public class ServiceList extends Activity {	@Override	protected void onCreate(Bundle savedInstanceState) {		super.onCreate(savedInstanceState);		TextView tv = new TextView(this);
		ActivityManager activityManger = (ActivityManager) getSystemService(ACTIVITY_SERVICE);// 獲取Activity管理器		List<ActivityManager.RunningServiceInfo> serviceList = activityManger.getRunningServices(30);// 從窗口管理器中獲取正在運行的Service		tv.setText(getServicesName(serviceList));		setContentView(tv);	}	private boolean ServiceIsStart(List<ActivityManager.RunningServiceInfo> list, String className) {// 判斷某個服務是否啟動		for (int i = 0; i < list.size(); i++) {			if (className.equals(list.get(i).service.getClassName()))				return true;		}		return false;	}	private String getServicesName(List<ActivityManager.RunningServiceInfo> list) {// 獲取所有服務的名稱		String res = "";		for (int i = 0; i < list.size(); i++) {			res += list.get(i).service.getClassName() + "/n";		}		return res;	}}