private List<File> getMatchingSubList(String searchTextStart, String searchTextEnd,
			List<File> list) {

		int startIndex = Collections.binarySearch(list, searchTextStart, searchComparator);
		int endIndex = Collections.binarySearch(list, searchTextEnd, searchComparator);

		// the binary search returns a negative, incremented position if there is no match in the
		// list for the given search
		if (startIndex < 0) {
			startIndex = -startIndex - 1;
		}

		if (endIndex < 0) {
			endIndex = -endIndex - 1;
		}

		return list.subList(startIndex, endIndex);
	}
A model that allows the {@link DropDownSelectionTextField} to work with File objects.
Ghidra/Framework/Docking/src/main/java/docking/widgets/filechooser/FileDropDownSelectionDataModel.java