code: public static byte[] decode(final byte[] compressed) throws IOException {
          ByteArrayInputStream byteIn = new ByteArrayInputStream(compressed);
          ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
          InflaterInputStream inflaterIn = null;
          try {
              inflaterIn = new InflaterInputStream(byteIn);
              int read;
              byte[] buffer = new byte[BUFFER_SIZE];
              do {
                  read = inflaterIn.read(buffer);
                  if (read > 0) {
                      byteOut.write(buffer, 0, read);
                  }
              } while (read >= 0);
              return byteOut.toByteArray();
          } finally {
              inflaterIn.close();
              byteOut.close();
          }
      }
docs: Uncompress/decode the data provided using the ZLIB format.
  
  @param data data to uncompress
  @return uncompressed data
  @throws IOException on decompression failure