static List<WindowFunction> availableFunctions = Arrays.asList(WindowFunction.mean, WindowFunction.max);
private void init(String filename) {
try {
this.filename = FilenameUtils.removeExtension(filename);
counts = new CachingCountsArchiveReader(this.filename);
ids = counts.getIdentifiers();
for (String id : ids) {
if (id.startsWith("chr")) {
someIdsStartWithChr = true;