How to download file in URL Android 8 Oreo.
new DownloadFileFromURL(position).execute(data.get(url));
private class DownloadFileFromURL extends AsyncTask<String, String, String> {
private ProgressDialog p;
private int pos = 0;
public DownloadFileFromURL(int p) {
pos = p;
}
@Override protected void onPreExecute() {
super.onPreExecute();
p = new ProgressDialog(context);
p.setMessage("Downloading 0%");
p.setIndeterminate(false);
p.setProgressStyle(ProgressDialog.STYLE_SPINNER);
p.setCancelable(false);
p.show();
}
@Override protected void onProgressUpdate(String... values) {
super.onProgressUpdate(values);
p.setMessage("Downloading " + values[0] + "%");
}
@Override protected String doInBackground(String... f_url) {
int count;
String filename = f_url[0];
String[] parts = filename.split("/");
String part2 = parts[parts.length - 1];
Boolean isSDPresent = Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED);
File myNewFolder = null;
if (isSDPresent) {
String newFolder = "/patelwala";
String extStorageDirectory = Environment.getExternalStorageDirectory().toString();
myNewFolder = new File(extStorageDirectory + newFolder);
if (myNewFolder.exists()) {
} else {
myNewFolder.mkdirs();
}
} else {
String newFolder = "patelwala";
myNewFolder = context.getDir(newFolder, Context.MODE_PRIVATE);
if (!myNewFolder.exists()) {
myNewFolder.mkdirs();
}
}
try {
System.out.println("Downloading");
URL url = new URL(f_url[0]);
URLConnection conection = url.openConnection();
conection.connect();
// getting file length int lenghtOfFile = conection.getContentLength();
// input stream to read file - with 8k buffer InputStream input = new BufferedInputStream(url.openStream(), 8192);
// Output stream to write file OutputStream output = new FileOutputStream(myNewFolder + "/" + part2);
byte data[] = new byte[1024];
long total = 0;
while ((count = input.read(data)) != -1) {
//if (!Webservice.isCancelled) { total += count;
// writing data to file publishProgress("" + (int) ((total * 100) / lenghtOfFile));
output.write(data, 0, count);
/* } else { break; }*/
}
// flushing output output.flush();
// closing streams output.close();
input.close();
} catch (Exception e) {
Log.e("Error: ", e.getMessage());
}
return myNewFolder + "/" + part2;
}
/** * After completing background task **/ @Override protected void onPostExecute(String s) {
p.dismiss();
openDocument(s);
}
}
public void openDocument(String name) {
if (co == 0) {
Intent intent = new Intent(Intent.ACTION_VIEW);
File file = new File(name);
String extension = android.webkit.MimeTypeMap.getFileExtensionFromUrl(Uri.fromFile(file).toString());
String mimetype = android.webkit.MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
if (extension.equalsIgnoreCase("") || mimetype == null) {
// if there is no extension or there is no definite mimetype, still try to open the file intent.setDataAndType(Uri.fromFile(file), "text*//*");
} else {
intent.setDataAndType(Uri.fromFile(file), mimetype);
}
// custom_alert_dialog message for the intent context.startActivity(Intent.createChooser(intent, "Choose an Application:"));
} else {
co = 0;
File f = new File(name);
Uri uri = Uri.parse("file://" + f.getAbsolutePath());
Intent share = new Intent(Intent.ACTION_SEND);
// share.putExtra(Intent.EXTRA_STREAM, uri); String extension = android.webkit.MimeTypeMap.getFileExtensionFromUrl(Uri.fromFile(f).toString());
String mimetype = android.webkit.MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
if (extension.equalsIgnoreCase("") || mimetype == null) {
// if there is no extension or there is no definite mimetype, still try to open the file share.setType("text*//*");
} else {
share.setType(mimetype);
}
share.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(f));
share.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
context.startActivity(Intent.createChooser(share, "Share File"));
}
}
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