vmassol
8786cd4a91
git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@113258 13f79535-47bb-0310-9956-ffa450edef68
107 lines
2.3 KiB
XML
107 lines
2.3 KiB
XML
<?xml version="1.0"?>
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<ruleset name="Import Rules">
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<description>
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These rules deal with different problems that can occur with a class' import statements.
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</description>
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<rule name="DuplicateImports"
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message="Avoid duplicate imports such as ''{0}''"
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class="net.sourceforge.pmd.rules.DuplicateImportsRule">
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<description>
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Avoid duplicate import statements.
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</description>
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<priority>4</priority>
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<example>
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<![CDATA[
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// this is bad
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import java.io.File;
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import java.io.File;
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public class Foo {}
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// --- in another source code file...
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// this is bad
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import java.io.*;
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import java.io.File;
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public class Foo {}
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]]>
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</example>
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</rule>
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<rule name="DontImportJavaLang"
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message="Avoid importing anything from the package 'java.lang'"
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class="net.sourceforge.pmd.rules.XPathRule">
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<description>
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Avoid importing anything from the package 'java.lang'. These classes are automatically imported (JLS 7.5.3).
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</description>
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<properties>
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<property name="xpath">
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<value>
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<![CDATA[
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//ImportDeclaration
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[starts-with(Name/@Image, 'java.lang')]
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[not(starts-with(Name/@Image, 'java.lang.ref'))]
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[not(starts-with(Name/@Image, 'java.lang.reflect'))]
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]]>
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</value>
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</property>
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</properties>
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<priority>4</priority>
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<example>
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<![CDATA[
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// this is bad
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import java.lang.String;
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public class Foo {}
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// --- in another source code file...
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// this is bad
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import java.lang.*;
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public class Foo {}
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]]>
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</example>
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</rule>
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<rule name="UnusedImports"
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message="Avoid unused imports such as ''{0}''"
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class="net.sourceforge.pmd.rules.UnusedImportsRule">
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<description>
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Avoid unused import statements.
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</description>
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<priority>4</priority>
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<example>
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<![CDATA[
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// this is bad
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import java.io.File;
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public class Foo {}
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]]>
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</example>
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</rule>
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<rule name="ImportFromSamePackage"
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message="No need to import a type that's in the same package"
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class="net.sourceforge.pmd.rules.ImportFromSamePackageRule">
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<description>
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No need to import a type that's in the same package.
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</description>
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<priority>3</priority>
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<example>
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<![CDATA[
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package foo;
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import foo.Buz; // no need for this
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public class Bar{}
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]]>
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</example>
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</rule>
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</ruleset>
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