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1231
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"{ Package: 'stx:libbasic3' }"
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"{ NameSpace: Packages }"
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AbstractPackageManager subclass:#PackageManager
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instanceVariableNames:'workingPackage'
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classVariableNames:''
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poolDictionaries:''
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category:'Package-Managers'
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!
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PackageManager class instanceVariableNames:'currentPackage currentManager imageChanges'
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"
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No other class instance variables are inherited by this class.
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"
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!
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!PackageManager class methodsFor:'documentation'!
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documentation
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"
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PackageManager smalltalkPackageManager
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[author:]
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(james@miraculix)
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[instance variables:]
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[class variables:]
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[see also:]
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"
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!
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documentation_exceptions
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"
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ClassDescription fileOutErrorSignal
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can occur when a class within a package is autoloaded. Handle in application
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[author:]
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(james@miraculix)
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"
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!
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examples
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"
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more examples to be added:
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[exBegin]
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... add code fragment for
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... executable example here ...
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[exEnd]
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"
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!
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history
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"Created: / 27.1.2003 / 13:57:50 / james"
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! !
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!PackageManager class methodsFor:'instance creation'!
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initialize
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"Uninitialize Singleton"
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currentManager ifNotNil:[
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currentManager uninitialize.
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currentManager := nil.
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currentPackage := nil.
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]
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"
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self initialize
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"
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!
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newManagerOfCurrentImage
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| anInstance |
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anInstance := self new.
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self basicPackagesInImage do:[:aPackage |
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package isInstalled:true.
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anInstance addPackage:aPackage
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].
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^ anInstance
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"
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currentManager := self newManagerOfCurrentImage.
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"
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! !
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!PackageManager class methodsFor:'accessing'!
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changes
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imageChanges ifNil:[
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imageChanges := OrderedCollection new.
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].
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^ imageChanges
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!
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smalltalkPackageManager
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"/ to clear the singleton for the moment
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| workingPackage packagesInImage|
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"/ self initialize.
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currentManager
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ifNil:[
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currentManager := self new.
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packagesInImage := self basicPackagesInImage.
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1242
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workingPackage := packagesInImage removeKey:#'__NoProject__' ifAbsent:[Package named:#'__NoProject__'].
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1231
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currentManager addPackages:(packagesInImage).
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currentManager workingPackage:workingPackage.
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].
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^ currentManager
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! !
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!PackageManager class methodsFor:'defaults'!
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defaultPackages
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^ DictionaryStack new.
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! !
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!PackageManager class methodsFor:'factory'!
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packageClass
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^ Package
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! !
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!PackageManager class methodsFor:'temporary'!
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basicPackagesInImage
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"builds up dictionary of the packages in the system taking the information of the classes and
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methods so we have a complete picture but without the prerequisite information.
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returns the dictionary"
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| packagesInImage extentions clsPkg |
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packagesInImage := Dictionary new.
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extentions := Dictionary new.
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"collect the classes and mark where the extentions are"
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Smalltalk allClasses do:[:aClass |
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clsPkg := aClass package.
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(packagesInImage at: clsPkg
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ifAbsentPut:[clsPkg == #'__NoProject__' ifTrue:[
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(DefaultPackage named:clsPkg)
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] ifFalse:[(Package named:clsPkg)
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]. ])
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addedClass:aClass.
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"/ aClass hasExtensions ifTrue:[
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aClass instAndClassSelectorsAndMethodsDo:[:sel :mthd |
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|mthdPkg|
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mthdPkg := mthd package.
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mthdPkg ~= clsPkg ifTrue:[| methodPackage |
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"this is found out when you add a class!!"
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"/ (packagesInImage at: clsPkg) removeMethod:mthd. "does not belong to the package"
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methodPackage :=
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(packagesInImage at: mthdPkg ifAbsentPut:[
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mthdPkg == #'__NoProject__' ifTrue:[
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(DefaultPackage named:mthdPkg)
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] ifFalse:[(Package named:mthdPkg)
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].
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]).
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methodPackage addedMethod:mthd
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].
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"/ ].
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]
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].
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packagesInImage removeKey:#''. "remove namespaces"
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packagesInImage do:[:aPackage |
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aPackage initializeInstalled.
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].
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^ packagesInImage
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! !
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!PackageManager methodsFor:'accessing'!
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changes
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^ self class changes
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!
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packageNamed:anIdentifier
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anIdentifier ifNil:[
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^ nil
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].
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workingPackage name == anIdentifier ifTrue:[
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^ workingPackage
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].
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^ packages atKey:anIdentifier ifAbsent:[nil]
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!
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packagesNamed:aCollectionOfPackageNames
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| aCol |
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aCol := OrderedCollection new.
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(aCollectionOfPackageNames includes:workingPackage name) ifTrue:[
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aCol add:workingPackage
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].
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204 |
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aCol addAll: (aCollectionOfPackageNames collect:[:aName |
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self packageNamed:aName
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]).
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208 |
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^ aCol
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!
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workingPackage
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"return the value of the instance variable 'workingPackage' (automatically generated)"
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^ workingPackage
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!
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workingPackage:aPackage
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workingPackage removeDependent:self.
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workingPackage:= aPackage.
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workingPackage addDependent:self.
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! !
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!PackageManager methodsFor:'adding & removing'!
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addChange:aChange
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^ self class changes add:aChange.
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!
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addPackage:aPackage
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"the reciever needs to be dependent on the packages just in case they change"
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aPackage addDependent:self.
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self basicAddPackage:aPackage.
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self changed:#addPackage: with:aPackage
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!
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addPackages:aPackages
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"the reciever needs to be dependent on the packages just in case they change"
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aPackages do:[:aPackage |
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self basicAddPackage:aPackage.
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].
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self changed:#addPackages: with:aPackages
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!
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244 |
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basicAddPackage:aPackage
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"the reciever needs to be dependent on the packages just in case they change"
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packages push:aPackage.
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!
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249 |
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basicRemovePackage:aPackage
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^ packages removeKey:aPackage name
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!
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removeChange:aChange
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^ self class changes remove:aChange.
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!
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removePackage:aPackage
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"the reciever needs to be dependent on the packages just in case they change"
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aPackage removeDependent:self.
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self basicRemovePackage:aPackage.
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self changed:#removePackage: with:aPackage
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!
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264 |
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removePackageNamed:aPackageName
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| aPackage |
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aPackage := (packages removeKey:aPackageName).
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aPackage removeDependent:self.
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self changed:#removePackage: with:aPackage
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! !
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271 |
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!PackageManager methodsFor:'api'!
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273 |
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addClass:aClass toPackage:aPackage
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(self includesPackage:aPackage) ifFalse:[
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self error:'The package manager does not know of the package ', aPackage name.
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].
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self moveClass:aClass toPackage:aPackage.
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!
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280 |
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addMethod:aMethod toPackage:aPackage
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"add method to a package. At this point it is determined to be a loose method or not"
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(self includesPackage:aPackage) ifFalse:[
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self error:'The package manager does not know of the package ', aPackage name.
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].
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aPackage addedMethod:aMethod
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!
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288 |
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installPackage:aPackage
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"installs a package that the receiver is aware of into the image if not raise an error
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for the sender to catch so it is able to handle it"
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(self includesPackage:aPackage) ifFalse:[
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self error:'The package manager does not know of the package ', aPackage name,' so it cannot be installed!!'
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].
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^ (self getPackageHandlerForPackage:aPackage) installPackageIn:self
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296 |
!
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297 |
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loadPackageFromFile:aFilename
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"install a starter package which comes from a file. This is the
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a state where the package has not yet entered the image but it
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is a package that the receiver is aware of and has some initial
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information about. Return the installed Package"
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^ (self getPackageReaderForFile:aFilename) loadPackageIn:self .
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!
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306 |
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moveClass:aClass toPackage:newOwnerPackage
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"i have the responsibilty to set aClasses new variable (newOwnerPackage name) and
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all the methods in aClass with the same package name!!
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310 |
"
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| oldOwnerPackage oldOwnerPackageName newOwnerPackageName|
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312 |
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oldOwnerPackageName := aClass package.
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oldOwnerPackage := self packageNamed:aClass package.
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newOwnerPackageName := newOwnerPackage name.
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aClass package:newOwnerPackageName.
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aClass methodDictionary copy keysAndValuesDo:[:aMethodName :aMethod |
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aMethod package == oldOwnerPackageName ifTrue:[
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aMethod package:newOwnerPackageName
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].
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].
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323 |
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oldOwnerPackage ifNil:[
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"error handling"
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aClass setPackage:workingPackage name.
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workingPackage addedClass:aClass.
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oldOwnerPackage := workingPackage.
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329 |
].
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330 |
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self recoveryHandlerDo:[
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oldOwnerPackage movedClass:aClass toPackage:newOwnerPackage
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] forException:PackageError.
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!
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335 |
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moveMethod:aMethod to:newOwnerPackage
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| oldOwnerPackage |
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338 |
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oldOwnerPackage := self packageNamed:aMethod package.
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oldOwnerPackage movedMethod:aMethod toPackage:newOwnerPackage
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341 |
!
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342 |
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removeClass:aClass fromPackage:aPackage
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(self includesPackage:aPackage) ifFalse:[
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self error:'The package manager does not know of the package ', aPackage name.
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346 |
].
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347 |
self moveClass:aClass toPackage:workingPackage.
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348 |
!
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349 |
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350 |
removeMethod:aMethod fromPackage:aPackage
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351 |
"add method to a package. At this point it is determined to be a loose method or not"
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352 |
(self includesPackage:aPackage) ifFalse:[
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353 |
self error:'The package manager does not know of the package ', aPackage name.
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354 |
].
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355 |
aPackage removedMethod:aMethod
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356 |
!
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357 |
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358 |
savePackage:aPackage
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359 |
self savePackage:aPackage as:aPackage filename.
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360 |
!
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361 |
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362 |
savePackage:aPackage as:aFilename
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363 |
"saves a package that the receiver is aware of if not raise an error
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364 |
for the sender to catch so it is able to handle it"
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365 |
(self includesPackage:aPackage) ifFalse:[
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366 |
self error:'This package manager is not responsible of the package ', aPackage name,' so it cannot be saved!!'
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367 |
].
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368 |
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369 |
(self getPackageHandlerForPackage:aPackage) savePackageAs:aFilename.
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370 |
^ aPackage.
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|
371 |
!
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372 |
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373 |
uninstallPackage:aPackage
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|
374 |
"need to include the restoration of packages aPackage has overridden!!!!!!!!"
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375 |
(self includesPackage:aPackage) ifFalse:[
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376 |
self error:'The package manager does not know of the package ', aPackage name,' so it cannot be uninstalled!!'
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377 |
].
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378 |
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379 |
^ aPackage uninstall.
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380 |
!
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381 |
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382 |
unloadPackage:aPackage
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383 |
"unloads the package from the receiver.Does not need to
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|
384 |
make any checks here as it is not installed."
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385 |
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386 |
(self includesPackage:aPackage) ifFalse:[
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|
387 |
self error:'The package manager does not know of the package ', aPackage name.
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388 |
].
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|
389 |
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|
390 |
aPackage isInstalled ifTrue:[
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|
391 |
self uninstallPackage:aPackage.
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|
392 |
].
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393 |
self removePackage:aPackage.
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394 |
^ aPackage.
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|
395 |
! !
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396 |
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|
397 |
!PackageManager methodsFor:'change & update'!
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|
398 |
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|
399 |
changeSetChanged:something with:aChange from:changedObject
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|
400 |
"find out what type of change it is and send the packages the corresponding
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|
401 |
message to is if they are affected. If they are they should (if they are behaving)
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|
402 |
send me a change notification to inform me about it(see packageChanged:with:from:)!!
|
|
|
403 |
"
|
|
|
404 |
aChange isCollection ifTrue:[
|
|
|
405 |
"after checking in"
|
|
|
406 |
^ self "do i need to do anything???"
|
|
|
407 |
].
|
|
|
408 |
(aChange isClassChange) ifFalse:[
|
|
|
409 |
self halt:' What is this???'.
|
|
|
410 |
].
|
|
|
411 |
|
|
|
412 |
(aChange isMethodCategoryChange) ifTrue:[
|
|
|
413 |
self packagesDo:[:aPackage |
|
|
|
414 |
(aPackage isDependentOnMethodCategoryChange:aChange) ifTrue:[
|
|
|
415 |
aPackage methodCategoryChange:aChange.
|
|
|
416 |
].
|
|
|
417 |
].
|
|
|
418 |
^ self
|
|
|
419 |
].
|
|
|
420 |
|
|
|
421 |
"the following is similar to the one above"
|
|
|
422 |
(aChange isMethodCategoryRenameChange) ifTrue:[
|
|
|
423 |
self packagesDo:[:aPackage |
|
|
|
424 |
(aPackage isDependentOnMethodCategoryRenameChange:aChange) ifTrue:[
|
|
|
425 |
aPackage methodCategoryRenameChange:aChange.
|
|
|
426 |
].
|
|
|
427 |
].
|
|
|
428 |
^ self
|
|
|
429 |
].
|
|
|
430 |
|
|
|
431 |
aChange isMethodRemoveChange ifTrue:[
|
|
|
432 |
self packagesDo:[:aPackage |
|
|
|
433 |
(aPackage isDependentOnMethodRemoveChange:aChange) ifTrue:[
|
|
|
434 |
aPackage methodRemoveChange:aChange.
|
|
|
435 |
].
|
|
|
436 |
].
|
|
|
437 |
^ self
|
|
|
438 |
].
|
|
|
439 |
|
|
|
440 |
aChange isMethodChange ifTrue:[
|
|
|
441 |
"A new created method or a modified method"
|
|
|
442 |
self packagesDo:[:aPackage |
|
|
|
443 |
(aPackage isDependentOnMethodChange:aChange) ifTrue:[
|
|
|
444 |
aPackage methodChanged:aChange.
|
|
|
445 |
].
|
|
|
446 |
].
|
|
|
447 |
^ self
|
|
|
448 |
].
|
|
|
449 |
|
|
|
450 |
aChange isClassChange ifTrue:[
|
|
|
451 |
(aChange isClassRemoveChange) ifTrue:[
|
|
|
452 |
self packagesDo:[:aPackage |
|
|
|
453 |
(aPackage isDependentOnClassRemoveChange:aChange) ifTrue:[
|
|
|
454 |
aPackage classRemoveChange:aChange.
|
|
|
455 |
].
|
|
|
456 |
].
|
|
|
457 |
^ self
|
|
|
458 |
].
|
|
|
459 |
|
|
|
460 |
aChange isClassDefinitionChange ifTrue:[
|
|
|
461 |
"changes to instance variables, classVariableNames, poolDictionaries, category"
|
|
|
462 |
self packagesDo:[:aPackage |
|
|
|
463 |
(aPackage isDependentOnClassDefinitionChange:aChange) ifTrue:[
|
|
|
464 |
aPackage classDefinitionChange:aChange.
|
|
|
465 |
].
|
|
|
466 |
].
|
|
|
467 |
^ self
|
|
|
468 |
|
|
|
469 |
].
|
|
|
470 |
(aChange isClassInstVarDefinitionChange) ifTrue:[
|
|
|
471 |
self packagesDo:[:aPackage |
|
|
|
472 |
(aPackage isDependentOnClassInstVarDefinitionChange:aChange) ifTrue:[
|
|
|
473 |
aPackage classInstVarDefinitionChange:aChange.
|
|
|
474 |
].
|
|
|
475 |
].
|
|
|
476 |
^ self
|
|
|
477 |
].
|
|
|
478 |
(aChange isClassRenameChange) ifTrue:[
|
|
|
479 |
self packagesDo:[:aPackage |
|
|
|
480 |
(aPackage isDependentOnClassRenameChange:aChange) ifTrue:[
|
|
|
481 |
aPackage classRenameChange:aChange.
|
|
|
482 |
].
|
|
|
483 |
].
|
|
|
484 |
^ self
|
|
|
485 |
].
|
|
|
486 |
|
|
|
487 |
|
|
|
488 |
self halt.
|
|
|
489 |
].
|
|
|
490 |
|
|
|
491 |
self halt.
|
|
|
492 |
!
|
|
|
493 |
|
|
|
494 |
classPackageChange:classToMove oldPackageName:oldPackageName
|
|
|
495 |
"reacts to a class package change
|
|
|
496 |
Assertion:
|
|
|
497 |
aClass package ~= oldPackageName
|
|
|
498 |
"
|
|
|
499 |
| newPackageName oldOwnerPackage newOwnerPackage|
|
|
|
500 |
|
|
|
501 |
newPackageName := classToMove package.
|
|
|
502 |
newOwnerPackage := self packageNamed:newPackageName.
|
|
|
503 |
oldOwnerPackage := self packageNamed:oldPackageName.
|
|
|
504 |
oldOwnerPackage movedClass:classToMove toPackage:newOwnerPackage.
|
|
|
505 |
!
|
|
|
506 |
|
|
|
507 |
methodPackageChange:aMethod class:methodOwnedClass oldPackageName:oldPackageName
|
|
|
508 |
| newPackageName oldOwnerPackage newOwnerPackage|
|
|
|
509 |
|
|
|
510 |
newPackageName := aMethod package.
|
|
|
511 |
oldOwnerPackage :=(self packageNamed:oldPackageName).
|
|
|
512 |
newOwnerPackage := (self packageNamed:newPackageName).
|
|
|
513 |
|
|
|
514 |
newOwnerPackage ifNil:[
|
|
|
515 |
PackageError raiseErrorString:'The package ', newPackageName, ' is not known',
|
|
|
516 |
' to this packageManager', ' and so cannot realise this methodPackageChange'
|
|
|
517 |
|
|
|
518 |
].
|
|
|
519 |
|
|
|
520 |
oldOwnerPackage ifNil:[
|
|
|
521 |
PackageError raiseErrorString:'The package ', oldPackageName, ' is not known',
|
|
|
522 |
' to this packageManager', ' and so cannot realise this methodPackageChange'
|
|
|
523 |
].
|
|
|
524 |
|
|
|
525 |
oldOwnerPackage movedMethod:aMethod toPackage:newOwnerPackage
|
|
|
526 |
!
|
|
|
527 |
|
|
|
528 |
packageChanged:something with:aParameter from:changedObject
|
|
|
529 |
"maybe send a change notification for views here???"
|
|
|
530 |
"/ self halt.
|
|
|
531 |
self addChange:aParameter
|
|
|
532 |
!
|
|
|
533 |
|
|
|
534 |
update:something with:aParameter from:changedObject
|
|
|
535 |
#mayChange.
|
|
|
536 |
(self packagesIncludes:changedObject) ifTrue:[
|
|
|
537 |
self packageChanged:something with:aParameter from:changedObject.
|
|
|
538 |
^ self.
|
|
|
539 |
].
|
|
|
540 |
(changedObject == ChangeSet current) ifTrue:[
|
|
|
541 |
self changeSetChanged:something with:aParameter from:changedObject.
|
|
|
542 |
^ self.
|
|
|
543 |
].
|
|
|
544 |
|
|
|
545 |
(something == #projectOrganization) ifTrue:[
|
|
|
546 |
aParameter ifNil:[
|
|
|
547 |
"no need to know about this. It has probably already been past here already!!"
|
|
|
548 |
^ self
|
|
|
549 |
].
|
|
|
550 |
aParameter size == 2 ifTrue:[| oldPackageName |
|
|
|
551 |
(oldPackageName := aParameter second).
|
|
|
552 |
(oldPackageName isSymbol) ifTrue:[
|
|
|
553 |
self
|
|
|
554 |
classPackageChange:aParameter first
|
|
|
555 |
oldPackageName:aParameter second.
|
|
|
556 |
^ self.
|
|
|
557 |
] ifFalse:[
|
|
|
558 |
"ignore"
|
|
|
559 |
^ self.
|
|
|
560 |
].
|
|
|
561 |
].
|
|
|
562 |
aParameter size == 3 ifTrue:[
|
|
|
563 |
self
|
|
|
564 |
methodPackageChange:(aParameter second)
|
|
|
565 |
class:(aParameter first)
|
|
|
566 |
oldPackageName:(aParameter third).
|
|
|
567 |
^ self.
|
|
|
568 |
].
|
|
|
569 |
aParameter size == 1 ifTrue:[
|
|
|
570 |
Transcript
|
|
|
571 |
nextPutAll:'From PackageManager>>update:with:from:' ;
|
|
|
572 |
cr;
|
|
|
573 |
nextPutAll:'When does this happen' ;
|
|
|
574 |
cr.
|
|
|
575 |
"checking out changedObject = Smalltalk"
|
|
|
576 |
|
|
|
577 |
^ self.
|
|
|
578 |
].
|
|
|
579 |
self halt.
|
|
|
580 |
].
|
|
|
581 |
!
|
|
|
582 |
|
|
|
583 |
xxxchangeSetChanged:something with:aChange from:changedObject
|
|
|
584 |
"find out what type of change it is and send the packages the corresponding
|
|
|
585 |
message to is if they are affected. If they are they should (if they are behaving)
|
|
|
586 |
send me a change notification to inform me about it(see packageChanged:with:from:)!!
|
|
|
587 |
"
|
|
|
588 |
|
|
|
589 |
|currentPackageID currentPackage previousPackageID previousPackage |
|
|
|
590 |
|
|
|
591 |
"will this still be ok when we change package names? is this the same as
|
|
|
592 |
currentPackage := workingPackage. ??"
|
|
|
593 |
currentPackageID := Class packageQuerySignal query.
|
|
|
594 |
currentPackage :=(self packageNamed:currentPackageID).
|
|
|
595 |
|
|
|
596 |
"------------------------------- method changes -------------------------------"
|
|
|
597 |
|
|
|
598 |
(aChange isMethodCategoryChange) ifTrue:[
|
|
|
599 |
currentPackage methodCategoryChange:aChange.
|
|
|
600 |
^ self
|
|
|
601 |
].
|
|
|
602 |
"the following is similar to the one above"
|
|
|
603 |
(aChange isMethodCategoryRenameChange) ifTrue:[
|
|
|
604 |
self halt.
|
|
|
605 |
currentPackage methodCategoryRenameChange:aChange.
|
|
|
606 |
|
|
|
607 |
previousPackageID := aChange previousPackage.
|
|
|
608 |
previousPackage := (self packageNamed:previousPackageID).
|
|
|
609 |
previousPackage ~= currentPackage ifTrue:[
|
|
|
610 |
previousPackage methodCategoryRenameChange:aChange.
|
|
|
611 |
].
|
|
|
612 |
^ self
|
|
|
613 |
].
|
|
|
614 |
|
|
|
615 |
aChange isMethodChange ifTrue:[| isInitialMethod |
|
|
|
616 |
"A new created method or a modified method"
|
|
|
617 |
currentPackage methodChanged:aChange.
|
|
|
618 |
|
|
|
619 |
previousPackageID := aChange previousPackage.
|
|
|
620 |
isInitialMethod := previousPackageID isNil.
|
|
|
621 |
|
|
|
622 |
isInitialMethod ifFalse:[
|
|
|
623 |
previousPackage := (self packageNamed:previousPackageID).
|
|
|
624 |
previousPackage methodChanged:aChange.
|
|
|
625 |
].
|
|
|
626 |
^ self
|
|
|
627 |
].
|
|
|
628 |
|
|
|
629 |
aChange isMethodRemoveChange ifTrue:[
|
|
|
630 |
"there is no current version for this type of change!!"
|
|
|
631 |
previousPackageID := aChange previousPackage.
|
|
|
632 |
previousPackage := (self packageNamed:previousPackageID).
|
|
|
633 |
previousPackage methodRemoveChange:aChange.
|
|
|
634 |
^ self
|
|
|
635 |
].
|
|
|
636 |
|
|
|
637 |
|
|
|
638 |
"------------------------------- class changes -------------------------------"
|
|
|
639 |
|
|
|
640 |
aChange isClassChange ifTrue:[
|
|
|
641 |
(aChange isClassRemoveChange) ifTrue:[
|
|
|
642 |
previousPackage := currentPackage.
|
|
|
643 |
previousPackage classRemoveChange:aChange.
|
|
|
644 |
^ self
|
|
|
645 |
].
|
|
|
646 |
|
|
|
647 |
aChange isClassDefinitionChange ifTrue:[
|
|
|
648 |
"changes to instance variables class variables"
|
|
|
649 |
currentPackage classDefinitionChange:aChange.
|
|
|
650 |
ClassDefinitionChange::ClassBeingChangedQuery query ifNotNil:[
|
|
|
651 |
self halt.
|
|
|
652 |
].
|
|
|
653 |
previousPackageID := aChange previousPackage. "does not work"
|
|
|
654 |
previousPackage := (self packageNamed:previousPackageID).
|
|
|
655 |
previousPackage ~= currentPackage ifTrue:[
|
|
|
656 |
previousPackage classDefinitionChange:aChange.
|
|
|
657 |
].
|
|
|
658 |
^ self
|
|
|
659 |
].
|
|
|
660 |
(aChange isClassInstVarDefinitionChange) ifTrue:[
|
|
|
661 |
previousPackage classInstVarDefinitionChange:aChange.
|
|
|
662 |
previousPackage ~= currentPackage ifTrue:[
|
|
|
663 |
currentPackage classInstVarDefinitionChange:aChange.
|
|
|
664 |
].
|
|
|
665 |
^ self
|
|
|
666 |
].
|
|
|
667 |
|
|
|
668 |
(aChange isClassRenameChange) ifTrue:[
|
|
|
669 |
previousPackage classRenameChange:aChange.
|
|
|
670 |
previousPackage ~= currentPackage ifTrue:[
|
|
|
671 |
currentPackage classRenameChange:aChange.
|
|
|
672 |
].
|
|
|
673 |
^ self
|
|
|
674 |
].
|
|
|
675 |
(aChange isClassCommentChange) ifTrue:[
|
|
|
676 |
previousPackage classRenameChange:aChange.
|
|
|
677 |
previousPackage ~= currentPackage ifTrue:[
|
|
|
678 |
currentPackage classRenameChange:aChange.
|
|
|
679 |
].
|
|
|
680 |
^ self
|
|
|
681 |
].
|
|
|
682 |
|
|
|
683 |
self halt.
|
|
|
684 |
].
|
|
|
685 |
|
|
|
686 |
(aChange isClassChange) ifFalse:[
|
|
|
687 |
self halt:' What is this???'.
|
|
|
688 |
].
|
|
|
689 |
|
|
|
690 |
self halt.
|
|
|
691 |
! !
|
|
|
692 |
|
|
|
693 |
!PackageManager methodsFor:'checks'!
|
|
|
694 |
|
|
|
695 |
canLoadPackage:aPackage
|
|
|
696 |
""
|
|
|
697 |
(self includesPackage:aPackage) ifTrue:[
|
|
|
698 |
Notification raise.
|
|
|
699 |
].
|
|
|
700 |
! !
|
|
|
701 |
|
|
|
702 |
!PackageManager methodsFor:'enumarating'!
|
|
|
703 |
|
|
|
704 |
packagesDo:aOneArgBlock
|
|
|
705 |
aOneArgBlock value:workingPackage.
|
|
|
706 |
super packagesDo:aOneArgBlock.
|
|
|
707 |
! !
|
|
|
708 |
|
|
|
709 |
!PackageManager methodsFor:'errors'!
|
|
|
710 |
|
|
|
711 |
recoveryHandlerDo:aBlock forException:packageErrorClass
|
|
|
712 |
"an atomic action is about to happen. This should succeed or
|
|
|
713 |
fail and return to the previous state."
|
|
|
714 |
|
|
|
715 |
"to do - this could be done by an extra class.
|
|
|
716 |
could save the state of the receiver before this action is done
|
|
|
717 |
along with a 'transaction number' held in the receivers class to make
|
|
|
718 |
sure we are consistant. The hard copy could then be the backup. This
|
|
|
719 |
all depends on how long it takes to make the backup and how often
|
|
|
720 |
we are going to do this.
|
|
|
721 |
"
|
|
|
722 |
packageErrorClass handle:[:ex |
|
|
|
723 |
Transcript show:ex errorString.
|
|
|
724 |
] do:[
|
|
|
725 |
aBlock value
|
|
|
726 |
]
|
|
|
727 |
! !
|
|
|
728 |
|
|
|
729 |
!PackageManager methodsFor:'factory'!
|
|
|
730 |
|
|
|
731 |
getPackageSaverForPackage:aPackage
|
|
|
732 |
^ StxPackageFileWriter forPackage:aPackage
|
|
|
733 |
!
|
|
|
734 |
|
|
|
735 |
newPackageNamed:aString
|
|
|
736 |
| newPackage |
|
|
|
737 |
|
|
|
738 |
(self includesPackageNamed:aString) ifTrue:[
|
|
|
739 |
self breakPoint:''. "put some sort of error here"
|
|
|
740 |
].
|
|
|
741 |
|
|
|
742 |
newPackage := self packageClass named:aString addToManager:self.
|
|
|
743 |
newPackage initializeInstalled.
|
|
|
744 |
^ newPackage
|
|
|
745 |
!
|
|
|
746 |
|
|
|
747 |
packageClass
|
|
|
748 |
^ Package
|
|
|
749 |
! !
|
|
|
750 |
|
|
|
751 |
!PackageManager methodsFor:'initialization'!
|
|
|
752 |
|
|
|
753 |
initialize
|
|
|
754 |
super initialize.
|
|
|
755 |
!
|
|
|
756 |
|
|
|
757 |
uninitialize
|
|
|
758 |
|
|
|
759 |
self packagesDo:[:aPackage |
|
|
|
760 |
self removeDependent:aPackage.
|
|
|
761 |
].
|
|
|
762 |
workingPackage removeDependent:self.
|
|
|
763 |
|
|
|
764 |
packages := nil.
|
|
|
765 |
super uninitialize.
|
|
|
766 |
! !
|
|
|
767 |
|
|
|
768 |
!PackageManager methodsFor:'private-opening'!
|
|
|
769 |
|
|
|
770 |
getPackageHandlerForPackage:aPackage
|
|
|
771 |
|
|
|
772 |
| aPackageHandler |
|
|
|
773 |
|
|
|
774 |
(aPackageHandler := aPackage packageHandler) ifNil:[
|
|
|
775 |
aPackageHandler := PackageHandler forPackage:aPackage.
|
|
|
776 |
].
|
|
|
777 |
|
|
|
778 |
^ aPackageHandler
|
|
|
779 |
!
|
|
|
780 |
|
|
|
781 |
getPackageReaderForFile:aFilename
|
|
|
782 |
^ StxPackageFileReader forFilename:aFilename
|
|
|
783 |
! !
|
|
|
784 |
|
|
|
785 |
!PackageManager methodsFor:'queries'!
|
|
|
786 |
|
|
|
787 |
packagesIncludes:anObject
|
|
|
788 |
^ ((packages includes:anObject)or:[workingPackage == anObject])
|
|
|
789 |
! !
|
|
|
790 |
|
|
|
791 |
!PackageManager class methodsFor:'documentation'!
|
|
|
792 |
|
|
|
793 |
version
|
|
1242
|
794 |
^ '$Header: /cvs/stx/stx/libbasic3/packages/PackageManager.st,v 1.2 2003-04-10 12:42:47 james Exp $'
|
|
1231
|
795 |
! !
|
|
|
796 |
|
|
|
797 |
PackageManager initialize!
|