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"{ Package: 'stx:goodies/monticello' }"
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MCMczReader subclass:#MCMcdReader
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instanceVariableNames:'baseInfo patch'
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classVariableNames:''
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poolDictionaries:''
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category:'Monticello-Storing'
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!
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!MCMcdReader class methodsFor:'as yet unclassified'!
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extension
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^ 'mcd'
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! !
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!MCMcdReader methodsFor:'as yet unclassified'!
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baseInfo
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^ baseInfo ifNil: [self loadBaseInfo]
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!
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basicVersion
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^ MCDiffyVersion
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package: self package
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info: self info
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dependencies: self dependencies
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baseInfo: self baseInfo
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patch: self patch
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!
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buildPatchFrom: oldDefinitions to: newDefinitions
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^ MCPatch
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fromBase: (MCSnapshot fromDefinitions: oldDefinitions)
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target: (MCSnapshot fromDefinitions: newDefinitions)
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!
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loadBaseInfo
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^ baseInfo _ self extractInfoFrom: (self parseMember: 'base')
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!
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loadPatch
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| old new |
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(self zip memberNamed: 'patch.bin') ifNotNilDo:
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[:m | [^ patch _ (DataStream on: m contentStream) next ]
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on: Error do: [:fallThrough ]].
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definitions _ OrderedCollection new.
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(self zip membersMatching: 'old/*')
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do: [:m | self extractDefinitionsFrom: m].
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old _ definitions asArray.
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definitions _ OrderedCollection new.
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(self zip membersMatching: 'new/*')
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do: [:m | self extractDefinitionsFrom: m].
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new _ definitions asArray.
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^ patch _ self buildPatchFrom: old to: new.
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!
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patch
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^ patch ifNil: [self loadPatch]
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! !
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!MCMcdReader class methodsFor:'documentation'!
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version
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^ '$Header: /cvs/stx/stx/goodies/monticello/MCMcdReader.st,v 1.1 2006-11-22 13:04:52 cg Exp $'
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! !
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