关于Android中判断Service是否正在运行的说明

/**
 * 判断服务是否正在运行
 *
 * @param context     上下文
 * @param serviceName 服务名称,包名加类名
 * @return 服务正在运行则返回true,否则返回false
 */
public static boolean isServiceWorked(Context context, String serviceName) {
    ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    ArrayList<ActivityManager.RunningServiceInfo> runningServices = (ArrayList<ActivityManager.RunningServiceInfo>) activityManager.getRunningServices(Integer.MAX_VALUE);
    for (ActivityManager.RunningServiceInfo runningService : runningServices) {
        String name = runningService.service.getClassName().toString();
        if (name.equals(serviceName)) {
            return true;
        }
    }
    return false;
}