final ZipInputStream zis = new ZipInputStream(URLUtil.openStream(zipUrl));
            try {
                ZipEntry entry = null;
                while ((entry = ZipInputStreamUtil.getNextEntry(zis)) != null) {
                    entryNames.add(entry.getName());
                    ZipInputStreamUtil.closeEntry(zis);
                }
            } finally {
                CloseableUtil.close(zis);