StateHandler

```
public class StateHandler
extends Object
```
Holds information about the current State of the components in a Component Tree.

Fields
Modifier and Type	Field and Description
`HashSet<String>`	`mNeededStateContainers` Contains all keys of components that were present in the current ComponentTree and therefore their StateContainer needs to be kept around.
`Map<String,StateContainer>`	`mStateContainers` Maps a component key to a component object that retains the current state values for that key.

Constructors
Constructor and Description
`StateHandler()`
`StateHandler(StateHandler stateHandler)`

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`static StateHandler`	`createNewInstance(StateHandler stateHandler)`
`boolean`	`isEmpty()`

public StateHandler(@Nullable
                    StateHandler stateHandler)

@Nullable
public static StateHandler createNewInstance(@Nullable
                                                       StateHandler stateHandler)

Class StateHandler