これはYoutubeからチャンネルリストを取得するための私のコードです。これが役立つことを願っています
public void getYouTubeData(){
    StringBuilder urlString = new StringBuilder();
    HttpURLConnection urlConnection = null;
    URL url = null;
    urlString.append("http://gdata.youtube.com/feeds/api/users/CaliforniaDMV/playlists?v=2&alt=json");
    m_ytdata = new ArrayList<YoutubeChannelList.YouTubePlayListData>();
    try {
        url = new URL(urlString.toString());
    } catch (MalformedURLException e2) {
        // TODO Auto-generated catch block
        e2.printStackTrace();
    }
    try {
        urlConnection = (HttpURLConnection) url.openConnection();
    } catch (IOException e2) {
        // TODO Auto-generated catch block
        e2.printStackTrace();
    }
    try {
        urlConnection.setRequestMethod("GET");
    } catch (ProtocolException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }
    urlConnection.setDoOutput(true);
    urlConnection.setDoInput(true);
    try {
        urlConnection.connect();
    } catch (UnknownHostException e) {
        e.printStackTrace();
    } catch (IOException e){
        e.printStackTrace();
    }
    InputStream inputStream = null;
    try {
        inputStream = urlConnection.getInputStream();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    String result = null;
    if(inputStream != null){
     result = convertStreamToString(inputStream);
    } else {
        Log.d("NULLLL","NULL");
    }
    try {
        inputStream.close();
    } catch (IOException e1) {
        // TODO Auto-generated catch block
        e1.printStackTrace();
    }
    urlConnection.disconnect();
    try {
        final JSONObject json = new JSONObject(result);
        final JSONObject jsonentry = json.getJSONObject("feed");
        int length = jsonentry.length();
        //final JSONObject jsonarr = jsonentry.getJSONObject("entry")
        final JSONArray jsonarr = jsonentry.getJSONArray("entry");
        int len = jsonarr.length();
        //Log.d("XXX", "Length is " + length + "arry len: " + len);
        for(int loop = 0;loop<len;loop++){
            YouTubePlayListData yt = new YouTubePlayListData();
            final JSONObject inner = jsonarr.getJSONObject(loop);
            yt.setIds(inner.getJSONObject("yt$playlistId").getString("$t"));
            //yt.setVideoId(getThumbnailImage(inner.getJSONObject("yt$playlistId").getString("$t")));
            yt.setUpdated(inner.getJSONObject("updated").getString("$t").substring(0,10));
            yt.setTitles(inner.getJSONObject("title").getString("$t"));
            yt.setCount(Integer.parseInt(inner.getJSONObject("yt$countHint").getString("$t")));
            //Log.d("LOOP","id: " +inner.getJSONObject("yt$playlistId").getString("$t"));
            //Log.d("LOOP","updated: " + inner.getJSONObject("updated").toString());
            //Log.d("LOOP","title: " + inner.getJSONObject("title").getString("$t"));
            m_ytdata.add(yt);
        }
        runOnUiThread(returnRes);
    } catch (JSONException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}