fenzo-triggers/src/main/java/com/netflix/fenzo/triggers/persistence/InMemoryTriggerDao.java
@Override
    public void updateTrigger(Trigger trigger) {
        String triggerGroup = extractGroupFromId(trigger.getId());
        update(triggerGroup, trigger.getId(), trigger);
    }
@Override
    public void updateTrigger(Trigger trigger) {
        String triggerGroup = extractGroupFromId(trigger.getId());
        update(triggerGroup, trigger.getId(), trigger);
    }
@warn method description missing
@warn parameter trigger description missing

@param trigger