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="SuppressWarningsFilter"/>
    <module name="TreeWalker">
        <module name="AnnotationUseStyle">
        </module>
        <module name="DeclarationOrder">
            <property name="ignoreModifiers" value="true"/>
        </module>
        <module name="DefaultComesLast"/>
        <module name="DesignForExtension"/>
        <module name="EmptyBlock"/>
        <module name="EmptyCatchBlock"/>
        <module name="EmptyStatement"/>
        <module name="FinalClass"/>
        <module name="HiddenFieldCheck">
            <property name="ignoreConstructorParameter" value="true"/>
            <property name="ignoreSetter" value="true"/>
            <property name="setterCanReturnItsClass" value="true"/>
        </module>
        <module name="IllegalCatch"/>
        <module name="IllegalThrows"/>
        <module name="InnerAssignment"/>
        <module name="InvalidJavadocPosition"/>
        <module name="MissingDeprecated"/>
        <module name="MutableException"/>
        <module name="NeedBraces"/>
        <module name="NoClone"/>
        <module name="NoFinalizer"/>
        <module name="PackageDeclaration"/>
        <module name="ParameterAssignment"/>
        <module name="RedundantModifier"/>
        <module name="SimplifyBooleanExpression"/>
        <module name="SimplifyBooleanReturn"/>
        <module name="SuppressWarningsHolder"/>
        <module name="TrailingComment"/>
        <module name="WriteTag">
            <property name="tag" value="@author"/>
            <property name="tagFormat" value="\S"/>
            <property name="tagSeverity" value="error"/>
            <property name="severity" value="ignore"/>
        </module>
        <module name="UnnecessaryParentheses"/>
        <module name="UnnecessarySemicolonInEnumeration"/>
        <module name="UnnecessarySemicolonInTryWithResources"/>
        <module name="UnusedImports">
        </module>
    </module>
    <module name="UniqueProperties"/>
</module>