我想让我的应用程序在后台运行
我有一个应用程序将用户的位置发送到我们的服务器
我有以下代码:
我有一个应用程序将用户的位置发送到我们的服务器
我有以下代码:
public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); LocationManager locationManager; String context = Context.LOCATION_SERVICE; locationManager = (LocationManager)getSystemService(context); Criteria criteria = new Criteria(); criteria.setAccuracy(Criteria.ACCURACY_FINE); criteria.setAltituderequired(false); criteria.setBearingrequired(false); criteria.setCostAllowed(true); criteria.setPowerRequirement(Criteria.POWER_LOW); String provider = locationManager.getBestProvider(criteria,true); updateWithNewLocation(null); locationManager.requestLocationUpdates(provider,(10*60*1000),10,locationListener); } private final LocationListener locationListener = new LocationListener() { public void onLocationChanged(Location location) { updateWithNewLocation(location); } public void onProviderDisabled(String provider){ updateWithNewLocation(null); } public void onProviderEnabled(String provider){ } public void onStatusChanged(String provider,int status,Bundle extras){ } }; public void updateWithNewLocation(Location location) { if (location != null) { Dbhelper helper = new Dbhelper(this); final sqliteDatabase db = helper.getWritableDatabase(); long time = System.currentTimeMillis(); SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd kk:mm:ss"); final String curTime = df.format(time); final double lat = location.getLatitude(); final double lng = location.getLongitude(); final double alt = location.getAltitude(); System.out.println(lat); System.out.println(lng); System.out.println(alt); db.execsql("INSERT INTO location (longitude,latitude,altitude,tgl_buat) VALUES " + "('"+lng+"','"+lat+"','"+alt+"','"+curTime+"')"); db.close(); /*Timer timer = new Timer(); timer.scheduleAtFixedRate(new TimerTask(){ @Override public void run(){ db.execsql("INSERT INTO location (longitude,tgl_buat) VALUES " + "('121.2149012','-6.217837','0.0','2012-05-07 10:20:01')"); db.close(); } },10*60*1000,10*60*1000);*/ } }