Providing Injection for AndroidX Fragment with Dagger2?












4














I'm having some issues trying to provide an Injection to an AndroidX fragment, and I'm not sure what the exact issue is, and how to fix it. The app refuses to build, giving the following error:



 error: [Dagger/MissingBinding] java.util.Map<java.lang.Class<? extends androidx.fragment.app.Fragment>,javax.inject.Provider<dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment>>> cannot be provided without an @Provides-annotated method.


Here's the method to provide the Injection in the Fragment:



private fun performDependencyInjection() = AndroidSupportInjection.inject(this)


The fragment's parent Activity implements HasSupportFragmentInjector:



class MainActivity : BaseActivity(), MainMVPView, HasSupportFragmentInjector {
@Inject
internal lateinit var dispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
...
override fun supportFragmentInjector() = dispatchingAndroidInjector
}


I'm completely lost as to where to solve this error from here. It doesn't appear that there is much current documentation for using Dagger2 with AndroidX.



I do feel it is important to note I enabled AndroidX and Jetifier through
gradle.properties:



android.useAndroidX=true
android.enableJetifier=true


However, nothing had changed after a clean and rebuild of the project.



What is the proper way to provide an Injection to an AndroidX fragment using Dagger2?



Edit: For the record, this is on Dagger 2 version 2.19. If I switch to using 2.16, everything works fine.










share|improve this question





























    4














    I'm having some issues trying to provide an Injection to an AndroidX fragment, and I'm not sure what the exact issue is, and how to fix it. The app refuses to build, giving the following error:



     error: [Dagger/MissingBinding] java.util.Map<java.lang.Class<? extends androidx.fragment.app.Fragment>,javax.inject.Provider<dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment>>> cannot be provided without an @Provides-annotated method.


    Here's the method to provide the Injection in the Fragment:



    private fun performDependencyInjection() = AndroidSupportInjection.inject(this)


    The fragment's parent Activity implements HasSupportFragmentInjector:



    class MainActivity : BaseActivity(), MainMVPView, HasSupportFragmentInjector {
    @Inject
    internal lateinit var dispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
    ...
    override fun supportFragmentInjector() = dispatchingAndroidInjector
    }


    I'm completely lost as to where to solve this error from here. It doesn't appear that there is much current documentation for using Dagger2 with AndroidX.



    I do feel it is important to note I enabled AndroidX and Jetifier through
    gradle.properties:



    android.useAndroidX=true
    android.enableJetifier=true


    However, nothing had changed after a clean and rebuild of the project.



    What is the proper way to provide an Injection to an AndroidX fragment using Dagger2?



    Edit: For the record, this is on Dagger 2 version 2.19. If I switch to using 2.16, everything works fine.










    share|improve this question



























      4












      4








      4







      I'm having some issues trying to provide an Injection to an AndroidX fragment, and I'm not sure what the exact issue is, and how to fix it. The app refuses to build, giving the following error:



       error: [Dagger/MissingBinding] java.util.Map<java.lang.Class<? extends androidx.fragment.app.Fragment>,javax.inject.Provider<dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment>>> cannot be provided without an @Provides-annotated method.


      Here's the method to provide the Injection in the Fragment:



      private fun performDependencyInjection() = AndroidSupportInjection.inject(this)


      The fragment's parent Activity implements HasSupportFragmentInjector:



      class MainActivity : BaseActivity(), MainMVPView, HasSupportFragmentInjector {
      @Inject
      internal lateinit var dispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
      ...
      override fun supportFragmentInjector() = dispatchingAndroidInjector
      }


      I'm completely lost as to where to solve this error from here. It doesn't appear that there is much current documentation for using Dagger2 with AndroidX.



      I do feel it is important to note I enabled AndroidX and Jetifier through
      gradle.properties:



      android.useAndroidX=true
      android.enableJetifier=true


      However, nothing had changed after a clean and rebuild of the project.



      What is the proper way to provide an Injection to an AndroidX fragment using Dagger2?



      Edit: For the record, this is on Dagger 2 version 2.19. If I switch to using 2.16, everything works fine.










      share|improve this question















      I'm having some issues trying to provide an Injection to an AndroidX fragment, and I'm not sure what the exact issue is, and how to fix it. The app refuses to build, giving the following error:



       error: [Dagger/MissingBinding] java.util.Map<java.lang.Class<? extends androidx.fragment.app.Fragment>,javax.inject.Provider<dagger.android.AndroidInjector.Factory<? extends androidx.fragment.app.Fragment>>> cannot be provided without an @Provides-annotated method.


      Here's the method to provide the Injection in the Fragment:



      private fun performDependencyInjection() = AndroidSupportInjection.inject(this)


      The fragment's parent Activity implements HasSupportFragmentInjector:



      class MainActivity : BaseActivity(), MainMVPView, HasSupportFragmentInjector {
      @Inject
      internal lateinit var dispatchingAndroidInjector: DispatchingAndroidInjector<Fragment>
      ...
      override fun supportFragmentInjector() = dispatchingAndroidInjector
      }


      I'm completely lost as to where to solve this error from here. It doesn't appear that there is much current documentation for using Dagger2 with AndroidX.



      I do feel it is important to note I enabled AndroidX and Jetifier through
      gradle.properties:



      android.useAndroidX=true
      android.enableJetifier=true


      However, nothing had changed after a clean and rebuild of the project.



      What is the proper way to provide an Injection to an AndroidX fragment using Dagger2?



      Edit: For the record, this is on Dagger 2 version 2.19. If I switch to using 2.16, everything works fine.







      android android-fragments dagger-2 androidx






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      share|improve this question




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      edited Nov 21 at 4:44

























      asked Nov 21 at 2:24









      josephoneill

      425725




      425725
























          1 Answer
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          This is due to a mismatch in the Jetifier sources, as you can see from the below code:



          # Androidx compatible dagger
          {
          "from": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" },
          "to": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" }
          }


          From the release note of dagger-2.19:




          In the next release (2.20), we will remove the old format. This will
          allow us to support AndroidX packages better.




          So for now you either have to stick with version 2.16 or wait for the 2.20 release.






          share|improve this answer





















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            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            2














            This is due to a mismatch in the Jetifier sources, as you can see from the below code:



            # Androidx compatible dagger
            {
            "from": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" },
            "to": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" }
            }


            From the release note of dagger-2.19:




            In the next release (2.20), we will remove the old format. This will
            allow us to support AndroidX packages better.




            So for now you either have to stick with version 2.16 or wait for the 2.20 release.






            share|improve this answer


























              2














              This is due to a mismatch in the Jetifier sources, as you can see from the below code:



              # Androidx compatible dagger
              {
              "from": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" },
              "to": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" }
              }


              From the release note of dagger-2.19:




              In the next release (2.20), we will remove the old format. This will
              allow us to support AndroidX packages better.




              So for now you either have to stick with version 2.16 or wait for the 2.20 release.






              share|improve this answer
























                2












                2








                2






                This is due to a mismatch in the Jetifier sources, as you can see from the below code:



                # Androidx compatible dagger
                {
                "from": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" },
                "to": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" }
                }


                From the release note of dagger-2.19:




                In the next release (2.20), we will remove the old format. This will
                allow us to support AndroidX packages better.




                So for now you either have to stick with version 2.16 or wait for the 2.20 release.






                share|improve this answer












                This is due to a mismatch in the Jetifier sources, as you can see from the below code:



                # Androidx compatible dagger
                {
                "from": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" },
                "to": { "groupId": "com.google.dagger", "artifactId": "dagger-android-processor", "version": "2.16" }
                }


                From the release note of dagger-2.19:




                In the next release (2.20), we will remove the old format. This will
                allow us to support AndroidX packages better.




                So for now you either have to stick with version 2.16 or wait for the 2.20 release.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 21 at 13:22









                Benjamin

                2,48321533




                2,48321533






























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