Method sortItems

android/src/org/coolreader/crengine/CRDB.java:370–379

(ArrayList<FileInfo> items, final ItemGroupExtractor extractor)

	}
	
	private void sortItems(ArrayList<FileInfo> items, final ItemGroupExtractor extractor) {
		Collections.sort(items, new Comparator<FileInfo>() {
			@Override
			public int compare(FileInfo lhs, FileInfo rhs) {
				String l = extractor.getComparisionField(lhs) != null ? extractor.getComparisionField(lhs).toUpperCase() : "";
				String r = extractor.getComparisionField(rhs) != null ? extractor.getComparisionField(rhs).toUpperCase() : "";
				return l.compareTo(r);
			}
		});
	}
	
	private void addGroupedItems(FileInfo parent, ArrayList<FileInfo> items, int start, int end, String groupPrefixTag, int level, final ItemGroupExtractor extractor) {
		int itemCount = end - start;