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href="pmd_projectdocs_committers_infrastructure.html">Infrastructure</a></li> <li><a href="pmd_projectdocs_committers_releasing.html">Release process</a></li> <li><a href="pmd_projectdocs_committers_merging_pull_requests.html">Merging pull requests</a></li> <li><a href="pmd_projectdocs_committers_main_landing_page.html">Main Landing page</a></li> </ul> </li> </ul> </li> </ul> </div> <!-- Content Column --> <div class="col-md-9" id="tg-sb-content"> <header> <div class="row"> <div class="col-lg-12"> <a href="./" role="button" ><i class="fa fa-home fa-lg"></i ></a> » Language configuration <a target="_blank" href="https://github.com/pmd/pmd/blob/master/docs/pages/pmd/languages/language_properties.md" class="float-right" role="button" ><i class="fab fa-github fa-lg"></i> Edit on GitHub</a > </div> </div> <hr /> </header> <div class="post-header"> <h1 class="post-title-main">Language configuration</h1> </div> <div class="post-content" data-github-edit-url="https://github.com/pmd/pmd/blob/master/docs/pages/pmd/languages/language_properties.md"> <div class="summary">Summary of language configuration options and properties</div> <details id="inline-toc-details"> <summary>Table of Contents</summary> <div id="inline-toc"><!-- empty, move TOC here when screen size too small --></div> </details> <h1 id="language-properties">Language properties</h1> <p>Since PMD 7.0.0, languages may be directly configured via properties. The properties can be specified via environment variables or programmatically.</p> <p>The name of the environment variables follow the following pattern, completely in uppercase:</p> <div class="language-plaintext highlighter-rouge"><div class="highlight"><pre class="highlight"><code>PMD_<LanguageId>_<PropertyName> </code></pre></div></div> <p>LanguageId is the short name of the language, which is being configured. This is e.g. “JAVA” or “APEX”.</p> <p>PropertyName is the name of the property converted to SCREAMING_SNAKE_CASE, that is set to a specific value, e.g. “SUPPRESS_MARKER” for “suppressMarker”.</p> <p>As a convention, properties whose name start with an <em>x</em> are internal and may be removed or changed without notice.</p> <p>Properties whose name start with <strong>CPD</strong> are used to configure CPD CpdLexer options.</p> <p>Programmatically, the language properties can be set on <code class="language-plaintext highlighter-rouge">PMDConfiguration</code> (or <code class="language-plaintext highlighter-rouge">CPDConfiguration</code>) before using the <a href="https://docs.pmd-code.org/apidocs/pmd-core/7.0.1-SNAPSHOT/net/sourceforge/pmd/PmdAnalysis.html#"><code>PmdAnalysis</code></a> (or <a href="https://docs.pmd-code.org/apidocs/pmd-core/7.0.1-SNAPSHOT/net/sourceforge/pmd/cpd/CpdAnalysis.html#"><code>CpdAnalysis</code></a>) instance to start the analysis:</p> <div class="language-java highlighter-rouge"><div class="highlight"><pre class="highlight"><code><span class="nc">PMDConfiguration</span> <span class="n">configuration</span> <span class="o">=</span> <span class="k">new</span> <span class="nc">PMDConfiguration</span><span class="o">();</span> <span class="nc">LanguagePropertyBundle</span> <span class="n">properties</span> <span class="o">=</span> <span class="n">configuration</span><span class="o">.</span><span class="na">getLanguageProperties</span><span class="o">(</span><span class="nc">LanguageRegistry</span><span class="o">.</span><span class="na">PMD</span><span class="o">.</span><span class="na">getLanguageById</span><span class="o">(</span><span class="s">"java"</span><span class="o">));</span> <span class="n">properties</span><span class="o">.</span><span class="na">setProperty</span><span class="o">(</span><span class="nc">LanguagePropertyBundle</span><span class="o">.</span><span class="na">SUPPRESS_MARKER</span><span class="o">,</span> <span class="s">"PMD"</span><span class="o">);</span> </code></pre></div></div> <h2 id="common-language-properties">Common language properties</h2> <p>All languages support the following properties:</p> <ul> <li> <p><code class="language-plaintext highlighter-rouge">suppressMarker</code>: A string to detect suppression comments. The default is <code class="language-plaintext highlighter-rouge">NOPMD</code>, so e.g. in Java, a comment <code class="language-plaintext highlighter-rouge">// NOPMD</code> will suppress warnings on the same line.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--suppress-marker</code>. The CLI option applies for all languages and overrides any language property.</p> </li> <li> <p><code class="language-plaintext highlighter-rouge">version</code>: The language version PMD should use when parsing source code. If not specified, the default version of the language will be used.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--use-version</code>.</p> </li> </ul> <h2 id="cpd-language-properties">CPD language properties</h2> <p>Many languages support the following properties, which are centrally defined in <a href="https://docs.pmd-code.org/apidocs/pmd-core/7.0.1-SNAPSHOT/net/sourceforge/pmd/cpd/CpdLanguageProperties.html#"><code>CpdLanguageProperties</code></a>:</p> <ul> <li> <p><code class="language-plaintext highlighter-rouge">cpdIgnoreLiteralSequences</code>: Ignore sequences of literals, eg <code class="language-plaintext highlighter-rouge">0, 0, 0, 0</code>.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--ignore-literal-sequences</code>.</p> </li> <li> <p><code class="language-plaintext highlighter-rouge">cpdIgnoreLiteralAndIdentifierSequences</code>: Ignore sequences of literals and identifiers, eg <code class="language-plaintext highlighter-rouge">a, b, 0, 0</code>.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--ignore-sequences</code>.</p> </li> <li> <p><code class="language-plaintext highlighter-rouge">cpdAnonymizeLiterals</code>: Anonymize literals. They are still part of the token stream but all literals appear to have the same value.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--ignore-literals</code>.</p> </li> <li> <p><code class="language-plaintext highlighter-rouge">cpdAnonymizeIdentifiers</code>: Anonymize identifiers. They are still part of the token stream but all identifiers appear to have the same value.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--ignore-identifiers</code>.</p> </li> <li> <p><code class="language-plaintext highlighter-rouge">cpdIgnoreImports</code>: Ignore import statements and equivalent (eg using statements in C#).</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--ignore-usings</code>.</p> </li> <li> <p><code class="language-plaintext highlighter-rouge">cpdIgnoreMetadata</code>: Ignore metadata such as Java annotations or C# attributes.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--ignore-annotations</code>.</p> </li> </ul> <p>Note: <a href="https://docs.pmd-code.org/apidocs/pmd-core/7.0.1-SNAPSHOT/net/sourceforge/pmd/cpd/CPDConfiguration.html#"><code>CPDConfiguration</code></a> has convenience methods to control these options, e.g. <a href="https://docs.pmd-code.org/apidocs/pmd-core/7.0.1-SNAPSHOT/net/sourceforge/pmd/cpd/CPDConfiguration.html#setIgnoreAnnotations(boolean)"><code>setIgnoreAnnotations</code></a>.</p> <h2 id="java-language-properties">Java language properties</h2> <p>The Java language can be configured with the following properties:</p> <ul> <li> <p><code class="language-plaintext highlighter-rouge">auxClasspath</code>: Classpath on which to find compiled classes for the language</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--aux-classpath</code>.</p> <p>Environment variable: <code class="language-plaintext highlighter-rouge">PMD_JAVA_AUX_CLASSPATH</code></p> </li> <li> <p><code class="language-plaintext highlighter-rouge">xTypeInferenceLogging</code>: Verbosity of type inference logging, possible values <code class="language-plaintext highlighter-rouge">DISABLED</code>, <code class="language-plaintext highlighter-rouge">SIMPLE</code>, <code class="language-plaintext highlighter-rouge">VERBOSE</code>.</p> <p>Environment variable: <code class="language-plaintext highlighter-rouge">PMD_JAVA_X_TYPE_INFERENCE_LOGGING</code></p> </li> </ul> <h2 id="apex-language-properties">Apex language properties</h2> <ul> <li> <p><code class="language-plaintext highlighter-rouge">rootDirectory</code>: With this property the root directory of the Salesforce metadata, where <code class="language-plaintext highlighter-rouge">sfdx-project.json</code> resides, is specified. <a href="https://github.com/nawforce/ApexLink">ApexLink</a> can then load all the classes in the project and figure out, whether a method is used or not.</p> <p>This property is needed for <a href="pmd_rules_apex_design.html#unusedmethod"><code class="language-plaintext highlighter-rouge">UnusedMethod</code></a>.</p> <p>Environment variable: <code class="language-plaintext highlighter-rouge">PMD_APEX_ROOT_DIRECTORY</code></p> </li> </ul> <h2 id="visualforce-language-properties">Visualforce language properties</h2> <ul> <li> <p><code class="language-plaintext highlighter-rouge">apexDirectories</code>: Comma separated list of directories for Apex classes. Absolute or relative to the Visualforce directory. Default is <code class="language-plaintext highlighter-rouge">../classes</code>. Specifying an empty string will disable data type resolution for Apex Controller properties.</p> <p>Environment variable: <code class="language-plaintext highlighter-rouge">PMD_VISUALFORCE_APEX_DIRECTORIES</code></p> </li> <li> <p><code class="language-plaintext highlighter-rouge">objectsDirectories</code>: Comma separated list of directories for Custom Objects. Absolute or relative to the Visualforce directory. Default is <code class="language-plaintext highlighter-rouge">../objects</code>. Specifying an empty string will disable data type resolution for Custom Object fields.</p> <p>Environment variable: <code class="language-plaintext highlighter-rouge">PMD_VISUALFORCE_OBJECTS_DIRECTORIES</code></p> </li> </ul> <h2 id="cpp-language-properties">CPP language properties</h2> <ul> <li> <p><code class="language-plaintext highlighter-rouge">cpdSkipBlocksPattern</code>: Specifies a start and end delimiter for CPD to completely ignore. The delimiters are separated by a pipe <code class="language-plaintext highlighter-rouge">|</code>. The default skips code that is conditionally compiled out. Set this property to empty to disable this.</p> <p>This property can also be set via the CLI option <code class="language-plaintext highlighter-rouge">--skip-blocks-pattern</code>.</p> </li> </ul> <div class="tags"> <b>Tags: </b> <a href="tag_languages.html" class="btn btn-outline-secondary navbar-btn cursorNorm" role="button">languages</a> </div> </div> <footer> <hr /> <div> This documentation is written in markdown. <br /> If there is something missing or can be improved, edit this page on github and create a PR: <a target="_blank" href="https://github.com/pmd/pmd/blob/master/docs/pages/pmd/languages/language_properties.md" role="button" ><i class="fab fa-github fa-lg"></i> Edit on GitHub</a > </div> <hr /> <div class="row"> <div class="col-lg-12 footer"> ©2024 PMD Open Source Project. 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