Muneefm

 public String generateMagneticUrl(String hash,String movieName) throws UnsupportedEncodingException {
        //magnet:?xt=urn:btih:TORRENT_HASH&dn=Url+Encoded+Movie+Name&tr=http://track.one:1234/announce&tr=udp://track.two:80

        String baseString = "magnet:?xt=urn:btih:"+hash+"&dn=";
        String encodedMovieName = URLEncoder.encode(movieName, "utf-8").replace("+", "%20");
        baseString+=encodedMovieName;
        String tracker1 = "udp://open.demonii.com:1337/announce";
        String tracker2 = "udp://tracker.openbittorrent.com:80";
        String tracker3 = "udp://tracker.coppersurfer.tk:6969";
        String tracker4 = "udp://glotorrents.pw:6969/announce";

Muneefm

package appilder.coffye.com.woocommerceadmin.Tools;

import android.content.Context;
import android.util.Base64;
import android.util.Log;

import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;