Q3
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@@ -23,3 +23,37 @@ Use your rule with different projects and describe you findings below. See the [
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## Answer
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```xml
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<?xml version="1.0" encoding="UTF-8"?>
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<ruleset name="Nested If Ruleset"
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xmlns="http://pmd.sourceforge.net/ruleset/2.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://pmd.sourceforge.net/ruleset/2.0.0 https://pmd.sourceforge.io/ruleset_2_0_0.xsd">
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<description>
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Ruleset pour détecter 3 niveaux (ou plus) de if imbriqués.
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</description>
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<rule name="nestedIfRule"
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language="java"
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message="nested If"
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class="net.sourceforge.pmd.lang.rule.xpath.XPathRule">
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<description>
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Three or more nested `if` !
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</description>
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<priority>3</priority>
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<properties>
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<property
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name="xpath"
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value =" //IfStatement[
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descendant::IfStatement[
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descendant::IfStatement
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]
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]"
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/>
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</properties>
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</rule>
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</ruleset>
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```
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en testant un programme Java, il détecte bien les imbrications de 'if' même s'ils ne sont pas directement imbriqués, séparés par un while par exemple
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