?? uml建模圖（chipchat）.mdl
字號:
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documentation
|線程類CATCHER,該類實現對登陸信息端口的監聽,以及識別各類與登陸相關的數據包的類別的識別.
|并在收到要求應答的數據包的時候發送一個包含請求端用戶名以及本機IP的數據包到組播組,此數
|據包由所有在線的終端接受,但只有用戶名與包中包含用戶名相同的終端對其予以顯示,以此方法來
|實現對后來登陸的終端告知已經在線的用戶.
|當請求應答的終端用戶名與本程序用戶重名時作出必要判斷,實現不在本機顯示重復的登陸信息.
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|run()實現對組播端口的監聽,并作出反映
|
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|Connect()方法實現了對對方回應本機信息的過程，其中第一以及最后一個為無用的信息，在接收方被吸收掉
|
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|在應用程序的登陸信息框中顯示信息
|
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(object Attribute?? 快捷鍵說明
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