Sample code to create WebResourceResponse

WebResourceResponse.java

public WebResourceResponse getWebResourceResponseFromAsset(String assetPath, String mimeType, String encoding) throws IOException{
  InputStream inputStream =  getActivity().getAssets().open(assetPath);
  if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
      int statusCode = 200;
      String reasonPhase = "OK";
      Map<String, String> responseHeaders = new HashMap<String, String>();
      responseHeaders.put("Access-Control-Allow-Origin", "*");
      return new WebResourceResponse(mimeType, encoding, statusCode, reasonPhase, responseHeaders, inputStream);
  }
  return new WebResourceResponse(mimeType, encoding, inputStream);
}