IMessage.getSessionId 方法
定义
Gets the session identifier for a session-aware entity.
For session-aware entities, this application-defined value specifies the session affiliation of the message. Messages with the same session identifier are subject to summary locking and enable exact in-order processing and demultiplexing. For session-unaware entities, this value is ignored.
public String getSessionId()
返回
String
session id of this message