Agora Java API Reference for Android

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- JOIN : io.agora.rtm.RtmConstants.RtmLinkOperation , io.agora.rtm.RtmConstants.RtmLinkStateChangeReason
- JOIN_FAILED : io.agora.rtm.RtmConstants.RtmConnectionChangeReason , io.agora.rtm.RtmConstants.RtmLinkStateChangeReason
- JOIN_SUCCESS : io.agora.rtm.RtmConstants.RtmConnectionChangeReason , io.agora.rtm.RtmConstants.RtmLinkStateChangeReason
- JP : io.agora.rtm.RtmConstants.RtmAreaCode