JavaServer Faces

Name

StateManager

Synopsis

An instance of a subclass of this abstract class is invoked to save and restore the state for a view, typically in cooperation with an instance of the javax.faces.render.ResponseStateManager for client-side state saving.

Synopsis

Class name:	javax.faces.application.StateManager
Extends:	None
Implements:	None

Fields

public static final String STATE_SAVING_METHOD_CLIENT

The client-side choice value for the state-saving method selection context initialization parameter: client.

public static final String STATE_SAVING_METHOD_PARAM

The name of the state-saving selection context initialization parameter: javax.faces.STATE_SAVING_METHOD.

public static final String STATE_SAVING_METHOD_SERVER

The server-side choice value for the state-saving method selection context initialization parameter: server.

Constructors

public StateManager()

Creates an instance.

Methods

protected abstract Object getComponentStateToSave(javax.faces.context.FacesContext context)

Returns a Serializable object representing the state of all components and their attached objects.

protected abstract Object getTreeStructureToSave(javax.faces.context.FacesContext context)

Returns a Serializable object representing the component tree structure, i.e., the parent-child relationship for all components and facets in the view.

public boolean isSavingStateInClient()

Returns true if the STATE_SAVING_METHOD_PARAM context initialization parameter has the value STATE_SAVING_METHOD_CLIENT.

protected abstract ...