public BugInstanceGroupNode findChildNode(final BugInstance bugInstance, final int depth, final String groupName) {
if (bugInstance.equals(_bugInstance) && depth == _depthFromRoot && groupName.equals(_groupName)) {
return this;
}
final RecurseVisitCriteria criteria = new RecurseVisitCriteria(bugInstance, depth, groupName);
return _recurseNodeVisitor.findChildNode(criteria);
}