getByteArrayFromInputStream.java

   private byte[] getByteArrayFromInputStream(InputStream stream) throws IOException {
      byte[] bytes;
      int len;
      byte[] buffer = new byte[8192];
      ByteArrayOutputStream output = new ByteArrayOutputStream();

      try {
         while ((len = stream.read(buffer, 0, buffer.length)) != -1) output.write(buffer, 0, len);
         bytes = output.toByteArray();
      } finally {
         output.close();
      }
      return bytes;
   }