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checkstyle.xml
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checkstyle.xml
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<?xml version="1.0"?>
<!--
~ Licensed to Crate.io GmbH ("Crate") under one or more contributor
~ license agreements. See the NOTICE file distributed with this work for
~ additional information regarding copyright ownership. Crate licenses
~ this file to you under the Apache License, Version 2.0 (the "License");
~ you may not use this file except in compliance with the License. You may
~ obtain a copy of the License at
~
~ http://www.apache.org/licenses/LICENSE-2.0
~
~ Unless required by applicable law or agreed to in writing, software
~ distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
~ WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
~ License for the specific language governing permissions and limitations
~ under the License.
~
~ However, if you have executed another commercial license agreement
~ with Crate these terms will supersede the license and you may use the
~ software solely pursuant to the terms of the relevant commercial agreement.
-->
<!DOCTYPE module PUBLIC
"-//Puppy Crawl//DTD Check Configuration 1.3//EN"
"http://checkstyle.sourceforge.net/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.sf.net (or in your downloaded distribution).
To completely disable a check, just comment it out or delete it from the file.
Authors: Max Vetrenko, Ruslan Diachenko, Roman Ivanov.
-->
<module name = "Checker">
<property name="charset" value="UTF-8"/>
<property name="severity" value="error"/>
<property name="fileExtensions" value="java, xml"/>
<module name="RegexpHeader">
<property
name="header"
value="^/\*+$\n^ \* (Licensed to|Copyright)" />
</module>
<module name="BeforeExecutionExclusionFileFilter">
<property name="fileNamePattern" value="module\-info\.java$"/>
</module>
<!-- Checks for whitespace -->
<!-- See http://checkstyle.sf.net/config_whitespace.html -->
<module name="FileTabCharacter">
<property name="eachLine" value="true"/>
</module>
<module name="SuppressWarningsFilter"/>
<module name="TreeWalker">
<module name="SuppressWarningsHolder"/>
<module name="OuterTypeFilename"/>
<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."/>
</module>
<module name="AvoidEscapedUnicodeCharacters">
<property name="allowEscapesForControlCharacters" value="true"/>
<property name="allowByTailComment" value="true"/>
<property name="allowNonPrintableEscapes" value="true"/>
</module>
<!-- We don't enforce line length for now -->
<!--<module name="LineLength">-->
<!--<property name="max" value="120"/>-->
<!--<property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/>-->
<!--</module>-->
<module name="AvoidStarImport"/>
<module name="UnusedImports"/>
<module name="OneTopLevelClass"/>
<module name="NoLineWrap"/>
<module name="EmptyBlock">
<property name="option" value="TEXT"/>
<property name="tokens" value="LITERAL_TRY, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, LITERAL_SWITCH"/>
</module>
<!--<module name="NeedBraces"/>-->
<module name="LeftCurly">
<!--<property name="maxLineLength" value="120"/>-->
</module>
<module name="RightCurly">
<property name="id" value="RightCurlySame"/>
<property name="tokens" value="LITERAL_TRY, LITERAL_CATCH, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, LITERAL_DO"/>
</module>
<module name="RightCurly">
<property name="id" value="RightCurlyAlone"/>
<property name="option" value="alone"/>
<property name="tokens" value="CLASS_DEF, LITERAL_FOR, LITERAL_WHILE, STATIC_INIT, INSTANCE_INIT"/>
</module>
<module name="WhitespaceAround">
<property name="allowEmptyConstructors" value="true"/>
<property name="allowEmptyMethods" value="true"/>
<property name="allowEmptyTypes" value="true"/>
<property name="allowEmptyLoops" value="true"/>
<property name="allowEmptyLambdas" value="true"/>
<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>
<module name="OneStatementPerLine"/>
<!--<module name="MultipleVariableDeclarations"/>-->
<module name="ArrayTypeStyle"/>
<module name="MissingSwitchDefault"/>
<module name="FallThrough">
<property name="reliefPattern" value="fall through"/>
</module>
<module name="UpperEll"/>
<module name="ModifierOrder"/>
<module name="EmptyLineSeparator">
<property name="allowNoEmptyLineBetweenFields" value="true"/>
</module>
<module name="SeparatorWrap">
<property name="id" value="SeparatorWrapDot"/>
<property name="tokens" value="DOT"/>
<property name="option" value="nl"/>
</module>
<module name="SeparatorWrap">
<property name="id" value="SeparatorWrapComma"/>
<property name="tokens" value="COMMA"/>
<property name="option" value="EOL"/>
</module>
<module name="SeparatorWrap">
<property name="id" value="SeparatorWrapMethodRef"/>
<property name="tokens" value="METHOD_REF"/>
<property name="option" value="nl"/>
</module>
<module name="PackageName">
<property name="format" value="^[a-z]+(\.[a-z][a-z0-9]*)*$"/>
<message key="name.invalidPattern"
value="Package name ''{0}'' must match pattern ''{1}''."/>
</module>
<module name="TypeName">
<message key="name.invalidPattern"
value="Type name ''{0}'' must match pattern ''{1}''."/>
</module>
<module name="ConstantName">
<message key="name.invalidPattern"
value="Constant name ''{0}'' must match pattern ''{1}''."/>
</module>
<!--<module name="MemberName">-->
<!--<property name="format" value="^[a-z][a-z0-9][a-zA-Z0-9]*$"/>-->
<!--<message key="name.invalidPattern"-->
<!--value="Member name ''{0}'' must match pattern ''{1}''."/>-->
<!--</module>-->
<!--<module name="ParameterName">-->
<!--<property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>-->
<!--<message key="name.invalidPattern"-->
<!--value="Parameter name ''{0}'' must match pattern ''{1}''."/>-->
<!--</module>-->
<module name="CatchParameterName">
<property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>
<message key="name.invalidPattern"
value="Catch parameter name ''{0}'' must match pattern ''{1}''."/>
</module>
<!--<module name="LocalVariableName">-->
<!--<property name="tokens" value="VARIABLE_DEF"/>-->
<!--<property name="format" value="^[a-z]([a-z0-9][a-zA-Z0-9]*)?$"/>-->
<!--<message key="name.invalidPattern"-->
<!--value="Local variable name ''{0}'' must match pattern ''{1}''."/>-->
<!--</module>-->
<!--<module name="ClassTypeParameterName">-->
<!--<property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>-->
<!--<message key="name.invalidPattern"-->
<!--value="Class type name ''{0}'' must match pattern ''{1}''."/>-->
<!--</module>-->
<!--<module name="MethodTypeParameterName">-->
<!--<property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>-->
<!--<message key="name.invalidPattern"-->
<!--value="Method type name ''{0}'' must match pattern ''{1}''."/>-->
<!--</module>-->
<!--<module name="InterfaceTypeParameterName">-->
<!--<property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>-->
<!--<message key="name.invalidPattern"-->
<!--value="Interface type name ''{0}'' must match pattern ''{1}''."/>-->
<!--</module>-->
<module name="NoFinalizer"/>
<module name="GenericWhitespace">
<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>
<module name="Indentation">
<property name="basicOffset" value="4"/>
<property name="braceAdjustment" value="0"/>
<property name="caseIndent" value="4"/>
<property name="throwsIndent" value="4"/>
<property name="lineWrappingIndentation" value="4"/>
<property name="arrayInitIndent" value="2"/>
</module>
<!--<module name="AbbreviationAsWordInName">-->
<!--<property name="ignoreFinal" value="false"/>-->
<!--<property name="allowedAbbreviationLength" value="1"/>-->
<!--</module>-->
<!--<module name="OverloadMethodsDeclarationOrder"/>-->
<module name="VariableDeclarationUsageDistance">
<property name="allowedDistance" value="5" />
</module>
<!--<module name="CustomImportOrder">-->
<!--<property name="sortImportsInGroupAlphabetically" value="true"/>-->
<!--<property name="separateLineBetweenGroups" value="true"/>-->
<!--<property name="customImportOrderRules" value="STATIC###THIRD_PARTY_PACKAGE"/>-->
<!--</module>-->
<module name="MethodParamPad"/>
<module name="ParenPad"/>
<!--<module name="DeclarationOrderCheck"/>-->
<!--<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 "/>-->
<!--</module>-->
<module name="AnnotationLocation">
<property name="id" value="AnnotationLocationMostCases"/>
<property name="tokens" value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, METHOD_DEF, CTOR_DEF"/>
</module>
<module name="AnnotationLocation">
<property name="id" value="AnnotationLocationVariables"/>
<property name="tokens" value="VARIABLE_DEF"/>
<property name="allowSamelineMultipleAnnotations" value="true"/>
</module>
<!--<module name="NonEmptyAtclauseDescription"/>-->
<!--<module name="JavadocTagContinuationIndentation"/>-->
<!--<module name="SummaryJavadoc">-->
<!--<property name="forbiddenSummaryFragments" value="^@return the *|^This method returns |^A [{]@code [a-zA-Z0-9]+[}]( is a )"/>-->
<!--</module>-->
<!--<module name="JavadocParagraph"/>-->
<!--<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"/>-->
<!--</module>-->
<!--<module name="JavadocMethod">-->
<!--<property name="scope" value="public"/>-->
<!--<property name="allowMissingParamTags" value="true"/>-->
<!--<property name="allowMissingThrowsTags" value="true"/>-->
<!--<property name="allowMissingReturnTag" value="true"/>-->
<!--<property name="minLineCount" value="2"/>-->
<!--<property name="allowedAnnotations" value="Override, Test"/>-->
<!--<property name="allowThrowsTagsForSubclasses" value="true"/>-->
<!--</module>-->
<module name="MethodName">
<property name="format" value="^[a-z0-9][a-zA-Z0-9_]*$"/>
<message key="name.invalidPattern"
value="Method name ''{0}'' must match pattern ''{1}''."/>
</module>
<!--<module name="SingleLineJavadoc">-->
<!--<property name="ignoreInlineTags" value="false"/>-->
<!--</module>-->
<module name="EmptyCatchBlock">
<property name="exceptionVariableName" value="ignored|expected;"/>
</module>
<module name="CommentsIndentation"/>
<module name="SingleSpaceSeparator"/>
</module>
</module>