code: public void addAll(Collection<BugInstance> collection, boolean updateActiveTime) {
          for (BugInstance warning : collection) {
              add(warning, updateActiveTime);
          }
      }
docs: Add a Collection of BugInstances to this BugCollection object.
  
  @param collection
  the Collection of BugInstances to add
  @param updateActiveTime
  true if active time of added BugInstances should be updated to
  match collection: false if not