Unable to download the pdf file. Here is the Link Which i received in Downloadlistener of WebView in Android blob:https://alphacareinc.com/65355ba1-f094-4a4a-be1a-f37848be9ffd

CodePudding user response：

hello bro try this one!

On my Android App, I have set the followings things:

https://stackoverflow.com/a/48954970

CodePudding user response：

You can use this manager just insert url in method and rest will be done by manager

 public static void downloadThroughManager(String imageUrl, Context context) {
        File path = new File(imageUrl);
        String fileName = path.getName();
        final DownloadManager downloadManager = (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);
        Uri uri = Uri.parse(imageUrl);
        DownloadManager.Request request = new DownloadManager.Request(uri);
        request.setTitle(fileName);
        request.setDescription(fileName);
        request.setVisibleInDownloadsUi(true);
        request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
        request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, fileName);
        long ref = downloadManager.enqueue(request);
        IntentFilter filter = new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE);
        final BroadcastReceiver receiver = new BroadcastReceiver() {
            @Override
            public void onReceive(Context context, Intent intent) {
                long downloadReference = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);
                DownloadManager.Query query = new DownloadManager.Query();
                query.setFilterById(downloadReference);
                Cursor cur = downloadManager.query(query);
                if (cur.moveToFirst()) {
                    int columnIndex = cur.getColumnIndex(DownloadManager.COLUMN_STATUS);
                    if (DownloadManager.STATUS_SUCCESSFUL == cur.getInt(columnIndex)) {
                        String uriString = cur.getString(cur.getColumnIndex(DownloadManager.COLUMN_LOCAL_URI));
                    } else if (DownloadManager.STATUS_FAILED == cur.getInt(columnIndex)) {
                        int columnReason = cur.getColumnIndex(DownloadManager.COLUMN_REASON);
                        int reason = cur.getInt(columnReason);
                        switch (reason) {
                            case DownloadManager.ERROR_FILE_ERROR:
                                Toast.makeText(context, "Download Failed.File is corrupt.", Toast.LENGTH_LONG).show();
                                break;
                            case DownloadManager.ERROR_HTTP_DATA_ERROR:
                                Toast.makeText(context, "Download Failed.Http Error Found.", Toast.LENGTH_LONG).show();
                                break;
                            case DownloadManager.ERROR_INSUFFICIENT_SPACE:
                                Toast.makeText(context, "Download Failed due to insufficient space in internal storage", Toast.LENGTH_LONG).show();
                                break;
                            case DownloadManager.ERROR_UNHANDLED_HTTP_CODE:
                                Toast.makeText(context, "Download Failed. Http Code Error Found.", Toast.LENGTH_LONG).show();
                                break;
                            case DownloadManager.ERROR_UNKNOWN:
                                Toast.makeText(context, "Download Failed.", Toast.LENGTH_LONG).show();
                                break;
                            case DownloadManager.ERROR_CANNOT_RESUME:
                                Toast.makeText(context, "ERROR_CANNOT_RESUME", Toast.LENGTH_LONG).show();
                                break;
                            case DownloadManager.ERROR_TOO_MANY_REDIRECTS:
                                Toast.makeText(context, "ERROR_TOO_MANY_REDIRECTS", Toast.LENGTH_LONG).show();
                                break;
                            case DownloadManager.ERROR_DEVICE_NOT_FOUND:
                                Toast.makeText(context, "ERROR_DEVICE_NOT_FOUND", Toast.LENGTH_LONG).show();
                                break;

                        }
                    }
                }
            }

        };
        context.registerReceiver(receiver, filter);
    }