public UpdateBugCollection(BugCollection collectionToUpdate, BugCollection newCollection) { this.collectionToUpdate = collectionToUpdate;
public UpdateBugCollection(BugCollection origCollection, BugCollection newCollection) { this.origCollection = origCollection;
 	public UpdateBugCollection(BugCollection collectionToUpdate, BugCollection newCollection) {		this.collectionToUpdate = collectionToUpdate;		this.newCollection = newCollection;		this.comparator = VersionInsensitiveBugComparator.instance();	}