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Netty checkstyle.xml added
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Andreas Mager committed Jan 30, 2017
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<?xml version="1.0" encoding="UTF-8"?>
<!--
~ Copyright 2012 The Netty Project
~
~ The Netty Project 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.
-->
<!DOCTYPE module PUBLIC
"-//Puppy Crawl//DTD Check Configuration 1.2//EN"
"http://www.puppycrawl.com/dtds/configuration_1_2.dtd">
<module name="Checker">
<property name="severity" value="warning"/>

<!--
<module name="SuppressionFilter">
<property name="file" value="/io/netty/suppressions.xml" />
</module>
<module name="io.netty.build.checkstyle.SuppressionFilter">
<property name="pattern" value="((LocalTime|WorldClock)Protocol|LinkedTransferQueue|Version|jzlib/.*|chmv8/.*|com/sun/nio/sctp/.*)\.java" />
</module>
-->
<module name="FileTabCharacter"/>
<module name="JavadocPackage"/>
<module name="NewlineAtEndOfFile" />
<!-- Copyright headers -->
<module name="RegexpSingleline">
<property name="format" value="^(\s|\*)*Copyright\s+[0-9]+\s+The Netty Project\s*$"/>
<property name="minimum" value="1"/>
<property name="maximum" value="1"/>
<property name="message" value="missing copyright header"/>
</module>
<!-- Unmaintainable Javadoc tags -->
<module name="RegexpSingleline">
<property name="format" value="(@(author|version)|\(non-Javadoc\))"/>
<property name="ignoreCase" value="true"/>
<property name="message" value="unmaintainable Javadoc tags: @author, @version, or (non-Javadoc)"/>
</module>
<!-- IDE-generated comment -->
<module name="RegexpSingleline">
<property name="format" value="File \| Settings \| File Templates"/>
<property name="message" value="IDE-generated comment"/>
</module>
<!-- Force UNIX line separator
<module name="io.netty.build.checkstyle.NewlineCheck"/>
-->

<!-- Trailing whitespace -->
<module name="RegexpSingleline">
<property name="format" value="\s+$"/>
<property name="message" value="trailing whitespace"/>
</module>
<!-- Prohibit consecutive empty lines (except the lines after package/import) -->
<module name="RegexpMultiline">
<property name="format" value="\n *(?!package )(?!import )[^\n]+\n{3,}"/>
<property name="message" value="two or more consecutive empty lines"/>
</module>
<!-- Prohibit an empty after { or before } -->
<module name="RegexpMultiline">
<property name="format" value="\n\n\s+\}[^\n]{0,10}\n"/>
<property name="message" value="an empty line before '}'"/>
</module>
<module name="RegexpMultiline">
<property name="format" value="\n\s+[^\n]{1,8}\{\n\n"/>
<property name="message" value="an empty line after a short line that ends with '{'"/>
</module>

<module name="TreeWalker">
<module name="LineLength">
<property name="max" value="120"/>
</module>
<module name="WhitespaceAfter"/>
<module name="WhitespaceAround">
<property name="tokens" value="ASSIGN, BAND, BAND_ASSIGN, BOR, BOR_ASSIGN, BSR, BSR_ASSIGN, BXOR, BXOR_ASSIGN, DIV, DIV_ASSIGN, EQUAL, GE, GT, LAND, LCURLY, 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, RCURLY, SL, SLIST, SL_ASSIGN, SR, SR_ASSIGN, STAR, STAR_ASSIGN, TYPE_EXTENSION_AND"/>
</module>
<!-- Commented out due to false positives.
<module name="MissingDeprecated"/>
-->
<module name="MissingOverride"/>
<module name="PackageAnnotation"/>
<module name="EmptyBlock">
<property name="option" value="text"/>
</module>
<module name="LeftCurly"/>
<module name="RightCurly"/>
<module name="NeedBraces"/>
<module name="AvoidNestedBlocks">
<property name="allowInSwitchCase" value="true"/>
</module>
<module name="FinalClass"/>
<module name="HideUtilityClassConstructor"/>
<module name="CovariantEquals"/>
<module name="EmptyStatement"/>
<module name="EqualsHashCode"/>
<!--
<module name="FinalLocalVariable"/>
-->
<!-- Commented out due to http://jira.codehaus.org/browse/MCHECKSTYLE-111
<module name="RedundantThrows">
<property name="logLoadErrors" value="false"/>
<property name="suppressLoadErrors" value="true"/>
</module>
-->
<module name="SimplifyBooleanExpression"/>
<module name="SimplifyBooleanReturn"/>
<module name="SuperFinalize"/>
<module name="PackageDeclaration"/>
<module name="ExplicitInitialization"/>
<module name="DefaultComesLast"/>
<module name="UnnecessaryParentheses"/>
<module name="AvoidStarImport">
<property name="allowStaticMemberImports" value="true"/>
</module>
<module name="RedundantImport"/>
<!-- Commented out due to false positives.
<module name="UnusedImports">
<property name="processJavadoc" value="true"/>
</module>
-->
<module name="JavadocStyle">
<property name="checkFirstSentence" value="false"/>
</module>
<module name="UpperEll"/>
<module name="ArrayTypeStyle"/>
<module name="OuterTypeFilename"/>
<module name="ModifierOrder"/>
<module name="RedundantModifier"/>
<module name="GenericWhitespace"/>
<module name="EmptyForInitializerPad"/>
<module name="EmptyForIteratorPad"/>
<module name="MethodParamPad"/>
<module name="ParenPad"/>
<module name="TypecastParenPad"/>
<module name="ParameterName">
<property name="format" value="^(?!arg[0-9])[_a-z][_a-zA-Z0-9]*$" />
</module>
</module>
</module>

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