MutableLiveData and cannot find symbol class BindingComponent










0















I need to use MutableLiveData in my ViewModel but there is problem with BindingComponents. When I use LiveData is fine and the app works, but if I use MutableLiveData I have 5, 6 or even more errors with for example this: error: cannot find symbol class RecyclerViewItemBinding.
I've used Invalidate Caches/Restart, Clean Project, Rebuild Project and is still same. Only the number of errors changes



ViewModel:



public class MainViewModel extends AndroidViewModel {

private TaskRepository taskRepository;
private MutableLiveData<List<Task>> allTasks;
public ObservableField<String> description = new ObservableField<>();
public ObservableField<String> date = new ObservableField<>();
public ObservableField<String> time = new ObservableField<>();


public MainViewModel(@NonNull Application application)
super(application);
taskRepository = new TaskRepository(application);
allTasks = taskRepository.getAllTasks();


public LiveData<List<Task>> getAllTasks()
return allTasks;


public void deleteTask(Task task)
taskRepository.delete(task);


public void select(Task task)



public LiveData<List<Task>> getSelected()
return allTasks;
`









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    0















    I need to use MutableLiveData in my ViewModel but there is problem with BindingComponents. When I use LiveData is fine and the app works, but if I use MutableLiveData I have 5, 6 or even more errors with for example this: error: cannot find symbol class RecyclerViewItemBinding.
    I've used Invalidate Caches/Restart, Clean Project, Rebuild Project and is still same. Only the number of errors changes



    ViewModel:



    public class MainViewModel extends AndroidViewModel {

    private TaskRepository taskRepository;
    private MutableLiveData<List<Task>> allTasks;
    public ObservableField<String> description = new ObservableField<>();
    public ObservableField<String> date = new ObservableField<>();
    public ObservableField<String> time = new ObservableField<>();


    public MainViewModel(@NonNull Application application)
    super(application);
    taskRepository = new TaskRepository(application);
    allTasks = taskRepository.getAllTasks();


    public LiveData<List<Task>> getAllTasks()
    return allTasks;


    public void deleteTask(Task task)
    taskRepository.delete(task);


    public void select(Task task)



    public LiveData<List<Task>> getSelected()
    return allTasks;
    `









    share|improve this question
























      0












      0








      0








      I need to use MutableLiveData in my ViewModel but there is problem with BindingComponents. When I use LiveData is fine and the app works, but if I use MutableLiveData I have 5, 6 or even more errors with for example this: error: cannot find symbol class RecyclerViewItemBinding.
      I've used Invalidate Caches/Restart, Clean Project, Rebuild Project and is still same. Only the number of errors changes



      ViewModel:



      public class MainViewModel extends AndroidViewModel {

      private TaskRepository taskRepository;
      private MutableLiveData<List<Task>> allTasks;
      public ObservableField<String> description = new ObservableField<>();
      public ObservableField<String> date = new ObservableField<>();
      public ObservableField<String> time = new ObservableField<>();


      public MainViewModel(@NonNull Application application)
      super(application);
      taskRepository = new TaskRepository(application);
      allTasks = taskRepository.getAllTasks();


      public LiveData<List<Task>> getAllTasks()
      return allTasks;


      public void deleteTask(Task task)
      taskRepository.delete(task);


      public void select(Task task)



      public LiveData<List<Task>> getSelected()
      return allTasks;
      `









      share|improve this question














      I need to use MutableLiveData in my ViewModel but there is problem with BindingComponents. When I use LiveData is fine and the app works, but if I use MutableLiveData I have 5, 6 or even more errors with for example this: error: cannot find symbol class RecyclerViewItemBinding.
      I've used Invalidate Caches/Restart, Clean Project, Rebuild Project and is still same. Only the number of errors changes



      ViewModel:



      public class MainViewModel extends AndroidViewModel {

      private TaskRepository taskRepository;
      private MutableLiveData<List<Task>> allTasks;
      public ObservableField<String> description = new ObservableField<>();
      public ObservableField<String> date = new ObservableField<>();
      public ObservableField<String> time = new ObservableField<>();


      public MainViewModel(@NonNull Application application)
      super(application);
      taskRepository = new TaskRepository(application);
      allTasks = taskRepository.getAllTasks();


      public LiveData<List<Task>> getAllTasks()
      return allTasks;


      public void deleteTask(Task task)
      taskRepository.delete(task);


      public void select(Task task)



      public LiveData<List<Task>> getSelected()
      return allTasks;
      `






      android android-room android-architecture-components android-livedata android-viewmodel






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      asked Nov 13 '18 at 21:49









      user9897182user9897182

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