src/conf/maven-pmd-plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
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<ruleset name="Default Maven PMD Plugin Ruleset"
    xmlns="http://pmd.sourceforge.net/ruleset/2.0.0"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://pmd.sourceforge.net/ruleset/2.0.0 https://pmd.sourceforge.net/ruleset_2_0_0.xsd">
    <description>
        The default ruleset used by the Maven PMD Plugin, when no other ruleset is specified.
        It contains the rules of the old (pre PMD 6.0.0) rulesets java-basic, java-empty, java-imports,
        java-unnecessary, java-unusedcode.

        This ruleset might be used as a starting point for an own customized ruleset [0].

        [0] https://pmd.github.io/latest/pmd_userdocs_making_rulesets.html
    </description>
    <rule ref="category/java/errorprone.xml/EmptyCatchBlock">
      <properties>
        <property name="allowCommentedBlocks" value="true" />
        <property name="allowExceptionNameRegex" value="^(ignored|expected)$" />
      </properties>
    </rule>
</ruleset>