# Package com.google.zxing.web

- Class Summary
  Class | Description
  --- | ---
  ChartServlet | A reimplementation of the Google Chart Server's QR code encoder, which is now deprecated.
  DecodeServlet | `HttpServlet` which decodes images containing barcodes.
  DoSFilter | A simplistic `Filter` that rejects requests from hosts that are sending too many requests in too short a time.
  HTTPSFilter | Redirects things to HTTPS, like the main decode page, which should prefer HTTPS.
  OutputUtils | Utility functions for `decoderesult.jspx`.
  WelcomeFilter | Handles redirects to the app landing page.

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