if (!isHierarchical(column)) return false; if (!mightBeExpansionTrigger(e)) return false; boolean changedExpansion = false;
if (!isHierarchical(column)) return false; if (!mightBeExpansionTrigger(e)) return false; boolean changedExpansion = false;
if (!isHierarchical(column)) return false; if (!mightBeExpansionTrigger(e)) return false; boolean changedExpansion = false;
if (!isHierarchical(column)) return false; if (!mightBeExpansionTrigger(e)) return false; boolean changedExpansion = false;