((PluginStruct)obj).activated = activated;
PluginStruct struct = (PluginStruct) obj; if (!struct.deprecated) { struct.activated = activated; } else { struct.activated = false; }
	protected void setPluginActivity(String identifier, boolean activated) {		Object obj = pluginList.get(identifier);		if (obj != null) {			((PluginStruct)obj).activated = activated;			storeActivities();		} else {			throw new IllegalArgumentException("plugin '"+identifier+"' does not exist");		}	}