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"{ Package: 'stx:libbasic2' }"
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"{ NameSpace: Smalltalk }"
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TSTreeNode subclass:#TSMultiTreeNode
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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category:'Collections-Ordered-Trees-Private'
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!
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Array variableSubclass:#ValueArray
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instanceVariableNames:''
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classVariableNames:''
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poolDictionaries:''
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privateIn:TSMultiTreeNode
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!
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!TSMultiTreeNode methodsFor:'private'!
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do: aBlock
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self nodesDo: [:node |
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node valuesDo: aBlock
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].
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"Created: / 26-04-2014 / 11:54:39 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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lookupString: aString startingAt: i
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"inlined for performance"
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"
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self
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lookupString: aString
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startingAt: i
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whenFound: [^ value]
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whenNil: [:c | ^ nil]
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recurseWith: [:node :j | ^ node lookupString: aString startingAt: j]"
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| char |
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char := aString at: i.
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char = key
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ifTrue:
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[aString size = i
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ifTrue: [^ self values ]
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ifFalse: [^ equal notNil ifTrue: [equal lookupString: aString startingAt: i+1] ifFalse:[nil]]]
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ifFalse:
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[char < key
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ifTrue: [^ low notNil ifTrue: [low lookupString: aString startingAt: i] ifFalse:[nil]]
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ifFalse: [^ high notNil ifTrue: [high lookupString: aString startingAt: i] ifFalse:[nil]]]
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"Created: / 26-04-2014 / 11:50:08 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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lookupString: aString startingAt: i insert: anObject
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self
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lookupString: aString
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startingAt: i
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whenFound: [self valueAdd: anObject]
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whenNil: [:c | self newNodeWithKey: c]
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recurseWith: [:node :j | node lookupString: aString startingAt: j insert: anObject]
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"Created: / 26-04-2014 / 11:50:23 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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matchesForPrefix: aString startingAt: i do: aBlock
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self
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lookupString: aString
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startingAt: i
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whenFound: [self valuesDo: aBlock. equal notNil ifTrue: [equal do: aBlock]]
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whenNil: [:c | ^ self]
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recurseWith: [:n :j | n matchesForPrefix: aString startingAt: j do: aBlock]
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"Created: / 26-04-2014 / 11:51:00 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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matchesForString: aString startingAt: i distance: d do: aBlock nodesDo: nodeBlock
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| char d2 |
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nodeBlock value: self.
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d < 0 ifTrue: [^ self].
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char := aString at: i.
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(d > 0 or: [char < key])
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ifTrue: [low notNil ifTrue: [low matchesForString: aString startingAt: i distance: d do: aBlock nodesDo: nodeBlock]].
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d2 := char = key ifTrue: [d] ifFalse: [d-1].
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(i + d2 = aString size) ifTrue: [self valuesDo: aBlock].
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equal ifNotNil: [equal matchesForString: aString startingAt: (i+1 min: aString size) distance: d2 do: aBlock nodesDo: nodeBlock].
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(d > 0 or: [char > key])
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ifTrue: [high notNil ifTrue: [high matchesForString: aString startingAt: i distance: d do: aBlock nodesDo: nodeBlock]]
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"Created: / 26-04-2014 / 11:51:28 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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! !
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!TSMultiTreeNode methodsFor:'private-values'!
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valueAdd: anObject
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value isNil ifTrue:[
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value := anObject.
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] ifFalse:[
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value class == ValueArray ifTrue:[
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(value includes: anObject) ifFalse:[
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value := value copyWith: anObject
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].
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] ifFalse:[
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value = anObject ifFalse:[
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value := ValueArray with: value with: anObject.
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].
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].
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]
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"Created: / 26-04-2014 / 11:24:02 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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values
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value isNil ifTrue:[ ^ #() ].
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value class == ValueArray
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ifTrue:[ ^ value ]
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ifFalse:[ ^ Array with: value ].
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"Created: / 26-04-2014 / 11:50:08 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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!
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valuesDo: aBlock
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value isNil ifTrue:[ ^ self ].
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value class == ValueArray ifTrue:[
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value do: aBlock
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] ifFalse:[
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aBlock value: value
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].
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"Created: / 26-04-2014 / 11:51:00 / Jan Vrany <jan.vrany@fit.cvut.cz>"
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! !
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!TSMultiTreeNode 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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