annotate Lib/IMPL/DOM/Navigator/SchemaNavigator.pm @ 22:da5bc24b3d3c

wmi tests
author Sergey
date Wed, 30 Sep 2009 17:41:32 +0400
parents 818c74b038ae
children 7f00786f8210
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1 package IMPL::DOM::Navigator::SchemaNavigator;
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2 use strict;
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3 use warnings;
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4
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5 use base qw(IMPL::DOM::Navigator);
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6 use IMPL::Class::Property;
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7 use IMPL::Class::Property::Direct;
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8
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9 __PACKAGE__->PassThroughArgs;
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11 BEGIN {
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12 public _direct property Schema => prop_get;
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13 }
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14
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15 sub CTOR {
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16 my ($this,$schema) = @_;
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18 $this->{$Schema} = $schema;
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20 die new IMPL::InvalidArgumentException("A schema object is required") unless $schema->isa('IMPL::DOM::Schema');
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21 }
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23 sub Navigate {
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24 my ($this,$query) = @_;
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25
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26 if (my ($newNode) = $this->Current->selectNodes($query)) {
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27 if (ref $newNode eq 'IMPL::DOM::Schema::Node') {
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28 $newNode = $this->{$Schema}->ResolveType($newNode->type) || $newNode;
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29 }
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30 return $this->_NavigateNode($newNode);
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31 } else {
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32 return undef;
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33 }
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34 }
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35
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36 1;
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37 __END__
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39 =pod
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40
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41 =head1 DESCRIPTION
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42
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43 Навигатор для схемы, отличается от стандартного тем, что переходит по ссылкам вида <Node nodeName="SomeName" type="ReferencedType"/>.
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44 При этом имя узла в который перешли будет отличаться от указанного в поисковом критерии.
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45
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46 =cut