<?xml version=“1.0” encoding=“UTF-8”?> <!DOCTYPE module PUBLIC

"-//Puppy Crawl//DTD Check Configuration 1.3//EN"
"http://www.puppycrawl.com/dtds/configuration_1_3.dtd">

<module name=“Checker”>

<!-- https://github.com/facebook/presto/blob/master/src/checkstyle/checks.xml -->
<module name="FileTabCharacter"/>
<module name="NewlineAtEndOfFile">
    <property name="lineSeparator" value="lf"/>
</module>
<module name="RegexpMultiline">
    <property name="format" value="\r"/>
    <property name="message" value="Line contains carriage return"/>
</module>
<module name="RegexpMultiline">
    <property name="format" value=" \n"/>
    <property name="message" value="Line has trailing whitespace"/>
</module>
<module name="RegexpMultiline">
    <property name="format" value="\{\n\n"/>
    <property name="message" value="Blank line after opening brace"/>
</module>
<module name="RegexpMultiline">
    <property name="format" value="\n\n\s*\}"/>
    <property name="message" value="Blank line before closing brace"/>
</module>
<module name="RegexpMultiline">
    <property name="format" value="\n\n\n"/>
    <property name="message" value="Multiple consecutive blank lines"/>
</module>
<module name="RegexpMultiline">
    <property name="format" value="\n\n\Z"/>
    <property name="message" value="Blank line before end of file"/>
</module>
<module name="RegexpMultiline">
    <property name="format" value="Preconditions\.checkNotNull"/>
    <property name="message" value="Use of checkNotNull"/>
</module>

<module name="TreeWalker">
    <module name="EmptyBlock">
        <property name="option" value="text"/>
        <property name="tokens" value="
            LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY, LITERAL_IF,
            LITERAL_FOR, LITERAL_TRY, LITERAL_WHILE, INSTANCE_INIT, STATIC_INIT"/>
    </module>
    <module name="EmptyStatement"/>
    <module name="EmptyForInitializerPad"/>
    <module name="EmptyForIteratorPad">
        <property name="option" value="space"/>
    </module>
    <module name="MethodParamPad">
        <property name="allowLineBreaks" value="true"/>
        <property name="option" value="nospace"/>
    </module>
    <module name="ParenPad"/>
    <module name="TypecastParenPad"/>
    <module name="NeedBraces"/>
    <module name="LeftCurly">
        <property name="option" value="nl"/>
        <property name="tokens" value="CLASS_DEF, CTOR_DEF, INTERFACE_DEF, METHOD_DEF"/>
    </module>
    <module name="LeftCurly">
        <property name="option" value="eol"/>
        <property name="tokens" value="
             LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY, LITERAL_FOR,
             LITERAL_IF, LITERAL_SWITCH, LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_WHILE"/>
    </module>
    <module name="RightCurly">
        <property name="option" value="alone"/>
    </module>
    <module name="GenericWhitespace"/>
    <module name="WhitespaceAfter"/>
    <module name="NoWhitespaceBefore"/>

    <module name="UpperEll"/>
    <module name="DefaultComesLast"/>
    <module name="ArrayTypeStyle"/>
    <module name="MultipleVariableDeclarations"/>
    <module name="ModifierOrder"/>
    <module name="OneStatementPerLine"/>
    <module name="StringLiteralEquality"/>
    <module name="MutableException"/>
    <module name="EqualsHashCode"/>
    <module name="InnerAssignment"/>
    <module name="InterfaceIsType"/>
    <module name="HideUtilityClassConstructor"/>

    <module name="MemberName"/>
    <module name="LocalVariableName"/>
    <module name="LocalFinalVariableName"/>
    <module name="TypeName"/>
    <module name="PackageName"/>
    <module name="ParameterName"/>
    <module name="StaticVariableName"/>
    <module name="ClassTypeParameterName">
        <property name="format" value="^[A-Z][0-9]?$"/>
    </module>
    <module name="MethodTypeParameterName">
        <property name="format" value="^[A-Z][0-9]?$"/>
    </module>

    <module name="AvoidStarImport"/>
    <module name="RedundantImport"/>
    <module name="UnusedImports"/>
    <module name="ImportOrder">
        <property name="groups" value="*,javax,java"/>
        <property name="separated" value="true"/>
        <property name="option" value="bottom"/>
        <property name="sortStaticImportsAlphabetically" value="true"/>
    </module>

    <module name="WhitespaceAround">
        <property name="allowEmptyConstructors" value="true"/>
        <property name="allowEmptyMethods" value="true"/>
        <property name="ignoreEnhancedForColon" value="false"/>
        <property name="tokens" value="
            ASSIGN, BAND, BAND_ASSIGN, BOR, BOR_ASSIGN, BSR, BSR_ASSIGN,
            BXOR, BXOR_ASSIGN, COLON, DIV, DIV_ASSIGN, EQUAL, GE, GT, LAND, LE,
            LITERAL_ASSERT, LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE,
            LITERAL_FINALLY, LITERAL_FOR, LITERAL_IF, LITERAL_RETURN,
            LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_WHILE,
            LOR, LT, MINUS, MINUS_ASSIGN, MOD, MOD_ASSIGN, NOT_EQUAL,
            PLUS, PLUS_ASSIGN, QUESTION, SL, SLIST, SL_ASSIGN, SR, SR_ASSIGN,
            STAR, STAR_ASSIGN, TYPE_EXTENSION_AND"/>
    </module>
</module>

</module>