AbstractSavedStateViewModelFactory

Kotlin |Java

abstract class AbstractSavedStateViewModelFactory : KeyedFactory

androidx.lifecycle.AbstractSavedStateViewModelFactory

Skeleton of androidx.lifecycle.ViewModelProvider.KeyedFactory that creates SavedStateHandle for every requested androidx.lifecycle.ViewModel. The subclasses implement create(String, Class, SavedStateHandle) to actually instantiate androidx.lifecycle.ViewModels.

Summary

Public constructors
`<init>(@NonNull owner: SavedStateRegistryOwner, @Nullable defaultArgs: Bundle?)` Constructs this factory.

Public methods
T	`create(@NonNull modelClass: Class<T>)`

Protected methods
abstract T	`create(@NonNull key: String, @NonNull modelClass: Class<T>, @NonNull handle: SavedStateHandle)` Creates a new instance of the given `Class`.

Public constructors

<init>

AbstractSavedStateViewModelFactory(
    @NonNull owner: SavedStateRegistryOwner, 
    @Nullable defaultArgs: Bundle?)

Constructs this factory.

Parameters
`owner`	SavedStateRegistryOwner: `SavedStateRegistryOwner` that will provide restored state for created `ViewModels`
`defaultArgs`	Bundle?: values from this `Bundle` will be used as defaults by `SavedStateHandle` passed in `ViewModels` if there is no previously saved state or previously saved state misses a value by such key

Public methods

create

@NonNull fun <T : ViewModel!> create(@NonNull modelClass: Class<T>): T

Protected methods

create

@NonNull protected abstract fun <T : ViewModel!> create(
    @NonNull key: String, 
    @NonNull modelClass: Class<T>, 
    @NonNull handle: SavedStateHandle
): T

Creates a new instance of the given Class.

Parameters
`key`	String: a key associated with the requested ViewModel
`modelClass`	Class<T>: a `Class` whose instance is requested
`handle`	SavedStateHandle: a handle to saved state associated with the requested ViewModel
`<T>`	The type parameter for the ViewModel.

Return
`T`	a newly created ViewModels