java-me - 从我的 J2ME 应用程序中的服务器获取定期更新

Question

我正在编写一个应该定期更新服务器的 J2ME 应用程序。我如何使用 J2ME 实现该功能？我计划在 symbian 平台上部署应用程序...提前致谢

Answer 1

检查 MIDP 2 Push Registry

The push registry enables MIDlets to set themselves up to be launched automatically, without user initiation. The push registry manages network- and timer-initiated MIDlet activation; that is, it enables an inbound network connection or a timer-based alarm to wake a MIDlet up. For example, you can write a workgroup application that employs network activation to wake up and process newly received email, or new appointments that have been scheduled. Or you can use timer-based activation to schedule your MIDlet to synchronize with a server every so often then go to sleep...