public RevTag lookupTag(AnyObjectId id) {RevTag c = (RevTag) objects.get(id);if (c == null) {c = new RevTag(id);objects.add(c);}return c;}

public virtual RevTag LookupTag(AnyObjectId id){RevTag c = (RevTag)objects.Get(id);if (c == null){c = new RevTag(id);objects.Add(c);}return c;}
