@FormParam("state") String state) {
ViewClient viewClient = _viewManager.getViewCient(viewId);
state = StringUtils.stripToNull(state);
Response response = Response.status(Response.Status.BAD_REQUEST).build();
if (state != null) {
ViewClientState currentState = viewClient.getState();
state = state.toUpperCase();
switch (state) {
case "PAUSE":
case "P":
if (currentState != ViewClientState.TERMINATED) {