ParameterValidation.throwIllegalArgExceptionIfNull(propertyMap, "property map");
PortletStateContext ctx = loadState(stateId);
PortletState state = ctx.getState();
PropertyMap props = state.getProperties();
props.clear();
props.putAll(propertyMap);
updateStateContext(ctx);
}
public void destroyState(String stateId) throws InvalidStateIdException, NoSuchStateException