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69
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"{ Package: 'stx:goodies/monticello' }"
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Object subclass:#MCDependencySorter
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instanceVariableNames:'required provided orderedItems'
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classVariableNames:''
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poolDictionaries:''
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619
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category:'SCM-Monticello-Loading'
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69
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!
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236
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!MCDependencySorter class methodsFor:'initialization'!
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new
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^self basicNew initialize
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! !
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69
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!MCDependencySorter class methodsFor:'as yet unclassified'!
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items: aCollection
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^ self new addAll: aCollection
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!
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sortItems: aCollection
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| sorter |
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236
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sorter := self items: aCollection.
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69
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sorter externalRequirements do: [:req | sorter addProvision: req].
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^ sorter orderedItems.
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! !
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!MCDependencySorter methodsFor:'accessing'!
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externalRequirements
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| unloaded providedByUnloaded |
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unloaded := self itemsWithMissingRequirements.
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providedByUnloaded := (unloaded gather: [:e | e provisions]) asSet.
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^ required keys reject: [:ea | providedByUnloaded includes: ea ]
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!
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itemsWithMissingRequirements
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| items |
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236
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items := Set new.
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required do: [:ea | items addAll: ea].
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^ items
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236
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69
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! !
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!MCDependencySorter methodsFor:'building'!
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add: anItem
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| requirements |
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236
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requirements := self unresolvedRequirementsFor: anItem.
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69
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requirements isEmpty
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ifTrue: [self addToOrder: anItem]
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ifFalse: [self addRequirements: requirements for: anItem]
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!
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addAll: aCollection
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aCollection asArray sort do: [:ea | self add: ea]
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!
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addExternalProvisions: aCollection
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(aCollection intersection: self externalRequirements)
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do: [:ea | self addProvision: ea]
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! !
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236
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!MCDependencySorter methodsFor:'initialization'!
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69
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initialize
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236
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super initialize.
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provided := Set new.
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required := Dictionary new.
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orderedItems := OrderedCollection new.
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69
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! !
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!MCDependencySorter methodsFor:'private'!
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addProvision: anObject
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| newlySatisfied |
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provided add: anObject.
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236
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newlySatisfied := required removeKey: anObject ifAbsent: [#()].
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69
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self addAll: newlySatisfied.
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!
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addRequirement: reqObject for: itemObject
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(self itemsRequiring: reqObject) add: itemObject
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!
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addRequirements: aCollection for: anObject
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aCollection do: [:ea | self addRequirement: ea for: anObject]
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!
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91 |
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addToOrder: anItem
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orderedItems add: anItem.
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anItem provisions do: [:ea | self addProvision: ea].
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!
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itemsRequiring: anObject
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^ required at: anObject ifAbsentPut: [Set new]
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!
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100 |
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unresolvedRequirementsFor: anItem
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^ anItem requirements difference: provided
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! !
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!MCDependencySorter methodsFor:'sorting'!
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orderedItems
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^ orderedItems
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! !
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!MCDependencySorter class methodsFor:'documentation'!
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112 |
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version
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619
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^ '$Header: /cvs/stx/stx/goodies/monticello/MCDependencySorter.st,v 1.4 2012-09-11 21:21:20 cg Exp $'
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236
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!
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version_CVS
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619
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^ '$Header: /cvs/stx/stx/goodies/monticello/MCDependencySorter.st,v 1.4 2012-09-11 21:21:20 cg Exp $'
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236
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!
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120 |
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version_SVN
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^ '§Id: MCDependencySorter.st 7 2010-09-12 07:18:55Z vranyj1 §'
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69
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! !
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