checkstyle.xml

<?xml version="1.0"?>
<!DOCTYPE module PUBLIC
        "-//Checkstyle//DTD Checkstyle Configuration 1.3//EN"
        "https://checkstyle.org/dtds/configuration_1_3.dtd">

<module name="Checker">
    <module name="TreeWalker">
        <module name="UnusedImports"/>

        <module name="SuppressionCommentFilter"/>

        <module name="AbbreviationAsWordInName">
            <property name="ignoreStatic" value="false"/>
            <property name="ignoreOverriddenMethods" value="false"/>
        </module>

        <module name="LeftCurly">
            <property name="option" value="nlow"/>
            <property name="tokens" value="CLASS_DEF,INTERFACE_DEF"/>
        </module>

        <module name="JavadocMethod">
            <property name="accessModifiers" value="public"/>
            <property name="allowMissingParamTags" value="false"/>
        </module>

        <module name="MissingJavadocMethod">
            <property name="allowedAnnotations" value="Override,Test,BeforeEach,AfterEach"/>
        </module>

        <module name="CyclomaticComplexity">
            <property name="max" value="8"/>
            <property name="tokens" value="LITERAL_WHILE, LITERAL_DO"/>
        </module>

        <module name="MethodLength">
            <property name="tokens" value="METHOD_DEF"/>
            <property name="max" value="80"/>
        </module>

        <module name="AvoidStarImport">
            <property name="excludes" value="java.io,java.net,java.lang.Math"/>
        </module>

        <module name="Indentation"/>

        <module name="NoWhitespaceAfter"/>

        <module name="NoWhitespaceBefore"/>

        <module name="MissingOverride"/>

        <module name="ConstantName"/>

        <module name="PackageName"/>

        <module name="EmptyBlock"/>
    </module>

    <module name="LineLength">
        <property name="max" value="100"/>
    </module>
</module>