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wakaba |
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Module: |
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@QName: Util|Grove |
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@enFN: |
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Manakai Grove Module |
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@Namespace: |
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http://suika.fam.cx/~wakaba/archive/2005/manakai/Util/Grove/ |
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@DISCore:author: DISCore|Wakaba |
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@License: license|Perl+MPL |
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@Date: |
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$Date: 2006/03/16 08:52:32 $ |
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@Require: |
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@@Module: |
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@@@QName: DISlib|DISPerl |
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@DefaultFor: ManakaiDOM|all |
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Namespace: |
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@dis: |
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http://suika.fam.cx/~wakaba/archive/2004/8/18/lang#dis-- |
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@DISlib: |
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http://suika.fam.cx/~wakaba/archive/2004/dis/ |
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@f: |
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http://suika.fam.cx/~wakaba/archive/2004/dom/feature# |
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@fe: |
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http://suika.fam.cx/www/2006/feature/ |
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@idl: |
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http://suika.fam.cx/~wakaba/archive/2004/dis/IDL# |
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@kwd: |
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http://suika.fam.cx/~wakaba/archive/2005/rfc2119/ |
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@lang: |
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http://suika.fam.cx/~wakaba/archive/2004/8/18/lang# |
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@license: |
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http://suika.fam.cx/~wakaba/archive/2004/8/18/license# |
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@ManakaiDOM: |
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http://suika.fam.cx/~wakaba/archive/2004/8/18/manakai-dom# |
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@mg: |
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http://suika.fam.cx/~wakaba/archive/2005/manakai/Util/Grove/ |
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@test: |
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http://suika.fam.cx/~wakaba/archive/2004/dis/Test# |
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@Util: |
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http://suika.fam.cx/~wakaba/archive/2005/manakai/Util/ |
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ElementTypeBinding: |
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@Name: ClsDef |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISLang|Class |
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ElementTypeBinding: |
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@Name: CODE |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISPerl|BlockCode |
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ElementTypeBinding: |
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@Name: Method |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISLang|Method |
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ElementTypeBinding: |
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@Name: Param |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISLang|MethodParameter |
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ElementTypeBinding: |
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@Name: Return |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISLang|MethodReturn |
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ElementTypeBinding: |
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@Name: nullCase |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: |
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ManakaiDOM:InCase |
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@@Value: |
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@@@is-null:1 |
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ElementTypeBinding: |
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@Name: PerlDef |
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@ElementType: |
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dis:Def |
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@ShadowContent: |
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@@ContentType: |
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lang:Perl |
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ElementTypeBinding: |
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@Name: enDesc |
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@ElementType: |
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dis:Description |
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@ShadowContent: |
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@@lang:en |
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ElementTypeBinding: |
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@Name: enImplNote |
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@ElementType: |
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dis:ImplNote |
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@ShadowContent: |
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@@lang:en |
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ElementTypeBinding: |
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@Name: enFN |
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@ElementType: |
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dis:FullName |
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@ShadowContent: |
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@@lang:en |
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ElementTypeBinding: |
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@Name: ClsQName |
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@ElementType: |
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dis:QName |
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ElementTypeBinding: |
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@Name: Code |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISPerl|InlineCode |
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ElementTypeBinding: |
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@Name: IntPropDef |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISCore|Property |
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ElementTypeBinding: |
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@Name: RPropDef |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISSource|ResourceProperty |
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ElementTypeBinding: |
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@Name: Test |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: test|StandaloneTest |
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ResourceDef: |
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@QName: HASH |
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@AliasFor: DISPerl|HASH||ManakaiDOM|all |
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## -------------------------------- |
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## --- Node Bag |
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ClsDef: |
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@ClsQName: NodeBag |
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@CODE: |
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@@QName: mg|createNodeBag |
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@@enDesc: |
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Creates a new node bag. |
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@@PerlDef: |
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$bag = { |
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<H::mg|mutations> => [], |
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}; |
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##NodeBag |
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## -- Bag Internal Properties |
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RPropDef: |
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@QName: mg|nodeBagKey |
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@subsetOf: DISPerl|propHashKey |
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@multipleProperties: DISCore|Single |
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@dataType: DISCore|String |
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IntPropDef: |
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@QName: mg|mutations |
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@mg:nodeBagKey: m |
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@enDesc: |
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The <Q::mg|mutations> property of a node bag contains |
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a reference to the array that contains references to |
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the node identifiers. They should be identifiers |
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of nodes that might be no longer referenced from anywhere |
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other than bag and when garbage collection procedure is |
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invoked they are really no longer referenced or not. |
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## -------------------------------- |
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## --- Node Stem |
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ClsDef: |
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@ClsQName: NodeStem |
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@CODE: |
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@@QName: mg|createNodeStem |
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@@enDesc: |
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Creates a new node stem. |
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@@PerlDef: |
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$stem = $class->___create_node_stem ($bag, { |
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<H::mg|references> => 0, |
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<H::mg|nodeClass> => $class, |
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<H::mg|nodeID> => \<Code::mg|generateUniqueID>, |
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}, $opt); |
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$bag->{${$stem->{<H::mg|nodeID>}}} = $stem; |
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@Code: |
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@@QName: mg|generateUniqueID |
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@@PerlDef: |
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( |
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'tag:suika.fam.cx,2005-09:' . time . ':' . $$ . ':' . |
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($Message::Util::ManakaiNode::UniqueIDR ||= |
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[qw/A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
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a b c d e f g h i j k l m n o p q r s t u v w x y z |
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0 1 2 3 4 5 6 7 8 9/]->[rand 62] . |
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[qw/A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
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a b c d e f g h i j k l m n o p q r s t u v w x y z |
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0 1 2 3 4 5 6 7 8 9/]->[rand 62] . |
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[qw/A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
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a b c d e f g h i j k l m n o p q r s t u v w x y z |
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0 1 2 3 4 5 6 7 8 9/]->[rand 62] . |
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[qw/A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
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a b c d e f g h i j k l m n o p q r s t u v w x y z |
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0 1 2 3 4 5 6 7 8 9/]->[rand 62] . |
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[qw/A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
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a b c d e f g h i j k l m n o p q r s t u v w x y z |
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0 1 2 3 4 5 6 7 8 9/]->[rand 62]) . |
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(++$Message::Util::ManakaiNode::UniqueIDN) |
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) |
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@CODE: |
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@@QName: mg|setOwnerProp |
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@@enDesc: |
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Setting <Q::mg|owner0> and <Q::mg|ownee1h> property values. |
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@@PerlDef: |
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$ownee->{$owner0prop} = $ownerref->{<H::mg|nodeIDReference>}; |
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$bag->{${$ownerref->{<H::mg|nodeIDReference>}}} |
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->{$ownee1hprop}->{${$ownee->{<H::mg|nodeID>}}} |
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= $ownee->{<H::mg|nodeID>}; |
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##NodeStem |
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## -- Stem Internal Property Types |
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RPropDef: |
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@QName: mg|propertyTypeKey |
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@subsetOf: DISPerl|propHashKey |
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PTPropDef: |
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@QName: mg|subnode0 |
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@enDesc: |
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A subnode property. |
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@mg:propertyTypeKey: s0 |
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PTPropDef: |
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@QName: mg|subnode1a |
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@enDesc: |
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A subnode property containing an array reference. |
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@mg:propertyTypeKey: s1a |
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PTPropDef: |
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@QName: mg|subnode1h |
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@enDesc: |
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A subnode property containing a hash reference. |
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@mg:propertyTypeKey: s1h |
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PTPropDef: |
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@QName: mg|subnode2hh |
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@enDesc: |
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A subnode property containing a hash reference |
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containing hash references. |
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@mg:propertyTypeKey: s2hh |
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PTPropDef: |
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@QName: mg|origin0 |
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@enDesc: |
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An origin property. |
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@mg:propertyTypeKey: o0 |
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PTPropDef: |
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@QName: mg|owner0 |
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@enDesc: |
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An owner property. It is <EM::not> traversed when garbage collection is |
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done. |
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@mg:propertyTypeKey: w0 |
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PTPropDef: |
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@QName: mg|ownee1h |
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@enDesc: |
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An ownee property. It <EM::is> traversed when garvage collection is done. |
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@mg:propertyTypeKey: v1h |
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ElementTypeBinding: |
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@Name: PTPropDef |
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@ElementType: |
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dis:ResourceDef |
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@ShadowContent: |
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@@DISCore:resourceType: DISSource|ResourceProperty |
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@@multipleProperties: DISCore|UnorderedList |
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@@dataType: DISCore|QName |
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## -- Stem Internal Properties |
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RPropDef: |
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@QName: mg|nodeStemKey |
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@subsetOf: DISPerl|propHashKey |
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@multipleProperties: DISCore|Single |
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@dataType: DISCore|String |
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IntPropDef: |
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@QName: mg|references |
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@enDesc: |
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The number of the external references to the node. |
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@Type: DISPerl|Number |
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@mg:nodeStemKey: rc |
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IntPropDef: |
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@QName: mg|nodeClass |
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@enDesc: |
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The Perl fully-qualified package name of the class |
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whose <CODE::___create_node_ref> method is invoked when |
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a reference to the node is instantiated. |
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@Type: DISPerl|String |
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@mg:nodeStemKey: cls |
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IntPropDef: |
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@QName: mg|nodeID |
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@enDesc: |
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The hash key string by which the node stem object can |
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be retrieved from the node bag. |
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@Type: DISPerl|SCALAR |
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@mg:nodeStemKey: id |
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## -------------------------------- |
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## --- Node Reference |
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ClsDef: |
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@ClsQName: NodeRef |
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@ResourceDef: |
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@@QName: mg|NodeRefRole |
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@@DISCore:resourceType: DISLang|Role |
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@@enDesc: |
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Any class that is used as a node reference <kwd:MUST> set |
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its <Q::DISLang|role> property as <Q::mg|NodeRefRole>. |
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@ResourceDef: |
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@@QName: mg|CreateNodeStemMethod |
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@@DISCore:resourceType: DISPerl|CommonMethod |
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@@enDesc: |
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The method to create a node stem. |
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The method will invoked with four parameters: class name, node bag, |
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node stem prototype, and a reference to hash containing |
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optional parameters. The method <kwd:MUST> return a node |
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stem object. It <kwd:MAY> create and return the node |
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stem optionally by <Perl::bless>ing the node stem prototype |
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parameter with any appropriate class, or <kwd:MAY> create and |
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return the node stem object by its own way. It |
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<kwd:MAY> use options contained by the third parameter |
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to create the node stem object. |
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@CODE: |
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@@QName: mg|createNodeRef |
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@@enDesc: |
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Creates a new node reference for the node stem. |
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@@PerlDef: |
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$ref = $stem->{<H::mg|nodeClass>}->___create_node_ref ({ |
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<H::mg|nodeIDReference> => $stem->{<H::mg|nodeID>}, |
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<H::mg|nodeBag> => $bag, |
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}, $opt); |
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$stem->{<H::mg|references>}++; |
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@ResourceDef: |
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@@QName: mg|CreateNodeRefMethod |
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@@DISCore:resourceType: DISPerl|CommonMethod |
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@@enDesc: |
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The method to create a node reference to the node. |
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The method will invoked with three parameters: class name, |
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node reference prototype, and a reference to hash containing |
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optional parameters. The method <kwd:MUST> return a node |
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reference object. It <kwd:MAY> create and return the node |
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reference by <Perl::bless>ing the node reference prototype |
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parameter with any appropriate class, or <kwd:MAY> create and |
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return the node reference object by its own way. It |
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<kwd:MAY> use options contained by the third parameter |
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to create the node reference object. |
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@Code: |
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@@QName: mg|getNodeBag |
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@@enDesc: |
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Returns a node bag to which the node reference belongs. |
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@@PerlDef: |
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$ref->{<H::mg|nodeBag>} |
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@Method: |
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@@Name: destroy |
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@@Return: |
403 |
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@@@PerlDef: |
404 |
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my $id = $self->{<H::mg|nodeIDReference>}; |
405 |
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my $bag = $self->{<H::mg|nodeBag>}; |
406 |
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if (--$bag->{$$id}->{<H::mg|references>} < 1) { |
407 |
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push @{$bag->{<H::mg|mutations>}}, $id; |
408 |
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|
if (@{$bag->{<H::mg|mutations>}} |
409 |
|
|
> ($Message::Util::Grove::GCLatency or 0)) { |
410 |
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|
__CODE{mg|collectGarbage:: $ref => $self}__; |
411 |
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|
} |
412 |
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|
} |
413 |
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|
414 |
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@CODE: |
415 |
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@@QName: mg|collectGarbage |
416 |
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@@enDesc: |
417 |
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|
Garbage collection. |
418 |
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@@Param: |
419 |
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@@@Name: ref |
420 |
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@@@Type: HASH |
421 |
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@@@enDesc: |
422 |
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|
The node reference object. |
423 |
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@@PerlDef: |
424 |
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my $bag = $ref->{<H::mg|nodeBag>}; |
425 |
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my @target = @{$bag->{<H::mg|mutations>}}; |
426 |
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|
my %done; |
427 |
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|
my %has_xref; |
428 |
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|
TARGET: while (@target) { |
429 |
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my $target = shift @target; |
430 |
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|
|
431 |
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next TARGET if $has_xref{$$target} or $done{$$target}; |
432 |
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|
433 |
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unless (defined $bag->{$$target}) { |
434 |
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$done{$$target} = true; |
435 |
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|
next TARGET; |
436 |
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} |
437 |
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|
438 |
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|
my @grove; |
439 |
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|
my @gtarget = ($target); |
440 |
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|
my @gwreferred; |
441 |
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|
GTARGET: while (@gtarget) { |
442 |
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|
my $gtarget = shift @gtarget; |
443 |
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|
my $gtstem = $bag->{$$gtarget}; |
444 |
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|
unless (defined $gtstem) { |
445 |
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|
$done{$$gtarget} = true; |
446 |
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|
next GTARGET; |
447 |
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|
} |
448 |
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|
|
449 |
|
|
if ($has_xref{$$gtarget} or $gtstem->{<H::mg|references>}) { |
450 |
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|
$has_xref{$$gtarget} = true; |
451 |
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|
$has_xref{$$_} = true for @grove; |
452 |
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|
for (@gtarget) { |
453 |
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|
$has_xref{$$_} = defined $bag->{$$_}; |
454 |
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|
$done{$$_} = true; |
455 |
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|
} |
456 |
|
|
next TARGET; |
457 |
|
|
} elsif ($done{$$gtarget}) { |
458 |
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|
next GTARGET; |
459 |
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|
} |
460 |
|
|
|
461 |
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|
my $clsprop = $Message::Util::Grove::ClassProp{ |
462 |
|
|
$gtstem->{<H::mg|nodeClass>} |
463 |
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|
}; |
464 |
|
|
|
465 |
|
|
for my $key (@{$clsprop->{<H::mg|origin0>}}) { |
466 |
|
|
push @gtarget, $gtstem->{$key} if ref $gtstem->{$key}; |
467 |
|
|
} |
468 |
|
|
|
469 |
|
|
A: for my $key ((@{$clsprop->{<H::mg|ownee1h>}}), |
470 |
|
|
(@{$clsprop->{<H::mg|subnode1h>}})) { |
471 |
|
|
next A unless ref $gtstem->{$key}; |
472 |
|
|
push @gtarget, grep {ref $_} values %{$gtstem->{$key}}; |
473 |
|
|
} |
474 |
|
|
|
475 |
|
|
A: for my $key (@{$clsprop->{<H::mg|subnode1a>}}) { |
476 |
|
|
next A unless ref $gtstem->{$key}; |
477 |
|
|
push @gtarget, grep {ref $_} @{$gtstem->{$key}}; |
478 |
|
|
} |
479 |
|
|
|
480 |
|
|
A: for my $key (@{$clsprop->{<H::mg|subnode2hh>}}) { |
481 |
|
|
next A unless ref $gtstem->{$key}; |
482 |
|
|
B: for my $key2 (keys %{$gtstem->{$key}}) { |
483 |
|
|
next B unless ref $gtstem->{$key}->{$key2}; |
484 |
|
|
push @gtarget, grep {ref $_} values %{$gtstem->{$key}->{$key2}}; |
485 |
|
|
} |
486 |
|
|
} |
487 |
|
|
|
488 |
|
|
for my $key (@{$clsprop->{<H::mg|owner0>}}) { |
489 |
|
|
push @gwreferred, $gtstem->{$key} if ref $gtstem->{$key}; |
490 |
|
|
} |
491 |
|
|
|
492 |
|
|
push @grove, $gtarget; |
493 |
|
|
} # GTARGET |
494 |
|
|
|
495 |
|
|
for (@grove) { |
496 |
|
|
$done{$$_} = true; |
497 |
|
|
delete $bag->{$$_}; |
498 |
|
|
} |
499 |
|
|
push @target, @gwreferred; |
500 |
|
|
} # TARGET |
501 |
|
|
$bag->{<H::mg|mutations>} = []; |
502 |
|
|
##NodeRef |
503 |
|
|
|
504 |
|
|
## -- Reference Internal Properties |
505 |
|
|
|
506 |
|
|
RPropDef: |
507 |
|
|
@QName: mg|nodeRefKey |
508 |
|
|
@subsetOf: DISPerl|propHashKey |
509 |
|
|
@multipleProperties: DISCore|Single |
510 |
|
|
@dataType: DISCore|String |
511 |
|
|
|
512 |
|
|
IntPropDef: |
513 |
|
|
@QName: mg|nodeIDReference |
514 |
|
|
@enDesc: |
515 |
|
|
The <Q::mg|nodeID> of the node referenced by the node reference object. |
516 |
|
|
@Type: DISPerl|SCALAR |
517 |
|
|
@mg:nodeRefKey: id |
518 |
|
|
|
519 |
|
|
IntPropDef: |
520 |
|
|
@QName: mg|nodeBag |
521 |
|
|
@enDesc: |
522 |
|
|
The node bag object referenced by the node reference object. |
523 |
|
|
@Type: DISPerl|Ref |
524 |
|
|
@mg:nodeRefKey: b |