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

<!--
    Checkstyle configuration that checks the Google coding conventions from Google Java Style
    that can be found at https://google.github.io/styleguide/javaguide.html

    Checkstyle is very configurable. Be sure to read the documentation at
    http://checkstyle.org (or in your downloaded distribution).

    To completely disable a check, just comment it out or delete it from the file.
    To suppress certain violations please review suppression filters.

    Authors: Max Vetrenko, Ruslan Diachenko, Roman Ivanov.
    -->

<!--
    This checkstyle config is a modified version of the above described configuration.

    Authors: Lily Romano, Sean O'Connor '26, Claude.ai
    -->

<module name="Checker">

    <!-- Specifies the character encoding used to interpret the file - UTF-8 supports all unicode characters and is the standard for Java source files -->
    <property name="charset" value="UTF-8"/>

    <!-- Defines which file types checkstyle will examine - checking style rules will only be applied to these file extensions -->
    <property name="fileExtensions" value="java, properties, xml"/>

    <!-- Excludes all 'module-info.java' files -->
    <module name="BeforeExecutionExclusionFileFilter">
        <property name="fileNamePattern" value="module\-info\.java$"/>
    </module>

    <!-- INFO: Checks for tabs instead of spaces in files. Ensures consistent indentation.
        eachLine=true means every line is checked -->
    <module name="FileTabCharacter">
        <property name="eachLine" value="true"/>
        <property name="severity" value="info"/>
    </module>

    <!-- INFO: Enforces maximum line length to improve readability.
        Ignores package/import statements and URLs. -->
    <module name="LineLength">
        <property name="fileExtensions" value="java"/>
        <property name="max" value="100"/> 
        <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/>
        <property name="severity" value="info"/>
    </module>

    <!-- TreeWalker: The main module that parses Java source files into an AST (Abstract Syntax Tree). 
        All checks that need to analyze Java code structure must be nested within this module. -->
    <module name="TreeWalker">
    
        <!-- ERROR: Enforces that the outer type (class/interface) name matches its file name -->
        <module name="OuterTypeFilename">
            <property name="severity" value="error"/>
        </module>

        <!-- ERROR: Checks for usage of obscure escape sequences that should be replaced with more readable alternatives -->
        <module name="IllegalTokenText">
            <property name="tokens" value="STRING_LITERAL, CHAR_LITERAL"/>
            <property name="format"
                    value="\\u00(09|0(a|A)|0(c|C)|0(d|D)|22|27|5(C|c))|\\(0(10|11|12|14|15|42|47)|134)"/>
            <property name="message"
                    value="Consider using special escape sequence instead of octal value or Unicode escaped value."/>
            <property name="severity" value="error"/>
        </module>

        <!-- WARNING: Controls proper usage of Unicode escape sequences, allowing them in specific cases -->
        <module name="AvoidEscapedUnicodeCharacters">
            <property name="allowEscapesForControlCharacters" value="true"/>
            <property name="allowByTailComment" value="true"/>
            <property name="allowNonPrintableEscapes" value="true"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Prevents use of wildcard imports (import foo.*) to improve code clarity -->
        <module name="AvoidStarImport">
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Ensures each source file contains only one top-level class -->
        <module name="OneTopLevelClass">
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Prevents wrapping package and import statements across multiple lines -->
        <module name="NoLineWrap">
            <property name="tokens" value="PACKAGE_DEF, IMPORT, STATIC_IMPORT"/>
            <property name="severity" value="info"/>
        </module>

        <!-- ERROR: Checks for empty blocks (if, try, etc) that might indicate missing code -->
        <module name="EmptyBlock">
            <property name="option" value="TEXT"/>
            <property name="tokens" value="LITERAL_TRY, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, LITERAL_SWITCH"/>
            <property name="severity" value="error"/>
        </module>

        <!-- ERROR: Enforces use of curly braces around code blocks to prevent logic errors -->
        <module name="NeedBraces">
            <property name="tokens" value="LITERAL_DO, LITERAL_ELSE, LITERAL_FOR, LITERAL_IF, LITERAL_WHILE"/>
            <property name="severity" value="error"/>
        </module>

        <!-- WARNING: Checks for proper placement of left curly braces for all code blocks -->
        <module name="LeftCurly">
            <property name="tokens"
                    value="ANNOTATION_DEF, CLASS_DEF, CTOR_DEF, ENUM_CONSTANT_DEF, ENUM_DEF,
                        INTERFACE_DEF, LAMBDA, LITERAL_CASE, LITERAL_CATCH, LITERAL_DEFAULT,
                        LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY, LITERAL_FOR, LITERAL_IF,
                        LITERAL_SWITCH, LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_WHILE, METHOD_DEF,
                        OBJBLOCK, STATIC_INIT, RECORD_DEF, COMPACT_CTOR_DEF"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Enforces right curly brace placement for control statements -->
        <module name="RightCurly">
            <property name="id" value="RightCurlySame"/>
            <property name="tokens"
                    value="LITERAL_TRY, LITERAL_CATCH, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE,
                        LITERAL_DO"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Enforces right curly brace placement for definitions and loops -->
        <module name="RightCurly">
            <property name="id" value="RightCurlyAlone"/>
            <property name="option" value="alone"/>
            <property name="tokens"
                    value="CLASS_DEF, METHOD_DEF, CTOR_DEF, LITERAL_FOR, LITERAL_WHILE, STATIC_INIT,
                        INSTANCE_INIT, ANNOTATION_DEF, ENUM_DEF, INTERFACE_DEF, RECORD_DEF,
                        COMPACT_CTOR_DEF, LITERAL_SWITCH"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- Suppresses RightCurly check in specific cases where curly braces need special handling -->
        <module name="SuppressionXpathSingleFilter">
            <!-- suppresion is required till https://github.com/checkstyle/checkstyle/issues/7541 -->
            <property name="id" value="RightCurlyAlone"/>
            <property name="query" value="//RCURLY[parent::SLIST[count(./*)=1]
                                        or preceding-sibling::*[last()][self::LCURLY]]"/>
        </module>

        <!-- INFO: Enforces whitespace after specific language tokens for better readability -->
        <module name="WhitespaceAfter">
            <property name="tokens"
                    value="COMMA, SEMI, TYPECAST, LITERAL_IF, LITERAL_ELSE, LITERAL_RETURN,
                        LITERAL_WHILE, LITERAL_DO, LITERAL_FOR, LITERAL_FINALLY, DO_WHILE, ELLIPSIS,
                        LITERAL_SWITCH, LITERAL_SYNCHRONIZED, LITERAL_TRY, LITERAL_CATCH, LAMBDA,
                        LITERAL_YIELD, LITERAL_CASE"/>
            <property name="severity" value="info"/>
        </module>

        <!-- WARNING: Controls whitespace around tokens and operators for consistent formatting.
             Allows empty blocks in specific cases but enforces whitespace rules around operators -->
        <module name="WhitespaceAround">
            <property name="allowEmptyConstructors" value="true"/>
            <property name="allowEmptyLambdas" value="true"/>
            <property name="allowEmptyMethods" value="true"/>
            <property name="allowEmptyTypes" value="true"/>
            <property name="allowEmptyLoops" 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, DO_WHILE, EQUAL, GE, GT, LAMBDA, LAND,
                        LCURLY, LE, LITERAL_CATCH, LITERAL_DO, LITERAL_ELSE, LITERAL_FINALLY,
                        LITERAL_FOR, LITERAL_IF, LITERAL_RETURN, LITERAL_SWITCH, LITERAL_SYNCHRONIZED,
                        LITERAL_TRY, LITERAL_WHILE, LOR, LT, MINUS, MINUS_ASSIGN, MOD, MOD_ASSIGN,
                        NOT_EQUAL, PLUS, PLUS_ASSIGN, QUESTION, RCURLY, SL, SLIST, SL_ASSIGN, SR,
                        SR_ASSIGN, STAR, STAR_ASSIGN, LITERAL_ASSERT, TYPE_EXTENSION_AND"/>
            <property name="severity" value="warning"/>
            <message key="ws.notFollowed"
                    value="WhitespaceAround: ''{0}'' is not followed by whitespace. Empty blocks
                    may only be represented as '{}' when not part of a multi-block statement (4.1.3)"/>
            <message key="ws.notPreceded"
                    value="WhitespaceAround: ''{0}'' is not preceded with whitespace."/>
        </module>
 
        <!-- WARNING: Enforces one statement per line to improve readability -->
        <module name="OneStatementPerLine">
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Prevents declaring multiple variables in one statement -->
        <module name="MultipleVariableDeclarations">
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Enforces Java array style (String[] args) over C style (String args[]) -->
        <module name="ArrayTypeStyle">
            <property name="severity" value="info"/>
        </module>

        <!-- WARNING: Requires default case in switch statements to handle all cases -->
        <module name="MissingSwitchDefault">
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Checks for fall through in switch cases where break is missing -->
        <module name="FallThrough">
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Requires capital L for long integers (123L vs 123l) -->
        <module name="UpperEll">
            <property name="severity" value="info"/>
        </module>

        <!-- WARNING: Enforces standard Java modifier ordering (public static final) -->
        <module name="ModifierOrder">
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Enforces empty lines between definitions and declarations for readability -->
        <module name="EmptyLineSeparator">
            <property name="tokens"
                    value="PACKAGE_DEF, IMPORT, STATIC_IMPORT, CLASS_DEF, INTERFACE_DEF, ENUM_DEF,
                        STATIC_INIT, INSTANCE_INIT, METHOD_DEF, CTOR_DEF, VARIABLE_DEF, RECORD_DEF,
                        COMPACT_CTOR_DEF"/>
            <property name="allowNoEmptyLineBetweenFields" value="true"/>
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Controls line wrapping for dot operator - requires dot on new line -->
        <module name="SeparatorWrap">
            <property name="id" value="SeparatorWrapDot"/>
            <property name="tokens" value="DOT"/>
            <property name="option" value="nl"/>
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Controls line wrapping for commas - requires comma at end of line -->
        <module name="SeparatorWrap">
            <property name="id" value="SeparatorWrapComma"/>
            <property name="tokens" value="COMMA"/>
            <property name="option" value="EOL"/>
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Controls line wrapping for ellipsis - requires ellipsis at end of line -->
        <module name="SeparatorWrap">
            <!-- ELLIPSIS is EOL until https://github.com/google/styleguide/issues/259 -->
            <property name="id" value="SeparatorWrapEllipsis"/>
            <property name="tokens" value="ELLIPSIS"/>
            <property name="option" value="EOL"/>
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Controls line wrapping for array declarations - requires bracket at end of line -->
        <module name="SeparatorWrap">
            <!-- ARRAY_DECLARATOR is EOL until https://github.com/google/styleguide/issues/258 -->
            <property name="id" value="SeparatorWrapArrayDeclarator"/>
            <property name="tokens" value="ARRAY_DECLARATOR"/>
            <property name="option" value="EOL"/>
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Controls line wrapping for method references - requires :: on new line -->
        <module name="SeparatorWrap">
            <property name="id" value="SeparatorWrapMethodRef"/>
            <property name="tokens" value="METHOD_REF"/>
            <property name="option" value="nl"/>
            <property name="severity" value="info"/>
        </module>

        <!-- ERROR: Enforces standard package naming convention (lowercase with dots) -->
        <module name="PackageName">
            <property name="format" value="^[a-z]+(\.[a-z][a-z0-9]*)*$"/>
            <property name="severity" value="error"/>
            <message key="name.invalidPattern"
                    value="Package name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- ERROR: Enforces standard type naming convention (PascalCase) -->
        <module name="TypeName">
            <property name="tokens" value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF,
                    ANNOTATION_DEF, RECORD_DEF"/>
            <property name="severity" value="error"/>
            <message key="name.invalidPattern"
                    value="Type name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces standard member naming convention (camelCase) -->
        <module name="MemberName">
            <property name="format" value="^[a-z][a-z0-9][a-zA-Z0-9]*$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Member name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces standard method parameter naming convention (camelCase) -->
        <module name="ParameterName">
            <property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Parameter name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces lambda parameter naming convention (camelCase) -->
        <module name="LambdaParameterName">
            <property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Lambda parameter name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces catch block parameter naming convention (camelCase) -->
        <module name="CatchParameterName">
            <property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Catch parameter name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces local variable naming convention (camelCase) -->
        <module name="LocalVariableName">
            <property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Local variable name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces pattern variable naming convention (camelCase) -->
        <module name="PatternVariableName">
            <property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Pattern variable name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces class type parameter naming convention (single uppercase letter followed by number, or uppercase ending with T) -->
        <module name="ClassTypeParameterName">
            <property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Class type name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces record component naming convention (camelCase) -->
        <module name="RecordComponentName">
            <property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Record component name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces record type parameter naming (single uppercase letter followed by number, or uppercase ending with T) -->
        <module name="RecordTypeParameterName">
            <property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>
            <property name="severity" value="warning"/> 
            <message key="name.invalidPattern"
                    value="Record type name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces method type parameter naming (single uppercase letter followed by number, or uppercase ending with T) -->
        <module name="MethodTypeParameterName">
            <property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Method type name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Enforces interface type parameter naming (single uppercase letter followed by number, or uppercase ending with T) -->
        <module name="InterfaceTypeParameterName">
            <property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Interface type name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- WARNING: Prevents use of finalize() method as it's unreliable for cleanup -->
        <module name="NoFinalizer">
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Controls whitespace in generic type declarations (<T> formatting) -->
        <module name="GenericWhitespace">
            <property name="severity" value="info"/>
            <message key="ws.followed"
                    value="GenericWhitespace ''{0}'' is followed by whitespace."/>
            <message key="ws.preceded"
                    value="GenericWhitespace ''{0}'' is preceded with whitespace."/>
            <message key="ws.illegalFollow"
                    value="GenericWhitespace ''{0}'' should followed by whitespace."/>
            <message key="ws.notPreceded"
                    value="GenericWhitespace ''{0}'' is not preceded with whitespace."/>
        </module>

        <!-- WARNING: Enforces consistent indentation throughout the code -->
        <module name="Indentation">
            <property name="basicOffset" value="4"/>
            <property name="braceAdjustment" value="2"/>
            <property name="caseIndent" value="2"/>
            <property name="throwsIndent" value="4"/>
            <property name="lineWrappingIndentation" value="4"/>
            <property name="arrayInitIndent" value="2"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Prevents overuse of abbreviations in identifiers -->
        <module name="AbbreviationAsWordInName">
            <property name="ignoreFinal" value="false"/>
            <property name="allowedAbbreviationLength" value="0"/>
            <property name="tokens"
                    value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, ANNOTATION_DEF, ANNOTATION_FIELD_DEF,
                        PARAMETER_DEF, VARIABLE_DEF, METHOD_DEF, PATTERN_VARIABLE_DEF, RECORD_DEF,
                        RECORD_COMPONENT_DEF"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Ensures no whitespace before colons in switch statements -->
        <module name="NoWhitespaceBeforeCaseDefaultColon">
            <property name="severity" value="info"/>
        </module>

        <!-- WARNING: Groups overloaded methods together for better readability -->
        <module name="OverloadMethodsDeclarationOrder">
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Ensures variables are used close to their declaration -->
        <module name="VariableDeclarationUsageDistance">
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Enforces consistent import ordering and grouping -->
        <module name="CustomImportOrder">
            <property name="sortImportsInGroupAlphabetically" value="true"/>
            <property name="separateLineBetweenGroups" value="true"/>
            <property name="customImportOrderRules" value="STATIC###THIRD_PARTY_PACKAGE"/>
            <property name="tokens" value="IMPORT, STATIC_IMPORT, PACKAGE_DEF"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Controls whitespace around method parameter list -->
       <module name="MethodParamPad">
           <property name="tokens"
                   value="CTOR_DEF, LITERAL_NEW, METHOD_CALL, METHOD_DEF,
                       SUPER_CTOR_CALL, ENUM_CONSTANT_DEF, RECORD_DEF"/>
           <property name="severity" value="info"/>
       </module>

       <!-- INFO: Prevents whitespace before specific tokens unless breaking to new line -->
       <module name="NoWhitespaceBefore">
           <property name="tokens"
                   value="COMMA, SEMI, POST_INC, POST_DEC, DOT,
                       LABELED_STAT, METHOD_REF"/>
           <property name="allowLineBreaks" value="true"/>
           <property name="severity" value="info"/>
       </module>

       <!-- INFO: Controls whitespace inside parentheses -->
       <module name="ParenPad">
           <property name="tokens"
                   value="ANNOTATION, ANNOTATION_FIELD_DEF, CTOR_CALL, CTOR_DEF, DOT, ENUM_CONSTANT_DEF,
                       EXPR, LITERAL_CATCH, LITERAL_DO, LITERAL_FOR, LITERAL_IF, LITERAL_NEW,
                       LITERAL_SWITCH, LITERAL_SYNCHRONIZED, LITERAL_WHILE, METHOD_CALL,
                       METHOD_DEF, QUESTION, RESOURCE_SPECIFICATION, SUPER_CTOR_CALL, LAMBDA,
                       RECORD_DEF"/>
           <property name="severity" value="info"/>
       </module>

        <!-- INFO: Controls line wrapping of operators, requiring them at start of new line -->
        <module name="OperatorWrap">
            <property name="option" value="NL"/>
            <property name="tokens"
                    value="BAND, BOR, BSR, BXOR, DIV, EQUAL, GE, GT, LAND, LE, LITERAL_INSTANCEOF, LOR,
                        LT, MINUS, MOD, NOT_EQUAL, PLUS, QUESTION, SL, SR, STAR, METHOD_REF,
                        TYPE_EXTENSION_AND "/>
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Controls placement of annotations for class/method/constructor definitions -->
        <module name="AnnotationLocation">
            <property name="id" value="AnnotationLocationMostCases"/>
            <property name="tokens"
                    value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, METHOD_DEF, CTOR_DEF,
                        RECORD_DEF, COMPACT_CTOR_DEF"/>
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Controls placement of annotations for variables, allowing multiple on same line -->
        <module name="AnnotationLocation">
            <property name="id" value="AnnotationLocationVariables"/>
            <property name="tokens" value="VARIABLE_DEF"/>
            <property name="allowSamelineMultipleAnnotations" value="true"/>
            <property name="severity" value="info"/>
        </module>

        <!-- WARNING: Requires descriptions for Javadoc @-clauses -->
        <module name="NonEmptyAtclauseDescription">
            <property name="severity" value="warning"/>
        </module>

        <!-- ERROR: Ensures Javadoc comments are in valid locations -->
        <module name="InvalidJavadocPosition">
            <property name="severity" value="error"/>
        </module>

        <!-- INFO: Controls indentation of wrapped @-clause descriptions -->
        <module name="JavadocTagContinuationIndentation">
            <property name="severity" value="info"/>
        </module>

        <!-- WARNING: Enforces proper Javadoc summary structure and wording -->
        <module name="SummaryJavadoc">
            <property name="forbiddenSummaryFragments"
                    value="^@return the *|^This method returns |^A [{]@code [a-zA-Z0-9]+[}]( is a )"/>
            <property name="period" value=""/>
            <property name="severity" value="warning"/>
        </module>

        <!-- INFO: Requires proper paragraph structure in Javadoc comments -->
        <module name="JavadocParagraph">
            <property name="severity" value="info"/>
        </module>

        <!-- INFO: Requires empty line before Javadoc block tags (@param, @return, etc.) -->
        <module name="RequireEmptyLineBeforeBlockTagGroup">
            <property name="severity" value="info"/>
        </module>

        <!-- WARNING: Enforces standard ordering of Javadoc block tags -->
        <module name="AtclauseOrder">
            <property name="tagOrder" value="@param, @return, @throws, @deprecated"/>
            <property name="target"
                    value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, METHOD_DEF, CTOR_DEF, VARIABLE_DEF"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Checks Javadoc content for public methods -->
        <module name="JavadocMethod">
            <property name="accessModifiers" value="public"/>
            <property name="allowMissingParamTags" value="true"/>
            <property name="allowMissingReturnTag" value="true"/>
            <property name="allowedAnnotations" value="Override, Test"/>
            <property name="tokens" value="METHOD_DEF, CTOR_DEF, ANNOTATION_FIELD_DEF, COMPACT_CTOR_DEF"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Requires Javadoc comments for public methods over 2 lines -->
        <module name="MissingJavadocMethod">
            <property name="scope" value="public"/>
            <property name="minLineCount" value="2"/>
            <property name="allowedAnnotations" value="Override, Test"/>
            <property name="tokens" value="METHOD_DEF, CTOR_DEF, ANNOTATION_FIELD_DEF,
                                    COMPACT_CTOR_DEF"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Requires Javadoc comments for protected/public types -->
        <module name="MissingJavadocType">
            <property name="scope" value="protected"/>
            <property name="tokens"
                    value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF,
                            RECORD_DEF, ANNOTATION_DEF"/>
            <property name="excludeScope" value="nothing"/>
            <property name="severity" value="warning"/>
        </module>

        <!-- WARNING: Enforces method naming convention (camelCase) -->
        <module name="MethodName">
            <property name="format" value="^[a-z][a-z0-9]\w*$"/>
            <property name="severity" value="warning"/>
            <message key="name.invalidPattern"
                    value="Method name ''{0}'' must match pattern ''{1}''."/>
        </module>

        <!-- INFO: Validates format of single-line Javadoc comments -->
        <module name="SingleLineJavadoc">
            <property name="severity" value="info"/>
        </module>

        <!-- ERROR: Enforces empty catch blocks only when exception is named 'expected' -->
        <module name="EmptyCatchBlock">
            <property name="exceptionVariableName" value="expected"/>
            <property name="severity" value="error"/>
        </module>

        <!-- INFO: Ensures comments are properly indented with their context -->
        <module name="CommentsIndentation">
            <property name="tokens" value="SINGLE_LINE_COMMENT, BLOCK_COMMENT_BEGIN"/>
            <property name="severity" value="info"/>
        </module>

        <!-- ERROR: Enforces empty catch blocks only when exception is named 'expected' -->
        <module name="EmptyCatchBlock">
            <property name="exceptionVariableName" value="expected"/>
            <property name="severity" value="error"/>
        </module>

        <!-- INFO: Ensures comments are properly indented with their context -->
        <module name="CommentsIndentation">
            <property name="tokens" value="SINGLE_LINE_COMMENT, BLOCK_COMMENT_BEGIN"/>
            <property name="severity" value="info"/>
        </module>

    </module>
</module>
