Android 检查服务是否在运行，android检查,private Bool

Android 检查服务是否在运行，android检查,private Bool

private Boolean isServiceRunning(String serviceName) {         ActivityManager activityManager = (ActivityManager) getSystemService(ACTIVITY_SERVICE);            for (RunningServiceInfo runningServiceInfo : activityManager.getRunningServices(Integer.MAX_VALUE)) {                if (serviceName.equals(runningServiceInfo.service.getClassName())) {                    return true;                }            }            return false;    }