、 は、私はいくつかのチュートリアルを踏襲してからJSONデータを取得するとき、それが動作することをTwitterからAndroidのJSON Webサービスの問題
package com.or.jsonswitch;
import ***
public class JsonTestMySwitchActivity extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Log.d("msg", "app started 1");
String readResponse = readResponse(); //crea un string llenado por lo que devuelve la funcion()
try {
JSONArray jsonArray = new JSONArray(readResponse);
Log.d("msg", "number of entries::"+jsonArray.length());
Log.d("msg", "response::"+jsonArray);
} catch (Exception e) {
e.printStackTrace(); //donde va el stacktrace?
}
}
public String readResponse() { //autogenera como private!, cambio a public!
Log.d("msg" , "entra a buscar");
StringBuilder builder = new StringBuilder();
HttpClient client = new DefaultHttpClient();
//HttpGet httpGet = new HttpGet("http://twitter.com/statuses/user_timeline/vogella.json");
HttpGet httpGet = new HttpGet("http://myswitch.merged.stage.orchard.net.au/LifftService.svc/JSON/CoverageSearchByLatLong/-33.881393,151.214534");
//httpGet.setHeader("Content-Type", "text/plain; charset=utf-8");
//httpGet.setHeader("Content-Type", "json");
try {
HttpResponse response = client.execute(httpGet); //que es?
StatusLine statusLine = response.getStatusLine(); //que es?
int statusCode = statusLine.getStatusCode();
if (statusCode == 200) { //200?
HttpEntity entity = response.getEntity(); //que es?
InputStream content = entity.getContent(); //que es?
BufferedReader reader = new BufferedReader(new InputStreamReader(content)); //que es?
String line;
while ((line = reader.readLine()) != null) {
builder.append(line);
}
} else {
Log.d("msg" , "Failed to download file");
}
} catch (ClientProtocolException e) {
e.printStackTrace();
Log.d("msg", "client protocol exception:"+e);
} catch (IOException e) {
e.printStackTrace();
Log.d("msg", "client protocol exception:"+e);
}
return builder.toString();
}
注テストを読んでアプリを持っていますツイッター:
//HttpGet httpGet = new HttpGet("http://twitter.com/statuses/user_timeline/vogella.json");
が、私の目的のサーバから取得する際に、空白表示されます:
HttpGet httpGet = new HttpGet("http://myswitch.merged.stage.orchard.net.au/LifftService.svc/JSON/CoverageSearchByLatLong/-33.881393,151.214534");
空白を返すときにエラーメッセージが表示されない
JSONというヘッダーを設定する必要がありますか?どうやって?コードの下
//httpGet.setHeader("Content-Type", "json");
感謝。 – curioustechizen