处理可能会出现的空指针异常

pei

2024-03-29 728e60ce8431fe5a70e44a1da2d4835425ce83a5

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package com.genersoft.iot.vmp.common;
 
public enum InviteSessionType {
    PLAY,
    PLAYBACK,
    DOWNLOAD,
    BROADCAST,
    TALK
}