}
public ControlBlockHandler getControlBlockHandler(String segCode) throws SAXException {
if(segCode.equals("UNH")) {
return new UNHHandler(unhSegment, untSegment, hierarchyChangeListener);
} else if(segCode.equals("UNG")) {
return new UNGHandler(ungSegment, uneSegment);
} else if(segCode.equals("UNA")) {
return new UNAHandler();
} else if(segCode.equals("UNB")) {