我知道网站上有很多关于IOExeption：服务不可用的问题.....我已经检查了我能找到的关于这个主题的所有答案......我正在运行它，async task它似乎工作正常但仍然得到同样的例外。
我isPresent()在以前的尝试中使用过，尽管它不在以下代码中，而且我使用的是同一部手机。我有互联网许可。我试图改变目标，google api看看这是否是问题所在，但没有任何区别。
这是第四年项目的重要组成部分，因此任何帮助都是认真的。ps 之前从未使用过 java 或 android，所以请原谅任何看起来像编码的菜鸟。
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
view1 = (TextView) findViewById(R.id.textView1);
view2 = (TextView)findViewById(R.id.textView2);
view3 = (TextView)findViewById(R.id.textView4);
b1 = (Button) findViewById(R.id.button1);
locationManager =
(LocationManager) this.getSystemService(Context.LOCATION_SERVICE);
//provider =
// locationManager.getProvider(LocationManager.GPS_PROVIDER);
final LocationListener listener = new LocationListener() {
@Override
public void onLocationChanged(Location location) {
view2.setText(Double.toString(location.getLatitude()));
view3.setText(Double.toString(location.getLongitude()));
Double lat = Double.valueOf(location.getLatitude());
Double longTemp = Double.valueOf(location.getLatitude());
new geo().execute(lat,longTemp);
}
@Override
public void onProviderDisabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onProviderEnabled(String provider) {
// TODO Auto-generated method stub
}
@Override
public void onStatusChanged(String provider, int status,
Bundle extras) {
// TODO Auto-generated method stub
}
};
b1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
locReqest();
}
private void locReqest() {
locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 10000, 0, listener);
}
});
}
class geo extends AsyncTask<Double, Void, String>{
Geocoder geocoder = new Geocoder(getApplicationContext(), Locale.getDefault());
@Override
protected String doInBackground(Double... params) {
Address address = null;
List<Address> addresses = null;
try {
// Call the synchronous getFromLocation() method by passing in the lat/long values.
addresses = geocoder.getFromLocation(params[0].doubleValue(),params[1].doubleValue(), 1);
address = addresses.get(0);
if (address != null){
return "Got your address : " + address.getCountryName().toString();
}
} catch (IOException e) {
e.printStackTrace();
return "failed";
}
return"fail";
}
@Override
protected void onPostExecute(String result) {
// TODO Auto-generated method stub
super.onPostExecute(result);
//view1.setText(result);
Toast.makeText(getApplicationContext(), "The address is: " + result, Toast.LENGTH_LONG).show();
}
}
这是日志猫
12-16 23:06:53.855: W/System.err(23578): java.io.IOException: Service not Available
12-16 23:06:53.865: W/System.err(23578): at android.location.Geocoder.getFromLocation(Geocoder.java:136)
12-16 23:06:53.865: W/System.err(23578): at com.boggerTech.local.Main$geo.doInBackground(Main.java:102)
12-16 23:06:53.880: W/System.err(23578): at com.boggerTech.local.Main$geo.doInBackground(Main.java:1)
12-16 23:06:53.900: W/System.err(23578): at android.os.AsyncTask$2.call(AsyncTask.java:264)
12-16 23:06:53.900: W/System.err(23578): at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:305)
12-16 23:06:53.905: W/System.err(23578): at java.util.concurrent.FutureTask.run(FutureTask.java:137)
12-16 23:06:53.915: W/System.err(23578): at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:208)
12-16 23:06:53.915: W/System.err(23578): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076)
12-16 23:06:53.915: W/System.err(23578): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569)
12-16 23:06:53.920: W/System.err(23578): at java.lang.Thread.run(Thread.java:856)
12-16 23:07:10.440: W/System.err(23578): java.io.IOException: Service not Available