public static void extractArchive()

in src/main/java/co/elastic/support/util/ArchiveUtils.java [71:122]
39 lines of code
9 McCabe index (conditional complexity)

   public static void extractArchive(String filename, String targetDir) throws IOException {
      ArchiveInputStream ais = null;
      try {
         InputStream inputStream = new FileInputStream(new File(filename));
         if (filename.endsWith(".zip")) {
            ais = new ZipArchiveInputStream(inputStream);
         } else {
            logger.error(Constants.CONSOLE, "Unsupported archive type");
            return;
         }

         ArchiveEntry entry = ais.getNextEntry();
         String archiveDir = entry.getName();
         while ((entry = ais.getNextEntry()) != null) {
            String newPath = entry.getName().replace(archiveDir, "");
            if (newPath.endsWith(".zip") || newPath.endsWith(".tar") | newPath.endsWith("tar.gz")) {
               String nestedArch = entryToDisk(ais, targetDir, newPath);
               String nestedTargetDir = nestedArch.substring(nestedArch.lastIndexOf(SystemProperties.fileSeparator));
               extractArchive(nestedArch, nestedTargetDir);
               new File(nestedArch).delete();
            } else if (entry.isDirectory()) {
               File f = new File(targetDir + SystemProperties.fileSeparator + newPath);
               boolean created = f.mkdir();
               if (!created) {
                  System.out.printf("Unable to create directory '%s', during extraction of archive contents.\n",
                        f.getAbsolutePath());
               }
            } else {
               entryToDisk(ais, targetDir, newPath);
               /*
                * int count;
                * byte data[] = new byte[bufferSize];
                * FileOutputStream fos = new FileOutputStream(new File(targetDir +
                * SystemProperties.fileSeparator + newPath), false);
                * try (BufferedOutputStream dest = new BufferedOutputStream(fos, bufferSize)) {
                * while ((count = ais.read(data, 0, bufferSize)) != -1) {
                * dest.write(data, 0, count);
                * }
                * }
                */
            }
         }

         System.out.println("Extract completed successfully!");
      } catch (IOException e) {
         logger.error(e);
      } finally {
         if (ais != null) {
            ais.close();
         }
      }
   }