我正在尝试解析此 Json 响应。由于某种奇怪的原因它不起作用。请多多包涵 。我真的很讨厌 Json。
Here is the Url am trying to parse:
这是我用来解析它的代码:
public class AsyncTaskParseJson extends AsyncTask<String, String, String> {
final String TAG = "AsyncTaskParseJson.java";
// set your json string url here
@Override
protected void onPreExecute() {
Toast.makeText(getActivity(), "started", Toast.LENGTH_SHORT).show();
}
@Override
protected String doInBackground(String... arg0) {
String str = "";
HttpResponse response;
HttpClient myClient = new DefaultHttpClient();
HttpPost myConnection = new HttpPost("http://gdata.youtube.com/feeds/api/videos/iS1g8G_njx8?v=2&alt=jsonc");
try {
response = myClient.execute(myConnection);
str = EntityUtils.toString(response.getEntity(), "UTF-8");
} catch (ClientProtocolException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
try{
JSONObject myJson = new JSONObject(str);
String grande = myJson.getString("title");
Toast.makeText(getActivity(), ""+grande, Toast.LENGTH_SHORT).show();
} catch ( JSONException e) {
e.printStackTrace();
}
return null;
}
@Override
protected void onPostExecute(String strFromDoInBg) {
Toast.makeText(getActivity(), "done", Toast.LENGTH_SHORT).show();
}
}
我只需要解析标题和描述。谢谢
最佳答案
看来你没有正确解析
使用以下代码更改您的 try block
try{
JSONObject myJson = new JSONObject(str);
JSONObject entityObject = myJson.getJSONObject("entity");
// Parsing title
JSONOBject titleObject = entityObject.getJSONObject("title");
String grande = titleObject.getString("$t");
// Do the same for Description as well (Like above two line)
Toast.makeText(getActivity(), ""+grande, Toast.LENGTH_SHORT).show();
} catch ( JSONException e) {
e.printStackTrace();
}
关于java - 解析简单的 Json 响应,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/27227838/