Downloading Image through URL in Android

public void downloadFile(String uRl) {
String [] urlTemp = uRl.split("/");
String photoName = urlTemp[urlTemp.length-1];
File direct = new File(Environment.getExternalStorageDirectory()
+ "/TempFolderName/"+photoName);
// I had added this line so that no duplication of file should be happen.
if (!direct.exists()) {
File direct1 = new File(Environment.getExternalStorageDirectory()
+ "/TempFolderName");
if (!direct1.exists()) {
direct1.mkdir();
}
DownloadManager mgr = (DownloadManager) getApplicationContext().getSystemService(Context.DOWNLOAD_SERVICE);
Uri downloadUri = Uri.parse(uRl);
DownloadManager.Request request = new DownloadManager.Request(
downloadUri);
request.setAllowedNetworkTypes(
DownloadManager.Request.NETWORK_WIFI
| DownloadManager.Request.NETWORK_MOBILE)
.setAllowedOverRoaming(false).setTitle("Demo")
.setDescription("Something useful. No, really.")
.setDestinationInExternalPublicDir("/TempFolderName", photoName);
mgr.enqueue(request);
}

}