/**
* @see {@link javax.faces.render.ResponseStateManager#getState(javax.faces.context.FacesContext,
* String)}
*/
@Override
public Object getState(FacesContext context, String viewId) {
Object state = RequestStateManager.get(context, RequestStateManager.FACES_VIEW_STATE);
if (state == null) {
try {
state = helper.getState(context, viewId);
if (state != null) {
RequestStateManager.set(context, RequestStateManager.FACES_VIEW_STATE, state);
}
} catch (IOException e) {
throw new FacesException(e);
}
}
return state;
}
