebugKotlin

after enabling both data binding and view binding ` buildFeatures { viewBinding true dataBinding true }` and started giving this error while running app but not while syncing gradle. Tried clean/rebuild and invalidate…
himel
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The problem is in creating a database through the Room

I tryed to save data to a local database using Room in kotlin. My dependencies in gradle.build: def room_version = "2.2.0-rc01" implementation "androidx.room:room-runtime:$room_version" kapt "androidx.room:room-compiler:$room_version" …
Solo4
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Android Annotation Processor: Invoke annotated method with a condition

I'm quite new to building a custom annotation processor, I've followed some tutorials & guides over here on SO too but been stuck on adding a condition for the annotated method. The problem: I have a custom annotation directed only for methods, say,…
Darshan
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Kapt: How to read annotation (and its parameters)

Having a class: @MarkerForKapt @AnotherAnnotation(withParameter = "X") class MyClass And a processor: class MyProcessor : AbstractProcessor() { override fun getSupportedAnnotationTypes() = setOf(MarkerForKapt::class.qualifiedName) …
Max Farsikov
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What is a kapt exception?

What is a KaptExecution (org.jetbrains.kotlin.gradle.internal.KaptExecution) and what causes them and how to stop this kind of exceptions?
Anisuzzaman Babla
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