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4560
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"{ Package: 'stx:libbasic2' }"
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"{ NameSpace: Smalltalk }"
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Notification subclass:#SocketErrorNotification
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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category:'Kernel-Exceptions-Errors'
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!
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!SocketErrorNotification class methodsFor:'documentation'!
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documentation
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"
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This notification is raised, when an error in a Socket operation is detected.
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It is used to have a soft transition from old code checking for false
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to code catching exceptions.
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[author:]
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Stefan Vogel
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[instance variables:]
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parameter - the OSError containing the error number and error string.
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[class variables:]
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[see also:]
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"
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! !
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!SocketErrorNotification methodsFor:'accessing'!
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errorCategory
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"return the generi OS independent error category.
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return #unknown, if this is not an OS error"
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|holder|
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holder := self osErrorHolder.
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holder isNil ifTrue:[
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^ #unknown
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].
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^ holder errorCategory.
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"Created: / 19-01-2018 / 13:41:19 / stefan"
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!
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errorCode
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"return the generi OS independent error category.
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return nil, if this is not an OS error"
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|holder|
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holder := self osErrorHolder.
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holder isNil ifTrue:[
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^ nil
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].
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^ holder errorCode.
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"Created: / 19-01-2018 / 13:42:07 / stefan"
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!
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osErrorHolder
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^ parameter
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"Created: / 19-01-2018 / 13:39:28 / stefan"
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4569
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!
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osErrorString
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"return the generi OS independent error category.
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return nil, if this is not an OS error"
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|holder|
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holder := self osErrorHolder.
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holder isNil ifTrue:[
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^ nil
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].
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^ holder errorString.
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"Created: / 19-01-2018 / 15:42:17 / stefan"
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4560
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! !
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!SocketErrorNotification methodsFor:'printing & storing'!
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description
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"lazy initialization - the text is not needed for caught exceptions"
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messageText isNil ifTrue:[
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self initializeMessageText
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].
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^ super description
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!
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initializeMessageText
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"for lazy initialization - the text is not needed for caught exceptions"
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self osErrorHolder notNil ifTrue:[
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messageText := ' : ' , self osErrorHolder errorString.
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].
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"Modified (format): / 19-01-2018 / 13:58:29 / stefan"
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!
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messageText
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"lazy initialization - the text is not needed for caught exceptions"
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messageText isNil ifTrue:[
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self initializeMessageText
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].
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^ messageText
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! !
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!SocketErrorNotification class methodsFor:'documentation'!
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version
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^ '$Header$'
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!
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version_CVS
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^ '$Header$'
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! !
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