@Override
		public String getFilterString(ReferenceEndpoint t, Settings settings) {
			RefType refType = t.getReferenceType();
			String text = refType.getDisplayString();
			if (t.isOffcut()) {
				return text + PLAIN_OFFCUT_TEXT;
			}
			return text;
		}
Table model for showing the 'from' side of passed-in references.
Ghidra/Features/Base/src/main/java/ghidra/util/table/ReferencesFromTableModel.java