Methods
    
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  addStickTop(String sessionId, NIMSessionType sessionType, String ext)
    → Future<NIMStickTopSessionInfo?>
  
  
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  isStickSession(String sessionId, NIMSessionType sessionType)
    → Future<bool>
  
  
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  noSuchMethod(Invocation invocation)
    → dynamic
  
  
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  Invoked when a nonexistent method or property is accessed.
  inherited 
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  notifyConversationStick(String sessionId, NIMSessionType sessionType)
    → void
  
  
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  queryMessageList(String account, NIMSessionType sessionType, int limit)
    → Future<NIMResult<List<NIMMessage>>>
  
  
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  queryMessageListEx(NIMMessage anchor, QueryDirection direction, int limit)
    → Future<NIMResult<List<ChatMessage>>>
  
  
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  removeStick(String sessionId, NIMSessionType sessionType, String ext)
    → Future<bool>
  
  
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  sendTeamTipWithoutUnread(String sessionId, Map<String, dynamic> map)
    → void
  
  
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  toString()
    → String
  
  
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  A string representation of this object.
  inherited