Load ONLINE PDF from Server JSON with PdfView library - Android - Java

private class LoadPdfFromURL extends AsyncTask<String, Void, InputStream> {

   
}

try {
    URL url = new URL(pdfUrl);

    try {
        HttpURLConnection httpURLConnection = (HttpURLConnection) url.openConnection();
        if (httpURLConnection.getResponseCode() == HttpURLConnection.HTTP_OK) {
            return new BufferedInputStream(httpURLConnection.getInputStream());
        }
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
} catch (MalformedURLException e) {
    throw new RuntimeException(e);
}

if (inputStream != null) {

    pdfView.fromStream(inputStream)
            .onLoad(new OnLoadCompleteListener() {
                @Override
                public void loadComplete(int nbPages) {
                    animationContainer.setVisibility(View.GONE);
                    pdfViewContainer.setVisibility(View.VISIBLE);
                    pdfview.setVisibility(View.VISIBLE);
                }
            })
            .enableSwipe(true) // allows to block changing pages using swipe
            .swipeHorizontal(false)
            .enableDoubletap(true)
            .defaultPage(0)
            .spacing(10)
            .nightMode(false) // toggle night mode
            .load();
}
else {
    Toast.makeText(PdfViewer.this, "Pdf Load Failed", Toast.LENGTH_SHORT).show();
}

new LoadPdfFromURL().execute(pdfUrl);